x86/entry: Simplify entry_INT80_compat()

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Instead of playing silly games with rdi, use rax for simpler and more
consistent code.

Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Signed-off-by: Borislav Petkov <bp@suse.de>
Reviewed-by: Borislav Petkov <bp@suse.de>
Link: https://lore.kernel.org/r/20220506121631.221072885@infradead.org

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Linus Torvalds 2022-05-06 14:14:33 +02:00 • committed by Borislav Petkov

parent a1e2c031ec

commit d205222eb6

1 changed files with 9 additions and 10 deletions

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arch/x86/entry/entry_64_compat.S

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