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path: root/drivers/ide
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Diffstat (limited to 'drivers/ide')
-rw-r--r--drivers/ide/ide-atapi.c2
-rw-r--r--drivers/ide/ide-tape.c12
2 files changed, 8 insertions, 6 deletions
diff --git a/drivers/ide/ide-atapi.c b/drivers/ide/ide-atapi.c
index afe5a4323879..fbcb8513a4c8 100644
--- a/drivers/ide/ide-atapi.c
+++ b/drivers/ide/ide-atapi.c
@@ -258,7 +258,7 @@ void ide_retry_pc(ide_drive_t *drive)
pc->req_xfer = sense_rq->data_len;
if (drive->media == ide_tape)
- set_bit(IDE_AFLAG_IGNORE_DSC, &drive->atapi_flags);
+ drive->atapi_flags |= IDE_AFLAG_IGNORE_DSC;
if (ide_queue_sense_rq(drive, pc))
ide_complete_rq(drive, -EIO, blk_rq_bytes(drive->hwif->rq));
diff --git a/drivers/ide/ide-tape.c b/drivers/ide/ide-tape.c
index 203bbeac182f..f1d3c7b2a2b5 100644
--- a/drivers/ide/ide-tape.c
+++ b/drivers/ide/ide-tape.c
@@ -656,15 +656,15 @@ static ide_startstop_t idetape_do_request(ide_drive_t *drive,
if ((drive->dev_flags & IDE_DFLAG_DSC_OVERLAP) == 0 &&
(rq->cmd[13] & REQ_IDETAPE_PC2) == 0)
- set_bit(IDE_AFLAG_IGNORE_DSC, &drive->atapi_flags);
+ drive->atapi_flags |= IDE_AFLAG_IGNORE_DSC;
if (drive->dev_flags & IDE_DFLAG_POST_RESET) {
- set_bit(IDE_AFLAG_IGNORE_DSC, &drive->atapi_flags);
+ drive->atapi_flags |= IDE_AFLAG_IGNORE_DSC;
drive->dev_flags &= ~IDE_DFLAG_POST_RESET;
}
- if (!test_and_clear_bit(IDE_AFLAG_IGNORE_DSC, &drive->atapi_flags) &&
- (stat & ATA_DSC) == 0) {
+ if (!(drive->atapi_flags & IDE_AFLAG_IGNORE_DSC) &&
+ !(stat & ATA_DSC)) {
if (postponed_rq == NULL) {
tape->dsc_polling_start = jiffies;
tape->dsc_poll_freq = tape->best_dsc_rw_freq;
@@ -684,7 +684,9 @@ static ide_startstop_t idetape_do_request(ide_drive_t *drive,
tape->dsc_poll_freq = IDETAPE_DSC_MA_SLOW;
idetape_postpone_request(drive);
return ide_stopped;
- }
+ } else
+ drive->atapi_flags &= ~IDE_AFLAG_IGNORE_DSC;
+
if (rq->cmd[13] & REQ_IDETAPE_READ) {
pc = &tape->queued_pc;
ide_tape_create_rw_cmd(tape, pc, rq, READ_6);