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-rw-r--r--block/cfq-iosched.c18
1 files changed, 9 insertions, 9 deletions
diff --git a/block/cfq-iosched.c b/block/cfq-iosched.c
index ec3f5e8b..d42d89c 100644
--- a/block/cfq-iosched.c
+++ b/block/cfq-iosched.c
@@ -14,6 +14,7 @@
#include <linux/rbtree.h>
#include <linux/ioprio.h>
#include <linux/blktrace_api.h>
+#include "blk.h"
#include "cfq.h"
/*
@@ -3194,13 +3195,13 @@ static struct cfq_io_context *
cfq_get_io_context(struct cfq_data *cfqd, gfp_t gfp_mask)
{
struct io_context *ioc = NULL;
- struct cfq_io_context *cic;
+ struct cfq_io_context *cic = NULL;
might_sleep_if(gfp_mask & __GFP_WAIT);
- ioc = get_io_context(gfp_mask, cfqd->queue->node);
+ ioc = current_io_context(gfp_mask, cfqd->queue->node);
if (!ioc)
- return NULL;
+ goto err;
cic = cfq_cic_lookup(cfqd, ioc);
if (cic)
@@ -3211,10 +3212,10 @@ cfq_get_io_context(struct cfq_data *cfqd, gfp_t gfp_mask)
goto err;
if (cfq_cic_link(cfqd, ioc, cic, gfp_mask))
- goto err_free;
-
+ goto err;
out:
- smp_read_barrier_depends();
+ get_io_context(ioc);
+
if (unlikely(ioc->ioprio_changed))
cfq_ioc_set_ioprio(ioc);
@@ -3223,10 +3224,9 @@ out:
cfq_ioc_set_cgroup(ioc);
#endif
return cic;
-err_free:
- cfq_cic_free(cic);
err:
- put_io_context(ioc);
+ if (cic)
+ cfq_cic_free(cic);
return NULL;
}
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