diff options
| author | Matt Evans <matt@ozlabs.org> | 2011-04-06 21:48:50 +0200 |
|---|---|---|
| committer | Benjamin Herrenschmidt <benh@kernel.crashing.org> | 2011-04-27 06:18:52 +0200 |
| commit | 44ae3ab3358e962039c36ad4ae461ae9fb29596c (patch) | |
| tree | 08c0628a5226c0535b7fe236be64b48e5eb0fbd6 /arch/powerpc/mm/slb.c | |
| parent | powerpc/rtas: Only sleep in rtas_busy_delay if we have useful work to do (diff) | |
| download | linux-44ae3ab3358e962039c36ad4ae461ae9fb29596c.tar.xz linux-44ae3ab3358e962039c36ad4ae461ae9fb29596c.zip | |
powerpc: Free up some CPU feature bits by moving out MMU-related features
Some of the 64bit PPC CPU features are MMU-related, so this patch moves
them to MMU_FTR_ bits. All cpu_has_feature()-style tests are moved to
mmu_has_feature(), and seven feature bits are freed as a result.
Signed-off-by: Matt Evans <matt@ozlabs.org>
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Diffstat (limited to 'arch/powerpc/mm/slb.c')
| -rw-r--r-- | arch/powerpc/mm/slb.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/arch/powerpc/mm/slb.c b/arch/powerpc/mm/slb.c index 5500712781d4..e22276cb67a4 100644 --- a/arch/powerpc/mm/slb.c +++ b/arch/powerpc/mm/slb.c @@ -167,7 +167,7 @@ static inline int esids_match(unsigned long addr1, unsigned long addr2) int esid_1t_count; /* System is not 1T segment size capable. */ - if (!cpu_has_feature(CPU_FTR_1T_SEGMENT)) + if (!mmu_has_feature(MMU_FTR_1T_SEGMENT)) return (GET_ESID(addr1) == GET_ESID(addr2)); esid_1t_count = (((addr1 >> SID_SHIFT_1T) != 0) + @@ -202,7 +202,7 @@ void switch_slb(struct task_struct *tsk, struct mm_struct *mm) */ hard_irq_disable(); offset = get_paca()->slb_cache_ptr; - if (!cpu_has_feature(CPU_FTR_NO_SLBIE_B) && + if (!mmu_has_feature(MMU_FTR_NO_SLBIE_B) && offset <= SLB_CACHE_ENTRIES) { int i; asm volatile("isync" : : : "memory"); |