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| author | Jens Axboe <jens.axboe@oracle.com> | 2009-06-04 22:34:44 +0200 |
|---|---|---|
| committer | Jens Axboe <jens.axboe@oracle.com> | 2009-06-04 22:34:44 +0200 |
| commit | 172124e220f1854acc99ee394671781b8b5e2120 (patch) | |
| tree | d9b726679f55d39208bec73fef406433f438dd12 /fs/block_dev.c | |
| parent | a05c0205ba031c01bba33a21bf0a35920eb64833 (diff) | |
Revert "block: implement blkdev_readpages"
This reverts commit db2dbb12dc47a50c7a4c5678f526014063e486f6.
It apparently causes problems with partition table read-ahead
on archs with large page sizes. Until that problem is diagnosed
further, just drop the readpages support on block devices.
Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
Diffstat (limited to 'fs/block_dev.c')
| -rw-r--r-- | fs/block_dev.c | 7 |
1 files changed, 0 insertions, 7 deletions
diff --git a/fs/block_dev.c b/fs/block_dev.c index a29b4dcc1bc..2dfc6cdcebb 100644 --- a/fs/block_dev.c +++ b/fs/block_dev.c @@ -331,12 +331,6 @@ static int blkdev_readpage(struct file * file, struct page * page) return block_read_full_page(page, blkdev_get_block); } -static int blkdev_readpages(struct file *file, struct address_space *mapping, - struct list_head *pages, unsigned nr_pages) -{ - return mpage_readpages(mapping, pages, nr_pages, blkdev_get_block); -} - static int blkdev_write_begin(struct file *file, struct address_space *mapping, loff_t pos, unsigned len, unsigned flags, struct page **pagep, void **fsdata) @@ -1405,7 +1399,6 @@ static int blkdev_releasepage(struct page *page, gfp_t wait) static const struct address_space_operations def_blk_aops = { .readpage = blkdev_readpage, - .readpages = blkdev_readpages, .writepage = blkdev_writepage, .sync_page = block_sync_page, .write_begin = blkdev_write_begin, |