x86/entry/64: Convert SYSRET validation tests to C

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No change in functionality expected.

Signed-off-by: Brian Gerst <brgerst@gmail.com>
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Cc: Andy Lutomirski <luto@kernel.org>
Cc: Borislav Petkov <bp@alien8.de>
Cc: Brian Gerst <brgerst@gmail.com>
Cc: Denys Vlasenko <dvlasenk@redhat.com>
Cc: H. Peter Anvin <hpa@zytor.com>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: Josh Poimboeuf <jpoimboe@redhat.com>
Cc: Uros Bizjak <ubizjak@gmail.com>
Link: https://lore.kernel.org/r/20231011224351.130935-2-brgerst@gmail.com

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Brian Gerst 2023-10-11 18:43:49 -04:00 • committed by Ingo Molnar

parent bab9fa6dc5

commit ca282b486a

3 changed files with 45 additions and 53 deletions

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43

arch/x86/entry/common.c

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53

arch/x86/entry/entry_64.S

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2

arch/x86/include/asm/syscall.h

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