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authorIngo Molnar <mingo@elte.hu>2009-02-12 13:08:57 +0100
committerIngo Molnar <mingo@elte.hu>2009-02-12 13:08:57 +0100
commit871cafcc962fa1655c44b4f0e54d4c5cc14e273c (patch)
treefdb7bc65d2606c85b7be6c33ba0dfd5b4e472245 /drivers/ide/ide-io.c
parentcf2592f59c0e8ed4308adbdb2e0a88655379d579 (diff)
parentb578f3fcca1e78624dfb5f358776e63711d7fda2 (diff)
Merge branch 'linus' into core/softlockup
Diffstat (limited to 'drivers/ide/ide-io.c')
-rw-r--r--drivers/ide/ide-io.c9
1 files changed, 6 insertions, 3 deletions
diff --git a/drivers/ide/ide-io.c b/drivers/ide/ide-io.c
index cc163319dfb..9ee51adf567 100644
--- a/drivers/ide/ide-io.c
+++ b/drivers/ide/ide-io.c
@@ -418,11 +418,14 @@ void ide_map_sg(ide_drive_t *drive, struct request *rq)
ide_hwif_t *hwif = drive->hwif;
struct scatterlist *sg = hwif->sg_table;
- if (rq->cmd_type != REQ_TYPE_ATA_TASKFILE) {
- hwif->sg_nents = blk_rq_map_sg(drive->queue, rq, sg);
- } else {
+ if (rq->cmd_type == REQ_TYPE_ATA_TASKFILE) {
sg_init_one(sg, rq->buffer, rq->nr_sectors * SECTOR_SIZE);
hwif->sg_nents = 1;
+ } else if (!rq->bio) {
+ sg_init_one(sg, rq->data, rq->data_len);
+ hwif->sg_nents = 1;
+ } else {
+ hwif->sg_nents = blk_rq_map_sg(drive->queue, rq, sg);
}
}