[RFC PATCH 1/3] LSM: add a flags field to the LSM hook definitions
Casey Schaufler
casey at schaufler-ca.com
Wed Feb 25 19:21:41 UTC 2026
Add a field for flags to the definition of LSM hooks. This allows
for hooks to be identified at system initialization for special
processing.
Signed-off-by: Casey Schaufler <casey at schaufler-ca.com>
---
include/linux/bpf_lsm.h | 2 +-
include/linux/lsm_hook_defs.h | 614 ++++++++++++++++++----------------
include/linux/lsm_hooks.h | 4 +-
kernel/bpf/bpf_lsm.c | 10 +-
security/bpf/hooks.c | 2 +-
security/security.c | 6 +-
6 files changed, 331 insertions(+), 307 deletions(-)
diff --git a/include/linux/bpf_lsm.h b/include/linux/bpf_lsm.h
index 643809cc78c3..d71ba8c87e79 100644
--- a/include/linux/bpf_lsm.h
+++ b/include/linux/bpf_lsm.h
@@ -14,7 +14,7 @@
#ifdef CONFIG_BPF_LSM
-#define LSM_HOOK(RET, DEFAULT, NAME, ...) \
+#define LSM_HOOK(RET, DEFAULT, FLAGS, NAME, ...) \
RET bpf_lsm_##NAME(__VA_ARGS__);
#include <linux/lsm_hook_defs.h>
#undef LSM_HOOK
diff --git a/include/linux/lsm_hook_defs.h b/include/linux/lsm_hook_defs.h
index 8c42b4bde09c..acda3a02da97 100644
--- a/include/linux/lsm_hook_defs.h
+++ b/include/linux/lsm_hook_defs.h
@@ -18,451 +18,475 @@
* The macro LSM_HOOK is used to define the data structures required by
* the LSM framework using the pattern:
*
- * LSM_HOOK(<return_type>, <default_value>, <hook_name>, args...)
+ * LSM_HOOK(<return_type>, <default_value>, <flags>, <single>,
+ * <hook_name>, args...)
*
* struct security_hook_heads {
- * #define LSM_HOOK(RET, DEFAULT, NAME, ...) struct hlist_head NAME;
+ * #define LSM_HOOK(RET, DEFAULT, FLAGS, NAME, ...) struct hlist_head NAME;
* #include <linux/lsm_hook_defs.h>
* #undef LSM_HOOK
* };
*/
-LSM_HOOK(int, 0, binder_set_context_mgr, const struct cred *mgr)
-LSM_HOOK(int, 0, binder_transaction, const struct cred *from,
+LSM_HOOK(int, 0, 0, binder_set_context_mgr, const struct cred *mgr)
+LSM_HOOK(int, 0, 0, binder_transaction, const struct cred *from,
const struct cred *to)
-LSM_HOOK(int, 0, binder_transfer_binder, const struct cred *from,
+LSM_HOOK(int, 0, 0, binder_transfer_binder, const struct cred *from,
const struct cred *to)
-LSM_HOOK(int, 0, binder_transfer_file, const struct cred *from,
+LSM_HOOK(int, 0, 0, binder_transfer_file, const struct cred *from,
const struct cred *to, const struct file *file)
-LSM_HOOK(int, 0, ptrace_access_check, struct task_struct *child,
+LSM_HOOK(int, 0, 0, ptrace_access_check, struct task_struct *child,
unsigned int mode)
-LSM_HOOK(int, 0, ptrace_traceme, struct task_struct *parent)
-LSM_HOOK(int, 0, capget, const struct task_struct *target, kernel_cap_t *effective,
- kernel_cap_t *inheritable, kernel_cap_t *permitted)
-LSM_HOOK(int, 0, capset, struct cred *new, const struct cred *old,
+LSM_HOOK(int, 0, 0, ptrace_traceme, struct task_struct *parent)
+LSM_HOOK(int, 0, 0, capget, const struct task_struct *target,
+ kernel_cap_t *effective, kernel_cap_t *inheritable,
+ kernel_cap_t *permitted)
+LSM_HOOK(int, 0, 0, capset, struct cred *new, const struct cred *old,
const kernel_cap_t *effective, const kernel_cap_t *inheritable,
const kernel_cap_t *permitted)
-LSM_HOOK(int, 0, capable, const struct cred *cred, struct user_namespace *ns,
- int cap, unsigned int opts)
-LSM_HOOK(int, 0, quotactl, int cmds, int type, int id, const struct super_block *sb)
-LSM_HOOK(int, 0, quota_on, struct dentry *dentry)
-LSM_HOOK(int, 0, syslog, int type)
-LSM_HOOK(int, 0, settime, const struct timespec64 *ts,
+LSM_HOOK(int, 0, 0, capable, const struct cred *cred,
+ struct user_namespace *ns, int cap, unsigned int opts)
+LSM_HOOK(int, 0, 0, quotactl, int cmds, int type, int id,
+ const struct super_block *sb)
+LSM_HOOK(int, 0, 0, quota_on, struct dentry *dentry)
+LSM_HOOK(int, 0, 0, syslog, int type)
+LSM_HOOK(int, 0, 0, settime, const struct timespec64 *ts,
const struct timezone *tz)
-LSM_HOOK(int, 0, vm_enough_memory, struct mm_struct *mm, long pages)
-LSM_HOOK(int, 0, bprm_creds_for_exec, struct linux_binprm *bprm)
-LSM_HOOK(int, 0, bprm_creds_from_file, struct linux_binprm *bprm, const struct file *file)
-LSM_HOOK(int, 0, bprm_check_security, struct linux_binprm *bprm)
-LSM_HOOK(void, LSM_RET_VOID, bprm_committing_creds, const struct linux_binprm *bprm)
-LSM_HOOK(void, LSM_RET_VOID, bprm_committed_creds, const struct linux_binprm *bprm)
-LSM_HOOK(int, 0, fs_context_submount, struct fs_context *fc, struct super_block *reference)
-LSM_HOOK(int, 0, fs_context_dup, struct fs_context *fc,
+LSM_HOOK(int, 0, 0, vm_enough_memory, struct mm_struct *mm, long pages)
+LSM_HOOK(int, 0, 0, bprm_creds_for_exec, struct linux_binprm *bprm)
+LSM_HOOK(int, 0, 0, bprm_creds_from_file, struct linux_binprm *bprm,
+ const struct file *file)
+LSM_HOOK(int, 0, 0, bprm_check_security, struct linux_binprm *bprm)
+LSM_HOOK(void, LSM_RET_VOID, 0, bprm_committing_creds,
+ const struct linux_binprm *bprm)
+LSM_HOOK(void, LSM_RET_VOID, 0, bprm_committed_creds,
+ const struct linux_binprm *bprm)
+LSM_HOOK(int, 0, 0, fs_context_submount, struct fs_context *fc,
+ struct super_block *reference)
+LSM_HOOK(int, 0, 0, fs_context_dup, struct fs_context *fc,
struct fs_context *src_sc)
-LSM_HOOK(int, -ENOPARAM, fs_context_parse_param, struct fs_context *fc,
+LSM_HOOK(int, -ENOPARAM, 0, fs_context_parse_param, struct fs_context *fc,
struct fs_parameter *param)
-LSM_HOOK(int, 0, sb_alloc_security, struct super_block *sb)
-LSM_HOOK(void, LSM_RET_VOID, sb_delete, struct super_block *sb)
-LSM_HOOK(void, LSM_RET_VOID, sb_free_security, struct super_block *sb)
-LSM_HOOK(void, LSM_RET_VOID, sb_free_mnt_opts, void *mnt_opts)
-LSM_HOOK(int, 0, sb_eat_lsm_opts, char *orig, void **mnt_opts)
-LSM_HOOK(int, 0, sb_mnt_opts_compat, struct super_block *sb, void *mnt_opts)
-LSM_HOOK(int, 0, sb_remount, struct super_block *sb, void *mnt_opts)
-LSM_HOOK(int, 0, sb_kern_mount, const struct super_block *sb)
-LSM_HOOK(int, 0, sb_show_options, struct seq_file *m, struct super_block *sb)
-LSM_HOOK(int, 0, sb_statfs, struct dentry *dentry)
-LSM_HOOK(int, 0, sb_mount, const char *dev_name, const struct path *path,
+LSM_HOOK(int, 0, 0, sb_alloc_security, struct super_block *sb)
+LSM_HOOK(void, LSM_RET_VOID, 0, sb_delete, struct super_block *sb)
+LSM_HOOK(void, LSM_RET_VOID, 0, sb_free_security, struct super_block *sb)
+LSM_HOOK(void, LSM_RET_VOID, 0, sb_free_mnt_opts, void *mnt_opts)
+LSM_HOOK(int, 0, 0, sb_eat_lsm_opts, char *orig, void **mnt_opts)
+LSM_HOOK(int, 0, 0, sb_mnt_opts_compat, struct super_block *sb, void *mnt_opts)
+LSM_HOOK(int, 0, 0, sb_remount, struct super_block *sb, void *mnt_opts)
+LSM_HOOK(int, 0, 0, sb_kern_mount, const struct super_block *sb)
+LSM_HOOK(int, 0, 0, sb_show_options, struct seq_file *m, struct super_block *sb)
+LSM_HOOK(int, 0, 0, sb_statfs, struct dentry *dentry)
+LSM_HOOK(int, 0, 0, sb_mount, const char *dev_name, const struct path *path,
const char *type, unsigned long flags, void *data)
-LSM_HOOK(int, 0, sb_umount, struct vfsmount *mnt, int flags)
-LSM_HOOK(int, 0, sb_pivotroot, const struct path *old_path,
+LSM_HOOK(int, 0, 0, sb_umount, struct vfsmount *mnt, int flags)
+LSM_HOOK(int, 0, 0, sb_pivotroot, const struct path *old_path,
const struct path *new_path)
-LSM_HOOK(int, 0, sb_set_mnt_opts, struct super_block *sb, void *mnt_opts,
+LSM_HOOK(int, 0, 0, sb_set_mnt_opts, struct super_block *sb, void *mnt_opts,
unsigned long kern_flags, unsigned long *set_kern_flags)
-LSM_HOOK(int, 0, sb_clone_mnt_opts, const struct super_block *oldsb,
+LSM_HOOK(int, 0, 0, sb_clone_mnt_opts, const struct super_block *oldsb,
struct super_block *newsb, unsigned long kern_flags,
unsigned long *set_kern_flags)
-LSM_HOOK(int, 0, move_mount, const struct path *from_path,
+LSM_HOOK(int, 0, 0, move_mount, const struct path *from_path,
const struct path *to_path)
-LSM_HOOK(int, -EOPNOTSUPP, dentry_init_security, struct dentry *dentry,
+LSM_HOOK(int, -EOPNOTSUPP, 0, dentry_init_security, struct dentry *dentry,
int mode, const struct qstr *name, const char **xattr_name,
struct lsm_context *cp)
-LSM_HOOK(int, 0, dentry_create_files_as, struct dentry *dentry, int mode,
+LSM_HOOK(int, 0, 0, dentry_create_files_as, struct dentry *dentry, int mode,
const struct qstr *name, const struct cred *old, struct cred *new)
#ifdef CONFIG_SECURITY_PATH
-LSM_HOOK(int, 0, path_unlink, const struct path *dir, struct dentry *dentry)
-LSM_HOOK(int, 0, path_mkdir, const struct path *dir, struct dentry *dentry,
+LSM_HOOK(int, 0, 0, path_unlink, const struct path *dir, struct dentry *dentry)
+LSM_HOOK(int, 0, 0, path_mkdir, const struct path *dir, struct dentry *dentry,
umode_t mode)
-LSM_HOOK(int, 0, path_rmdir, const struct path *dir, struct dentry *dentry)
-LSM_HOOK(int, 0, path_mknod, const struct path *dir, struct dentry *dentry,
+LSM_HOOK(int, 0, 0, path_rmdir, const struct path *dir, struct dentry *dentry)
+LSM_HOOK(int, 0, 0, path_mknod, const struct path *dir, struct dentry *dentry,
umode_t mode, unsigned int dev)
-LSM_HOOK(void, LSM_RET_VOID, path_post_mknod, struct mnt_idmap *idmap,
+LSM_HOOK(void, LSM_RET_VOID, 0, path_post_mknod, struct mnt_idmap *idmap,
struct dentry *dentry)
-LSM_HOOK(int, 0, path_truncate, const struct path *path)
-LSM_HOOK(int, 0, path_symlink, const struct path *dir, struct dentry *dentry,
- const char *old_name)
-LSM_HOOK(int, 0, path_link, struct dentry *old_dentry,
+LSM_HOOK(int, 0, 0, path_truncate, const struct path *path)
+LSM_HOOK(int, 0, 0, path_symlink, const struct path *dir,
+ struct dentry *dentry, const char *old_name)
+LSM_HOOK(int, 0, 0, path_link, struct dentry *old_dentry,
const struct path *new_dir, struct dentry *new_dentry)
-LSM_HOOK(int, 0, path_rename, const struct path *old_dir,
+LSM_HOOK(int, 0, 0, path_rename, const struct path *old_dir,
struct dentry *old_dentry, const struct path *new_dir,
struct dentry *new_dentry, unsigned int flags)
-LSM_HOOK(int, 0, path_chmod, const struct path *path, umode_t mode)
-LSM_HOOK(int, 0, path_chown, const struct path *path, kuid_t uid, kgid_t gid)
-LSM_HOOK(int, 0, path_chroot, const struct path *path)
+LSM_HOOK(int, 0, 0, path_chmod, const struct path *path, umode_t mode)
+LSM_HOOK(int, 0, 0, path_chown, const struct path *path, kuid_t uid, kgid_t gid)
+LSM_HOOK(int, 0, 0, path_chroot, const struct path *path)
#endif /* CONFIG_SECURITY_PATH */
/* Needed for inode based security check */
-LSM_HOOK(int, 0, path_notify, const struct path *path, u64 mask,
+LSM_HOOK(int, 0, 0, path_notify, const struct path *path, u64 mask,
unsigned int obj_type)
-LSM_HOOK(int, 0, inode_alloc_security, struct inode *inode)
-LSM_HOOK(void, LSM_RET_VOID, inode_free_security, struct inode *inode)
-LSM_HOOK(void, LSM_RET_VOID, inode_free_security_rcu, void *inode_security)
-LSM_HOOK(int, -EOPNOTSUPP, inode_init_security, struct inode *inode,
+LSM_HOOK(int, 0, 0, inode_alloc_security, struct inode *inode)
+LSM_HOOK(void, LSM_RET_VOID, 0, inode_free_security, struct inode *inode)
+LSM_HOOK(void, LSM_RET_VOID, 0, inode_free_security_rcu, void *inode_security)
+LSM_HOOK(int, -EOPNOTSUPP, 0, inode_init_security, struct inode *inode,
struct inode *dir, const struct qstr *qstr, struct xattr *xattrs,
int *xattr_count)
-LSM_HOOK(int, 0, inode_init_security_anon, struct inode *inode,
+LSM_HOOK(int, 0, 0, inode_init_security_anon, struct inode *inode,
const struct qstr *name, const struct inode *context_inode)
-LSM_HOOK(int, 0, inode_create, struct inode *dir, struct dentry *dentry,
+LSM_HOOK(int, 0, 0, inode_create, struct inode *dir, struct dentry *dentry,
umode_t mode)
-LSM_HOOK(void, LSM_RET_VOID, inode_post_create_tmpfile, struct mnt_idmap *idmap,
- struct inode *inode)
-LSM_HOOK(int, 0, inode_link, struct dentry *old_dentry, struct inode *dir,
+LSM_HOOK(void, LSM_RET_VOID, 0, inode_post_create_tmpfile,
+ struct mnt_idmap *idmap, struct inode *inode)
+LSM_HOOK(int, 0, 0, inode_link, struct dentry *old_dentry, struct inode *dir,
struct dentry *new_dentry)
-LSM_HOOK(int, 0, inode_unlink, struct inode *dir, struct dentry *dentry)
-LSM_HOOK(int, 0, inode_symlink, struct inode *dir, struct dentry *dentry,
+LSM_HOOK(int, 0, 0, inode_unlink, struct inode *dir, struct dentry *dentry)
+LSM_HOOK(int, 0, 0, inode_symlink, struct inode *dir, struct dentry *dentry,
const char *old_name)
-LSM_HOOK(int, 0, inode_mkdir, struct inode *dir, struct dentry *dentry,
+LSM_HOOK(int, 0, 0, inode_mkdir, struct inode *dir, struct dentry *dentry,
umode_t mode)
-LSM_HOOK(int, 0, inode_rmdir, struct inode *dir, struct dentry *dentry)
-LSM_HOOK(int, 0, inode_mknod, struct inode *dir, struct dentry *dentry,
+LSM_HOOK(int, 0, 0, inode_rmdir, struct inode *dir, struct dentry *dentry)
+LSM_HOOK(int, 0, 0, inode_mknod, struct inode *dir, struct dentry *dentry,
umode_t mode, dev_t dev)
-LSM_HOOK(int, 0, inode_rename, struct inode *old_dir, struct dentry *old_dentry,
- struct inode *new_dir, struct dentry *new_dentry)
-LSM_HOOK(int, 0, inode_readlink, struct dentry *dentry)
-LSM_HOOK(int, 0, inode_follow_link, struct dentry *dentry, struct inode *inode,
- bool rcu)
-LSM_HOOK(int, 0, inode_permission, struct inode *inode, int mask)
-LSM_HOOK(int, 0, inode_setattr, struct mnt_idmap *idmap, struct dentry *dentry,
- struct iattr *attr)
-LSM_HOOK(void, LSM_RET_VOID, inode_post_setattr, struct mnt_idmap *idmap,
+LSM_HOOK(int, 0, 0, inode_rename, struct inode *old_dir,
+ struct dentry *old_dentry, struct inode *new_dir,
+ struct dentry *new_dentry)
+LSM_HOOK(int, 0, 0, inode_readlink, struct dentry *dentry)
+LSM_HOOK(int, 0, 0, inode_follow_link, struct dentry *dentry,
+ struct inode *inode, bool rcu)
+LSM_HOOK(int, 0, 0, inode_permission, struct inode *inode, int mask)
+LSM_HOOK(int, 0, 0, inode_setattr, struct mnt_idmap *idmap, struct dentry *dentry, struct iattr *attr)
+LSM_HOOK(void, LSM_RET_VOID, 0, inode_post_setattr, struct mnt_idmap *idmap,
struct dentry *dentry, int ia_valid)
-LSM_HOOK(int, 0, inode_getattr, const struct path *path)
-LSM_HOOK(int, 0, inode_xattr_skipcap, const char *name)
-LSM_HOOK(int, 0, inode_setxattr, struct mnt_idmap *idmap,
+LSM_HOOK(int, 0, 0, inode_getattr, const struct path *path)
+LSM_HOOK(int, 0, 0, inode_xattr_skipcap, const char *name)
+LSM_HOOK(int, 0, 0, inode_setxattr, struct mnt_idmap *idmap,
struct dentry *dentry, const char *name, const void *value,
size_t size, int flags)
-LSM_HOOK(void, LSM_RET_VOID, inode_post_setxattr, struct dentry *dentry,
+LSM_HOOK(void, LSM_RET_VOID, 0, inode_post_setxattr, struct dentry *dentry,
const char *name, const void *value, size_t size, int flags)
-LSM_HOOK(int, 0, inode_getxattr, struct dentry *dentry, const char *name)
-LSM_HOOK(int, 0, inode_listxattr, struct dentry *dentry)
-LSM_HOOK(int, 0, inode_removexattr, struct mnt_idmap *idmap,
+LSM_HOOK(int, 0, 0, inode_getxattr, struct dentry *dentry, const char *name)
+LSM_HOOK(int, 0, 0, inode_listxattr, struct dentry *dentry)
+LSM_HOOK(int, 0, 0, inode_removexattr, struct mnt_idmap *idmap,
struct dentry *dentry, const char *name)
-LSM_HOOK(void, LSM_RET_VOID, inode_post_removexattr, struct dentry *dentry,
+LSM_HOOK(void, LSM_RET_VOID, 0, inode_post_removexattr, struct dentry *dentry,
const char *name)
-LSM_HOOK(int, 0, inode_file_setattr, struct dentry *dentry, struct file_kattr *fa)
-LSM_HOOK(int, 0, inode_file_getattr, struct dentry *dentry, struct file_kattr *fa)
-LSM_HOOK(int, 0, inode_set_acl, struct mnt_idmap *idmap,
+LSM_HOOK(int, 0, 0, inode_file_setattr, struct dentry *dentry,
+ struct file_kattr *fa)
+LSM_HOOK(int, 0, 0, inode_file_getattr, struct dentry *dentry,
+ struct file_kattr *fa)
+LSM_HOOK(int, 0, 0, inode_set_acl, struct mnt_idmap *idmap,
struct dentry *dentry, const char *acl_name, struct posix_acl *kacl)
-LSM_HOOK(void, LSM_RET_VOID, inode_post_set_acl, struct dentry *dentry,
+LSM_HOOK(void, LSM_RET_VOID, 0, inode_post_set_acl, struct dentry *dentry,
const char *acl_name, struct posix_acl *kacl)
-LSM_HOOK(int, 0, inode_get_acl, struct mnt_idmap *idmap,
+LSM_HOOK(int, 0, 0, inode_get_acl, struct mnt_idmap *idmap,
struct dentry *dentry, const char *acl_name)
-LSM_HOOK(int, 0, inode_remove_acl, struct mnt_idmap *idmap,
+LSM_HOOK(int, 0, 0, inode_remove_acl, struct mnt_idmap *idmap,
struct dentry *dentry, const char *acl_name)
-LSM_HOOK(void, LSM_RET_VOID, inode_post_remove_acl, struct mnt_idmap *idmap,
+LSM_HOOK(void, LSM_RET_VOID, 0, inode_post_remove_acl, struct mnt_idmap *idmap,
struct dentry *dentry, const char *acl_name)
-LSM_HOOK(int, 0, inode_need_killpriv, struct dentry *dentry)
-LSM_HOOK(int, 0, inode_killpriv, struct mnt_idmap *idmap,
+LSM_HOOK(int, 0, 0, inode_need_killpriv, struct dentry *dentry)
+LSM_HOOK(int, 0, 0, inode_killpriv, struct mnt_idmap *idmap,
struct dentry *dentry)
-LSM_HOOK(int, -EOPNOTSUPP, inode_getsecurity, struct mnt_idmap *idmap,
+LSM_HOOK(int, -EOPNOTSUPP, 0, inode_getsecurity, struct mnt_idmap *idmap,
struct inode *inode, const char *name, void **buffer, bool alloc)
-LSM_HOOK(int, -EOPNOTSUPP, inode_setsecurity, struct inode *inode,
+LSM_HOOK(int, -EOPNOTSUPP, 0, inode_setsecurity, struct inode *inode,
const char *name, const void *value, size_t size, int flags)
-LSM_HOOK(int, 0, inode_listsecurity, struct inode *inode, char *buffer,
+LSM_HOOK(int, 0, 0, inode_listsecurity, struct inode *inode, char *buffer,
size_t buffer_size)
-LSM_HOOK(void, LSM_RET_VOID, inode_getlsmprop, struct inode *inode,
+LSM_HOOK(void, LSM_RET_VOID, 0, inode_getlsmprop, struct inode *inode,
struct lsm_prop *prop)
-LSM_HOOK(int, 0, inode_copy_up, struct dentry *src, struct cred **new)
-LSM_HOOK(int, -EOPNOTSUPP, inode_copy_up_xattr, struct dentry *src,
+LSM_HOOK(int, 0, 0, inode_copy_up, struct dentry *src, struct cred **new)
+LSM_HOOK(int, -EOPNOTSUPP, 0, inode_copy_up_xattr, struct dentry *src,
const char *name)
-LSM_HOOK(int, 0, inode_setintegrity, const struct inode *inode,
+LSM_HOOK(int, 0, 0, inode_setintegrity, const struct inode *inode,
enum lsm_integrity_type type, const void *value, size_t size)
-LSM_HOOK(int, 0, kernfs_init_security, struct kernfs_node *kn_dir,
+LSM_HOOK(int, 0, 0, kernfs_init_security, struct kernfs_node *kn_dir,
struct kernfs_node *kn)
-LSM_HOOK(int, 0, file_permission, struct file *file, int mask)
-LSM_HOOK(int, 0, file_alloc_security, struct file *file)
-LSM_HOOK(void, LSM_RET_VOID, file_release, struct file *file)
-LSM_HOOK(void, LSM_RET_VOID, file_free_security, struct file *file)
-LSM_HOOK(int, 0, file_ioctl, struct file *file, unsigned int cmd,
+LSM_HOOK(int, 0, 0, file_permission, struct file *file, int mask)
+LSM_HOOK(int, 0, 0, file_alloc_security, struct file *file)
+LSM_HOOK(void, LSM_RET_VOID, 0, file_release, struct file *file)
+LSM_HOOK(void, LSM_RET_VOID, 0, file_free_security, struct file *file)
+LSM_HOOK(int, 0, 0, file_ioctl, struct file *file, unsigned int cmd,
unsigned long arg)
-LSM_HOOK(int, 0, file_ioctl_compat, struct file *file, unsigned int cmd,
+LSM_HOOK(int, 0, 0, file_ioctl_compat, struct file *file, unsigned int cmd,
unsigned long arg)
-LSM_HOOK(int, 0, mmap_addr, unsigned long addr)
-LSM_HOOK(int, 0, mmap_file, struct file *file, unsigned long reqprot,
+LSM_HOOK(int, 0, 0, mmap_addr, unsigned long addr)
+LSM_HOOK(int, 0, 0, mmap_file, struct file *file, unsigned long reqprot,
unsigned long prot, unsigned long flags)
-LSM_HOOK(int, 0, file_mprotect, struct vm_area_struct *vma,
+LSM_HOOK(int, 0, 0, file_mprotect, struct vm_area_struct *vma,
unsigned long reqprot, unsigned long prot)
-LSM_HOOK(int, 0, file_lock, struct file *file, unsigned int cmd)
-LSM_HOOK(int, 0, file_fcntl, struct file *file, unsigned int cmd,
+LSM_HOOK(int, 0, 0, file_lock, struct file *file, unsigned int cmd)
+LSM_HOOK(int, 0, 0, file_fcntl, struct file *file, unsigned int cmd,
unsigned long arg)
-LSM_HOOK(void, LSM_RET_VOID, file_set_fowner, struct file *file)
-LSM_HOOK(int, 0, file_send_sigiotask, struct task_struct *tsk,
+LSM_HOOK(void, LSM_RET_VOID, 0, file_set_fowner, struct file *file)
+LSM_HOOK(int, 0, 0, file_send_sigiotask, struct task_struct *tsk,
struct fown_struct *fown, int sig)
-LSM_HOOK(int, 0, file_receive, struct file *file)
-LSM_HOOK(int, 0, file_open, struct file *file)
-LSM_HOOK(int, 0, file_post_open, struct file *file, int mask)
-LSM_HOOK(int, 0, file_truncate, struct file *file)
-LSM_HOOK(int, 0, task_alloc, struct task_struct *task,
- u64 clone_flags)
-LSM_HOOK(void, LSM_RET_VOID, task_free, struct task_struct *task)
-LSM_HOOK(int, 0, cred_alloc_blank, struct cred *cred, gfp_t gfp)
-LSM_HOOK(void, LSM_RET_VOID, cred_free, struct cred *cred)
-LSM_HOOK(int, 0, cred_prepare, struct cred *new, const struct cred *old,
+LSM_HOOK(int, 0, 0, file_receive, struct file *file)
+LSM_HOOK(int, 0, 0, file_open, struct file *file)
+LSM_HOOK(int, 0, 0, file_post_open, struct file *file, int mask)
+LSM_HOOK(int, 0, 0, file_truncate, struct file *file)
+LSM_HOOK(int, 0, 0, task_alloc, struct task_struct *task, u64 clone_flags)
+LSM_HOOK(void, LSM_RET_VOID, 0, task_free, struct task_struct *task)
+LSM_HOOK(int, 0, 0, cred_alloc_blank, struct cred *cred, gfp_t gfp)
+LSM_HOOK(void, LSM_RET_VOID, 0, cred_free, struct cred *cred)
+LSM_HOOK(int, 0, 0, cred_prepare, struct cred *new, const struct cred *old,
gfp_t gfp)
-LSM_HOOK(void, LSM_RET_VOID, cred_transfer, struct cred *new,
+LSM_HOOK(void, LSM_RET_VOID, 0, cred_transfer, struct cred *new,
const struct cred *old)
-LSM_HOOK(void, LSM_RET_VOID, cred_getsecid, const struct cred *c, u32 *secid)
-LSM_HOOK(void, LSM_RET_VOID, cred_getlsmprop, const struct cred *c,
+LSM_HOOK(void, LSM_RET_VOID, 0, cred_getsecid, const struct cred *c, u32 *secid)
+LSM_HOOK(void, LSM_RET_VOID, 0, cred_getlsmprop, const struct cred *c,
struct lsm_prop *prop)
-LSM_HOOK(int, 0, kernel_act_as, struct cred *new, u32 secid)
-LSM_HOOK(int, 0, kernel_create_files_as, struct cred *new, struct inode *inode)
-LSM_HOOK(int, 0, kernel_module_request, char *kmod_name)
-LSM_HOOK(int, 0, kernel_load_data, enum kernel_load_data_id id, bool contents)
-LSM_HOOK(int, 0, kernel_post_load_data, char *buf, loff_t size,
+LSM_HOOK(int, 0, 0, kernel_act_as, struct cred *new, u32 secid)
+LSM_HOOK(int, 0, 0, kernel_create_files_as, struct cred *new,
+ struct inode *inode)
+LSM_HOOK(int, 0, 0, kernel_module_request, char *kmod_name)
+LSM_HOOK(int, 0, 0, kernel_load_data, enum kernel_load_data_id id,
+ bool contents)
+LSM_HOOK(int, 0, 0, kernel_post_load_data, char *buf, loff_t size,
enum kernel_load_data_id id, char *description)
-LSM_HOOK(int, 0, kernel_read_file, struct file *file,
+LSM_HOOK(int, 0, 0, kernel_read_file, struct file *file,
enum kernel_read_file_id id, bool contents)
-LSM_HOOK(int, 0, kernel_post_read_file, struct file *file, char *buf,
+LSM_HOOK(int, 0, 0, kernel_post_read_file, struct file *file, char *buf,
loff_t size, enum kernel_read_file_id id)
-LSM_HOOK(int, 0, task_fix_setuid, struct cred *new, const struct cred *old,
+LSM_HOOK(int, 0, 0, task_fix_setuid, struct cred *new, const struct cred *old,
int flags)
-LSM_HOOK(int, 0, task_fix_setgid, struct cred *new, const struct cred * old,
+LSM_HOOK(int, 0, 0, task_fix_setgid, struct cred *new, const struct cred *old,
int flags)
-LSM_HOOK(int, 0, task_fix_setgroups, struct cred *new, const struct cred * old)
-LSM_HOOK(int, 0, task_setpgid, struct task_struct *p, pid_t pgid)
-LSM_HOOK(int, 0, task_getpgid, struct task_struct *p)
-LSM_HOOK(int, 0, task_getsid, struct task_struct *p)
-LSM_HOOK(void, LSM_RET_VOID, current_getlsmprop_subj, struct lsm_prop *prop)
-LSM_HOOK(void, LSM_RET_VOID, task_getlsmprop_obj,
- struct task_struct *p, struct lsm_prop *prop)
-LSM_HOOK(int, 0, task_setnice, struct task_struct *p, int nice)
-LSM_HOOK(int, 0, task_setioprio, struct task_struct *p, int ioprio)
-LSM_HOOK(int, 0, task_getioprio, struct task_struct *p)
-LSM_HOOK(int, 0, task_prlimit, const struct cred *cred,
+LSM_HOOK(int, 0, 0, task_fix_setgroups, struct cred *new,
+ const struct cred *old)
+LSM_HOOK(int, 0, 0, task_setpgid, struct task_struct *p, pid_t pgid)
+LSM_HOOK(int, 0, 0, task_getpgid, struct task_struct *p)
+LSM_HOOK(int, 0, 0, task_getsid, struct task_struct *p)
+LSM_HOOK(void, LSM_RET_VOID, 0, current_getlsmprop_subj, struct lsm_prop *prop)
+LSM_HOOK(void, LSM_RET_VOID, 0, task_getlsmprop_obj, struct task_struct *p,
+ struct lsm_prop *prop)
+LSM_HOOK(int, 0, 0, task_setnice, struct task_struct *p, int nice)
+LSM_HOOK(int, 0, 0, task_setioprio, struct task_struct *p, int ioprio)
+LSM_HOOK(int, 0, 0, task_getioprio, struct task_struct *p)
+LSM_HOOK(int, 0, 0, task_prlimit, const struct cred *cred,
const struct cred *tcred, unsigned int flags)
-LSM_HOOK(int, 0, task_setrlimit, struct task_struct *p, unsigned int resource,
- struct rlimit *new_rlim)
-LSM_HOOK(int, 0, task_setscheduler, struct task_struct *p)
-LSM_HOOK(int, 0, task_getscheduler, struct task_struct *p)
-LSM_HOOK(int, 0, task_movememory, struct task_struct *p)
-LSM_HOOK(int, 0, task_kill, struct task_struct *p, struct kernel_siginfo *info,
- int sig, const struct cred *cred)
-LSM_HOOK(int, -ENOSYS, task_prctl, int option, unsigned long arg2,
+LSM_HOOK(int, 0, 0, task_setrlimit, struct task_struct *p,
+ unsigned int resource, struct rlimit *new_rlim)
+LSM_HOOK(int, 0, 0, task_setscheduler, struct task_struct *p)
+LSM_HOOK(int, 0, 0, task_getscheduler, struct task_struct *p)
+LSM_HOOK(int, 0, 0, task_movememory, struct task_struct *p)
+LSM_HOOK(int, 0, 0, task_kill, struct task_struct *p,
+ struct kernel_siginfo *info, int sig, const struct cred *cred)
+LSM_HOOK(int, -ENOSYS, 0, task_prctl, int option, unsigned long arg2,
unsigned long arg3, unsigned long arg4, unsigned long arg5)
-LSM_HOOK(void, LSM_RET_VOID, task_to_inode, struct task_struct *p,
+LSM_HOOK(void, LSM_RET_VOID, 0, task_to_inode, struct task_struct *p,
struct inode *inode)
-LSM_HOOK(int, 0, userns_create, const struct cred *cred)
-LSM_HOOK(int, 0, ipc_permission, struct kern_ipc_perm *ipcp, short flag)
-LSM_HOOK(void, LSM_RET_VOID, ipc_getlsmprop, struct kern_ipc_perm *ipcp,
+LSM_HOOK(int, 0, 0, userns_create, const struct cred *cred)
+LSM_HOOK(int, 0, 0, ipc_permission, struct kern_ipc_perm *ipcp, short flag)
+LSM_HOOK(void, LSM_RET_VOID, 0, ipc_getlsmprop, struct kern_ipc_perm *ipcp,
struct lsm_prop *prop)
-LSM_HOOK(int, 0, msg_msg_alloc_security, struct msg_msg *msg)
-LSM_HOOK(void, LSM_RET_VOID, msg_msg_free_security, struct msg_msg *msg)
-LSM_HOOK(int, 0, msg_queue_alloc_security, struct kern_ipc_perm *perm)
-LSM_HOOK(void, LSM_RET_VOID, msg_queue_free_security,
+LSM_HOOK(int, 0, 0, msg_msg_alloc_security, struct msg_msg *msg)
+LSM_HOOK(void, LSM_RET_VOID, 0, msg_msg_free_security, struct msg_msg *msg)
+LSM_HOOK(int, 0, 0, msg_queue_alloc_security, struct kern_ipc_perm *perm)
+LSM_HOOK(void, LSM_RET_VOID, 0, msg_queue_free_security,
struct kern_ipc_perm *perm)
-LSM_HOOK(int, 0, msg_queue_associate, struct kern_ipc_perm *perm, int msqflg)
-LSM_HOOK(int, 0, msg_queue_msgctl, struct kern_ipc_perm *perm, int cmd)
-LSM_HOOK(int, 0, msg_queue_msgsnd, struct kern_ipc_perm *perm,
+LSM_HOOK(int, 0, 0, msg_queue_associate, struct kern_ipc_perm *perm, int msqflg)
+LSM_HOOK(int, 0, 0, msg_queue_msgctl, struct kern_ipc_perm *perm, int cmd)
+LSM_HOOK(int, 0, 0, msg_queue_msgsnd, struct kern_ipc_perm *perm,
struct msg_msg *msg, int msqflg)
-LSM_HOOK(int, 0, msg_queue_msgrcv, struct kern_ipc_perm *perm,
+LSM_HOOK(int, 0, 0, msg_queue_msgrcv, struct kern_ipc_perm *perm,
struct msg_msg *msg, struct task_struct *target, long type, int mode)
-LSM_HOOK(int, 0, shm_alloc_security, struct kern_ipc_perm *perm)
-LSM_HOOK(void, LSM_RET_VOID, shm_free_security, struct kern_ipc_perm *perm)
-LSM_HOOK(int, 0, shm_associate, struct kern_ipc_perm *perm, int shmflg)
-LSM_HOOK(int, 0, shm_shmctl, struct kern_ipc_perm *perm, int cmd)
-LSM_HOOK(int, 0, shm_shmat, struct kern_ipc_perm *perm, char __user *shmaddr,
- int shmflg)
-LSM_HOOK(int, 0, sem_alloc_security, struct kern_ipc_perm *perm)
-LSM_HOOK(void, LSM_RET_VOID, sem_free_security, struct kern_ipc_perm *perm)
-LSM_HOOK(int, 0, sem_associate, struct kern_ipc_perm *perm, int semflg)
-LSM_HOOK(int, 0, sem_semctl, struct kern_ipc_perm *perm, int cmd)
-LSM_HOOK(int, 0, sem_semop, struct kern_ipc_perm *perm, struct sembuf *sops,
+LSM_HOOK(int, 0, 0, shm_alloc_security, struct kern_ipc_perm *perm)
+LSM_HOOK(void, LSM_RET_VOID, 0, shm_free_security, struct kern_ipc_perm *perm)
+LSM_HOOK(int, 0, 0, shm_associate, struct kern_ipc_perm *perm, int shmflg)
+LSM_HOOK(int, 0, 0, shm_shmctl, struct kern_ipc_perm *perm, int cmd)
+LSM_HOOK(int, 0, 0, shm_shmat, struct kern_ipc_perm *perm,
+ char __user *shmaddr, int shmflg)
+LSM_HOOK(int, 0, 0, sem_alloc_security, struct kern_ipc_perm *perm)
+LSM_HOOK(void, LSM_RET_VOID, 0, sem_free_security, struct kern_ipc_perm *perm)
+LSM_HOOK(int, 0, 0, sem_associate, struct kern_ipc_perm *perm, int semflg)
+LSM_HOOK(int, 0, 0, sem_semctl, struct kern_ipc_perm *perm, int cmd)
+LSM_HOOK(int, 0, 0, sem_semop, struct kern_ipc_perm *perm, struct sembuf *sops,
unsigned nsops, int alter)
-LSM_HOOK(int, 0, netlink_send, struct sock *sk, struct sk_buff *skb)
-LSM_HOOK(void, LSM_RET_VOID, d_instantiate, struct dentry *dentry,
+LSM_HOOK(int, 0, 0, netlink_send, struct sock *sk, struct sk_buff *skb)
+LSM_HOOK(void, LSM_RET_VOID, 0, d_instantiate, struct dentry *dentry,
struct inode *inode)
-LSM_HOOK(int, -EOPNOTSUPP, getselfattr, unsigned int attr,
+LSM_HOOK(int, -EOPNOTSUPP, 0, getselfattr, unsigned int attr,
struct lsm_ctx __user *ctx, u32 *size, u32 flags)
-LSM_HOOK(int, -EOPNOTSUPP, setselfattr, unsigned int attr,
+LSM_HOOK(int, -EOPNOTSUPP, 0, setselfattr, unsigned int attr,
struct lsm_ctx *ctx, u32 size, u32 flags)
-LSM_HOOK(int, -EINVAL, getprocattr, struct task_struct *p, const char *name,
+LSM_HOOK(int, -EINVAL, 0, getprocattr, struct task_struct *p, const char *name,
char **value)
-LSM_HOOK(int, -EINVAL, setprocattr, const char *name, void *value, size_t size)
-LSM_HOOK(int, 0, ismaclabel, const char *name)
-LSM_HOOK(int, -EOPNOTSUPP, secid_to_secctx, u32 secid, struct lsm_context *cp)
-LSM_HOOK(int, -EOPNOTSUPP, lsmprop_to_secctx, struct lsm_prop *prop,
+LSM_HOOK(int, -EINVAL, 0, setprocattr, const char *name, void *value,
+ size_t size)
+LSM_HOOK(int, 0, 0, ismaclabel, const char *name)
+LSM_HOOK(int, -EOPNOTSUPP, 0, secid_to_secctx, u32 secid,
+ struct lsm_context *cp)
+LSM_HOOK(int, -EOPNOTSUPP, 0, lsmprop_to_secctx, struct lsm_prop *prop,
struct lsm_context *cp)
-LSM_HOOK(int, 0, secctx_to_secid, const char *secdata, u32 seclen, u32 *secid)
-LSM_HOOK(void, LSM_RET_VOID, release_secctx, struct lsm_context *cp)
-LSM_HOOK(void, LSM_RET_VOID, inode_invalidate_secctx, struct inode *inode)
-LSM_HOOK(int, 0, inode_notifysecctx, struct inode *inode, void *ctx, u32 ctxlen)
-LSM_HOOK(int, 0, inode_setsecctx, struct dentry *dentry, void *ctx, u32 ctxlen)
-LSM_HOOK(int, -EOPNOTSUPP, inode_getsecctx, struct inode *inode,
+LSM_HOOK(int, 0, 0, secctx_to_secid, const char *secdata, u32 seclen,
+ u32 *secid)
+LSM_HOOK(void, LSM_RET_VOID, 0, release_secctx, struct lsm_context *cp)
+LSM_HOOK(void, LSM_RET_VOID, 0, inode_invalidate_secctx, struct inode *inode)
+LSM_HOOK(int, 0, 0, inode_notifysecctx, struct inode *inode, void *ctx,
+ u32 ctxlen)
+LSM_HOOK(int, 0, 0, inode_setsecctx, struct dentry *dentry, void *ctx,
+ u32 ctxlen)
+LSM_HOOK(int, -EOPNOTSUPP, 0, inode_getsecctx, struct inode *inode,
struct lsm_context *cp)
#if defined(CONFIG_SECURITY) && defined(CONFIG_WATCH_QUEUE)
-LSM_HOOK(int, 0, post_notification, const struct cred *w_cred,
+LSM_HOOK(int, 0, 0, post_notification, const struct cred *w_cred,
const struct cred *cred, struct watch_notification *n)
#endif /* CONFIG_SECURITY && CONFIG_WATCH_QUEUE */
#if defined(CONFIG_SECURITY) && defined(CONFIG_KEY_NOTIFICATIONS)
-LSM_HOOK(int, 0, watch_key, struct key *key)
+LSM_HOOK(int, 0, 0, watch_key, struct key *key)
#endif /* CONFIG_SECURITY && CONFIG_KEY_NOTIFICATIONS */
#ifdef CONFIG_SECURITY_NETWORK
-LSM_HOOK(int, 0, unix_stream_connect, struct sock *sock, struct sock *other,
+LSM_HOOK(int, 0, 0, unix_stream_connect, struct sock *sock, struct sock *other,
struct sock *newsk)
-LSM_HOOK(int, 0, unix_may_send, struct socket *sock, struct socket *other)
-LSM_HOOK(int, 0, socket_create, int family, int type, int protocol, int kern)
-LSM_HOOK(int, 0, socket_post_create, struct socket *sock, int family, int type,
- int protocol, int kern)
-LSM_HOOK(int, 0, socket_socketpair, struct socket *socka, struct socket *sockb)
-LSM_HOOK(int, 0, socket_bind, struct socket *sock, struct sockaddr *address,
- int addrlen)
-LSM_HOOK(int, 0, socket_connect, struct socket *sock, struct sockaddr *address,
+LSM_HOOK(int, 0, 0, unix_may_send, struct socket *sock, struct socket *other)
+LSM_HOOK(int, 0, 0, socket_create, int family, int type, int protocol,
+ int kern)
+LSM_HOOK(int, 0, 0, socket_post_create, struct socket *sock, int family,
+ int type, int protocol, int kern)
+LSM_HOOK(int, 0, 0, socket_socketpair, struct socket *socka,
+ struct socket *sockb)
+LSM_HOOK(int, 0, 0, socket_bind, struct socket *sock, struct sockaddr *address,
int addrlen)
-LSM_HOOK(int, 0, socket_listen, struct socket *sock, int backlog)
-LSM_HOOK(int, 0, socket_accept, struct socket *sock, struct socket *newsock)
-LSM_HOOK(int, 0, socket_sendmsg, struct socket *sock, struct msghdr *msg,
+LSM_HOOK(int, 0, 0, socket_connect, struct socket *sock,
+ struct sockaddr *address, int addrlen)
+LSM_HOOK(int, 0, 0, socket_listen, struct socket *sock, int backlog)
+LSM_HOOK(int, 0, 0, socket_accept, struct socket *sock, struct socket *newsock)
+LSM_HOOK(int, 0, 0, socket_sendmsg, struct socket *sock, struct msghdr *msg,
int size)
-LSM_HOOK(int, 0, socket_recvmsg, struct socket *sock, struct msghdr *msg,
+LSM_HOOK(int, 0, 0, socket_recvmsg, struct socket *sock, struct msghdr *msg,
int size, int flags)
-LSM_HOOK(int, 0, socket_getsockname, struct socket *sock)
-LSM_HOOK(int, 0, socket_getpeername, struct socket *sock)
-LSM_HOOK(int, 0, socket_getsockopt, struct socket *sock, int level, int optname)
-LSM_HOOK(int, 0, socket_setsockopt, struct socket *sock, int level, int optname)
-LSM_HOOK(int, 0, socket_shutdown, struct socket *sock, int how)
-LSM_HOOK(int, 0, socket_sock_rcv_skb, struct sock *sk, struct sk_buff *skb)
-LSM_HOOK(int, -ENOPROTOOPT, socket_getpeersec_stream, struct socket *sock,
+LSM_HOOK(int, 0, 0, socket_getsockname, struct socket *sock)
+LSM_HOOK(int, 0, 0, socket_getpeername, struct socket *sock)
+LSM_HOOK(int, 0, 0, socket_getsockopt, struct socket *sock, int level,
+ int optname)
+LSM_HOOK(int, 0, 0, socket_setsockopt, struct socket *sock, int level,
+ int optname)
+LSM_HOOK(int, 0, 0, socket_shutdown, struct socket *sock, int how)
+LSM_HOOK(int, 0, 0, socket_sock_rcv_skb, struct sock *sk, struct sk_buff *skb)
+LSM_HOOK(int, -ENOPROTOOPT, 0, socket_getpeersec_stream, struct socket *sock,
sockptr_t optval, sockptr_t optlen, unsigned int len)
-LSM_HOOK(int, -ENOPROTOOPT, socket_getpeersec_dgram, struct socket *sock,
+LSM_HOOK(int, -ENOPROTOOPT, 0, socket_getpeersec_dgram, struct socket *sock,
struct sk_buff *skb, u32 *secid)
-LSM_HOOK(int, 0, sk_alloc_security, struct sock *sk, int family, gfp_t priority)
-LSM_HOOK(void, LSM_RET_VOID, sk_free_security, struct sock *sk)
-LSM_HOOK(void, LSM_RET_VOID, sk_clone_security, const struct sock *sk,
+LSM_HOOK(int, 0, 0, sk_alloc_security, struct sock *sk, int family,
+ gfp_t priority)
+LSM_HOOK(void, LSM_RET_VOID, 0, sk_free_security, struct sock *sk)
+LSM_HOOK(void, LSM_RET_VOID, 0, sk_clone_security, const struct sock *sk,
struct sock *newsk)
-LSM_HOOK(void, LSM_RET_VOID, sk_getsecid, const struct sock *sk, u32 *secid)
-LSM_HOOK(void, LSM_RET_VOID, sock_graft, struct sock *sk, struct socket *parent)
-LSM_HOOK(int, 0, inet_conn_request, const struct sock *sk, struct sk_buff *skb,
- struct request_sock *req)
-LSM_HOOK(void, LSM_RET_VOID, inet_csk_clone, struct sock *newsk,
+LSM_HOOK(void, LSM_RET_VOID, 0, sk_getsecid, const struct sock *sk, u32 *secid)
+LSM_HOOK(void, LSM_RET_VOID, 0, sock_graft, struct sock *sk,
+ struct socket *parent)
+LSM_HOOK(int, 0, 0, inet_conn_request, const struct sock *sk,
+ struct sk_buff *skb, struct request_sock *req)
+LSM_HOOK(void, LSM_RET_VOID, 0, inet_csk_clone, struct sock *newsk,
const struct request_sock *req)
-LSM_HOOK(void, LSM_RET_VOID, inet_conn_established, struct sock *sk,
+LSM_HOOK(void, LSM_RET_VOID, 0, inet_conn_established, struct sock *sk,
struct sk_buff *skb)
-LSM_HOOK(int, 0, secmark_relabel_packet, u32 secid)
-LSM_HOOK(void, LSM_RET_VOID, secmark_refcount_inc, void)
-LSM_HOOK(void, LSM_RET_VOID, secmark_refcount_dec, void)
-LSM_HOOK(void, LSM_RET_VOID, req_classify_flow, const struct request_sock *req,
- struct flowi_common *flic)
-LSM_HOOK(int, 0, tun_dev_alloc_security, void *security)
-LSM_HOOK(int, 0, tun_dev_create, void)
-LSM_HOOK(int, 0, tun_dev_attach_queue, void *security)
-LSM_HOOK(int, 0, tun_dev_attach, struct sock *sk, void *security)
-LSM_HOOK(int, 0, tun_dev_open, void *security)
-LSM_HOOK(int, 0, sctp_assoc_request, struct sctp_association *asoc,
+LSM_HOOK(int, 0, 0, secmark_relabel_packet, u32 secid)
+LSM_HOOK(void, LSM_RET_VOID, 0, secmark_refcount_inc, void)
+LSM_HOOK(void, LSM_RET_VOID, 0, secmark_refcount_dec, void)
+LSM_HOOK(void, LSM_RET_VOID, 0, req_classify_flow,
+ const struct request_sock *req, struct flowi_common *flic)
+LSM_HOOK(int, 0, 0, tun_dev_alloc_security, void *security)
+LSM_HOOK(int, 0, 0, tun_dev_create, void)
+LSM_HOOK(int, 0, 0, tun_dev_attach_queue, void *security)
+LSM_HOOK(int, 0, 0, tun_dev_attach, struct sock *sk, void *security)
+LSM_HOOK(int, 0, 0, tun_dev_open, void *security)
+LSM_HOOK(int, 0, 0, sctp_assoc_request, struct sctp_association *asoc,
struct sk_buff *skb)
-LSM_HOOK(int, 0, sctp_bind_connect, struct sock *sk, int optname,
+LSM_HOOK(int, 0, 0, sctp_bind_connect, struct sock *sk, int optname,
struct sockaddr *address, int addrlen)
-LSM_HOOK(void, LSM_RET_VOID, sctp_sk_clone, struct sctp_association *asoc,
+LSM_HOOK(void, LSM_RET_VOID, 0, sctp_sk_clone, struct sctp_association *asoc,
struct sock *sk, struct sock *newsk)
-LSM_HOOK(int, 0, sctp_assoc_established, struct sctp_association *asoc,
+LSM_HOOK(int, 0, 0, sctp_assoc_established, struct sctp_association *asoc,
struct sk_buff *skb)
-LSM_HOOK(int, 0, mptcp_add_subflow, struct sock *sk, struct sock *ssk)
+LSM_HOOK(int, 0, 0, mptcp_add_subflow, struct sock *sk, struct sock *ssk)
#endif /* CONFIG_SECURITY_NETWORK */
#ifdef CONFIG_SECURITY_INFINIBAND
-LSM_HOOK(int, 0, ib_pkey_access, void *sec, u64 subnet_prefix, u16 pkey)
-LSM_HOOK(int, 0, ib_endport_manage_subnet, void *sec, const char *dev_name,
+LSM_HOOK(int, 0, 0, ib_pkey_access, void *sec, u64 subnet_prefix, u16 pkey)
+LSM_HOOK(int, 0, 0, ib_endport_manage_subnet, void *sec, const char *dev_name,
u8 port_num)
-LSM_HOOK(int, 0, ib_alloc_security, void *sec)
+LSM_HOOK(int, 0, 0, ib_alloc_security, void *sec)
#endif /* CONFIG_SECURITY_INFINIBAND */
#ifdef CONFIG_SECURITY_NETWORK_XFRM
-LSM_HOOK(int, 0, xfrm_policy_alloc_security, struct xfrm_sec_ctx **ctxp,
+LSM_HOOK(int, 0, 0, xfrm_policy_alloc_security, struct xfrm_sec_ctx **ctxp,
struct xfrm_user_sec_ctx *sec_ctx, gfp_t gfp)
-LSM_HOOK(int, 0, xfrm_policy_clone_security, struct xfrm_sec_ctx *old_ctx,
+LSM_HOOK(int, 0, 0, xfrm_policy_clone_security, struct xfrm_sec_ctx *old_ctx,
struct xfrm_sec_ctx **new_ctx)
-LSM_HOOK(void, LSM_RET_VOID, xfrm_policy_free_security,
+LSM_HOOK(void, LSM_RET_VOID, 0, xfrm_policy_free_security,
struct xfrm_sec_ctx *ctx)
-LSM_HOOK(int, 0, xfrm_policy_delete_security, struct xfrm_sec_ctx *ctx)
-LSM_HOOK(int, 0, xfrm_state_alloc, struct xfrm_state *x,
+LSM_HOOK(int, 0, 0, xfrm_policy_delete_security, struct xfrm_sec_ctx *ctx)
+LSM_HOOK(int, 0, 0, xfrm_state_alloc, struct xfrm_state *x,
struct xfrm_user_sec_ctx *sec_ctx)
-LSM_HOOK(int, 0, xfrm_state_alloc_acquire, struct xfrm_state *x,
- struct xfrm_sec_ctx *polsec, u32 secid)
-LSM_HOOK(void, LSM_RET_VOID, xfrm_state_free_security, struct xfrm_state *x)
-LSM_HOOK(int, 0, xfrm_state_delete_security, struct xfrm_state *x)
-LSM_HOOK(int, 0, xfrm_policy_lookup, struct xfrm_sec_ctx *ctx, u32 fl_secid)
-LSM_HOOK(int, 1, xfrm_state_pol_flow_match, struct xfrm_state *x,
+LSM_HOOK(int, 0, 0, xfrm_state_alloc_acquire,
+ struct xfrm_state *x, struct xfrm_sec_ctx *polsec, u32 secid)
+LSM_HOOK(void, LSM_RET_VOID, 0, xfrm_state_free_security, struct xfrm_state *x)
+LSM_HOOK(int, 0, 0, xfrm_state_delete_security, struct xfrm_state *x)
+LSM_HOOK(int, 0, 0, xfrm_policy_lookup, struct xfrm_sec_ctx *ctx, u32 fl_secid)
+LSM_HOOK(int, 1, 0, xfrm_state_pol_flow_match, struct xfrm_state *x,
struct xfrm_policy *xp, const struct flowi_common *flic)
-LSM_HOOK(int, 0, xfrm_decode_session, struct sk_buff *skb, u32 *secid,
+LSM_HOOK(int, 0, 0, xfrm_decode_session, struct sk_buff *skb, u32 *secid,
int ckall)
#endif /* CONFIG_SECURITY_NETWORK_XFRM */
/* key management security hooks */
#ifdef CONFIG_KEYS
-LSM_HOOK(int, 0, key_alloc, struct key *key, const struct cred *cred,
+LSM_HOOK(int, 0, 0, key_alloc, struct key *key, const struct cred *cred,
unsigned long flags)
-LSM_HOOK(int, 0, key_permission, key_ref_t key_ref, const struct cred *cred,
- enum key_need_perm need_perm)
-LSM_HOOK(int, 0, key_getsecurity, struct key *key, char **buffer)
-LSM_HOOK(void, LSM_RET_VOID, key_post_create_or_update, struct key *keyring,
+LSM_HOOK(int, 0, 0, key_permission, key_ref_t key_ref,
+ const struct cred *cred, enum key_need_perm need_perm)
+LSM_HOOK(int, 0, 0, key_getsecurity, struct key *key, char **buffer)
+LSM_HOOK(void, LSM_RET_VOID, 0, key_post_create_or_update, struct key *keyring,
struct key *key, const void *payload, size_t payload_len,
unsigned long flags, bool create)
#endif /* CONFIG_KEYS */
#ifdef CONFIG_AUDIT
-LSM_HOOK(int, 0, audit_rule_init, u32 field, u32 op, char *rulestr,
+LSM_HOOK(int, 0, 0, audit_rule_init, u32 field, u32 op, char *rulestr,
void **lsmrule, gfp_t gfp)
-LSM_HOOK(int, 0, audit_rule_known, struct audit_krule *krule)
-LSM_HOOK(int, 0, audit_rule_match, struct lsm_prop *prop, u32 field, u32 op,
+LSM_HOOK(int, 0, 0, audit_rule_known, struct audit_krule *krule)
+LSM_HOOK(int, 0, 0, audit_rule_match, struct lsm_prop *prop, u32 field, u32 op,
void *lsmrule)
-LSM_HOOK(void, LSM_RET_VOID, audit_rule_free, void *lsmrule)
+LSM_HOOK(void, LSM_RET_VOID, 0, audit_rule_free, void *lsmrule)
#endif /* CONFIG_AUDIT */
#ifdef CONFIG_BPF_SYSCALL
-LSM_HOOK(int, 0, bpf, int cmd, union bpf_attr *attr, unsigned int size, bool kernel)
-LSM_HOOK(int, 0, bpf_map, struct bpf_map *map, fmode_t fmode)
-LSM_HOOK(int, 0, bpf_prog, struct bpf_prog *prog)
-LSM_HOOK(int, 0, bpf_map_create, struct bpf_map *map, union bpf_attr *attr,
- struct bpf_token *token, bool kernel)
-LSM_HOOK(void, LSM_RET_VOID, bpf_map_free, struct bpf_map *map)
-LSM_HOOK(int, 0, bpf_prog_load, struct bpf_prog *prog, union bpf_attr *attr,
+LSM_HOOK(int, 0, 0, bpf, int cmd, union bpf_attr *attr, unsigned int size,
+ bool kernel)
+LSM_HOOK(int, 0, 0, bpf_map, struct bpf_map *map, fmode_t fmode)
+LSM_HOOK(int, 0, 0, bpf_prog, struct bpf_prog *prog)
+LSM_HOOK(int, 0, 0, bpf_map_create, struct bpf_map *map, union bpf_attr *attr,
struct bpf_token *token, bool kernel)
-LSM_HOOK(void, LSM_RET_VOID, bpf_prog_free, struct bpf_prog *prog)
-LSM_HOOK(int, 0, bpf_token_create, struct bpf_token *token, union bpf_attr *attr,
- const struct path *path)
-LSM_HOOK(void, LSM_RET_VOID, bpf_token_free, struct bpf_token *token)
-LSM_HOOK(int, 0, bpf_token_cmd, const struct bpf_token *token, enum bpf_cmd cmd)
-LSM_HOOK(int, 0, bpf_token_capable, const struct bpf_token *token, int cap)
+LSM_HOOK(void, LSM_RET_VOID, 0, bpf_map_free, struct bpf_map *map)
+LSM_HOOK(int, 0, 0, bpf_prog_load, struct bpf_prog *prog,
+ union bpf_attr *attr, struct bpf_token *token, bool kernel)
+LSM_HOOK(void, LSM_RET_VOID, 0, bpf_prog_free, struct bpf_prog *prog)
+LSM_HOOK(int, 0, 0, bpf_token_create, struct bpf_token *token,
+ union bpf_attr *attr, const struct path *path)
+LSM_HOOK(void, LSM_RET_VOID, 0, bpf_token_free, struct bpf_token *token)
+LSM_HOOK(int, 0, 0, bpf_token_cmd, const struct bpf_token *token,
+ enum bpf_cmd cmd)
+LSM_HOOK(int, 0, 0, bpf_token_capable, const struct bpf_token *token, int cap)
#endif /* CONFIG_BPF_SYSCALL */
-LSM_HOOK(int, 0, locked_down, enum lockdown_reason what)
+LSM_HOOK(int, 0, 0, locked_down, enum lockdown_reason what)
#ifdef CONFIG_PERF_EVENTS
-LSM_HOOK(int, 0, perf_event_open, int type)
-LSM_HOOK(int, 0, perf_event_alloc, struct perf_event *event)
-LSM_HOOK(int, 0, perf_event_read, struct perf_event *event)
-LSM_HOOK(int, 0, perf_event_write, struct perf_event *event)
+LSM_HOOK(int, 0, 0, perf_event_open, int type)
+LSM_HOOK(int, 0, 0, perf_event_alloc, struct perf_event *event)
+LSM_HOOK(int, 0, 0, perf_event_read, struct perf_event *event)
+LSM_HOOK(int, 0, 0, perf_event_write, struct perf_event *event)
#endif /* CONFIG_PERF_EVENTS */
#ifdef CONFIG_IO_URING
-LSM_HOOK(int, 0, uring_override_creds, const struct cred *new)
-LSM_HOOK(int, 0, uring_sqpoll, void)
-LSM_HOOK(int, 0, uring_cmd, struct io_uring_cmd *ioucmd)
-LSM_HOOK(int, 0, uring_allowed, void)
+LSM_HOOK(int, 0, 0, uring_override_creds, const struct cred *new)
+LSM_HOOK(int, 0, 0, uring_sqpoll, void)
+LSM_HOOK(int, 0, 0, uring_cmd, struct io_uring_cmd *ioucmd)
+LSM_HOOK(int, 0, 0, uring_allowed, void)
#endif /* CONFIG_IO_URING */
-LSM_HOOK(void, LSM_RET_VOID, initramfs_populated, void)
+LSM_HOOK(void, LSM_RET_VOID, 0, initramfs_populated, void)
-LSM_HOOK(int, 0, bdev_alloc_security, struct block_device *bdev)
-LSM_HOOK(void, LSM_RET_VOID, bdev_free_security, struct block_device *bdev)
-LSM_HOOK(int, 0, bdev_setintegrity, struct block_device *bdev,
+LSM_HOOK(int, 0, 0, bdev_alloc_security, struct block_device *bdev)
+LSM_HOOK(void, LSM_RET_VOID, 0, bdev_free_security, struct block_device *bdev)
+LSM_HOOK(int, 0, 0, bdev_setintegrity, struct block_device *bdev,
enum lsm_integrity_type type, const void *value, size_t size)
diff --git a/include/linux/lsm_hooks.h b/include/linux/lsm_hooks.h
index b92008641242..4411b47f9a8d 100644
--- a/include/linux/lsm_hooks.h
+++ b/include/linux/lsm_hooks.h
@@ -36,7 +36,7 @@
#include <linux/lsm_count.h>
union security_list_options {
- #define LSM_HOOK(RET, DEFAULT, NAME, ...) RET (*NAME)(__VA_ARGS__);
+ #define LSM_HOOK(RET, DEFAULT, FLAGS, NAME, ...) RET (*NAME)(__VA_ARGS__);
#include "lsm_hook_defs.h"
#undef LSM_HOOK
void *lsm_func_addr;
@@ -65,7 +65,7 @@ struct lsm_static_call {
* dynamic to adapt the number of static calls to the number of callbacks.
*/
struct lsm_static_calls_table {
- #define LSM_HOOK(RET, DEFAULT, NAME, ...) \
+ #define LSM_HOOK(RET, DEFAULT, FLAGS, NAME, ...) \
struct lsm_static_call NAME[MAX_LSM_COUNT];
#include <linux/lsm_hook_defs.h>
#undef LSM_HOOK
diff --git a/kernel/bpf/bpf_lsm.c b/kernel/bpf/bpf_lsm.c
index 7cb6e8d4282c..53d5c0b69b2c 100644
--- a/kernel/bpf/bpf_lsm.c
+++ b/kernel/bpf/bpf_lsm.c
@@ -20,16 +20,16 @@
/* For every LSM hook that allows attachment of BPF programs, declare a nop
* function where a BPF program can be attached.
*/
-#define LSM_HOOK(RET, DEFAULT, NAME, ...) \
-noinline RET bpf_lsm_##NAME(__VA_ARGS__) \
-{ \
- return DEFAULT; \
+#define LSM_HOOK(RET, DEFAULT, FLAGS, NAME, ...) \
+noinline RET bpf_lsm_##NAME(__VA_ARGS__) \
+{ \
+ return DEFAULT; \
}
#include <linux/lsm_hook_defs.h>
#undef LSM_HOOK
-#define LSM_HOOK(RET, DEFAULT, NAME, ...) BTF_ID(func, bpf_lsm_##NAME)
+#define LSM_HOOK(RET, DEFAULT, FLAGS, NAME, ...) BTF_ID(func, bpf_lsm_##NAME)
BTF_SET_START(bpf_lsm_hooks)
#include <linux/lsm_hook_defs.h>
#undef LSM_HOOK
diff --git a/security/bpf/hooks.c b/security/bpf/hooks.c
index 40efde233f3a..8c4b0ed2b22e 100644
--- a/security/bpf/hooks.c
+++ b/security/bpf/hooks.c
@@ -8,7 +8,7 @@
#include <uapi/linux/lsm.h>
static struct security_hook_list bpf_lsm_hooks[] __ro_after_init = {
- #define LSM_HOOK(RET, DEFAULT, NAME, ...) \
+ #define LSM_HOOK(RET, DEFAULT, FLAGS, NAME, ...) \
LSM_HOOK_INIT(NAME, bpf_lsm_##NAME),
#include <linux/lsm_hook_defs.h>
#undef LSM_HOOK
diff --git a/security/security.c b/security/security.c
index 31a688650601..25e7cfc96f20 100644
--- a/security/security.c
+++ b/security/security.c
@@ -117,7 +117,7 @@ do { \
*((RET(*)(__VA_ARGS__))NULL)); \
DEFINE_STATIC_KEY_FALSE(SECURITY_HOOK_ACTIVE_KEY(NAME, NUM));
-#define LSM_HOOK(RET, DEFAULT, NAME, ...) \
+#define LSM_HOOK(RET, DEFAULT, FLAGS, NAME, ...) \
LSM_DEFINE_UNROLL(DEFINE_LSM_STATIC_CALL, NAME, RET, __VA_ARGS__)
#include <linux/lsm_hook_defs.h>
#undef LSM_HOOK
@@ -142,7 +142,7 @@ struct lsm_static_calls_table
.trampoline = LSM_HOOK_TRAMP(NAME, NUM), \
.active = &SECURITY_HOOK_ACTIVE_KEY(NAME, NUM), \
},
-#define LSM_HOOK(RET, DEFAULT, NAME, ...) \
+#define LSM_HOOK(RET, DEFAULT, FLAGS, NAME, ...) \
.NAME = { \
LSM_DEFINE_UNROLL(INIT_LSM_STATIC_CALL, NAME) \
},
@@ -422,7 +422,7 @@ int lsm_fill_user_ctx(struct lsm_ctx __user *uctx, u32 *uctx_len,
#define DECLARE_LSM_RET_DEFAULT_void(DEFAULT, NAME)
#define DECLARE_LSM_RET_DEFAULT_int(DEFAULT, NAME) \
static const int __maybe_unused LSM_RET_DEFAULT(NAME) = (DEFAULT);
-#define LSM_HOOK(RET, DEFAULT, NAME, ...) \
+#define LSM_HOOK(RET, DEFAULT, FLAGS, NAME, ...) \
DECLARE_LSM_RET_DEFAULT_##RET(DEFAULT, NAME)
#include <linux/lsm_hook_defs.h>
--
2.52.0
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