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authorJens Axboe <axboe@fb.com>2017-02-17 14:08:19 -0700
committerJens Axboe <axboe@fb.com>2017-02-17 14:08:19 -0700
commit818551e2b2c662a1b26de6b4f7d6b8411a838d18 (patch)
treef38b4c951df4d33db81ae7b7765a56bce491c2a8 /drivers/cdrom
parentMerge branch 'for-4.11/block' into for-4.11/linus-merge (diff)
parentblock: don't defer flushes on blk-mq + scheduling (diff)
downloadwireguard-linux-818551e2b2c662a1b26de6b4f7d6b8411a838d18.tar.xz
wireguard-linux-818551e2b2c662a1b26de6b4f7d6b8411a838d18.zip
Merge branch 'for-4.11/next' into for-4.11/linus-merge
Signed-off-by: Jens Axboe <axboe@fb.com>
Diffstat (limited to 'drivers/cdrom')
-rw-r--r--drivers/cdrom/cdrom.c34
-rw-r--r--drivers/cdrom/gdrom.c29
2 files changed, 33 insertions, 30 deletions
diff --git a/drivers/cdrom/cdrom.c b/drivers/cdrom/cdrom.c
index bbbd3caa927c..87739649eac2 100644
--- a/drivers/cdrom/cdrom.c
+++ b/drivers/cdrom/cdrom.c
@@ -281,8 +281,8 @@
#include <linux/fcntl.h>
#include <linux/blkdev.h>
#include <linux/times.h>
-
#include <linux/uaccess.h>
+#include <scsi/scsi_request.h>
/* used to tell the module to turn on full debugging messages */
static bool debug;
@@ -2170,6 +2170,7 @@ static int cdrom_read_cdda_bpc(struct cdrom_device_info *cdi, __u8 __user *ubuf,
{
struct request_queue *q = cdi->disk->queue;
struct request *rq;
+ struct scsi_request *req;
struct bio *bio;
unsigned int len;
int nr, ret = 0;
@@ -2188,12 +2189,13 @@ static int cdrom_read_cdda_bpc(struct cdrom_device_info *cdi, __u8 __user *ubuf,
len = nr * CD_FRAMESIZE_RAW;
- rq = blk_get_request(q, READ, GFP_KERNEL);
+ rq = blk_get_request(q, REQ_OP_SCSI_IN, GFP_KERNEL);
if (IS_ERR(rq)) {
ret = PTR_ERR(rq);
break;
}
- blk_rq_set_block_pc(rq);
+ req = scsi_req(rq);
+ scsi_req_init(rq);
ret = blk_rq_map_user(q, rq, NULL, ubuf, len, GFP_KERNEL);
if (ret) {
@@ -2201,23 +2203,23 @@ static int cdrom_read_cdda_bpc(struct cdrom_device_info *cdi, __u8 __user *ubuf,
break;
}
- rq->cmd[0] = GPCMD_READ_CD;
- rq->cmd[1] = 1 << 2;
- rq->cmd[2] = (lba >> 24) & 0xff;
- rq->cmd[3] = (lba >> 16) & 0xff;
- rq->cmd[4] = (lba >> 8) & 0xff;
- rq->cmd[5] = lba & 0xff;
- rq->cmd[6] = (nr >> 16) & 0xff;
- rq->cmd[7] = (nr >> 8) & 0xff;
- rq->cmd[8] = nr & 0xff;
- rq->cmd[9] = 0xf8;
-
- rq->cmd_len = 12;
+ req->cmd[0] = GPCMD_READ_CD;
+ req->cmd[1] = 1 << 2;
+ req->cmd[2] = (lba >> 24) & 0xff;
+ req->cmd[3] = (lba >> 16) & 0xff;
+ req->cmd[4] = (lba >> 8) & 0xff;
+ req->cmd[5] = lba & 0xff;
+ req->cmd[6] = (nr >> 16) & 0xff;
+ req->cmd[7] = (nr >> 8) & 0xff;
+ req->cmd[8] = nr & 0xff;
+ req->cmd[9] = 0xf8;
+
+ req->cmd_len = 12;
rq->timeout = 60 * HZ;
bio = rq->bio;
if (blk_execute_rq(q, cdi->disk, rq, 0)) {
- struct request_sense *s = rq->sense;
+ struct request_sense *s = req->sense;
ret = -EIO;
cdi->last_sense = s->sense_key;
}
diff --git a/drivers/cdrom/gdrom.c b/drivers/cdrom/gdrom.c
index 1afab6558d0c..1372763a948f 100644
--- a/drivers/cdrom/gdrom.c
+++ b/drivers/cdrom/gdrom.c
@@ -659,23 +659,24 @@ static void gdrom_request(struct request_queue *rq)
struct request *req;
while ((req = blk_fetch_request(rq)) != NULL) {
- if (req->cmd_type != REQ_TYPE_FS) {
- printk(KERN_DEBUG "gdrom: Non-fs request ignored\n");
- __blk_end_request_all(req, -EIO);
- continue;
- }
- if (rq_data_dir(req) != READ) {
+ switch (req_op(req)) {
+ case REQ_OP_READ:
+ /*
+ * Add to list of deferred work and then schedule
+ * workqueue.
+ */
+ list_add_tail(&req->queuelist, &gdrom_deferred);
+ schedule_work(&work);
+ break;
+ case REQ_OP_WRITE:
pr_notice("Read only device - write request ignored\n");
__blk_end_request_all(req, -EIO);
- continue;
+ break;
+ default:
+ printk(KERN_DEBUG "gdrom: Non-fs request ignored\n");
+ __blk_end_request_all(req, -EIO);
+ break;
}
-
- /*
- * Add to list of deferred work and then schedule
- * workqueue.
- */
- list_add_tail(&req->queuelist, &gdrom_deferred);
- schedule_work(&work);
}
}