[PATCH bpf-next v2 2/7] bpf: JIT helpers for fmod_ret progs
kpsingh at chromium.org
Wed Mar 4 15:24:50 UTC 2020
On 03-Mar 20:52, Andrii Nakryiko wrote:
> On Tue, Mar 3, 2020 at 5:56 PM KP Singh <kpsingh at chromium.org> wrote:
> > From: KP Singh <kpsingh at google.com>
> > * Split the invoke_bpf program to prepare for special handling of
> > fmod_ret programs introduced in a subsequent patch.
> > * Move the definition of emit_cond_near_jump and emit_nops as they are
> > needed for fmod_ret.
> > * Refactor branch target alignment into its own function
> > align16_branch_target.
I updated this as well, as we changed it to emit_align.
> > Signed-off-by: KP Singh <kpsingh at google.com>
> > ---
> I trust invoke_bpf_prog logic didn't change, code was just moved around, right?
> Acked-by: Andrii Nakryiko <andriin at fb.com>
> > arch/x86/net/bpf_jit_comp.c | 148 +++++++++++++++++++++---------------
> > 1 file changed, 85 insertions(+), 63 deletions(-)
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