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authorBorislav Petkov <petkovbb@gmail.com>2009-04-30 18:24:34 +0200
committerBartlomiej Zolnierkiewicz <bzolnier@gmail.com>2009-04-30 18:24:34 +0200
commit96c16743973e8c1a7b9c655d10b7973408d6d1dd (patch)
tree965c9915d06762fa68cd033b71be2ac851722f0b
parentb930f964cfe65941c6b1ba61efedfe49da3f6353 (diff)
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ide-cd: fix REQ_QUIET tests in cdrom_decode_status
Original patch (dfa4411cc3a690011cab90e9a536938795366cf9) was buggy. This is a more proper fix which introduces blk_rq_quiet() macro alleviating the need for dumb, too short caching variables. Thanks to Helge Deller and Bart for debugging this. Signed-off-by: Borislav Petkov <petkovbb@gmail.com> Cc: Jens Axboe <jens.axboe@oracle.com> Cc: Sergei Shtylyov <sshtylyov@ru.mvista.com> Reported-and-tested-by: Helge Deller <deller@gmx.de> Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
-rw-r--r--drivers/ide/ide-cd.c9
-rw-r--r--include/linux/blkdev.h1
2 files changed, 5 insertions, 5 deletions
diff --git a/drivers/ide/ide-cd.c b/drivers/ide/ide-cd.c
index 3d4e09969763..925eb9e245d1 100644
--- a/drivers/ide/ide-cd.c
+++ b/drivers/ide/ide-cd.c
@@ -312,7 +312,6 @@ static int cdrom_decode_status(ide_drive_t *drive, u8 stat)
ide_hwif_t *hwif = drive->hwif;
struct request *rq = hwif->rq;
int err, sense_key, do_end_request = 0;
- u8 quiet = rq->cmd_flags & REQ_QUIET;
/* get the IDE error register */
err = ide_read_error(drive);
@@ -347,7 +346,7 @@ static int cdrom_decode_status(ide_drive_t *drive, u8 stat)
} else {
cdrom_saw_media_change(drive);
- if (blk_fs_request(rq) && !quiet)
+ if (blk_fs_request(rq) && !blk_rq_quiet(rq))
printk(KERN_ERR PFX "%s: tray open\n",
drive->name);
}
@@ -382,7 +381,7 @@ static int cdrom_decode_status(ide_drive_t *drive, u8 stat)
* No point in retrying after an illegal request or data
* protect error.
*/
- if (!quiet)
+ if (!blk_rq_quiet(rq))
ide_dump_status(drive, "command error", stat);
do_end_request = 1;
break;
@@ -391,14 +390,14 @@ static int cdrom_decode_status(ide_drive_t *drive, u8 stat)
* No point in re-trying a zillion times on a bad sector.
* If we got here the error is not correctable.
*/
- if (!quiet)
+ if (!blk_rq_quiet(rq))
ide_dump_status(drive, "media error "
"(bad sector)", stat);
do_end_request = 1;
break;
case BLANK_CHECK:
/* disk appears blank? */
- if (!quiet)
+ if (!blk_rq_quiet(rq))
ide_dump_status(drive, "media error (blank)",
stat);
do_end_request = 1;
diff --git a/include/linux/blkdev.h b/include/linux/blkdev.h
index ba54c834a590..6f841fb1be30 100644
--- a/include/linux/blkdev.h
+++ b/include/linux/blkdev.h
@@ -598,6 +598,7 @@ enum {
blk_failfast_transport(rq) || \
blk_failfast_driver(rq))
#define blk_rq_started(rq) ((rq)->cmd_flags & REQ_STARTED)
+#define blk_rq_quiet(rq) ((rq)->cmd_flags & REQ_QUIET)
#define blk_account_rq(rq) (blk_rq_started(rq) && (blk_fs_request(rq) || blk_discard_rq(rq)))