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authorLinus Torvalds <torvalds@linux-foundation.org>2011-01-14 13:32:07 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2011-01-14 13:32:07 -0800
commit6ab82196492a0b6968a654a06aae923b28afef0d (patch)
tree8affe1097bba194fe677d5399f47693dc0363dd8 /include/linux
parent6f7f7caab259026234277b659485d22c1dcb1ab4 (diff)
parent49731baa41df404c2c3f44555869ab387363af43 (diff)
Merge branch 'for-linus' of git://git.kernel.dk/linux-2.6-block
* 'for-linus' of git://git.kernel.dk/linux-2.6-block: block: restore multiple bd_link_disk_holder() support block cfq: compensate preempted queue even if it has no slice assigned block cfq: make queue preempt work for queues from different workload
Diffstat (limited to 'include/linux')
-rw-r--r--include/linux/fs.h8
1 files changed, 7 insertions, 1 deletions
diff --git a/include/linux/fs.h b/include/linux/fs.h
index ed6ee473cc8..08824e0ef38 100644
--- a/include/linux/fs.h
+++ b/include/linux/fs.h
@@ -666,7 +666,7 @@ struct block_device {
int bd_holders;
bool bd_write_holder;
#ifdef CONFIG_SYSFS
- struct gendisk * bd_holder_disk; /* for sysfs slave linkng */
+ struct list_head bd_holder_disks;
#endif
struct block_device * bd_contains;
unsigned bd_block_size;
@@ -2057,12 +2057,18 @@ extern struct block_device *blkdev_get_by_dev(dev_t dev, fmode_t mode,
extern int blkdev_put(struct block_device *bdev, fmode_t mode);
#ifdef CONFIG_SYSFS
extern int bd_link_disk_holder(struct block_device *bdev, struct gendisk *disk);
+extern void bd_unlink_disk_holder(struct block_device *bdev,
+ struct gendisk *disk);
#else
static inline int bd_link_disk_holder(struct block_device *bdev,
struct gendisk *disk)
{
return 0;
}
+static inline void bd_unlink_disk_holder(struct block_device *bdev,
+ struct gendisk *disk)
+{
+}
#endif
#endif