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Merge branch 'for-2.6.38/core' of git://git.kernel.dk/linux-2.6-block

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* 'for-2.6.38/core' of git://git.kernel.dk/linux-2.6-block: (43 commits)
  block: ensure that completion error gets properly traced
  blktrace: add missing probe argument to block_bio_complete
  block cfq: don't use atomic_t for cfq_group
  block cfq: don't use atomic_t for cfq_queue
  block: trace event block fix unassigned field
  block: add internal hd part table references
  block: fix accounting bug on cross partition merges
  kref: add kref_test_and_get
  bio-integrity: mark kintegrityd_wq highpri and CPU intensive
  block: make kblockd_workqueue smarter
  Revert "sd: implement sd_check_events()"
  block: Clean up exit_io_context() source code.
  Fix compile warnings due to missing removal of a 'ret' variable
  fs/block: type signature of major_to_index(int) to major_to_index(unsigned)
  block: convert !IS_ERR(p) && p to !IS_ERR_NOR_NULL(p)
  cfq-iosched: don't check cfqg in choose_service_tree()
  fs/splice: Pull buf->ops->confirm() from splice_from_pipe actors
  cdrom: export cdrom_check_events()
  sd: implement sd_check_events()
  sr: implement sr_check_events()
  ...
This commit is contained in:
Linus Torvalds 2011-01-13 10:45:01 -08:00
commit 275220f0fc
53 changed files with 1323 additions and 1085 deletions
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10
drivers/mtd/devices/block2mtd.c
View file

@ -224,7 +224,7 @@ static void block2mtd_free_device(struct block2mtd_dev *dev)
if (dev->blkdev) {
invalidate_mapping_pages(dev->blkdev->bd_inode->i_mapping,
0, -1);
close_bdev_exclusive(dev->blkdev, FMODE_READ|FMODE_WRITE);
blkdev_put(dev->blkdev, FMODE_READ|FMODE_WRITE|FMODE_EXCL);
}
kfree(dev);
@ -234,6 +234,7 @@ static void block2mtd_free_device(struct block2mtd_dev *dev)
/* FIXME: ensure that mtd->size % erase_size == 0 */
static struct block2mtd_dev *add_device(char *devname, int erase_size)
{
const fmode_t mode = FMODE_READ | FMODE_WRITE | FMODE_EXCL;
struct block_device *bdev;
struct block2mtd_dev *dev;
char *name;
@ -246,7 +247,7 @@ static struct block2mtd_dev *add_device(char *devname, int erase_size)
return NULL;
/* Get a handle on the device */
bdev = open_bdev_exclusive(devname, FMODE_READ|FMODE_WRITE, NULL);
bdev = blkdev_get_by_path(devname, mode, dev);
#ifndef MODULE
if (IS_ERR(bdev)) {
@ -254,9 +255,8 @@ static struct block2mtd_dev *add_device(char *devname, int erase_size)
to resolve the device name by other means. */
dev_t devt = name_to_dev_t(devname);
if (devt) {
bdev = open_by_devnum(devt, FMODE_WRITE | FMODE_READ);
}
if (devt)
bdev = blkdev_get_by_dev(devt, mode, dev);
}
#endif