From 2cb2e147a6d20bffd1d6b7a79be7301560f751c3 Mon Sep 17 00:00:00 2001 From: Jens Axboe Date: Tue, 17 Jan 2006 09:04:32 +0100 Subject: [BLOCK] ll_rw_blk: make max_sectors and max_hw_sectors unsigned ints IDE lba48 can support full 64k request size, which overflows the max_hw_sectors variable. Signed-off-by: Jens Axboe --- block/ll_rw_blk.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'block/ll_rw_blk.c') diff --git a/block/ll_rw_blk.c b/block/ll_rw_blk.c index 8e27d0ab0d7c..5c62507a510d 100644 --- a/block/ll_rw_blk.c +++ b/block/ll_rw_blk.c @@ -662,7 +662,7 @@ EXPORT_SYMBOL(blk_queue_bounce_limit); * Enables a low level driver to set an upper limit on the size of * received requests. **/ -void blk_queue_max_sectors(request_queue_t *q, unsigned short max_sectors) +void blk_queue_max_sectors(request_queue_t *q, unsigned int max_sectors) { if ((max_sectors << 9) < PAGE_CACHE_SIZE) { max_sectors = 1 << (PAGE_CACHE_SHIFT - 9); -- cgit v1.2.2 From 53e86061b5bd4aece9bbb6b00b30720200596ecb Mon Sep 17 00:00:00 2001 From: Jens Axboe Date: Tue, 17 Jan 2006 11:09:27 +0100 Subject: [BLOCK] ll_rw_blk: use preempt-disabling disk_stat_add() in completion It can legally be called with interrupts/preemption enabled. Signed-off-by: Jens Axboe --- block/ll_rw_blk.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'block/ll_rw_blk.c') diff --git a/block/ll_rw_blk.c b/block/ll_rw_blk.c index 5c62507a510d..6bc41564c70e 100644 --- a/block/ll_rw_blk.c +++ b/block/ll_rw_blk.c @@ -3153,7 +3153,7 @@ static int __end_that_request_first(struct request *req, int uptodate, if (blk_fs_request(req) && req->rq_disk) { const int rw = rq_data_dir(req); - __disk_stat_add(req->rq_disk, sectors[rw], nr_bytes >> 9); + disk_stat_add(req->rq_disk, sectors[rw], nr_bytes >> 9); } total_bytes = bio_nbytes = 0; -- cgit v1.2.2 From 60481b12b8816d431308c3d974e341ab8c8c0bcf Mon Sep 17 00:00:00 2001 From: Tetsuo Takata Date: Tue, 24 Jan 2006 10:34:36 +0100 Subject: [BLOCK] ll_rw_blk: fix setting of ->ordered on init This makes XFS barrier mounts succeed on my SCSI system. Signed-off-by: Tetsuo Takata Signed-off-by: Jens Axboe --- block/ll_rw_blk.c | 1 + 1 file changed, 1 insertion(+) (limited to 'block/ll_rw_blk.c') diff --git a/block/ll_rw_blk.c b/block/ll_rw_blk.c index 6bc41564c70e..e00ab71b5e0c 100644 --- a/block/ll_rw_blk.c +++ b/block/ll_rw_blk.c @@ -332,6 +332,7 @@ int blk_queue_ordered(request_queue_t *q, unsigned ordered, return -EINVAL; } + q->ordered = ordered; q->next_ordered = ordered; q->prepare_flush_fn = prepare_flush_fn; -- cgit v1.2.2 From fddfdeafa8396f85c666bfc5e1e920eb535514cf Mon Sep 17 00:00:00 2001 From: Jens Axboe Date: Tue, 31 Jan 2006 15:24:34 +0100 Subject: [BLOCK] A few kerneldoc fixups Signed-off-by: Jens Axboe --- block/ll_rw_blk.c | 2 ++ 1 file changed, 2 insertions(+) (limited to 'block/ll_rw_blk.c') diff --git a/block/ll_rw_blk.c b/block/ll_rw_blk.c index e00ab71b5e0c..d38b4afa37ef 100644 --- a/block/ll_rw_blk.c +++ b/block/ll_rw_blk.c @@ -304,6 +304,7 @@ static inline void rq_init(request_queue_t *q, struct request *rq) * blk_queue_ordered - does this queue support ordered writes * @q: the request queue * @ordered: one of QUEUE_ORDERED_* + * @prepare_flush_fn: rq setup helper for cache flush ordered writes * * Description: * For journalled file systems, doing ordered writes on a commit @@ -2633,6 +2634,7 @@ EXPORT_SYMBOL(blk_put_request); /** * blk_end_sync_rq - executes a completion event on a request * @rq: request to complete + * @error: end io status of the request */ void blk_end_sync_rq(struct request *rq, int error) { -- cgit v1.2.2