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author | Thomas Gleixner <tglx@linutronix.de> | 2010-02-18 02:22:44 +0000 |
---|---|---|
committer | Benjamin Herrenschmidt <benh@kernel.crashing.org> | 2010-02-19 14:52:33 +1100 |
commit | 3eb93c558a9e3651f86a88565e59488e936ff346 (patch) | |
tree | b62d097caf3e31ba64d6d79f4fd7736247bad4e5 /arch/powerpc/mm/tlb_nohash.c | |
parent | 203041ad1f66d2afb893c2adb9c11bfd13209d06 (diff) | |
download | linux-stable-3eb93c558a9e3651f86a88565e59488e936ff346.tar.gz linux-stable-3eb93c558a9e3651f86a88565e59488e936ff346.tar.bz2 linux-stable-3eb93c558a9e3651f86a88565e59488e936ff346.zip |
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/mm/tlb_nohash.c')
-rw-r--r-- | arch/powerpc/mm/tlb_nohash.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/arch/powerpc/mm/tlb_nohash.c b/arch/powerpc/mm/tlb_nohash.c index 2fbc680c2c71..e81d5d67f834 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 = { |