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authorThomas Gleixner <tglx@linutronix.de>2010-02-18 02:22:44 +0000
committerBenjamin Herrenschmidt <benh@kernel.crashing.org>2010-02-19 14:52:33 +1100
commit3eb93c558a9e3651f86a88565e59488e936ff346 (patch)
treeb62d097caf3e31ba64d6d79f4fd7736247bad4e5 /arch/powerpc
parent203041ad1f66d2afb893c2adb9c11bfd13209d06 (diff)
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powerpc: Convert tlbivax_lock to raw_spinlock
tlbivax_lock needs to be a real spinlock in RT. Convert it to raw_spinlock. Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Acked-by: Kumar Gala <galak@kernel.crashing.org> Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Diffstat (limited to 'arch/powerpc')
-rw-r--r--arch/powerpc/mm/tlb_nohash.c6
1 files changed, 3 insertions, 3 deletions
diff --git a/arch/powerpc/mm/tlb_nohash.c b/arch/powerpc/mm/tlb_nohash.c
index 2fbc680c2c7..e81d5d67f83 100644
--- a/arch/powerpc/mm/tlb_nohash.c
+++ b/arch/powerpc/mm/tlb_nohash.c
@@ -150,7 +150,7 @@ EXPORT_SYMBOL(local_flush_tlb_page);
*/
#ifdef CONFIG_SMP
-static DEFINE_SPINLOCK(tlbivax_lock);
+static DEFINE_RAW_SPINLOCK(tlbivax_lock);
static int mm_is_core_local(struct mm_struct *mm)
{
@@ -232,10 +232,10 @@ void __flush_tlb_page(struct mm_struct *mm, unsigned long vmaddr,
if (mmu_has_feature(MMU_FTR_USE_TLBIVAX_BCAST)) {
int lock = mmu_has_feature(MMU_FTR_LOCK_BCAST_INVAL);
if (lock)
- spin_lock(&tlbivax_lock);
+ raw_spin_lock(&tlbivax_lock);
_tlbivax_bcast(vmaddr, pid, tsize, ind);
if (lock)
- spin_unlock(&tlbivax_lock);
+ raw_spin_unlock(&tlbivax_lock);
goto bail;
} else {
struct tlb_flush_param p = {