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| author | Frederic Weisbecker | 2009-10-18 01:09:09 +0200 |
|---|---|---|
| committer | Frederic Weisbecker | 2009-10-18 01:12:33 +0200 |
| commit | 0f8f86c7bdd1c954fbe153af437a0d91a6c5721a (patch) | |
| tree | 94a8d419a470a4f9852ca397bb9bbe48db92ff5c /drivers/s390/char/tape_block.c | |
| parent | Merge branch 'linus' into tracing/hw-breakpoints (diff) | |
| parent | perf tools: Move dereference after NULL test (diff) | |
| download | kernel-qcow2-linux-0f8f86c7bdd1c954fbe153af437a0d91a6c5721a.tar.gz kernel-qcow2-linux-0f8f86c7bdd1c954fbe153af437a0d91a6c5721a.tar.xz kernel-qcow2-linux-0f8f86c7bdd1c954fbe153af437a0d91a6c5721a.zip | |
Merge commit 'perf/core' into perf/hw-breakpoint
Conflicts:
kernel/Makefile
kernel/trace/Makefile
kernel/trace/trace.h
samples/Makefile
Merge reason: We need to be uptodate with the perf events development
branch because we plan to rewrite the breakpoints API on top of
perf events.
Diffstat (limited to 'drivers/s390/char/tape_block.c')
| -rw-r--r-- | drivers/s390/char/tape_block.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/drivers/s390/char/tape_block.c b/drivers/s390/char/tape_block.c index 4cb9e70507ab..0c0705b91c28 100644 --- a/drivers/s390/char/tape_block.c +++ b/drivers/s390/char/tape_block.c @@ -50,7 +50,7 @@ static int tapeblock_ioctl(struct block_device *, fmode_t, unsigned int, static int tapeblock_medium_changed(struct gendisk *); static int tapeblock_revalidate_disk(struct gendisk *); -static struct block_device_operations tapeblock_fops = { +static const struct block_device_operations tapeblock_fops = { .owner = THIS_MODULE, .open = tapeblock_open, .release = tapeblock_release, @@ -162,9 +162,10 @@ tapeblock_requeue(struct work_struct *work) { spin_lock_irq(&device->blk_data.request_queue_lock); while ( !blk_queue_plugged(queue) && - (req = blk_fetch_request(queue)) && + blk_peek_request(queue) && nr_queued < TAPEBLOCK_MIN_REQUEUE ) { + req = blk_fetch_request(queue); if (rq_data_dir(req) == WRITE) { DBF_EVENT(1, "TBLOCK: Rejecting write request\n"); spin_unlock_irq(&device->blk_data.request_queue_lock); |