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authorLinus Torvalds <torvalds@linux-foundation.org>2011-01-13 10:45:01 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2011-01-13 10:45:01 -0800
commit275220f0fcff1adf28a717076e00f575edf05fda (patch)
treed249bccc80c64443dab211639050c4fb14332648 /drivers/char
parentfe3c560b8a22cb28e54fe8950abef38e88d75831 (diff)
parent81c5e2ae33c4b19e53966b427e33646bf6811830 (diff)
downloadlinux-linaro-android-275220f0fcff1adf28a717076e00f575edf05fda.tar.gz
Merge branch 'for-2.6.38/core' of git://git.kernel.dk/linux-2.6-block
* '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() ...
Diffstat (limited to 'drivers/char')
-rw-r--r--drivers/char/raw.c14
1 files changed, 4 insertions, 10 deletions
diff --git a/drivers/char/raw.c b/drivers/char/raw.c
index bfe25ea9766..b4b9d5a4788 100644
--- a/drivers/char/raw.c
+++ b/drivers/char/raw.c
@@ -65,15 +65,12 @@ static int raw_open(struct inode *inode, struct file *filp)
if (!bdev)
goto out;
igrab(bdev->bd_inode);
- err = blkdev_get(bdev, filp->f_mode);
+ err = blkdev_get(bdev, filp->f_mode | FMODE_EXCL, raw_open);
if (err)
goto out;
- err = bd_claim(bdev, raw_open);
- if (err)
- goto out1;
err = set_blocksize(bdev, bdev_logical_block_size(bdev));
if (err)
- goto out2;
+ goto out1;
filp->f_flags |= O_DIRECT;
filp->f_mapping = bdev->bd_inode->i_mapping;
if (++raw_devices[minor].inuse == 1)
@@ -83,10 +80,8 @@ static int raw_open(struct inode *inode, struct file *filp)
mutex_unlock(&raw_mutex);
return 0;
-out2:
- bd_release(bdev);
out1:
- blkdev_put(bdev, filp->f_mode);
+ blkdev_put(bdev, filp->f_mode | FMODE_EXCL);
out:
mutex_unlock(&raw_mutex);
return err;
@@ -110,8 +105,7 @@ static int raw_release(struct inode *inode, struct file *filp)
}
mutex_unlock(&raw_mutex);
- bd_release(bdev);
- blkdev_put(bdev, filp->f_mode);
+ blkdev_put(bdev, filp->f_mode | FMODE_EXCL);
return 0;
}