[patch 06/15] powerpc: Convert tlbivax_lock to raw_spinlock
From: Thomas Gleixner <hidden>
Date: 2010-02-18 12:31:47
tlbivax_lock needs to be a real spinlock in RT. Convert it to raw_spinlock. Signed-off-by: Thomas Gleixner <redacted> --- arch/powerpc/mm/tlb_nohash.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) Index: linux-2.6-tip/arch/powerpc/mm/tlb_nohash.c ===================================================================
--- linux-2.6-tip.orig/arch/powerpc/mm/tlb_nohash.c
+++ linux-2.6-tip/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 * 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 = {