diff options
| author | Brian Gerst <brgerst@gmail.com> | 2025-03-03 11:52:39 -0500 |
|---|---|---|
| committer | Ingo Molnar <mingo@kernel.org> | 2025-03-04 20:30:33 +0100 |
| commit | 01c7bc5198e9ef5628fad0346c5cdba2633a79da (patch) | |
| tree | 1093dd73135a811ac7e4ddb9fd8aa1aa51d92275 /kernel/bpf | |
| parent | x86/preempt: Move preempt count to percpu hot section (diff) | |
| download | linux-01c7bc5198e9ef5628fad0346c5cdba2633a79da.tar.gz linux-01c7bc5198e9ef5628fad0346c5cdba2633a79da.zip | |
x86/smp: Move cpu number to percpu hot section
No functional change.
Signed-off-by: Brian Gerst <brgerst@gmail.com>
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Acked-by: Uros Bizjak <ubizjak@gmail.com>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Link: https://lore.kernel.org/r/20250303165246.2175811-5-brgerst@gmail.com
Diffstat (limited to 'kernel/bpf')
| -rw-r--r-- | kernel/bpf/verifier.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/kernel/bpf/verifier.c b/kernel/bpf/verifier.c index f4859516b190..6e604caa870c 100644 --- a/kernel/bpf/verifier.c +++ b/kernel/bpf/verifier.c @@ -21702,12 +21702,12 @@ patch_map_ops_generic: if (insn->imm == BPF_FUNC_get_smp_processor_id && verifier_inlines_helper_call(env, insn->imm)) { /* BPF_FUNC_get_smp_processor_id inlining is an - * optimization, so if pcpu_hot.cpu_number is ever + * optimization, so if cpu_number is ever * changed in some incompatible and hard to support * way, it's fine to back out this inlining logic */ #ifdef CONFIG_SMP - insn_buf[0] = BPF_MOV64_IMM(BPF_REG_0, (u32)(unsigned long)&pcpu_hot.cpu_number); + insn_buf[0] = BPF_MOV64_IMM(BPF_REG_0, (u32)(unsigned long)&cpu_number); insn_buf[1] = BPF_MOV64_PERCPU_REG(BPF_REG_0, BPF_REG_0); insn_buf[2] = BPF_LDX_MEM(BPF_W, BPF_REG_0, BPF_REG_0, 0); cnt = 3; |