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Merge branch 'for-2.6.36' of git://git.kernel.dk/linux-2.6-block

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* '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.
This commit is contained in:
Linus Torvalds
2010-08-10 15:22:42 -07:00
parent 7ae0dea900 de75d60d5e
commit 2f9e825d3e
154 changed files with 4312 additions and 3237 deletions
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15
drivers/mtd/mtd_blkdevs.c
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@@ -29,6 +29,7 @@
#include <linux/blkdev.h>
#include <linux/blkpg.h>
#include <linux/spinlock.h>
#include <linux/smp_lock.h>
#include <linux/hdreg.h>
#include <linux/init.h>
#include <linux/mutex.h>
@@ -87,14 +88,14 @@ static int do_blktrans_request(struct mtd_blktrans_ops *tr,
buf = req->buffer;
if (!blk_fs_request(req))
if (req->cmd_type != REQ_TYPE_FS)
return -EIO;
if (blk_rq_pos(req) + blk_rq_cur_sectors(req) >
get_capacity(req->rq_disk))
return -EIO;
if (blk_discard_rq(req))
if (req->cmd_flags & REQ_DISCARD)
return tr->discard(dev, block, nsect);
switch(rq_data_dir(req)) {
@@ -178,8 +179,9 @@ static int blktrans_open(struct block_device *bdev, fmode_t mode)
int ret;
if (!dev)
return -ERESTARTSYS;
return -ERESTARTSYS; /* FIXME: busy loop! -arnd*/
lock_kernel();
mutex_lock(&dev->lock);
if (!dev->mtd) {
@@ -196,6 +198,7 @@ static int blktrans_open(struct block_device *bdev, fmode_t mode)
unlock:
mutex_unlock(&dev->lock);
blktrans_dev_put(dev);
unlock_kernel();
return ret;
}
@@ -207,6 +210,7 @@ static int blktrans_release(struct gendisk *disk, fmode_t mode)
if (!dev)
return ret;
lock_kernel();
mutex_lock(&dev->lock);
/* Release one reference, we sure its not the last one here*/
@@ -219,6 +223,7 @@ static int blktrans_release(struct gendisk *disk, fmode_t mode)
unlock:
mutex_unlock(&dev->lock);
blktrans_dev_put(dev);
unlock_kernel();
return ret;
}
@@ -251,6 +256,7 @@ static int blktrans_ioctl(struct block_device *bdev, fmode_t mode,
if (!dev)
return ret;
lock_kernel();
mutex_lock(&dev->lock);
if (!dev->mtd)
@@ -265,6 +271,7 @@ static int blktrans_ioctl(struct block_device *bdev, fmode_t mode,
}
unlock:
mutex_unlock(&dev->lock);
unlock_kernel();
blktrans_dev_put(dev);
return ret;
}
@@ -273,7 +280,7 @@ static const struct block_device_operations mtd_blktrans_ops = {
.owner = THIS_MODULE,
.open = blktrans_open,
.release = blktrans_release,
.locked_ioctl = blktrans_ioctl,
.ioctl = blktrans_ioctl,
.getgeo = blktrans_getgeo,
};