| Message ID | 20100218122000.354221871@linutronix.de (mailing list archive) |
|---|---|
| State | Accepted, archived |
| Commit | 3eb93c558a9e3651f86a88565e59488e936ff346 |
| Delegated to: | Benjamin Herrenschmidt |
| Headers | show |
On Feb 18, 2010, at 6:22 AM, Thomas Gleixner wrote: > tlbivax_lock needs to be a real spinlock in RT. Convert it to > raw_spinlock. > > Signed-off-by: Thomas Gleixner <tglx@linutronix.de> > --- > arch/powerpc/mm/tlb_nohash.c | 6 +++--- > 1 file changed, 3 insertions(+), 3 deletions(-) Acked-by: Kumar Gala <galak@kernel.crashing.org> - k
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 = {
tlbivax_lock needs to be a real spinlock in RT. Convert it to raw_spinlock. Signed-off-by: Thomas Gleixner <tglx@linutronix.de> --- arch/powerpc/mm/tlb_nohash.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-)