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authorLinus Torvalds <torvalds@g5.osdl.org>2006-01-06 09:01:25 -0800
committerLinus Torvalds <torvalds@g5.osdl.org>2006-01-06 09:01:25 -0800
commitd99cf9d679a520d67f81d805b7cb91c68e1847f0 (patch)
tree415aefe6d168df27c006fcc53b1ea5242eabaaea /drivers
parent7ed40918a386afc2e14a6d3da563ea6d13686c25 (diff)
parente650c305ec3178818b317dad37a6d9c7fa8ba28d (diff)
downloadblackbird-op-linux-d99cf9d679a520d67f81d805b7cb91c68e1847f0.tar.gz
blackbird-op-linux-d99cf9d679a520d67f81d805b7cb91c68e1847f0.zip
Merge branch 'post-2.6.15' of git://brick.kernel.dk/data/git/linux-2.6-block
Manual fixup for merge with Jens' "Suspend support for libata", commit ID 9b847548663ef1039dd49f0eb4463d001e596bc3. Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/block/DAC960.c2
-rw-r--r--drivers/block/cciss.c2
-rw-r--r--drivers/block/cpqarray.c2
-rw-r--r--drivers/block/floppy.c2
-rw-r--r--drivers/block/nbd.c2
-rw-r--r--drivers/block/sx8.c2
-rw-r--r--drivers/block/ub.c2
-rw-r--r--drivers/block/viodasd.c2
-rw-r--r--drivers/cdrom/cdu31a.c2
-rw-r--r--drivers/ide/ide-cd.c4
-rw-r--r--drivers/ide/ide-disk.c137
-rw-r--r--drivers/ide/ide-io.c11
-rw-r--r--drivers/message/i2o/i2o_block.c2
-rw-r--r--drivers/mmc/mmc_block.c4
-rw-r--r--drivers/s390/block/dasd.c2
-rw-r--r--drivers/s390/char/tape_block.c2
-rw-r--r--drivers/scsi/ahci.c1
-rw-r--r--drivers/scsi/ata_piix.c1
-rw-r--r--drivers/scsi/hosts.c9
-rw-r--r--drivers/scsi/ide-scsi.c4
-rw-r--r--drivers/scsi/libata-core.c31
-rw-r--r--drivers/scsi/libata-scsi.c32
-rw-r--r--drivers/scsi/libata.h4
-rw-r--r--drivers/scsi/sata_mv.c1
-rw-r--r--drivers/scsi/sata_nv.c1
-rw-r--r--drivers/scsi/sata_promise.c1
-rw-r--r--drivers/scsi/sata_sil.c1
-rw-r--r--drivers/scsi/sata_sil24.c1
-rw-r--r--drivers/scsi/sata_sis.c1
-rw-r--r--drivers/scsi/sata_svw.c1
-rw-r--r--drivers/scsi/sata_sx4.c1
-rw-r--r--drivers/scsi/sata_uli.c1
-rw-r--r--drivers/scsi/sata_via.c1
-rw-r--r--drivers/scsi/sata_vsc.c1
-rw-r--r--drivers/scsi/scsi_lib.c50
-rw-r--r--drivers/scsi/sd.c85
36 files changed, 176 insertions, 232 deletions
diff --git a/drivers/block/DAC960.c b/drivers/block/DAC960.c
index 70eaa5c7ac08..21097a39a057 100644
--- a/drivers/block/DAC960.c
+++ b/drivers/block/DAC960.c
@@ -3471,7 +3471,7 @@ static inline boolean DAC960_ProcessCompletedRequest(DAC960_Command_T *Command,
if (!end_that_request_first(Request, UpToDate, Command->BlockCount)) {
- end_that_request_last(Request);
+ end_that_request_last(Request, UpToDate);
if (Command->Completion) {
complete(Command->Completion);
diff --git a/drivers/block/cciss.c b/drivers/block/cciss.c
index c3441b3f086e..d2815b7a9150 100644
--- a/drivers/block/cciss.c
+++ b/drivers/block/cciss.c
@@ -2310,7 +2310,7 @@ static inline void complete_command( ctlr_info_t *h, CommandList_struct *cmd,
printk("Done with %p\n", cmd->rq);
#endif /* CCISS_DEBUG */
- end_that_request_last(cmd->rq);
+ end_that_request_last(cmd->rq, status ? 1 : -EIO);
cmd_free(h,cmd,1);
}
diff --git a/drivers/block/cpqarray.c b/drivers/block/cpqarray.c
index cf1822a6361c..9bddb6874873 100644
--- a/drivers/block/cpqarray.c
+++ b/drivers/block/cpqarray.c
@@ -1036,7 +1036,7 @@ static inline void complete_command(cmdlist_t *cmd, int timeout)
complete_buffers(cmd->rq->bio, ok);
DBGPX(printk("Done with %p\n", cmd->rq););
- end_that_request_last(cmd->rq);
+ end_that_request_last(cmd->rq, ok ? 1 : -EIO);
}
/*
diff --git a/drivers/block/floppy.c b/drivers/block/floppy.c
index f7e765a1d313..a5b857c5c4b8 100644
--- a/drivers/block/floppy.c
+++ b/drivers/block/floppy.c
@@ -2301,7 +2301,7 @@ static void floppy_end_request(struct request *req, int uptodate)
add_disk_randomness(req->rq_disk);
floppy_off((long)req->rq_disk->private_data);
blkdev_dequeue_request(req);
- end_that_request_last(req);
+ end_that_request_last(req, uptodate);
/* We're done with the request */
current_req = NULL;
diff --git a/drivers/block/nbd.c b/drivers/block/nbd.c
index d5c8ee7d9815..33d6f237b2ed 100644
--- a/drivers/block/nbd.c
+++ b/drivers/block/nbd.c
@@ -140,7 +140,7 @@ static void nbd_end_request(struct request *req)
spin_lock_irqsave(q->queue_lock, flags);
if (!end_that_request_first(req, uptodate, req->nr_sectors)) {
- end_that_request_last(req);
+ end_that_request_last(req, uptodate);
}
spin_unlock_irqrestore(q->queue_lock, flags);
}
diff --git a/drivers/block/sx8.c b/drivers/block/sx8.c
index 1ded3b433459..9251f4131b53 100644
--- a/drivers/block/sx8.c
+++ b/drivers/block/sx8.c
@@ -770,7 +770,7 @@ static inline void carm_end_request_queued(struct carm_host *host,
rc = end_that_request_first(req, uptodate, req->hard_nr_sectors);
assert(rc == 0);
- end_that_request_last(req);
+ end_that_request_last(req, uptodate);
rc = carm_put_request(host, crq);
assert(rc == 0);
diff --git a/drivers/block/ub.c b/drivers/block/ub.c
index 10740a065088..a05fe5843e6c 100644
--- a/drivers/block/ub.c
+++ b/drivers/block/ub.c
@@ -951,7 +951,7 @@ static void ub_rw_cmd_done(struct ub_dev *sc, struct ub_scsi_cmd *cmd)
static void ub_end_rq(struct request *rq, int uptodate)
{
end_that_request_first(rq, uptodate, rq->hard_nr_sectors);
- end_that_request_last(rq);
+ end_that_request_last(rq, uptodate);
}
static int ub_rw_cmd_retry(struct ub_dev *sc, struct ub_lun *lun,
diff --git a/drivers/block/viodasd.c b/drivers/block/viodasd.c
index 2d518aa2720a..063f0304a163 100644
--- a/drivers/block/viodasd.c
+++ b/drivers/block/viodasd.c
@@ -305,7 +305,7 @@ static void viodasd_end_request(struct request *req, int uptodate,
if (end_that_request_first(req, uptodate, num_sectors))
return;
add_disk_randomness(req->rq_disk);
- end_that_request_last(req);
+ end_that_request_last(req, uptodate);
}
/*
diff --git a/drivers/cdrom/cdu31a.c b/drivers/cdrom/cdu31a.c
index ac96de15d833..378e88d20757 100644
--- a/drivers/cdrom/cdu31a.c
+++ b/drivers/cdrom/cdu31a.c
@@ -1402,7 +1402,7 @@ static void do_cdu31a_request(request_queue_t * q)
if (!end_that_request_first(req, 1, nblock)) {
spin_lock_irq(q->queue_lock);
blkdev_dequeue_request(req);
- end_that_request_last(req);
+ end_that_request_last(req, 1);
spin_unlock_irq(q->queue_lock);
}
continue;
diff --git a/drivers/ide/ide-cd.c b/drivers/ide/ide-cd.c
index 70aeb3a60120..d31117eb95aa 100644
--- a/drivers/ide/ide-cd.c
+++ b/drivers/ide/ide-cd.c
@@ -614,7 +614,7 @@ static void cdrom_end_request (ide_drive_t *drive, int uptodate)
*/
spin_lock_irqsave(&ide_lock, flags);
end_that_request_chunk(failed, 0, failed->data_len);
- end_that_request_last(failed);
+ end_that_request_last(failed, 0);
spin_unlock_irqrestore(&ide_lock, flags);
}
@@ -1735,7 +1735,7 @@ end_request:
spin_lock_irqsave(&ide_lock, flags);
blkdev_dequeue_request(rq);
- end_that_request_last(rq);
+ end_that_request_last(rq, 1);
HWGROUP(drive)->rq = NULL;
spin_unlock_irqrestore(&ide_lock, flags);
return ide_stopped;
diff --git a/drivers/ide/ide-disk.c b/drivers/ide/ide-disk.c
index 4e5767968d7f..4b441720b6ba 100644
--- a/drivers/ide/ide-disk.c
+++ b/drivers/ide/ide-disk.c
@@ -681,50 +681,9 @@ static ide_proc_entry_t idedisk_proc[] = {
#endif /* CONFIG_PROC_FS */
-static void idedisk_end_flush(request_queue_t *q, struct request *flush_rq)
+static void idedisk_prepare_flush(request_queue_t *q, struct request *rq)
{
ide_drive_t *drive = q->queuedata;
- struct request *rq = flush_rq->end_io_data;
- int good_sectors = rq->hard_nr_sectors;
- int bad_sectors;
- sector_t sector;
-
- if (flush_rq->errors & ABRT_ERR) {
- printk(KERN_ERR "%s: barrier support doesn't work\n", drive->name);
- blk_queue_ordered(drive->queue, QUEUE_ORDERED_NONE);
- blk_queue_issue_flush_fn(drive->queue, NULL);
- good_sectors = 0;
- } else if (flush_rq->errors) {
- good_sectors = 0;
- if (blk_barrier_preflush(rq)) {
- sector = ide_get_error_location(drive,flush_rq->buffer);
- if ((sector >= rq->hard_sector) &&
- (sector < rq->hard_sector + rq->hard_nr_sectors))
- good_sectors = sector - rq->hard_sector;
- }
- }
-
- if (flush_rq->errors)
- printk(KERN_ERR "%s: failed barrier write: "
- "sector=%Lx(good=%d/bad=%d)\n",
- drive->name, (unsigned long long)rq->sector,
- good_sectors,
- (int) (rq->hard_nr_sectors-good_sectors));
-
- bad_sectors = rq->hard_nr_sectors - good_sectors;
-
- if (good_sectors)
- __ide_end_request(drive, rq, 1, good_sectors);
- if (bad_sectors)
- __ide_end_request(drive, rq, 0, bad_sectors);
-}
-
-static int idedisk_prepare_flush(request_queue_t *q, struct request *rq)
-{
- ide_drive_t *drive = q->queuedata;
-
- if (!drive->wcache)
- return 0;
memset(rq->cmd, 0, sizeof(rq->cmd));
@@ -735,9 +694,8 @@ static int idedisk_prepare_flush(request_queue_t *q, struct request *rq)
rq->cmd[0] = WIN_FLUSH_CACHE;
- rq->flags |= REQ_DRIVE_TASK | REQ_SOFTBARRIER;
+ rq->flags |= REQ_DRIVE_TASK;
rq->buffer = rq->cmd;
- return 1;
}
static int idedisk_issue_flush(request_queue_t *q, struct gendisk *disk,
@@ -794,27 +752,64 @@ static int set_nowerr(ide_drive_t *drive, int arg)
return 0;
}
+static void update_ordered(ide_drive_t *drive)
+{
+ struct hd_driveid *id = drive->id;
+ unsigned ordered = QUEUE_ORDERED_NONE;
+ prepare_flush_fn *prep_fn = NULL;
+ issue_flush_fn *issue_fn = NULL;
+
+ if (drive->wcache) {
+ unsigned long long capacity;
+ int barrier;
+ /*
+ * We must avoid issuing commands a drive does not
+ * understand or we may crash it. We check flush cache
+ * is supported. We also check we have the LBA48 flush
+ * cache if the drive capacity is too large. By this
+ * time we have trimmed the drive capacity if LBA48 is
+ * not available so we don't need to recheck that.
+ */
+ capacity = idedisk_capacity(drive);
+ barrier = ide_id_has_flush_cache(id) &&
+ (drive->addressing == 0 || capacity <= (1ULL << 28) ||
+ ide_id_has_flush_cache_ext(id));
+
+ printk(KERN_INFO "%s: cache flushes %ssupported\n",
+ drive->name, barrier ? "" : "not");
+
+ if (barrier) {
+ ordered = QUEUE_ORDERED_DRAIN_FLUSH;
+ prep_fn = idedisk_prepare_flush;
+ issue_fn = idedisk_issue_flush;
+ }
+ } else
+ ordered = QUEUE_ORDERED_DRAIN;
+
+ blk_queue_ordered(drive->queue, ordered, prep_fn);
+ blk_queue_issue_flush_fn(drive->queue, issue_fn);
+}
+
static int write_cache(ide_drive_t *drive, int arg)
{
ide_task_t args;
- int err;
-
- if (!ide_id_has_flush_cache(drive->id))
- return 1;
+ int err = 1;
- memset(&args, 0, sizeof(ide_task_t));
- args.tfRegister[IDE_FEATURE_OFFSET] = (arg) ?
+ if (ide_id_has_flush_cache(drive->id)) {
+ memset(&args, 0, sizeof(ide_task_t));
+ args.tfRegister[IDE_FEATURE_OFFSET] = (arg) ?
SETFEATURES_EN_WCACHE : SETFEATURES_DIS_WCACHE;
- args.tfRegister[IDE_COMMAND_OFFSET] = WIN_SETFEATURES;
- args.command_type = IDE_DRIVE_TASK_NO_DATA;
- args.handler = &task_no_data_intr;
+ args.tfRegister[IDE_COMMAND_OFFSET] = WIN_SETFEATURES;
+ args.command_type = IDE_DRIVE_TASK_NO_DATA;
+ args.handler = &task_no_data_intr;
+ err = ide_raw_taskfile(drive, &args, NULL);
+ if (err == 0)
+ drive->wcache = arg;
+ }
- err = ide_raw_taskfile(drive, &args, NULL);
- if (err)
- return err;
+ update_ordered(drive);
- drive->wcache = arg;
- return 0;
+ return err;
}
static int do_idedisk_flushcache (ide_drive_t *drive)
@@ -888,7 +883,6 @@ static void idedisk_setup (ide_drive_t *drive)
{
struct hd_driveid *id = drive->id;
unsigned long long capacity;
- int barrier;
idedisk_add_settings(drive);
@@ -992,31 +986,6 @@ static void idedisk_setup (ide_drive_t *drive)
drive->wcache = 1;
write_cache(drive, 1);
-
- /*
- * We must avoid issuing commands a drive does not understand
- * or we may crash it. We check flush cache is supported. We also
- * check we have the LBA48 flush cache if the drive capacity is
- * too large. By this time we have trimmed the drive capacity if
- * LBA48 is not available so we don't need to recheck that.
- */
- barrier = 0;
- if (ide_id_has_flush_cache(id))
- barrier = 1;
- if (drive->addressing == 1) {
- /* Can't issue the correct flush ? */
- if (capacity > (1ULL << 28) && !ide_id_has_flush_cache_ext(id))
- barrier = 0;
- }
-
- printk(KERN_INFO "%s: cache flushes %ssupported\n",
- drive->name, barrier ? "" : "not ");
- if (barrier) {
- blk_queue_ordered(drive->queue, QUEUE_ORDERED_FLUSH);
- drive->queue->prepare_flush_fn = idedisk_prepare_flush;
- drive->queue->end_flush_fn = idedisk_end_flush;
- blk_queue_issue_flush_fn(drive->queue, idedisk_issue_flush);
- }
}
static void ide_cacheflush_p(ide_drive_t *drive)
diff --git a/drivers/ide/ide-io.c b/drivers/ide/ide-io.c
index ecfafcdafea4..b5dc6df8e67d 100644
--- a/drivers/ide/ide-io.c
+++ b/drivers/ide/ide-io.c
@@ -89,7 +89,7 @@ int __ide_end_request(ide_drive_t *drive, struct request *rq, int uptodate,
blkdev_dequeue_request(rq);
HWGROUP(drive)->rq = NULL;
- end_that_request_last(rq);
+ end_that_request_last(rq, uptodate);
ret = 0;
}
return ret;
@@ -119,10 +119,7 @@ int ide_end_request (ide_drive_t *drive, int uptodate, int nr_sectors)
if (!nr_sectors)
nr_sectors = rq->hard_cur_sectors;
- if (blk_complete_barrier_rq_locked(drive->queue, rq, nr_sectors))
- ret = rq->nr_sectors != 0;
- else
- ret = __ide_end_request(drive, rq, uptodate, nr_sectors);
+ ret = __ide_end_request(drive, rq, uptodate, nr_sectors);
spin_unlock_irqrestore(&ide_lock, flags);
return ret;
@@ -247,7 +244,7 @@ static void ide_complete_pm_request (ide_drive_t *drive, struct request *rq)
}
blkdev_dequeue_request(rq);
HWGROUP(drive)->rq = NULL;
- end_that_request_last(rq);
+ end_that_request_last(rq, 1);
spin_unlock_irqrestore(&ide_lock, flags);
}
@@ -379,7 +376,7 @@ void ide_end_drive_cmd (ide_drive_t *drive, u8 stat, u8 err)
blkdev_dequeue_request(rq);
HWGROUP(drive)->rq = NULL;
rq->errors = err;
- end_that_request_last(rq);
+ end_that_request_last(rq, !rq->errors);
spin_unlock_irqrestore(&ide_lock, flags);
}
diff --git a/drivers/message/i2o/i2o_block.c b/drivers/message/i2o/i2o_block.c
index c5807d6e85cc..5b1febed3133 100644
--- a/drivers/message/i2o/i2o_block.c
+++ b/drivers/message/i2o/i2o_block.c
@@ -468,7 +468,7 @@ static void i2o_block_end_request(struct request *req, int uptodate,
spin_lock_irqsave(q->queue_lock, flags);
- end_that_request_last(req);
+ end_that_request_last(req, uptodate);
if (likely(dev)) {
dev->open_queue_depth--;
diff --git a/drivers/mmc/mmc_block.c b/drivers/mmc/mmc_block.c
index abcf19116d70..8e380c14bf65 100644
--- a/drivers/mmc/mmc_block.c
+++ b/drivers/mmc/mmc_block.c
@@ -263,7 +263,7 @@ static int mmc_blk_issue_rq(struct mmc_queue *mq, struct request *req)
*/
add_disk_randomness(req->rq_disk);
blkdev_dequeue_request(req);
- end_that_request_last(req);
+ end_that_request_last(req, 1);
}
spin_unlock_irq(&md->lock);
} while (ret);
@@ -289,7 +289,7 @@ static int mmc_blk_issue_rq(struct mmc_queue *mq, struct request *req)
add_disk_randomness(req->rq_disk);
blkdev_dequeue_request(req);
- end_that_request_last(req);
+ end_that_request_last(req, 0);
spin_unlock_irq(&md->lock);
return 0;
diff --git a/drivers/s390/block/dasd.c b/drivers/s390/block/dasd.c
index 041e1a621885..f779f674dfa0 100644
--- a/drivers/s390/block/dasd.c
+++ b/drivers/s390/block/dasd.c
@@ -1035,7 +1035,7 @@ dasd_end_request(struct request *req, int uptodate)
if (end_that_request_first(req, uptodate, req->hard_nr_sectors))
BUG();
add_disk_randomness(req->rq_disk);
- end_that_request_last(req);
+ end_that_request_last(req, uptodate);
}
/*
diff --git a/drivers/s390/char/tape_block.c b/drivers/s390/char/tape_block.c
index 482e07e388c8..5ced2725d6c7 100644
--- a/drivers/s390/char/tape_block.c
+++ b/drivers/s390/char/tape_block.c
@@ -78,7 +78,7 @@ tapeblock_end_request(struct request *req, int uptodate)
{
if (end_that_request_first(req, uptodate, req->hard_nr_sectors))
BUG();
- end_that_request_last(req);
+ end_that_request_last(req, uptodate);
}
static void
diff --git a/drivers/scsi/ahci.c b/drivers/scsi/ahci.c
index 887eaa2a3ebf..d113290b5fc0 100644
--- a/drivers/scsi/ahci.c
+++ b/drivers/scsi/ahci.c
@@ -214,7 +214,6 @@ static struct scsi_host_template ahci_sht = {
.dma_boundary = AHCI_DMA_BOUNDARY,
.slave_configure = ata_scsi_slave_config,
.bios_param = ata_std_bios_param,
- .ordered_flush = 1,
};
static const struct ata_port_operations ahci_ops = {
diff --git a/drivers/scsi/ata_piix.c b/drivers/scsi/ata_piix.c
index f79630340028..557788ec4eec 100644
--- a/drivers/scsi/ata_piix.c
+++ b/drivers/scsi/ata_piix.c
@@ -187,7 +187,6 @@ static struct scsi_host_template piix_sht = {
.dma_boundary = ATA_DMA_BOUNDARY,
.slave_configure = ata_scsi_slave_config,
.bios_param = ata_std_bios_param,
- .ordered_flush = 1,
.resume = ata_scsi_device_resume,
.suspend = ata_scsi_device_suspend,
};
diff --git a/drivers/scsi/hosts.c b/drivers/scsi/hosts.c
index 5b9c2c5a7f0e..66783c860a19 100644
--- a/drivers/scsi/hosts.c
+++ b/drivers/scsi/hosts.c
@@ -347,17 +347,8 @@ struct Scsi_Host *scsi_host_alloc(struct scsi_host_template *sht, int privsize)
shost->cmd_per_lun = sht->cmd_per_lun;
shost->unchecked_isa_dma = sht->unchecked_isa_dma;
shost->use_clustering = sht->use_clustering;
- shost->ordered_flush = sht->ordered_flush;
shost->ordered_tag = sht->ordered_tag;
- /*
- * hosts/devices that do queueing must support ordered tags
- */
- if (shost->can_queue > 1 && shost->ordered_flush) {
- printk(KERN_ERR "scsi: ordered flushes don't support queueing\n");
- shost->ordered_flush = 0;
- }
-
if (sht->max_host_blocked)
shost->max_host_blocked = sht->max_host_blocked;
else
diff --git a/drivers/scsi/ide-scsi.c b/drivers/scsi/ide-scsi.c
index 4cb1f3ed9100..3c688ef54660 100644
--- a/drivers/scsi/ide-scsi.c
+++ b/drivers/scsi/ide-scsi.c
@@ -1046,7 +1046,7 @@ static int idescsi_eh_reset (struct scsi_cmnd *cmd)
/* kill current request */
blkdev_dequeue_request(req);
- end_that_request_last(req);
+ end_that_request_last(req, 0);
if (req->flags & REQ_SENSE)
kfree(scsi->pc->buffer);
kfree(scsi->pc);
@@ -1056,7 +1056,7 @@ static int idescsi_eh_reset (struct scsi_cmnd *cmd)
/* now nuke the drive queue */
while ((req = elv_next_request(drive->queue))) {
blkdev_dequeue_request(req);
- end_that_request_last(req);
+ end_that_request_last(req, 0);
}
HWGROUP(drive)->rq = NULL;
diff --git a/drivers/scsi/libata-core.c b/drivers/scsi/libata-core.c
index 9c66d4059399..f55b9b3f7b37 100644
--- a/drivers/scsi/libata-core.c
+++ b/drivers/scsi/libata-core.c
@@ -562,16 +562,28 @@ static const u8 ata_rw_cmds[] = {
ATA_CMD_WRITE_MULTI,
ATA_CMD_READ_MULTI_EXT,
ATA_CMD_WRITE_MULTI_EXT,
+ 0,
+ 0,
+ 0,
+ ATA_CMD_WRITE_MULTI_FUA_EXT,
/* pio */
ATA_CMD_PIO_READ,
ATA_CMD_PIO_WRITE,
ATA_CMD_PIO_READ_EXT,
ATA_CMD_PIO_WRITE_EXT,
+ 0,
+ 0,
+ 0,
+ 0,
/* dma */
ATA_CMD_READ,
ATA_CMD_WRITE,
ATA_CMD_READ_EXT,
- ATA_CMD_WRITE_EXT
+ ATA_CMD_WRITE_EXT,
+ 0,
+ 0,
+ 0,
+ ATA_CMD_WRITE_FUA_EXT
};
/**
@@ -584,25 +596,32 @@ static const u8 ata_rw_cmds[] = {
* LOCKING:
* caller.
*/
-void ata_rwcmd_protocol(struct ata_queued_cmd *qc)
+int ata_rwcmd_protocol(struct ata_queued_cmd *qc)
{
struct ata_taskfile *tf = &qc->tf;
struct ata_device *dev = qc->dev;
+ u8 cmd;
- int index, lba48, write;
+ int index, fua, lba48, write;
+ fua = (tf->flags & ATA_TFLAG_FUA) ? 4 : 0;
lba48 = (tf->flags & ATA_TFLAG_LBA48) ? 2 : 0;
write = (tf->flags & ATA_TFLAG_WRITE) ? 1 : 0;
if (dev->flags & ATA_DFLAG_PIO) {
tf->protocol = ATA_PROT_PIO;
- index = dev->multi_count ? 0 : 4;
+ index = dev->multi_count ? 0 : 8;
} else {
tf->protocol = ATA_PROT_DMA;
- index = 8;
+ index = 16;
}
- tf->command = ata_rw_cmds[index + lba48 + write];
+ cmd = ata_rw_cmds[index + fua + lba48 + write];
+ if (cmd) {
+ tf->command = cmd;
+ return 0;
+ }
+ return -1;
}
static const char * const xfer_mode_str[] = {
diff --git a/drivers/scsi/libata-scsi.c b/drivers/scsi/libata-scsi.c
index c1ebede14a48..cfbceb504718 100644
--- a/drivers/scsi/libata-scsi.c
+++ b/drivers/scsi/libata-scsi.c
@@ -1096,11 +1096,13 @@ static unsigned int ata_scsi_rw_xlat(struct ata_queued_cmd *qc, const u8 *scsicm
scsicmd[0] == WRITE_16)
tf->flags |= ATA_TFLAG_WRITE;
- /* Calculate the SCSI LBA and transfer length. */
+ /* Calculate the SCSI LBA, transfer length and FUA. */
switch (scsicmd[0]) {
case READ_10:
case WRITE_10:
scsi_10_lba_len(scsicmd, &block, &n_block);
+ if (unlikely(scsicmd[1] & (1 << 3)))
+ tf->flags |= ATA_TFLAG_FUA;
break;
case READ_6:
case WRITE_6:
@@ -1115,6 +1117,8 @@ static unsigned int ata_scsi_rw_xlat(struct ata_queued_cmd *qc, const u8 *scsicm
case READ_16:
case WRITE_16:
scsi_16_lba_len(scsicmd, &block, &n_block);
+ if (unlikely(scsicmd[1] & (1 << 3)))
+ tf->flags |= ATA_TFLAG_FUA;
break;
default:
DPRINTK("no-byte command\n");
@@ -1158,7 +1162,8 @@ static unsigned int ata_scsi_rw_xlat(struct ata_queued_cmd *qc, const u8 *scsicm
tf->device |= (block >> 24) & 0xf;
}
- ata_rwcmd_protocol(qc);
+ if (unlikely(ata_rwcmd_protocol(qc) < 0))
+ goto invalid_fld;
qc->nsect = n_block;
tf->nsect = n_block & 0xff;
@@ -1176,7 +1181,8 @@ static unsigned int ata_scsi_rw_xlat(struct ata_queued_cmd *qc, const u8 *scsicm
if ((block >> 28) || (n_block > 256))
goto out_of_range;
- ata_rwcmd_protocol(qc);
+ if (unlikely(ata_rwcmd_protocol(qc) < 0))
+ goto invalid_fld;
/* Convert LBA to CHS */
track = (u32)block / dev->sectors;
@@ -1711,6 +1717,7 @@ static unsigned int ata_msense_rw_recovery(u8 **ptr_io, const u8 *last)
unsigned int ata_scsiop_mode_sense(struct ata_scsi_args *args, u8 *rbuf,
unsigned int buflen)
{
+ struct ata_device *dev = args->dev;
u8 *scsicmd = args->cmd->cmnd, *p, *last;
const u8 sat_blk_desc[] = {
0, 0, 0, 0, /* number of blocks: sat unspecified */
@@ -1719,6 +1726,7 @@ unsigned int ata_scsiop_mode_sense(struct ata_scsi_args *args, u8 *rbuf,
};
u8 pg, spg;
unsigned int ebd, page_control, six_byte, output_len, alloc_len, minlen;
+ u8 dpofua;
VPRINTK("ENTER\n");
@@ -1787,9 +1795,17 @@ unsigned int ata_scsiop_mode_sense(struct ata_scsi_args *args, u8 *rbuf,
if (minlen < 1)
return 0;
+
+ dpofua = 0;
+ if (ata_id_has_fua(args->id) && dev->flags & ATA_DFLAG_LBA48 &&
+ (!(dev->flags & ATA_DFLAG_PIO) || dev->multi_count))
+ dpofua = 1 << 4;
+
if (six_byte) {
output_len--;
rbuf[0] = output_len;
+ if (minlen > 2)
+ rbuf[2] |= dpofua;
if (ebd) {
if (minlen > 3)
rbuf[3] = sizeof(sat_blk_desc);
@@ -1802,6 +1818,8 @@ unsigned int ata_scsiop_mode_sense(struct ata_scsi_args *args, u8 *rbuf,
rbuf[0] = output_len >> 8;
if (minlen > 1)
rbuf[1] = output_len;
+ if (minlen > 3)
+ rbuf[3] |= dpofua;
if (ebd) {
if (minlen > 7)
rbuf[7] = sizeof(sat_blk_desc);
@@ -2462,7 +2480,7 @@ int ata_scsi_queuecmd(struct scsi_cmnd *cmd, void (*done)(struct scsi_cmnd *))
if (xlat_func)
ata_scsi_translate(ap, dev, cmd, done, xlat_func);
else
- ata_scsi_simulate(dev->id, cmd, done);
+ ata_scsi_simulate(ap, dev, cmd, done);
} else
ata_scsi_translate(ap, dev, cmd, done, atapi_xlat);
@@ -2485,14 +2503,16 @@ out_unlock:
* spin_lock_irqsave(host_set lock)
*/
-void ata_scsi_simulate(u16 *id,
+void ata_scsi_simulate(struct ata_port *ap, struct ata_device *dev,
struct scsi_cmnd *cmd,
void (*done)(struct scsi_cmnd *))
{
struct ata_scsi_args args;
const u8 *scsicmd = cmd->cmnd;
- args.id = id;
+ args.ap = ap;
+ args.dev = dev;
+ args.id = dev->id;
args.cmd = cmd;
args.done = done;
diff --git a/drivers/scsi/libata.h b/drivers/scsi/libata.h
index 251e53bdc6e0..e03ce48b7b4b 100644
--- a/drivers/scsi/libata.h
+++ b/drivers/scsi/libata.h
@@ -32,6 +32,8 @@
#define DRV_VERSION "1.20" /* must be exactly four chars */
struct ata_scsi_args {
+ struct ata_port *ap;
+ struct ata_device *dev;
u16 *id;
struct scsi_cmnd *cmd;
void (*done)(struct scsi_cmnd *);
@@ -41,7 +43,7 @@ struct ata_scsi_args {
extern int atapi_enabled;
extern struct ata_queued_cmd *ata_qc_new_init(struct ata_port *ap,
struct ata_device *dev);
-extern void ata_rwcmd_protocol(struct ata_queued_cmd *qc);
+extern int ata_rwcmd_protocol(struct ata_queued_cmd *qc);
extern void ata_qc_free(struct ata_queued_cmd *qc);
extern int ata_qc_issue(struct ata_queued_cmd *qc);
extern int ata_check_atapi_dma(struct ata_queued_cmd *qc);
diff --git a/drivers/scsi/sata_mv.c b/drivers/scsi/sata_mv.c
index b2bf16a9bf4b..cd54244058b5 100644
--- a/drivers/scsi/sata_mv.c
+++ b/drivers/scsi/sata_mv.c
@@ -374,7 +374,6 @@ static struct scsi_host_template mv_sht = {
.dma_boundary = MV_DMA_BOUNDARY,
.slave_configure = ata_scsi_slave_config,
.bios_param = ata_std_bios_param,
- .ordered_flush = 1,
};
static const struct ata_port_operations mv5_ops = {
diff --git a/drivers/scsi/sata_nv.c b/drivers/scsi/sata_nv.c
index 4954896dfdb9..c0cf52cb975a 100644
--- a/drivers/scsi/sata_nv.c
+++ b/drivers/scsi/sata_nv.c
@@ -235,7 +235,6 @@ static struct scsi_host_template nv_sht = {
.dma_boundary = ATA_DMA_BOUNDARY,
.slave_configure = ata_scsi_slave_config,
.bios_param = ata_std_bios_param,
- .ordered_flush = 1,
};
static const struct ata_port_operations nv_ops = {
diff --git a/drivers/scsi/sata_promise.c b/drivers/scsi/sata_promise.c
index da7fa04b8a73..3d1ea09a06a1 100644
--- a/drivers/scsi/sata_promise.c
+++ b/drivers/scsi/sata_promise.c
@@ -114,7 +114,6 @@ static struct scsi_host_template pdc_ata_sht = {
.dma_boundary = ATA_DMA_BOUNDARY,
.slave_configure = ata_scsi_slave_config,
.bios_param = ata_std_bios_param,
- .ordered_flush = 1,
};
static const struct ata_port_operations pdc_sata_ops = {
diff --git a/drivers/scsi/sata_sil.c b/drivers/scsi/sata_sil.c
index d2053487c73b..b017f85e6d6a 100644
--- a/drivers/scsi/sata_sil.c
+++ b/drivers/scsi/sata_sil.c
@@ -147,7 +147,6 @@ static struct scsi_host_template sil_sht = {
.dma_boundary = ATA_DMA_BOUNDARY,
.slave_configure = ata_scsi_slave_config,
.bios_param = ata_std_bios_param,
- .ordered_flush = 1,
};
static const struct ata_port_operations sil_ops = {
diff --git a/drivers/scsi/sata_sil24.c b/drivers/scsi/sata_sil24.c
index a0ad3ed2200a..923130185a9e 100644
--- a/drivers/scsi/sata_sil24.c
+++ b/drivers/scsi/sata_sil24.c
@@ -292,7 +292,6 @@ static struct scsi_host_template sil24_sht = {
.dma_boundary = ATA_DMA_BOUNDARY,
.slave_configure = ata_scsi_slave_config,
.bios_param = ata_std_bios_param,
- .ordered_flush = 1, /* NCQ not supported yet */
};
static const struct ata_port_operations sil24_ops = {
diff --git a/drivers/scsi/sata_sis.c b/drivers/scsi/sata_sis.c
index 32e12620b162..2df8c5632ac3 100644
--- a/drivers/scsi/sata_sis.c
+++ b/drivers/scsi/sata_sis.c
@@ -99,7 +99,6 @@ static struct scsi_host_template sis_sht = {
.dma_boundary = ATA_DMA_BOUNDARY,
.slave_configure = ata_scsi_slave_config,
.bios_param = ata_std_bios_param,
- .ordered_flush = 1,
};
static const struct ata_port_operations sis_ops = {
diff --git a/drivers/scsi/sata_svw.c b/drivers/scsi/sata_svw.c
index 6e7f7c83a75a..668373590aa4 100644
--- a/drivers/scsi/sata_svw.c
+++ b/drivers/scsi/sata_svw.c
@@ -303,7 +303,6 @@ static struct scsi_host_template k2_sata_sht = {
.proc_info = k2_sata_proc_info,
#endif
.bios_param = ata_std_bios_param,
- .ordered_flush = 1,
};
diff --git a/drivers/scsi/sata_sx4.c b/drivers/scsi/sata_sx4.c
index 94b253b80da8..bc87c16c80d2 100644
--- a/drivers/scsi/sata_sx4.c
+++ b/drivers/scsi/sata_sx4.c
@@ -194,7 +194,6 @@ static struct scsi_host_template pdc_sata_sht = {
.dma_boundary = ATA_DMA_BOUNDARY,
.slave_configure = ata_scsi_slave_config,
.bios_param = ata_std_bios_param,
- .ordered_flush = 1,
};
static const struct ata_port_operations pdc_20621_ops = {
diff --git a/drivers/scsi/sata_uli.c b/drivers/scsi/sata_uli.c
index b2422a0f25c8..9635ca700977 100644
--- a/drivers/scsi/sata_uli.c
+++ b/drivers/scsi/sata_uli.c
@@ -87,7 +87,6 @@ static struct scsi_host_template uli_sht = {
.dma_boundary = ATA_DMA_BOUNDARY,
.slave_configure = ata_scsi_slave_config,
.bios_param = ata_std_bios_param,
- .ordered_flush = 1,
};
static const struct ata_port_operations uli_ops = {
diff --git a/drivers/scsi/sata_via.c b/drivers/scsi/sata_via.c
index c76215692da2..6d5b0a794cfd 100644
--- a/drivers/scsi/sata_via.c
+++ b/drivers/scsi/sata_via.c
@@ -106,7 +106,6 @@ static struct scsi_host_template svia_sht = {
.dma_boundary = ATA_DMA_BOUNDARY,
.slave_configure = ata_scsi_slave_config,
.bios_param = ata_std_bios_param,
- .ordered_flush = 1,
};
static const struct ata_port_operations svia_sata_ops = {
diff --git a/drivers/scsi/sata_vsc.c b/drivers/scsi/sata_vsc.c
index fcfa486965b4..2e2c3b7acb0c 100644
--- a/drivers/scsi/sata_vsc.c
+++ b/drivers/scsi/sata_vsc.c
@@ -235,7 +235,6 @@ static struct scsi_host_template vsc_sata_sht = {
.dma_boundary = ATA_DMA_BOUNDARY,
.slave_configure = ata_scsi_slave_config,
.bios_param = ata_std_bios_param,
- .ordered_flush = 1,
};
diff --git a/drivers/scsi/scsi_lib.c b/drivers/scsi/scsi_lib.c
index a7f3f0c84db7..ba93d6e66d48 100644
--- a/drivers/scsi/scsi_lib.c
+++ b/drivers/scsi/scsi_lib.c
@@ -308,7 +308,7 @@ struct scsi_io_context {
static kmem_cache_t *scsi_io_context_cache;
-static void scsi_end_async(struct request *req)
+static void scsi_end_async(struct request *req, int uptodate)
{
struct scsi_io_context *sioc = req->end_io_data;
@@ -791,7 +791,7 @@ static struct scsi_cmnd *scsi_end_request(struct scsi_cmnd *cmd, int uptodate,
spin_lock_irqsave(q->queue_lock, flags);
if (blk_rq_tagged(req))
blk_queue_end_tag(q, req);
- end_that_request_last(req);
+ end_that_request_last(req, uptodate);
spin_unlock_irqrestore(q->queue_lock, flags);
/*
@@ -932,9 +932,6 @@ void scsi_io_completion(struct scsi_cmnd *cmd, unsigned int good_bytes,
int sense_valid = 0;
int sense_deferred = 0;
- if (blk_complete_barrier_rq(q, req, good_bytes >> 9))
- return;
-
/*
* Free up any indirection buffers we allocated for DMA purposes.
* For the case of a READ, we need to copy the data out of the
@@ -1199,38 +1196,6 @@ static int scsi_init_io(struct scsi_cmnd *cmd)
return BLKPREP_KILL;
}
-static int scsi_prepare_flush_fn(request_queue_t *q, struct request *rq)
-{
- struct scsi_device *sdev = q->queuedata;
- struct scsi_driver *drv;
-
- if (sdev->sdev_state == SDEV_RUNNING) {
- drv = *(struct scsi_driver **) rq->rq_disk->private_data;
-
- if (drv->prepare_flush)
- return drv->prepare_flush(q, rq);
- }
-
- return 0;
-}
-
-static void scsi_end_flush_fn(request_queue_t *q, struct request *rq)
-{
- struct scsi_device *sdev = q->queuedata;
- struct request *flush_rq = rq->end_io_data;
- struct scsi_driver *drv;
-
- if (flush_rq->errors) {
- printk("scsi: barrier error, disabling flush support\n");
- blk_queue_ordered(q, QUEUE_ORDERED_NONE);
- }
-
- if (sdev->sdev_state == SDEV_RUNNING) {
- drv = *(struct scsi_driver **) rq->rq_disk->private_data;
- drv->end_flush(q, rq);
- }
-}
-
static int scsi_issue_flush_fn(request_queue_t *q, struct gendisk *disk,
sector_t *error_sector)
{
@@ -1703,17 +1668,6 @@ struct request_queue *scsi_alloc_queue(struct scsi_device *sdev)
blk_queue_segment_boundary(q, shost->dma_boundary);
blk_queue_issue_flush_fn(q, scsi_issue_flush_fn);
- /*
- * ordered tags are superior to flush ordering
- */
- if (shost->ordered_tag)
- blk_queue_ordered(q, QUEUE_ORDERED_TAG);
- else if (shost->ordered_flush) {
- blk_queue_ordered(q, QUEUE_ORDERED_FLUSH);
- q->prepare_flush_fn = scsi_prepare_flush_fn;
- q->end_flush_fn = scsi_end_flush_fn;
- }
-
if (!shost->use_clustering)
clear_bit(QUEUE_FLAG_CLUSTER, &q->queue_flags);
return q;
diff --git a/drivers/scsi/sd.c b/drivers/scsi/sd.c
index 3d3ad7d1b779..32d4d8d7b9f3 100644
--- a/drivers/scsi/sd.c
+++ b/drivers/scsi/sd.c
@@ -102,6 +102,7 @@ struct scsi_disk {
u8 write_prot;
unsigned WCE : 1; /* state of disk WCE bit */
unsigned RCD : 1; /* state of disk RCD bit, unused */
+ unsigned DPOFUA : 1; /* state of disk DPOFUA bit */
};
static DEFINE_IDR(sd_index_idr);
@@ -121,8 +122,7 @@ static void sd_shutdown(struct device *dev);
static void sd_rescan(struct device *);
static int sd_init_command(struct scsi_cmnd *);
static int sd_issue_flush(struct device *, sector_t *);
-static void sd_end_flush(request_queue_t *, struct request *);
-static int sd_prepare_flush(request_queue_t *, struct request *);
+static void sd_prepare_flush(request_queue_t *, struct request *);
static void sd_read_capacity(struct scsi_disk *sdkp, char *diskname,
unsigned char *buffer);
@@ -137,8 +137,6 @@ static struct scsi_driver sd_template = {
.rescan = sd_rescan,
.init_command = sd_init_command,
.issue_flush = sd_issue_flush,
- .prepare_flush = sd_prepare_flush,
- .end_flush = sd_end_flush,
};
/*
@@ -346,6 +344,7 @@ static int sd_init_command(struct scsi_cmnd * SCpnt)
if (block > 0xffffffff) {
SCpnt->cmnd[0] += READ_16 - READ_6;
+ SCpnt->cmnd[1] |= blk_fua_rq(rq) ? 0x8 : 0;
SCpnt->cmnd[2] = sizeof(block) > 4 ? (unsigned char) (block >> 56) & 0xff : 0;
SCpnt->cmnd[3] = sizeof(block) > 4 ? (unsigned char) (block >> 48) & 0xff : 0;
SCpnt->cmnd[4] = sizeof(block) > 4 ? (unsigned char) (block >> 40) & 0xff : 0;
@@ -365,6 +364,7 @@ static int sd_init_command(struct scsi_cmnd * SCpnt)
this_count = 0xffff;
SCpnt->cmnd[0] += READ_10 - READ_6;
+ SCpnt->cmnd[1] |= blk_fua_rq(rq) ? 0x8 : 0;
SCpnt->cmnd[2] = (unsigned char) (block >> 24) & 0xff;
SCpnt->cmnd[3] = (unsigned char) (block >> 16) & 0xff;
SCpnt->cmnd[4] = (unsigned char) (block >> 8) & 0xff;
@@ -373,6 +373,17 @@ static int sd_init_command(struct scsi_cmnd * SCpnt)
SCpnt->cmnd[7] = (unsigned char) (this_count >> 8) & 0xff;
SCpnt->cmnd[8] = (unsigned char) this_count & 0xff;
} else {
+ if (unlikely(blk_fua_rq(rq))) {
+ /*
+ * This happens only if this drive failed
+ * 10byte rw command with ILLEGAL_REQUEST
+ * during operation and thus turned off
+ * use_10_for_rw.
+ */
+ printk(KERN_ERR "sd: FUA write on READ/WRITE(6) drive\n");
+ return 0;
+ }
+
SCpnt->cmnd[1] |= (unsigned char) ((block >> 16) & 0x1f);
SCpnt->cmnd[2] = (unsigned char) ((block >> 8) & 0xff);
SCpnt->cmnd[3] = (unsigned char) block & 0xff;
@@ -729,42 +740,13 @@ static int sd_issue_flush(struct device *dev, sector_t *error_sector)
return ret;
}
-static void sd_end_flush(request_queue_t *q, struct request *flush_rq)
-{
- struct request *rq = flush_rq->end_io_data;
- struct scsi_cmnd *cmd = rq->special;
- unsigned int bytes = rq->hard_nr_sectors << 9;
-
- if (!flush_rq->errors) {
- spin_unlock(q->queue_lock);
- scsi_io_completion(cmd, bytes, 0);
- spin_lock(q->queue_lock);
- } else if (blk_barrier_postflush(rq)) {
- spin_unlock(q->queue_lock);
- scsi_io_completion(cmd, 0, bytes);
- spin_lock(q->queue_lock);
- } else {
- /*
- * force journal abort of barriers
- */
- end_that_request_first(rq, -EOPNOTSUPP, rq->hard_nr_sectors);
- end_that_request_last(rq);
- }
-}
-
-static int sd_prepare_flush(request_queue_t *q, struct request *rq)
+static void sd_prepare_flush(request_queue_t *q, struct request *rq)
{
- struct scsi_device *sdev = q->queuedata;
- struct scsi_disk *sdkp = dev_get_drvdata(&sdev->sdev_gendev);
-
- if (!sdkp || !sdkp->WCE)
- return 0;
-
memset(rq->cmd, 0, sizeof(rq->cmd));
- rq->flags |= REQ_BLOCK_PC | REQ_SOFTBARRIER;
+ rq->flags |= REQ_BLOCK_PC;
rq->timeout = SD_TIMEOUT;
rq->cmd[0] = SYNCHRONIZE_CACHE;
- return 1;
+ rq->cmd_len = 10;
}
static void sd_rescan(struct device *dev)
@@ -1427,10 +1409,18 @@ sd_read_cache_type(struct scsi_disk *sdkp, char *diskname,
sdkp->RCD = 0;
}
+ sdkp->DPOFUA = (data.device_specific & 0x10) != 0;
+ if (sdkp->DPOFUA && !sdkp->device->use_10_for_rw) {
+ printk(KERN_NOTICE "SCSI device %s: uses "
+ "READ/WRITE(6), disabling FUA\n", diskname);
+ sdkp->DPOFUA = 0;
+ }
+
ct = sdkp->RCD + 2*sdkp->WCE;
- printk(KERN_NOTICE "SCSI device %s: drive cache: %s\n",
- diskname, types[ct]);
+ printk(KERN_NOTICE "SCSI device %s: drive cache: %s%s\n",
+ diskname, types[ct],
+ sdkp->DPOFUA ? " w/ FUA" : "");
return;
}
@@ -1462,6 +1452,7 @@ static int sd_revalidate_disk(struct gendisk *disk)
struct scsi_disk *sdkp = scsi_disk(disk);
struct scsi_device *sdp = sdkp->device;
unsigned char *buffer;
+ unsigned ordered;
SCSI_LOG_HLQUEUE(3, printk("sd_revalidate_disk: disk=%s\n", disk->disk_name));
@@ -1498,7 +1489,21 @@ static int sd_revalidate_disk(struct gendisk *disk)
sd_read_write_protect_flag(sdkp, disk->disk_name, buffer);
sd_read_cache_type(sdkp, disk->disk_name, buffer);
}
-
+
+ /*
+ * We now have all cache related info, determine how we deal
+ * with ordered requests. Note that as the current SCSI
+ * dispatch function can alter request order, we cannot use
+ * QUEUE_ORDERED_TAG_* even when ordered tag is supported.
+ */
+ if (sdkp->WCE)
+ ordered = sdkp->DPOFUA
+ ? QUEUE_ORDERED_DRAIN_FUA : QUEUE_ORDERED_DRAIN_FLUSH;
+ else
+ ordered = QUEUE_ORDERED_DRAIN;
+
+ blk_queue_ordered(sdkp->disk->queue, ordered, sd_prepare_flush);
+
set_capacity(disk, sdkp->capacity);
kfree(buffer);
@@ -1598,6 +1603,7 @@ static int sd_probe(struct device *dev)
strcpy(gd->devfs_name, sdp->devfs_name);
gd->private_data = &sdkp->driver;
+ gd->queue = sdkp->device->request_queue;
sd_revalidate_disk(gd);
@@ -1605,7 +1611,6 @@ static int sd_probe(struct device *dev)
gd->flags = GENHD_FL_DRIVERFS;
if (sdp->removable)
gd->flags |= GENHD_FL_REMOVABLE;
- gd->queue = sdkp->device->request_queue;
dev_set_drvdata(dev, sdkp);
add_disk(gd);
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