diff options
| author | Allen Pais <allen.pais@oracle.com> | 2013-12-13 04:14:43 (GMT) |
|---|---|---|
| committer | Scott Wood <scottwood@freescale.com> | 2014-04-10 00:18:32 (GMT) |
| commit | 591a09fe39e9974c062333714fc802c6d6d8984b (patch) | |
| tree | bbc0cb27508fbe5bc5f211393ff14a76fa0041ec /arch/sparc | |
| parent | e07515fe8eb6d376afaf58c93f002d0b3814cb52 (diff) | |
| download | linux-fsl-qoriq-591a09fe39e9974c062333714fc802c6d6d8984b.tar.xz | |
sparc64: convert ctx_alloc_lock raw_spinlock_t
Signed-off-by: Allen Pais <allen.pais@oracle.com>
Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Diffstat (limited to 'arch/sparc')
| -rw-r--r-- | arch/sparc/include/asm/mmu_context_64.h | 2 | ||||
| -rw-r--r-- | arch/sparc/mm/init_64.c | 10 | ||||
| -rw-r--r-- | arch/sparc/mm/tsb.c | 4 |
3 files changed, 8 insertions, 8 deletions
diff --git a/arch/sparc/include/asm/mmu_context_64.h b/arch/sparc/include/asm/mmu_context_64.h index 3a85624..44e393b 100644 --- a/arch/sparc/include/asm/mmu_context_64.h +++ b/arch/sparc/include/asm/mmu_context_64.h @@ -13,7 +13,7 @@ static inline void enter_lazy_tlb(struct mm_struct *mm, struct task_struct *tsk) { } -extern spinlock_t ctx_alloc_lock; +extern raw_spinlock_t ctx_alloc_lock; extern unsigned long tlb_context_cache; extern unsigned long mmu_context_bmap[]; diff --git a/arch/sparc/mm/init_64.c b/arch/sparc/mm/init_64.c index e9ddd0c..ec995b0 100644 --- a/arch/sparc/mm/init_64.c +++ b/arch/sparc/mm/init_64.c @@ -661,7 +661,7 @@ void __flush_dcache_range(unsigned long start, unsigned long end) EXPORT_SYMBOL(__flush_dcache_range); /* get_new_mmu_context() uses "cache + 1". */ -DEFINE_SPINLOCK(ctx_alloc_lock); +DEFINE_RAW_SPINLOCK(ctx_alloc_lock); unsigned long tlb_context_cache = CTX_FIRST_VERSION - 1; #define MAX_CTX_NR (1UL << CTX_NR_BITS) #define CTX_BMAP_SLOTS BITS_TO_LONGS(MAX_CTX_NR) @@ -683,7 +683,7 @@ void get_new_mmu_context(struct mm_struct *mm) unsigned long orig_pgsz_bits; int new_version; - spin_lock(&ctx_alloc_lock); + raw_spin_lock(&ctx_alloc_lock); orig_pgsz_bits = (mm->context.sparc64_ctx_val & CTX_PGSZ_MASK); ctx = (tlb_context_cache + 1) & CTX_NR_MASK; new_ctx = find_next_zero_bit(mmu_context_bmap, 1 << CTX_NR_BITS, ctx); @@ -719,7 +719,7 @@ void get_new_mmu_context(struct mm_struct *mm) out: tlb_context_cache = new_ctx; mm->context.sparc64_ctx_val = new_ctx | orig_pgsz_bits; - spin_unlock(&ctx_alloc_lock); + raw_spin_unlock(&ctx_alloc_lock); if (unlikely(new_version)) smp_new_mmu_context_version(); @@ -2721,7 +2721,7 @@ void hugetlb_setup(struct pt_regs *regs) if (tlb_type == cheetah_plus) { unsigned long ctx; - spin_lock(&ctx_alloc_lock); + raw_spin_lock(&ctx_alloc_lock); ctx = mm->context.sparc64_ctx_val; ctx &= ~CTX_PGSZ_MASK; ctx |= CTX_PGSZ_BASE << CTX_PGSZ0_SHIFT; @@ -2742,7 +2742,7 @@ void hugetlb_setup(struct pt_regs *regs) mm->context.sparc64_ctx_val = ctx; on_each_cpu(context_reload, mm, 0); } - spin_unlock(&ctx_alloc_lock); + raw_spin_unlock(&ctx_alloc_lock); } } #endif diff --git a/arch/sparc/mm/tsb.c b/arch/sparc/mm/tsb.c index d84d4ea..9eb10b4 100644 --- a/arch/sparc/mm/tsb.c +++ b/arch/sparc/mm/tsb.c @@ -523,12 +523,12 @@ void destroy_context(struct mm_struct *mm) free_hot_cold_page(page, 0); } - spin_lock_irqsave(&ctx_alloc_lock, flags); + raw_spin_lock_irqsave(&ctx_alloc_lock, flags); if (CTX_VALID(mm->context)) { unsigned long nr = CTX_NRBITS(mm->context); mmu_context_bmap[nr>>6] &= ~(1UL << (nr & 63)); } - spin_unlock_irqrestore(&ctx_alloc_lock, flags); + raw_spin_unlock_irqrestore(&ctx_alloc_lock, flags); } |