diff options
| author | Peter Zijlstra <peterz@infradead.org> | 2023-08-14 13:44:32 +0200 |
|---|---|---|
| committer | Borislav Petkov (AMD) <bp@alien8.de> | 2023-08-16 21:47:53 +0200 |
| commit | d025b7bac07a6e90b6b98b487f88854ad9247c39 (patch) | |
| tree | 3df922056f90520f3bdff0e6efc02bb83f257eeb /arch/x86/include/asm/nospec-branch.h | |
| parent | x86/cpu: Clean up SRSO return thunk mess (diff) | |
| download | linux-d025b7bac07a6e90b6b98b487f88854ad9247c39.tar.xz linux-d025b7bac07a6e90b6b98b487f88854ad9247c39.zip | |
x86/cpu: Rename original retbleed methods
Rename the original retbleed return thunk and untrain_ret to
retbleed_return_thunk() and retbleed_untrain_ret().
No functional changes.
Suggested-by: Josh Poimboeuf <jpoimboe@kernel.org>
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Signed-off-by: Borislav Petkov (AMD) <bp@alien8.de>
Link: https://lore.kernel.org/r/20230814121148.909378169@infradead.org
Diffstat (limited to 'arch/x86/include/asm/nospec-branch.h')
| -rw-r--r-- | arch/x86/include/asm/nospec-branch.h | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/arch/x86/include/asm/nospec-branch.h b/arch/x86/include/asm/nospec-branch.h index 5ed78ad9f274..8a0d4c5f4cb7 100644 --- a/arch/x86/include/asm/nospec-branch.h +++ b/arch/x86/include/asm/nospec-branch.h @@ -272,7 +272,7 @@ .endm #ifdef CONFIG_CPU_UNRET_ENTRY -#define CALL_ZEN_UNTRAIN_RET "call zen_untrain_ret" +#define CALL_ZEN_UNTRAIN_RET "call retbleed_untrain_ret" #else #define CALL_ZEN_UNTRAIN_RET "" #endif @@ -282,7 +282,7 @@ * return thunk isn't mapped into the userspace tables (then again, AMD * typically has NO_MELTDOWN). * - * While zen_untrain_ret() doesn't clobber anything but requires stack, + * While retbleed_untrain_ret() doesn't clobber anything but requires stack, * entry_ibpb() will clobber AX, CX, DX. * * As such, this must be placed after every *SWITCH_TO_KERNEL_CR3 at a point @@ -347,11 +347,11 @@ extern void __x86_return_thunk(void); static inline void __x86_return_thunk(void) {} #endif -extern void zen_return_thunk(void); +extern void retbleed_return_thunk(void); extern void srso_return_thunk(void); extern void srso_alias_return_thunk(void); -extern void zen_untrain_ret(void); +extern void retbleed_untrain_ret(void); extern void srso_untrain_ret(void); extern void srso_untrain_ret_alias(void); |