summaryrefslogtreecommitdiff
path: root/drivers/block/paride/pcd.c
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/block/paride/pcd.c')
-rw-r--r--drivers/block/paride/pcd.c29
1 files changed, 17 insertions, 12 deletions
diff --git a/drivers/block/paride/pcd.c b/drivers/block/paride/pcd.c
index e91d4b4b014f..911dfd98d813 100644
--- a/drivers/block/paride/pcd.c
+++ b/drivers/block/paride/pcd.c
@@ -719,32 +719,37 @@ 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 = blk_fetch_request(q);
+ if (!pcd_req)
+ return;
+ }
if (rq_data_dir(pcd_req) == READ) {
struct pcd_unit *cd = pcd_req->rq_disk->private_data;
if (cd != pcd_current)
pcd_bufblk = -1;
pcd_current = cd;
- pcd_sector = pcd_req->sector;
- pcd_count = pcd_req->current_nr_sectors;
+ pcd_sector = blk_rq_pos(pcd_req);
+ pcd_count = blk_rq_cur_sectors(pcd_req);
pcd_buf = pcd_req->buffer;
pcd_busy = 1;
ps_set_intr(do_pcd_read, NULL, 0, nice);
return;
- } else
- end_request(pcd_req, 0);
+ } else {
+ __blk_end_request_all(pcd_req, -EIO);
+ pcd_req = NULL;
+ }
}
}
-static inline void next_request(int success)
+static inline void next_request(int err)
{
unsigned long saved_flags;
spin_lock_irqsave(&pcd_lock, saved_flags);
- end_request(pcd_req, success);
+ 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);
@@ -781,7 +786,7 @@ static void pcd_start(void)
if (pcd_command(pcd_current, rd_cmd, 2048, "read block")) {
pcd_bufblk = -1;
- next_request(0);
+ next_request(-EIO);
return;
}
@@ -796,7 +801,7 @@ static void do_pcd_read(void)
pcd_retries = 0;
pcd_transfer();
if (!pcd_count) {
- next_request(1);
+ next_request(0);
return;
}
@@ -815,7 +820,7 @@ static void do_pcd_read_drq(void)
return;
}
pcd_bufblk = -1;
- next_request(0);
+ next_request(-EIO);
return;
}