diff options
Diffstat (limited to 'drivers/block')
| -rw-r--r-- | drivers/block/paride/pcd.c | 18 | ||||
| -rw-r--r-- | drivers/block/paride/pd.c | 14 | ||||
| -rw-r--r-- | drivers/block/paride/pf.c | 14 |
3 files changed, 28 insertions, 18 deletions
diff --git a/drivers/block/paride/pcd.c b/drivers/block/paride/pcd.c index 2d5dc0af55e..425f81586a3 100644 --- a/drivers/block/paride/pcd.c +++ b/drivers/block/paride/pcd.c @@ -719,9 +719,12 @@ static void do_pcd_request(struct request_queue * q) if (pcd_busy) return; while (1) { - pcd_req = elv_next_request(q); - if (!pcd_req) - return; + if (!pcd_req) { + pcd_req = elv_next_request(q); + if (!pcd_req) + return; + blkdev_dequeue_request(pcd_req); + } if (rq_data_dir(pcd_req) == READ) { struct pcd_unit *cd = pcd_req->rq_disk->private_data; @@ -734,8 +737,10 @@ static void do_pcd_request(struct request_queue * q) pcd_busy = 1; ps_set_intr(do_pcd_read, NULL, 0, nice); return; - } else - __blk_end_request_cur(pcd_req, -EIO); + } else { + __blk_end_request_all(pcd_req, -EIO); + pcd_req = NULL; + } } } @@ -744,7 +749,8 @@ static inline void next_request(int err) unsigned long saved_flags; spin_lock_irqsave(&pcd_lock, saved_flags); - __blk_end_request_cur(pcd_req, err); + if (!__blk_end_request_cur(pcd_req, err)) + pcd_req = NULL; pcd_busy = 0; do_pcd_request(pcd_queue); spin_unlock_irqrestore(&pcd_lock, saved_flags); diff --git a/drivers/block/paride/pd.c b/drivers/block/paride/pd.c index 9ec5d4ac0b6..d2ca3f55206 100644 --- a/drivers/block/paride/pd.c +++ b/drivers/block/paride/pd.c @@ -410,11 +410,14 @@ static void run_fsm(void) pd_claimed = 0; phase = NULL; spin_lock_irqsave(&pd_lock, saved_flags); - __blk_end_request_cur(pd_req, - res == Ok ? 0 : -EIO); - pd_req = elv_next_request(pd_queue); - if (!pd_req) - stop = 1; + if (!__blk_end_request_cur(pd_req, + res == Ok ? 0 : -EIO)) { + pd_req = elv_next_request(pd_queue); + if (!pd_req) + stop = 1; + else + blkdev_dequeue_request(pd_req); + } spin_unlock_irqrestore(&pd_lock, saved_flags); if (stop) return; @@ -706,6 +709,7 @@ static void do_pd_request(struct request_queue * q) pd_req = elv_next_request(q); if (!pd_req) return; + blkdev_dequeue_request(pd_req); schedule_fsm(); } diff --git a/drivers/block/paride/pf.c b/drivers/block/paride/pf.c index e88c889aa7f..d6f7bd84ed3 100644 --- a/drivers/block/paride/pf.c +++ b/drivers/block/paride/pf.c @@ -752,10 +752,8 @@ static struct request_queue *pf_queue; static void pf_end_request(int err) { - if (pf_req) { - __blk_end_request_cur(pf_req, err); + if (pf_req && !__blk_end_request_cur(pf_req, err)) pf_req = NULL; - } } static void do_pf_request(struct request_queue * q) @@ -763,9 +761,12 @@ static void do_pf_request(struct request_queue * q) if (pf_busy) return; repeat: - pf_req = elv_next_request(q); - if (!pf_req) - return; + if (!pf_req) { + pf_req = elv_next_request(q); + if (!pf_req) + return; + blkdev_dequeue_request(pf_req); + } pf_current = pf_req->rq_disk->private_data; pf_block = blk_rq_pos(pf_req); @@ -806,7 +807,6 @@ static int pf_next_buf(void) if (!pf_count) { spin_lock_irqsave(&pf_spin_lock, saved_flags); pf_end_request(0); - pf_req = elv_next_request(pf_queue); spin_unlock_irqrestore(&pf_spin_lock, saved_flags); if (!pf_req) return 1; |