Messages in this thread Patch in this message | | | Date | Thu, 03 Jun 2021 12:30:53 -0000 | From | "tip-bot2 for Borislav Petkov" <> | Subject | [tip: x86/cleanups] x86/alternative: Align insn bytes vertically |
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The following commit has been merged into the x86/cleanups branch of tip:
Commit-ID: 7ee0e638a526b2d1f09c714f86d82dfd7628f322 Gitweb: https://git.kernel.org/tip/7ee0e638a526b2d1f09c714f86d82dfd7628f322 Author: Borislav Petkov <bp@suse.de> AuthorDate: Tue, 01 Jun 2021 21:30:56 +02:00 Committer: Borislav Petkov <bp@suse.de> CommitterDate: Thu, 03 Jun 2021 14:24:44 +02:00
x86/alternative: Align insn bytes vertically
For easier inspection which bytes have changed.
For example:
feat: 7*32+12, old: (__x86_indirect_thunk_r10+0x0/0x20 (ffffffff81c02480) len: 17), repl: (ffffffff897813aa, len: 17) ffffffff81c02480: old_insn: 41 ff e2 90 90 90 90 90 90 90 90 90 90 90 90 90 90 ffffffff897813aa: rpl_insn: e8 07 00 00 00 f3 90 0f ae e8 eb f9 4c 89 14 24 c3 ffffffff81c02480: final_insn: e8 07 00 00 00 f3 90 0f ae e8 eb f9 4c 89 14 24 c3
No functional changes.
Signed-off-by: Borislav Petkov <bp@suse.de> Acked-by: Peter Zijlstra (Intel) <peterz@infradead.org> Link: https://lkml.kernel.org/r/20210601193713.16190-1-bp@alien8.de --- arch/x86/kernel/alternative.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/arch/x86/kernel/alternative.c b/arch/x86/kernel/alternative.c index 75c752b..227c4a8 100644 --- a/arch/x86/kernel/alternative.c +++ b/arch/x86/kernel/alternative.c @@ -273,8 +273,8 @@ void __init_or_module noinline apply_alternatives(struct alt_instr *start, instr, instr, a->instrlen, replacement, a->replacementlen); - DUMP_BYTES(instr, a->instrlen, "%px: old_insn: ", instr); - DUMP_BYTES(replacement, a->replacementlen, "%px: rpl_insn: ", replacement); + DUMP_BYTES(instr, a->instrlen, "%px: old_insn: ", instr); + DUMP_BYTES(replacement, a->replacementlen, "%px: rpl_insn: ", replacement); memcpy(insn_buff, replacement, a->replacementlen); insn_buff_sz = a->replacementlen;
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