X-Git-Url: http://git.osdn.net/view?a=blobdiff_plain;f=block%2Fblk-sysfs.c;h=f86fc869fbbb1be61f334494a4a622619f5c6592;hb=refs%2Fheads%2F10;hp=a113dc1e3eb730759fc7f8ee30ec525ce73b84aa;hpb=cf61d4f2ea8417b5686926524842159e9f24ebd0;p=sagit-ice-cold%2Fkernel_xiaomi_msm8998.git

diff --git a/block/blk-sysfs.c b/block/blk-sysfs.c
index a113dc1e3eb7..f86fc869fbbb 100644
--- a/block/blk-sysfs.c
+++ b/block/blk-sysfs.c
@@ -213,6 +213,7 @@ queue_max_sectors_store(struct request_queue *q, const char *page, size_t count)
 
 	spin_lock_irq(q->queue_lock);
 	q->limits.max_sectors = max_sectors_kb << 1;
+	q->backing_dev_info->io_pages = max_sectors_kb >> (PAGE_SHIFT - 10);
 	spin_unlock_irq(q->queue_lock);
 
 	return ret;