AcoSail/kernel_optimize_test
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ide-tape: convert ide_do_drive_cmd path to use blk_execute_rq

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This converts the ide_do_drive_cmd path using ide_wait to use
blk_execute_rq.

Signed-off-by: FUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp>
Cc: Borislav Petkov <petkovbb@gmail.com>
Cc: Jens Axboe <jens.axboe@oracle.com>
Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
This commit is contained in:
FUJITA Tomonori 2008-07-15 21:21:43 +02:00 committed by Bartlomiej Zolnierkiewicz
parent 154ed280e3
commit 64ea1b4ab7
1 changed files with 26 additions and 15 deletions
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41
drivers/ide/ide-tape.c
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@ -1519,12 +1519,16 @@ static void idetape_create_test_unit_ready_cmd(struct ide_atapi_pc *pc)
static int idetape_queue_pc_tail(ide_drive_t *drive, struct ide_atapi_pc *pc)
{
struct ide_tape_obj *tape = drive->driver_data;
struct request rq;
struct request *rq;
int error;
idetape_init_rq(&rq, REQ_IDETAPE_PC1);
rq.buffer = (char *) pc;
rq.rq_disk = tape->disk;
return ide_do_drive_cmd(drive, &rq, ide_wait);
rq = blk_get_request(drive->queue, READ, __GFP_WAIT);
rq->cmd_type = REQ_TYPE_SPECIAL;
rq->cmd[0] = REQ_IDETAPE_PC1;
rq->buffer = (char *)pc;
error = blk_execute_rq(drive->queue, tape->disk, rq, 0);
blk_put_request(rq);
return error;
}
static void idetape_create_load_unload_cmd(ide_drive_t *drive,
@ -1701,26 +1705,33 @@ static int idetape_queue_rw_tail(ide_drive_t *drive, int cmd, int blocks,
struct idetape_bh *bh)
{
idetape_tape_t *tape = drive->driver_data;
struct request rq;
struct request *rq;
int ret, errors;
debug_log(DBG_SENSE, "%s: cmd=%d\n", __func__, cmd);
idetape_init_rq(&rq, cmd);
rq.rq_disk = tape->disk;
rq.special = (void *)bh;
rq.sector = tape->first_frame;
rq.nr_sectors = blocks;
rq.current_nr_sectors = blocks;
(void) ide_do_drive_cmd(drive, &rq, ide_wait);
rq = blk_get_request(drive->queue, READ, __GFP_WAIT);
rq->cmd_type = REQ_TYPE_SPECIAL;
rq->cmd[0] = cmd;
rq->rq_disk = tape->disk;
rq->special = (void *)bh;
rq->sector = tape->first_frame;
rq->nr_sectors = blocks;
rq->current_nr_sectors = blocks;
blk_execute_rq(drive->queue, tape->disk, rq, 0);
errors = rq->errors;
ret = tape->blk_size * (blocks - rq->current_nr_sectors);
blk_put_request(rq);
if ((cmd & (REQ_IDETAPE_READ | REQ_IDETAPE_WRITE)) == 0)
return 0;
if (tape->merge_bh)
idetape_init_merge_buffer(tape);
if (rq.errors == IDETAPE_ERROR_GENERAL)
if (errors == IDETAPE_ERROR_GENERAL)
return -EIO;
return (tape->blk_size * (blocks-rq.current_nr_sectors));
return ret;
}
static void idetape_create_inquiry_cmd(struct ide_atapi_pc *pc)