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authorLinus Torvalds <torvalds@linux-foundation.org>2008-01-29 08:51:32 +1100
committerLinus Torvalds <torvalds@linux-foundation.org>2008-01-29 08:51:32 +1100
commitf0f0052069989b80d2a3e50c9cd2f2a650bc1aea (patch)
tree40ff39bc341aed8318a54d1bd61a381f41844f71 /arch
parentMerge branch 'sg' of git://git.kernel.dk/linux-2.6-block (diff)
parentblk_end_request: changing xsysace (take 4) (diff)
downloadlinux-dev-f0f0052069989b80d2a3e50c9cd2f2a650bc1aea.tar.xz
linux-dev-f0f0052069989b80d2a3e50c9cd2f2a650bc1aea.zip
Merge branch 'blk-end-request' of git://git.kernel.dk/linux-2.6-block
* 'blk-end-request' of git://git.kernel.dk/linux-2.6-block: (30 commits) blk_end_request: changing xsysace (take 4) blk_end_request: changing ub (take 4) blk_end_request: cleanup of request completion (take 4) blk_end_request: cleanup 'uptodate' related code (take 4) blk_end_request: remove/unexport end_that_request_* (take 4) blk_end_request: changing scsi (take 4) blk_end_request: add bidi completion interface (take 4) blk_end_request: changing ide-cd (take 4) blk_end_request: add callback feature (take 4) blk_end_request: changing ide normal caller (take 4) blk_end_request: changing cpqarray (take 4) blk_end_request: changing cciss (take 4) blk_end_request: changing ide-scsi (take 4) blk_end_request: changing s390 (take 4) blk_end_request: changing mmc (take 4) blk_end_request: changing i2o_block (take 4) blk_end_request: changing viocd (take 4) blk_end_request: changing xen-blkfront (take 4) blk_end_request: changing viodasd (take 4) blk_end_request: changing sx8 (take 4) ...
Diffstat (limited to 'arch')
-rw-r--r--arch/arm/plat-omap/mailbox.c16
-rw-r--r--arch/um/drivers/ubd_kern.c16
2 files changed, 10 insertions, 22 deletions
diff --git a/arch/arm/plat-omap/mailbox.c b/arch/arm/plat-omap/mailbox.c
index 45a77df668f1..1945ddfec18d 100644
--- a/arch/arm/plat-omap/mailbox.c
+++ b/arch/arm/plat-omap/mailbox.c
@@ -116,8 +116,8 @@ static void mbox_tx_work(struct work_struct *work)
}
spin_lock(q->queue_lock);
- blkdev_dequeue_request(rq);
- end_that_request_last(rq, 0);
+ if (__blk_end_request(rq, 0, 0))
+ BUG();
spin_unlock(q->queue_lock);
}
}
@@ -149,10 +149,8 @@ static void mbox_rx_work(struct work_struct *work)
msg = (mbox_msg_t) rq->data;
- spin_lock_irqsave(q->queue_lock, flags);
- blkdev_dequeue_request(rq);
- end_that_request_last(rq, 0);
- spin_unlock_irqrestore(q->queue_lock, flags);
+ if (blk_end_request(rq, 0, 0))
+ BUG();
mbox->rxq->callback((void *)msg);
}
@@ -263,10 +261,8 @@ omap_mbox_read(struct device *dev, struct device_attribute *attr, char *buf)
*p = (mbox_msg_t) rq->data;
- spin_lock_irqsave(q->queue_lock, flags);
- blkdev_dequeue_request(rq);
- end_that_request_last(rq, 0);
- spin_unlock_irqrestore(q->queue_lock, flags);
+ if (blk_end_request(rq, 0, 0))
+ BUG();
if (unlikely(mbox_seq_test(mbox, *p))) {
pr_info("mbox: Illegal seq bit!(%08x) ignored\n", *p);
diff --git a/arch/um/drivers/ubd_kern.c b/arch/um/drivers/ubd_kern.c
index b1a77b11f089..99f9f9605e9c 100644
--- a/arch/um/drivers/ubd_kern.c
+++ b/arch/um/drivers/ubd_kern.c
@@ -475,17 +475,9 @@ static void do_ubd_request(struct request_queue * q);
/* Only changed by ubd_init, which is an initcall. */
int thread_fd = -1;
-static void ubd_end_request(struct request *req, int bytes, int uptodate)
+static void ubd_end_request(struct request *req, int bytes, int error)
{
- if (!end_that_request_first(req, uptodate, bytes >> 9)) {
- struct ubd *dev = req->rq_disk->private_data;
- unsigned long flags;
-
- add_disk_randomness(req->rq_disk);
- spin_lock_irqsave(&dev->lock, flags);
- end_that_request_last(req, uptodate);
- spin_unlock_irqrestore(&dev->lock, flags);
- }
+ blk_end_request(req, error, bytes);
}
/* Callable only from interrupt context - otherwise you need to do
@@ -493,10 +485,10 @@ static void ubd_end_request(struct request *req, int bytes, int uptodate)
static inline void ubd_finish(struct request *req, int bytes)
{
if(bytes < 0){
- ubd_end_request(req, 0, 0);
+ ubd_end_request(req, 0, -EIO);
return;
}
- ubd_end_request(req, bytes, 1);
+ ubd_end_request(req, bytes, 0);
}
static LIST_HEAD(restart);