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Diffstat (limited to 'block')
-rw-r--r--block/blk-cgroup.h2
-rw-r--r--block/blk-core.c1
-rw-r--r--block/blk-flush.c2
-rw-r--r--block/blk-sysfs.c2
-rw-r--r--block/genhd.c3
5 files changed, 6 insertions, 4 deletions
diff --git a/block/blk-cgroup.h b/block/blk-cgroup.h
index f2b292925cc..4e595ee8c91 100644
--- a/block/blk-cgroup.h
+++ b/block/blk-cgroup.h
@@ -247,9 +247,7 @@ static inline int blkg_path(struct blkcg_gq *blkg, char *buf, int buflen)
{
int ret;
- rcu_read_lock();
ret = cgroup_path(blkg->blkcg->css.cgroup, buf, buflen);
- rcu_read_unlock();
if (ret)
strncpy(buf, "<unavailable>", buflen);
return ret;
diff --git a/block/blk-core.c b/block/blk-core.c
index 074b758efc4..7c288358a74 100644
--- a/block/blk-core.c
+++ b/block/blk-core.c
@@ -39,6 +39,7 @@
EXPORT_TRACEPOINT_SYMBOL_GPL(block_bio_remap);
EXPORT_TRACEPOINT_SYMBOL_GPL(block_rq_remap);
+EXPORT_TRACEPOINT_SYMBOL_GPL(block_bio_complete);
EXPORT_TRACEPOINT_SYMBOL_GPL(block_unplug);
DEFINE_IDA(blk_queue_ida);
diff --git a/block/blk-flush.c b/block/blk-flush.c
index db8f1b50785..cc2b827a853 100644
--- a/block/blk-flush.c
+++ b/block/blk-flush.c
@@ -444,7 +444,7 @@ int blkdev_issue_flush(struct block_device *bdev, gfp_t gfp_mask,
* copied from blk_rq_pos(rq).
*/
if (error_sector)
- *error_sector = bio->bi_sector;
+ *error_sector = bio->bi_sector;
if (!bio_flagged(bio, BIO_UPTODATE))
ret = -EIO;
diff --git a/block/blk-sysfs.c b/block/blk-sysfs.c
index 6206a934eb8..5efc5a64718 100644
--- a/block/blk-sysfs.c
+++ b/block/blk-sysfs.c
@@ -229,6 +229,8 @@ queue_store_##name(struct request_queue *q, const char *page, size_t count) \
unsigned long val; \
ssize_t ret; \
ret = queue_var_store(&val, page, count); \
+ if (ret < 0) \
+ return ret; \
if (neg) \
val = !val; \
\
diff --git a/block/genhd.c b/block/genhd.c
index 3c001fba80c..20625eed551 100644
--- a/block/genhd.c
+++ b/block/genhd.c
@@ -1111,7 +1111,8 @@ struct class block_class = {
.name = "block",
};
-static char *block_devnode(struct device *dev, umode_t *mode)
+static char *block_devnode(struct device *dev, umode_t *mode,
+ kuid_t *uid, kgid_t *gid)
{
struct gendisk *disk = dev_to_disk(dev);