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

* 'for-linus' of git://git.kernel.dk/linux-2.6-block:
  block: Skip I/O merges when disabled
  block: add large command support
  block: replace sizeof(rq->cmd) with BLK_MAX_CDB
  ide: use blk_rq_init() to initialize the request
  block: use blk_rq_init() to initialize the request
  block: rename and export rq_init()
  block: no need to initialize rq->cmd with blk_get_request
  block: no need to initialize rq->cmd in prepare_flush_fn hook
  block/blk-barrier.c:blk_ordered_cur_seq() mustn't be inline
  block/elevator.c:elv_rq_merge_ok() mustn't be inline
  block: make queue flags non-atomic
  block: add dma alignment and padding support to blk_rq_map_kern
  unexport blk_max_pfn
  ps3disk: Remove superfluous cast
  block: make rq_init() do a full memset()
  relay: fix splice problem

6 files changed, 5 insertions, 10 deletions

diff --git a/drivers/block/loop.c b/drivers/block/loop.c
index f7f163557aa0..d3a25b027ff9 100644
--- a/drivers/block/loop.c
+++ b/drivers/block/loop.c
@@ -546,7 +546,7 @@ static void loop_unplug(struct request_queue *q)
 {
         struct loop_device *lo = q->queuedata;
 
-        clear_bit(QUEUE_FLAG_PLUGGED, &q->queue_flags);
+        queue_flag_clear_unlocked(QUEUE_FLAG_PLUGGED, q);
         blk_run_address_space(lo->lo_backing_file->f_mapping);
 }
 
diff --git a/drivers/block/nbd.c b/drivers/block/nbd.c
index bdba282f15e4..ad98dda6037d 100644
--- a/drivers/block/nbd.c
+++ b/drivers/block/nbd.c
@@ -577,6 +577,7 @@ static int nbd_ioctl(struct inode *inode, struct file *file,
         switch (cmd) {
         case NBD_DISCONNECT:
                 printk(KERN_INFO "%s: NBD_DISCONNECT\n", lo->disk->disk_name);
+                blk_rq_init(NULL, &sreq);
                 sreq.cmd_type = REQ_TYPE_SPECIAL;
                 nbd_cmd(&sreq) = NBD_CMD_DISC;
                 /*
diff --git a/drivers/block/paride/pd.c b/drivers/block/paride/pd.c
index df819f8a95a6..570f3b70dce7 100644
--- a/drivers/block/paride/pd.c
+++ b/drivers/block/paride/pd.c
@@ -716,10 +716,8 @@ static int pd_special_command(struct pd_unit *disk,
         struct request rq;
         int err = 0;
 
-        memset(&rq, 0, sizeof(rq));
-        rq.errors = 0;
+        blk_rq_init(NULL, &rq);
         rq.rq_disk = disk->gd;
-        rq.ref_count = 1;
         rq.end_io_data = &wait;
         rq.end_io = blk_end_sync_rq;
         blk_insert_request(disk->gd->queue, &rq, 0, func);
diff --git a/drivers/block/pktcdvd.c b/drivers/block/pktcdvd.c
index fd0472996df8..3ba1df93e9e3 100644
--- a/drivers/block/pktcdvd.c
+++ b/drivers/block/pktcdvd.c
@@ -776,8 +776,6 @@ static int pkt_generic_packet(struct pktcdvd_device *pd, struct packet_command *
 
         rq->cmd_len = COMMAND_SIZE(cgc->cmd[0]);
         memcpy(rq->cmd, cgc->cmd, CDROM_PACKET_SIZE);
-        if (sizeof(rq->cmd) > CDROM_PACKET_SIZE)
-                memset(rq->cmd + CDROM_PACKET_SIZE, 0, sizeof(rq->cmd) - CDROM_PACKET_SIZE);
 
         rq->timeout = 60*HZ;
         rq->cmd_type = REQ_TYPE_BLOCK_PC;
diff --git a/drivers/block/ps3disk.c b/drivers/block/ps3disk.c
index 7483f947f0e9..d797e209951d 100644
--- a/drivers/block/ps3disk.c
+++ b/drivers/block/ps3disk.c
@@ -102,8 +102,7 @@ static void ps3disk_scatter_gather(struct ps3_storage_device *dev,
                 dev_dbg(&dev->sbd.core,
                         "%s:%u: bio %u: %u segs %u sectors from %lu\n",
                         __func__, __LINE__, i, bio_segments(iter.bio),
-                        bio_sectors(iter.bio),
-                        (unsigned long)iter.bio->bi_sector);
+                        bio_sectors(iter.bio), iter.bio->bi_sector);
 
                 size = bvec->bv_len;
                 buf = bvec_kmap_irq(bvec, &flags);
@@ -406,7 +405,6 @@ static void ps3disk_prepare_flush(struct request_queue *q, struct request *req)
 
         dev_dbg(&dev->sbd.core, "%s:%u\n", __func__, __LINE__);
 
-        memset(req->cmd, 0, sizeof(req->cmd));
         req->cmd_type = REQ_TYPE_FLUSH;
 }
 
diff --git a/drivers/block/ub.c b/drivers/block/ub.c
index 27bfe72aab59..e322cce8c12d 100644
--- a/drivers/block/ub.c
+++ b/drivers/block/ub.c
@@ -2399,7 +2399,7 @@ static void ub_disconnect(struct usb_interface *intf)
                 del_gendisk(lun->disk);
                 /*
                  * I wish I could do:
-                 *    set_bit(QUEUE_FLAG_DEAD, &q->queue_flags);
+                 *    queue_flag_set(QUEUE_FLAG_DEAD, q);
                  * As it is, we rely on our internal poisoning and let
                  * the upper levels to spin furiously failing all the I/O.
                  */