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>
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203041ad1f
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@ -150,7 +150,7 @@ EXPORT_SYMBOL(local_flush_tlb_page);
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*/
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*/
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#ifdef CONFIG_SMP
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#ifdef CONFIG_SMP
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static DEFINE_SPINLOCK(tlbivax_lock);
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static DEFINE_RAW_SPINLOCK(tlbivax_lock);
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static int mm_is_core_local(struct mm_struct *mm)
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static int mm_is_core_local(struct mm_struct *mm)
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{
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{
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@ -232,10 +232,10 @@ void __flush_tlb_page(struct mm_struct *mm, unsigned long vmaddr,
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if (mmu_has_feature(MMU_FTR_USE_TLBIVAX_BCAST)) {
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if (mmu_has_feature(MMU_FTR_USE_TLBIVAX_BCAST)) {
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int lock = mmu_has_feature(MMU_FTR_LOCK_BCAST_INVAL);
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int lock = mmu_has_feature(MMU_FTR_LOCK_BCAST_INVAL);
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if (lock)
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if (lock)
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spin_lock(&tlbivax_lock);
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raw_spin_lock(&tlbivax_lock);
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_tlbivax_bcast(vmaddr, pid, tsize, ind);
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_tlbivax_bcast(vmaddr, pid, tsize, ind);
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if (lock)
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if (lock)
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spin_unlock(&tlbivax_lock);
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raw_spin_unlock(&tlbivax_lock);
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goto bail;
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goto bail;
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} else {
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} else {
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struct tlb_flush_param p = {
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struct tlb_flush_param p = {
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