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linux-sg2042
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ide: sanitize ide_end_rq() 

* Move 'uptodate' quirk from ide_end_rq() to its users.

* Move quirks for blk_noretry_request() and !blk_fs_request()
  requests from ide_end_rq() to ide_end_request().

There should be no functional changes caused by this patch.

Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
This commit is contained in:
Bartlomiej Zolnierkiewicz 2009-03-27 12:46:43 +01:00
parent 1caf236daf
commit 37245aabfa
2 changed files with 17 additions and 19 deletions
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2
drivers/ide/ide-cd.c
View File

@ -272,7 +272,7 @@ static void cdrom_end_request(ide_drive_t *drive, int uptodate)
* now end the failed request
*/
if (blk_fs_request(failed)) {
if (ide_end_rq(drive, failed, 0,
if (ide_end_rq(drive, failed, -EIO,
failed->hard_nr_sectors << 9))
BUG();
} else {

34
drivers/ide/ide-io.c
View File

@ -54,24 +54,9 @@
#include <asm/uaccess.h>
#include <asm/io.h>
int ide_end_rq(ide_drive_t *drive, struct request *rq, int uptodate,
int ide_end_rq(ide_drive_t *drive, struct request *rq, int error,
unsigned int nr_bytes)
{
int error = 0;
if (uptodate <= 0)
error = uptodate ? uptodate : -EIO;
/*
* if failfast is set on a request, override number of sectors and
* complete the whole request right now
*/
if (blk_noretry_request(rq) && error)
nr_bytes = rq->hard_nr_sectors << 9;
if (!blk_fs_request(rq) && error && !rq->errors)
rq->errors = -EIO;
/*
* decide whether to reenable DMA -- 3 is a random magic for now,
* if we DMA timeout more than 3 times, just stay in PIO
@ -101,7 +86,7 @@ int ide_end_request (ide_drive_t *drive, int uptodate, int nr_sectors)
{
unsigned int nr_bytes = nr_sectors << 9;
struct request *rq = drive->hwif->rq;
int rc;
int rc, error = 0;
if (!nr_bytes) {
if (blk_pc_request(rq))
@ -110,7 +95,20 @@ int ide_end_request (ide_drive_t *drive, int uptodate, int nr_sectors)
nr_bytes = rq->hard_cur_sectors << 9;
}
rc = ide_end_rq(drive, rq, uptodate, nr_bytes);
/*
* if failfast is set on a request, override number of sectors
* and complete the whole request right now
*/
if (blk_noretry_request(rq) && uptodate <= 0)
nr_bytes = rq->hard_nr_sectors << 9;
if (blk_fs_request(rq) == 0 && uptodate <= 0 && rq->errors == 0)
rq->errors = -EIO;
if (uptodate <= 0)
error = uptodate ? uptodate : -EIO;
rc = ide_end_rq(drive, rq, error, nr_bytes);
if (rc == 0)
drive->hwif->rq = NULL;