diff options
| -rw-r--r-- | drivers/block/hd.c | 36 |
1 files changed, 12 insertions, 24 deletions
diff --git a/drivers/block/hd.c b/drivers/block/hd.c index 5cb300b81c6..75b9ca95c4e 100644 --- a/drivers/block/hd.c +++ b/drivers/block/hd.c @@ -452,32 +452,25 @@ static void read_intr(void) bad_rw_intr(); hd_request(); return; + ok_to_read: req = CURRENT; insw(HD_DATA, req->buffer, 256); - req->sector++; - req->buffer += 512; - req->errors = 0; - i = --req->nr_sectors; - --req->current_nr_sectors; #ifdef DEBUG printk("%s: read: sector %ld, remaining = %ld, buffer=%p\n", - req->rq_disk->disk_name, req->sector, req->nr_sectors, + req->rq_disk->disk_name, req->sector + 1, req->nr_sectors - 1, req->buffer+512); #endif - if (req->current_nr_sectors <= 0) - __blk_end_request_cur(req, 0); - if (i > 0) { + if (__blk_end_request(req, 0, 512)) { SET_HANDLER(&read_intr); return; } + (void) inb_p(HD_STATUS); #if (HD_DELAY > 0) last_req = read_timer(); #endif - if (elv_next_request(QUEUE)) - hd_request(); - return; + hd_request(); } static void write_intr(void) @@ -499,23 +492,18 @@ static void write_intr(void) bad_rw_intr(); hd_request(); return; + ok_to_write: - req->sector++; - i = --req->nr_sectors; - --req->current_nr_sectors; - req->buffer += 512; - if (!i || (req->bio && req->current_nr_sectors <= 0)) - __blk_end_request_cur(req, 0); - if (i > 0) { + if (__blk_end_request(req, 0, 512)) { SET_HANDLER(&write_intr); outsw(HD_DATA, req->buffer, 256); - } else { + return; + } + #if (HD_DELAY > 0) - last_req = read_timer(); + last_req = read_timer(); #endif - hd_request(); - } - return; + hd_request(); } static void recal_intr(void) |