diff options
Diffstat (limited to 'arch/powerpc/mm/mmu_context_hash64.c')
| -rw-r--r-- | arch/powerpc/mm/mmu_context_hash64.c | 11 |
1 files changed, 6 insertions, 5 deletions
diff --git a/arch/powerpc/mm/mmu_context_hash64.c b/arch/powerpc/mm/mmu_context_hash64.c index b910d37aea1..2535828aa84 100644 --- a/arch/powerpc/mm/mmu_context_hash64.c +++ b/arch/powerpc/mm/mmu_context_hash64.c @@ -19,11 +19,12 @@ #include <linux/spinlock.h> #include <linux/idr.h> #include <linux/module.h> +#include <linux/gfp.h> #include <asm/mmu_context.h> static DEFINE_SPINLOCK(mmu_context_lock); -static DEFINE_IDR(mmu_context_idr); +static DEFINE_IDA(mmu_context_ida); /* * The proto-VSID space has 2^35 - 1 segments available for user mappings. @@ -39,11 +40,11 @@ int __init_new_context(void) int err; again: - if (!idr_pre_get(&mmu_context_idr, GFP_KERNEL)) + if (!ida_pre_get(&mmu_context_ida, GFP_KERNEL)) return -ENOMEM; spin_lock(&mmu_context_lock); - err = idr_get_new_above(&mmu_context_idr, NULL, 1, &index); + err = ida_get_new_above(&mmu_context_ida, 1, &index); spin_unlock(&mmu_context_lock); if (err == -EAGAIN) @@ -53,7 +54,7 @@ again: if (index > MAX_CONTEXT) { spin_lock(&mmu_context_lock); - idr_remove(&mmu_context_idr, index); + ida_remove(&mmu_context_ida, index); spin_unlock(&mmu_context_lock); return -ENOMEM; } @@ -85,7 +86,7 @@ int init_new_context(struct task_struct *tsk, struct mm_struct *mm) void __destroy_context(int context_id) { spin_lock(&mmu_context_lock); - idr_remove(&mmu_context_idr, context_id); + ida_remove(&mmu_context_ida, context_id); spin_unlock(&mmu_context_lock); } EXPORT_SYMBOL_GPL(__destroy_context); |