---

yaml --- r: 119671 b: refs/heads/master c: 0e435ac h: refs/heads/master i: 119669: 9a3b0a2 119667: 61d7e16 119663: aa27a98 v: v3
git-mirror · Dec 3, 2008 · 646677b · 646677b
1 parent b53813d
commit 646677b
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Showing 5 changed files with 9 additions and 3 deletions.
diff --git a/[refs] b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 53a08807c01989c6847bb135d8d43f61c5dfdda5
+refs/heads/master: 0e435ac26e3f951d83338ed3d4ab7dc0fe0055bc
diff --git a/trunk/block/blk-core.c b/trunk/block/blk-core.c
@@ -592,7 +592,7 @@ blk_init_queue_node(request_fn_proc *rfn, spinlock_t *lock, int node_id)
 				   1 << QUEUE_FLAG_STACKABLE);
 	q->queue_lock		= lock;
 
-	blk_queue_segment_boundary(q, 0xffffffff);
+	blk_queue_segment_boundary(q, BLK_SEG_BOUNDARY_MASK);
 
 	blk_queue_make_request(q, __make_request);
 	blk_queue_max_segment_size(q, MAX_SEGMENT_SIZE);

diff --git a/trunk/block/blk-settings.c b/trunk/block/blk-settings.c
@@ -125,6 +125,9 @@ void blk_queue_make_request(struct request_queue *q, make_request_fn *mfn)
 	q->nr_requests = BLKDEV_MAX_RQ;
 	blk_queue_max_phys_segments(q, MAX_PHYS_SEGMENTS);
 	blk_queue_max_hw_segments(q, MAX_HW_SEGMENTS);
+	blk_queue_segment_boundary(q, BLK_SEG_BOUNDARY_MASK);
+	blk_queue_max_segment_size(q, MAX_SEGMENT_SIZE);
+
 	q->make_request_fn = mfn;
 	q->backing_dev_info.ra_pages =
 			(VM_MAX_READAHEAD * 1024) / PAGE_CACHE_SIZE;
@@ -314,6 +317,7 @@ void blk_queue_stack_limits(struct request_queue *t, struct request_queue *b)
 	/* zero is "infinity" */
 	t->max_sectors = min_not_zero(t->max_sectors, b->max_sectors);
 	t->max_hw_sectors = min_not_zero(t->max_hw_sectors, b->max_hw_sectors);
+	t->seg_boundary_mask = min_not_zero(t->seg_boundary_mask, b->seg_boundary_mask);
 
 	t->max_phys_segments = min(t->max_phys_segments, b->max_phys_segments);
 	t->max_hw_segments = min(t->max_hw_segments, b->max_hw_segments);

diff --git a/trunk/drivers/md/dm-table.c b/trunk/drivers/md/dm-table.c
@@ -668,7 +668,7 @@ static void check_for_valid_limits(struct io_restrictions *rs)
 	if (!rs->max_segment_size)
 		rs->max_segment_size = MAX_SEGMENT_SIZE;
 	if (!rs->seg_boundary_mask)
-		rs->seg_boundary_mask = -1;
+		rs->seg_boundary_mask = BLK_SEG_BOUNDARY_MASK;
 	if (!rs->bounce_pfn)
 		rs->bounce_pfn = -1;
 }

diff --git a/trunk/include/linux/blkdev.h b/trunk/include/linux/blkdev.h
@@ -918,6 +918,8 @@ extern void blk_set_cmd_filter_defaults(struct blk_cmd_filter *filter);
 
 #define MAX_SEGMENT_SIZE	65536
 
+#define BLK_SEG_BOUNDARY_MASK	0xFFFFFFFFUL
+
 #define blkdev_entry_to_request(entry) list_entry((entry), struct request, queuelist)
 
 static inline int queue_hardsect_size(struct request_queue *q)