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| author | Juergen Gross <jgross@suse.com> | 2022-11-02 10:47:02 +0300 |
|---|---|---|
| committer | Borislav Petkov <bp@suse.de> | 2022-11-10 15:12:44 +0300 |
| commit | 4ad7149e46d048d3a543c96d35c1d255208dd33a (patch) | |
| tree | a83d3352e5435a395b70648ae6bcad3f516c63d2 /arch/x86/include/asm/mtrr.h | |
| parent | d5f66d5d10611978c3a93cc94a811d74e0cf6cbc (diff) | |
| download | linux-4ad7149e46d048d3a543c96d35c1d255208dd33a.tar.xz | |
x86/mtrr: Split MTRR-specific handling from cache dis/enabling
Split the MTRR-specific actions from cache_disable() and cache_enable()
into new functions mtrr_disable() and mtrr_enable().
Signed-off-by: Juergen Gross <jgross@suse.com>
Signed-off-by: Borislav Petkov <bp@suse.de>
Link: https://lore.kernel.org/r/20221102074713.21493-6-jgross@suse.com
Signed-off-by: Borislav Petkov <bp@suse.de>
Diffstat (limited to 'arch/x86/include/asm/mtrr.h')
| -rw-r--r-- | arch/x86/include/asm/mtrr.h | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/arch/x86/include/asm/mtrr.h b/arch/x86/include/asm/mtrr.h index 76d726074c16..12a16caed395 100644 --- a/arch/x86/include/asm/mtrr.h +++ b/arch/x86/include/asm/mtrr.h @@ -48,6 +48,8 @@ extern void mtrr_aps_init(void); extern void mtrr_bp_restore(void); extern int mtrr_trim_uncached_memory(unsigned long end_pfn); extern int amd_special_default_mtrr(void); +void mtrr_disable(void); +void mtrr_enable(void); # else static inline u8 mtrr_type_lookup(u64 addr, u64 end, u8 *uniform) { @@ -87,6 +89,8 @@ static inline void mtrr_centaur_report_mcr(int mcr, u32 lo, u32 hi) #define set_mtrr_aps_delayed_init() do {} while (0) #define mtrr_aps_init() do {} while (0) #define mtrr_bp_restore() do {} while (0) +#define mtrr_disable() do {} while (0) +#define mtrr_enable() do {} while (0) # endif #ifdef CONFIG_COMPAT |