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author | Linus Torvalds <torvalds@linux-foundation.org> | 2010-08-10 15:22:42 -0700 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2010-08-10 15:22:42 -0700 |
commit | 2f9e825d3e0e2b407ae8f082de5c00afcf7378fb (patch) | |
tree | f8b3ee40674ce4acd5508a0a0bf52a30904caf6c /drivers/block/xsysace.c | |
parent | 7ae0dea900b027cd90e8a3e14deca9a19e17638b (diff) | |
parent | de75d60d5ea235e6e09f4962ab22541ce0fe176a (diff) | |
download | kernel_samsung_smdk4412-2f9e825d3e0e2b407ae8f082de5c00afcf7378fb.zip kernel_samsung_smdk4412-2f9e825d3e0e2b407ae8f082de5c00afcf7378fb.tar.gz kernel_samsung_smdk4412-2f9e825d3e0e2b407ae8f082de5c00afcf7378fb.tar.bz2 |
Merge branch 'for-2.6.36' of git://git.kernel.dk/linux-2.6-block
* 'for-2.6.36' of git://git.kernel.dk/linux-2.6-block: (149 commits)
block: make sure that REQ_* types are seen even with CONFIG_BLOCK=n
xen-blkfront: fix missing out label
blkdev: fix blkdev_issue_zeroout return value
block: update request stacking methods to support discards
block: fix missing export of blk_types.h
writeback: fix bad _bh spinlock nesting
drbd: revert "delay probes", feature is being re-implemented differently
drbd: Initialize all members of sync_conf to their defaults [Bugz 315]
drbd: Disable delay probes for the upcomming release
writeback: cleanup bdi_register
writeback: add new tracepoints
writeback: remove unnecessary init_timer call
writeback: optimize periodic bdi thread wakeups
writeback: prevent unnecessary bdi threads wakeups
writeback: move bdi threads exiting logic to the forker thread
writeback: restructure bdi forker loop a little
writeback: move last_active to bdi
writeback: do not remove bdi from bdi_list
writeback: simplify bdi code a little
writeback: do not lose wake-ups in bdi threads
...
Fixed up pretty trivial conflicts in drivers/block/virtio_blk.c and
drivers/scsi/scsi_error.c as per Jens.
Diffstat (limited to 'drivers/block/xsysace.c')
-rw-r--r-- | drivers/block/xsysace.c | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/drivers/block/xsysace.c b/drivers/block/xsysace.c index a7b83c0..b71888b 100644 --- a/drivers/block/xsysace.c +++ b/drivers/block/xsysace.c @@ -89,6 +89,7 @@ #include <linux/delay.h> #include <linux/slab.h> #include <linux/blkdev.h> +#include <linux/smp_lock.h> #include <linux/ata.h> #include <linux/hdreg.h> #include <linux/platform_device.h> @@ -465,7 +466,7 @@ struct request *ace_get_next_request(struct request_queue * q) struct request *req; while ((req = blk_peek_request(q)) != NULL) { - if (blk_fs_request(req)) + if (req->cmd_type == REQ_TYPE_FS) break; blk_start_request(req); __blk_end_request_all(req, -EIO); @@ -901,11 +902,14 @@ static int ace_open(struct block_device *bdev, fmode_t mode) dev_dbg(ace->dev, "ace_open() users=%i\n", ace->users + 1); + lock_kernel(); spin_lock_irqsave(&ace->lock, flags); ace->users++; spin_unlock_irqrestore(&ace->lock, flags); check_disk_change(bdev); + unlock_kernel(); + return 0; } @@ -917,6 +921,7 @@ static int ace_release(struct gendisk *disk, fmode_t mode) dev_dbg(ace->dev, "ace_release() users=%i\n", ace->users - 1); + lock_kernel(); spin_lock_irqsave(&ace->lock, flags); ace->users--; if (ace->users == 0) { @@ -924,6 +929,7 @@ static int ace_release(struct gendisk *disk, fmode_t mode) ace_out(ace, ACE_CTRL, val & ~ACE_CTRL_LOCKREQ); } spin_unlock_irqrestore(&ace->lock, flags); + unlock_kernel(); return 0; } |