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block: remove per-queue plugging

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Code has been converted over to the new explicit on-stack plugging,
and delay users have been converted to use the new API for that.
So lets kill off the old plugging along with aops->sync_page().

Signed-off-by: Jens Axboe <jaxboe@fusionio.com>
This commit is contained in:
Jens Axboe
2011-03-10 08:52:07 +01:00
parent 73c1010119
commit 7eaceaccab
119 changed files with 151 additions and 1269 deletions
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mm/vmscan.c
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@@ -358,7 +358,7 @@ static int may_write_to_queue(struct backing_dev_info *bdi,
static void handle_write_error(struct address_space *mapping,
struct page *page, int error)
{
lock_page_nosync(page);
lock_page(page);
if (page_mapping(page) == mapping)
mapping_set_error(mapping, error);
unlock_page(page);