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| author | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2024-04-23 13:16:03 +0200 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2024-04-23 13:16:03 +0200 |
| commit | df1aa5b0d1a69b93d1371063299e42dcc56cbe7b (patch) | |
| tree | 8e84f62c45a49099782d0a97f5568b9a43702272 /include/asm-generic/barrier.h | |
| parent | ebbc1a4789c666846b9854ef845a37a64879e5f9 (diff) | |
| parent | ed30a4a51bb196781c8058073ea720133a65596f (diff) | |
Merge 6.9-rc5 into char-misc-next
We need the char/misc fixes in here as well to work off of.
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'include/asm-generic/barrier.h')
| -rw-r--r-- | include/asm-generic/barrier.h | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/include/asm-generic/barrier.h b/include/asm-generic/barrier.h index 0c0695763bea..d4f581c1e21d 100644 --- a/include/asm-generic/barrier.h +++ b/include/asm-generic/barrier.h @@ -294,5 +294,13 @@ do { \ #define io_stop_wc() do { } while (0) #endif +/* + * Architectures that guarantee an implicit smp_mb() in switch_mm() + * can override smp_mb__after_switch_mm. + */ +#ifndef smp_mb__after_switch_mm +# define smp_mb__after_switch_mm() smp_mb() +#endif + #endif /* !__ASSEMBLY__ */ #endif /* __ASM_GENERIC_BARRIER_H */ |