summaryrefslogtreecommitdiffstats
path: root/fs/aio.c
diff options
context:
space:
mode:
Diffstat (limited to 'fs/aio.c')
-rw-r--r--fs/aio.c10
1 files changed, 2 insertions, 8 deletions
diff --git a/fs/aio.c b/fs/aio.c
index 8216aa0..9ce9e8e 100644
--- a/fs/aio.c
+++ b/fs/aio.c
@@ -814,10 +814,8 @@ static void put_reqs_available(struct kioctx *ctx, unsigned nr)
struct kioctx_cpu *kcpu;
unsigned long flags;
- preempt_disable();
- kcpu = this_cpu_ptr(ctx->cpu);
-
local_irq_save(flags);
+ kcpu = this_cpu_ptr(ctx->cpu);
kcpu->reqs_available += nr;
while (kcpu->reqs_available >= ctx->req_batch * 2) {
@@ -826,7 +824,6 @@ static void put_reqs_available(struct kioctx *ctx, unsigned nr)
}
local_irq_restore(flags);
- preempt_enable();
}
static bool get_reqs_available(struct kioctx *ctx)
@@ -835,10 +832,8 @@ static bool get_reqs_available(struct kioctx *ctx)
bool ret = false;
unsigned long flags;
- preempt_disable();
- kcpu = this_cpu_ptr(ctx->cpu);
-
local_irq_save(flags);
+ kcpu = this_cpu_ptr(ctx->cpu);
if (!kcpu->reqs_available) {
int old, avail = atomic_read(&ctx->reqs_available);
@@ -858,7 +853,6 @@ static bool get_reqs_available(struct kioctx *ctx)
kcpu->reqs_available--;
out:
local_irq_restore(flags);
- preempt_enable();
return ret;
}
OpenPOWER on IntegriCloud