diff options
author | David Woodhouse <David.Woodhouse@intel.com> | 2010-10-30 12:35:11 +0100 |
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committer | David Woodhouse <David.Woodhouse@intel.com> | 2010-10-30 12:35:11 +0100 |
commit | 67577927e8d7a1f4b09b4992df640eadc6aacb36 (patch) | |
tree | 2e9efe6b5745965faf0dcc084d4613d9356263f9 /drivers/block/cpqarray.c | |
parent | 6fe4c590313133ebd5dadb769031489ff178ece1 (diff) | |
parent | 51f00a471ce8f359627dd99aeac322947a0e491b (diff) |
Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6.git
Conflicts:
drivers/mtd/mtd_blkdevs.c
Merge Grant's device-tree bits so that we can apply the subsequent fixes.
Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>
Diffstat (limited to 'drivers/block/cpqarray.c')
-rw-r--r-- | drivers/block/cpqarray.c | 15 |
1 files changed, 8 insertions, 7 deletions
diff --git a/drivers/block/cpqarray.c b/drivers/block/cpqarray.c index d53b0291c44..946dad4caef 100644 --- a/drivers/block/cpqarray.c +++ b/drivers/block/cpqarray.c @@ -35,7 +35,7 @@ #include <linux/seq_file.h> #include <linux/init.h> #include <linux/hdreg.h> -#include <linux/smp_lock.h> +#include <linux/mutex.h> #include <linux/spinlock.h> #include <linux/blkdev.h> #include <linux/genhd.h> @@ -68,6 +68,7 @@ MODULE_LICENSE("GPL"); #define CPQARRAY_DMA_MASK 0xFFFFFFFF /* 32 bit DMA */ +static DEFINE_MUTEX(cpqarray_mutex); static int nr_ctlr; static ctlr_info_t *hba[MAX_CTLR]; @@ -845,9 +846,9 @@ static int ida_unlocked_open(struct block_device *bdev, fmode_t mode) { int ret; - lock_kernel(); + mutex_lock(&cpqarray_mutex); ret = ida_open(bdev, mode); - unlock_kernel(); + mutex_unlock(&cpqarray_mutex); return ret; } @@ -859,10 +860,10 @@ static int ida_release(struct gendisk *disk, fmode_t mode) { ctlr_info_t *host; - lock_kernel(); + mutex_lock(&cpqarray_mutex); host = get_host(disk); host->usage_count--; - unlock_kernel(); + mutex_unlock(&cpqarray_mutex); return 0; } @@ -1217,9 +1218,9 @@ static int ida_ioctl(struct block_device *bdev, fmode_t mode, { int ret; - lock_kernel(); + mutex_lock(&cpqarray_mutex); ret = ida_locked_ioctl(bdev, mode, cmd, param); - unlock_kernel(); + mutex_unlock(&cpqarray_mutex); return ret; } |