diff options
author | Tony Lindgren <tony@atomide.com> | 2010-03-01 14:19:05 -0800 |
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committer | Tony Lindgren <tony@atomide.com> | 2010-03-01 14:19:05 -0800 |
commit | d702d12167a2c05a346f49aac7a311d597762495 (patch) | |
tree | baae42c299cce34d6df24b5d01f8b1d0b481bd9a /arch/powerpc/mm/hash_native_64.c | |
parent | 9418c65f9bd861d0f7e39aab9cfb3aa6f2275d11 (diff) | |
parent | ac0f6f927db539e03e1f3f61bcd4ed57d5cde7a9 (diff) | |
download | op-kernel-dev-d702d12167a2c05a346f49aac7a311d597762495.zip op-kernel-dev-d702d12167a2c05a346f49aac7a311d597762495.tar.gz |
Merge with mainline to remove plat-omap/Kconfig conflict
Conflicts:
arch/arm/plat-omap/Kconfig
Diffstat (limited to 'arch/powerpc/mm/hash_native_64.c')
-rw-r--r-- | arch/powerpc/mm/hash_native_64.c | 19 |
1 files changed, 9 insertions, 10 deletions
diff --git a/arch/powerpc/mm/hash_native_64.c b/arch/powerpc/mm/hash_native_64.c index 056d23a..784a400 100644 --- a/arch/powerpc/mm/hash_native_64.c +++ b/arch/powerpc/mm/hash_native_64.c @@ -37,7 +37,7 @@ #define HPTE_LOCK_BIT 3 -static DEFINE_SPINLOCK(native_tlbie_lock); +static DEFINE_RAW_SPINLOCK(native_tlbie_lock); static inline void __tlbie(unsigned long va, int psize, int ssize) { @@ -104,7 +104,7 @@ static inline void tlbie(unsigned long va, int psize, int ssize, int local) if (use_local) use_local = mmu_psize_defs[psize].tlbiel; if (lock_tlbie && !use_local) - spin_lock(&native_tlbie_lock); + raw_spin_lock(&native_tlbie_lock); asm volatile("ptesync": : :"memory"); if (use_local) { __tlbiel(va, psize, ssize); @@ -114,7 +114,7 @@ static inline void tlbie(unsigned long va, int psize, int ssize, int local) asm volatile("eieio; tlbsync; ptesync": : :"memory"); } if (lock_tlbie && !use_local) - spin_unlock(&native_tlbie_lock); + raw_spin_unlock(&native_tlbie_lock); } static inline void native_lock_hpte(struct hash_pte *hptep) @@ -122,7 +122,7 @@ static inline void native_lock_hpte(struct hash_pte *hptep) unsigned long *word = &hptep->v; while (1) { - if (!test_and_set_bit(HPTE_LOCK_BIT, word)) + if (!test_and_set_bit_lock(HPTE_LOCK_BIT, word)) break; while(test_bit(HPTE_LOCK_BIT, word)) cpu_relax(); @@ -133,8 +133,7 @@ static inline void native_unlock_hpte(struct hash_pte *hptep) { unsigned long *word = &hptep->v; - asm volatile("lwsync":::"memory"); - clear_bit(HPTE_LOCK_BIT, word); + clear_bit_unlock(HPTE_LOCK_BIT, word); } static long native_hpte_insert(unsigned long hpte_group, unsigned long va, @@ -434,7 +433,7 @@ static void native_hpte_clear(void) /* we take the tlbie lock and hold it. Some hardware will * deadlock if we try to tlbie from two processors at once. */ - spin_lock(&native_tlbie_lock); + raw_spin_lock(&native_tlbie_lock); slots = pteg_count * HPTES_PER_GROUP; @@ -458,7 +457,7 @@ static void native_hpte_clear(void) } asm volatile("eieio; tlbsync; ptesync":::"memory"); - spin_unlock(&native_tlbie_lock); + raw_spin_unlock(&native_tlbie_lock); local_irq_restore(flags); } @@ -521,7 +520,7 @@ static void native_flush_hash_range(unsigned long number, int local) int lock_tlbie = !cpu_has_feature(CPU_FTR_LOCKLESS_TLBIE); if (lock_tlbie) - spin_lock(&native_tlbie_lock); + raw_spin_lock(&native_tlbie_lock); asm volatile("ptesync":::"memory"); for (i = 0; i < number; i++) { @@ -536,7 +535,7 @@ static void native_flush_hash_range(unsigned long number, int local) asm volatile("eieio; tlbsync; ptesync":::"memory"); if (lock_tlbie) - spin_unlock(&native_tlbie_lock); + raw_spin_unlock(&native_tlbie_lock); } local_irq_restore(flags); |