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authorArnd Bergmann <arnd@arndb.de>2010-07-08 10:18:46 +0200
committerJens Axboe <jaxboe@fusionio.com>2010-08-07 18:25:00 +0200
commit8a6cfeb6deca3a8fefd639d898b0d163c0b5d368 (patch)
tree9a633ad48c3b1ada0519ee7bade0602f940037f6 /drivers/block/paride/pf.c
parentscsi/i2o_block: cleanup ioctl handling (diff)
downloadlinux-8a6cfeb6deca3a8fefd639d898b0d163c0b5d368.tar.xz
linux-8a6cfeb6deca3a8fefd639d898b0d163c0b5d368.zip
block: push down BKL into .locked_ioctl
As a preparation for the removal of the big kernel lock in the block layer, this removes the BKL from the common ioctl handling code, moving it into every single driver still using it. Signed-off-by: Arnd Bergmann <arnd@arndb.de> Acked-by: Christoph Hellwig <hch@infradead.org> Signed-off-by: Jens Axboe <jaxboe@fusionio.com>
Diffstat (limited to 'drivers/block/paride/pf.c')
-rw-r--r--drivers/block/paride/pf.c6
1 files changed, 5 insertions, 1 deletions
diff --git a/drivers/block/paride/pf.c b/drivers/block/paride/pf.c
index c059aab3006b..38b4d566b816 100644
--- a/drivers/block/paride/pf.c
+++ b/drivers/block/paride/pf.c
@@ -152,6 +152,7 @@ enum {D_PRT, D_PRO, D_UNI, D_MOD, D_SLV, D_LUN, D_DLY};
#include <linux/spinlock.h>
#include <linux/blkdev.h>
#include <linux/blkpg.h>
+#include <linux/smp_lock.h>
#include <asm/uaccess.h>
static DEFINE_SPINLOCK(pf_spin_lock);
@@ -266,7 +267,7 @@ static const struct block_device_operations pf_fops = {
.owner = THIS_MODULE,
.open = pf_open,
.release = pf_release,
- .locked_ioctl = pf_ioctl,
+ .ioctl = pf_ioctl,
.getgeo = pf_getgeo,
.media_changed = pf_check_media,
};
@@ -342,7 +343,10 @@ static int pf_ioctl(struct block_device *bdev, fmode_t mode, unsigned int cmd, u
if (pf->access != 1)
return -EBUSY;
+ lock_kernel();
pf_eject(pf);
+ unlock_kernel();
+
return 0;
}