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btrfs: drop gfp_t from lock_extent

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lock_extent and unlock_extent are always called with GFP_NOFS, drop the
 argument and use GFP_NOFS consistently.

Signed-off-by: Jeff Mahoney <jeffm@suse.com>
This commit is contained in:
Jeff Mahoney
2012-03-01 14:57:19 +01:00
committed by David Sterba
parent 143bede527
commit d0082371cf
9 changed files with 63 additions and 76 deletions
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33
fs/btrfs/inode.c
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@@ -597,7 +597,7 @@ retry:
lock_extent(io_tree, async_extent->start,
async_extent->start +
async_extent->ram_size - 1, GFP_NOFS);
async_extent->ram_size - 1);
/* allocate blocks */
ret = cow_file_range(inode, async_cow->locked_page,
@@ -625,8 +625,7 @@ retry:
}
lock_extent(io_tree, async_extent->start,
async_extent->start + async_extent->ram_size - 1,
GFP_NOFS);
async_extent->start + async_extent->ram_size - 1);
trans = btrfs_join_transaction(root);
BUG_ON(IS_ERR(trans));
@@ -649,7 +648,7 @@ retry:
async_extent->pages = NULL;
unlock_extent(io_tree, async_extent->start,
async_extent->start +
async_extent->ram_size - 1, GFP_NOFS);
async_extent->ram_size - 1);
goto retry;
}
@@ -1574,7 +1573,7 @@ again:
page_end = page_offset(page) + PAGE_CACHE_SIZE - 1;
lock_extent_bits(&BTRFS_I(inode)->io_tree, page_start, page_end, 0,
&cached_state, GFP_NOFS);
&cached_state);
/* already ordered? We're done */
if (PagePrivate2(page))
@@ -1765,7 +1764,7 @@ static int btrfs_finish_ordered_io(struct inode *inode, u64 start, u64 end)
lock_extent_bits(io_tree, ordered_extent->file_offset,
ordered_extent->file_offset + ordered_extent->len - 1,
0, &cached_state, GFP_NOFS);
0, &cached_state);
if (nolock)
trans = btrfs_join_transaction_nolock(root);
@@ -3285,8 +3284,7 @@ again:
}
wait_on_page_writeback(page);
lock_extent_bits(io_tree, page_start, page_end, 0, &cached_state,
GFP_NOFS);
lock_extent_bits(io_tree, page_start, page_end, 0, &cached_state);
set_page_extent_mapped(page);
ordered = btrfs_lookup_ordered_extent(inode, page_start);
@@ -3362,7 +3360,7 @@ int btrfs_cont_expand(struct inode *inode, loff_t oldsize, loff_t size)
btrfs_wait_ordered_range(inode, hole_start,
block_end - hole_start);
lock_extent_bits(io_tree, hole_start, block_end - 1, 0,
&cached_state, GFP_NOFS);
&cached_state);
ordered = btrfs_lookup_ordered_extent(inode, hole_start);
if (!ordered)
break;
@@ -5604,7 +5602,7 @@ static int btrfs_get_blocks_direct(struct inode *inode, sector_t iblock,
free_extent_map(em);
/* DIO will do one hole at a time, so just unlock a sector */
unlock_extent(&BTRFS_I(inode)->io_tree, start,
start + root->sectorsize - 1, GFP_NOFS);
start + root->sectorsize - 1);
return 0;
}
@@ -5745,7 +5743,7 @@ static void btrfs_endio_direct_read(struct bio *bio, int err)
} while (bvec <= bvec_end);
unlock_extent(&BTRFS_I(inode)->io_tree, dip->logical_offset,
dip->logical_offset + dip->bytes - 1, GFP_NOFS);
dip->logical_offset + dip->bytes - 1);
bio->bi_private = dip->private;
kfree(dip->csums);
@@ -5796,7 +5794,7 @@ again:
lock_extent_bits(&BTRFS_I(inode)->io_tree, ordered->file_offset,
ordered->file_offset + ordered->len - 1, 0,
&cached_state, GFP_NOFS);
&cached_state);
if (test_bit(BTRFS_ORDERED_PREALLOC, &ordered->flags)) {
ret = btrfs_mark_extent_written(trans, inode,
@@ -6211,7 +6209,7 @@ static ssize_t btrfs_direct_IO(int rw, struct kiocb *iocb,
while (1) {
lock_extent_bits(&BTRFS_I(inode)->io_tree, lockstart, lockend,
0, &cached_state, GFP_NOFS);
0, &cached_state);
/*
* We're concerned with the entire range that we're going to be
* doing DIO to, so we need to make sure theres no ordered
@@ -6365,8 +6363,7 @@ static void btrfs_invalidatepage(struct page *page, unsigned long offset)
btrfs_releasepage(page, GFP_NOFS);
return;
}
lock_extent_bits(tree, page_start, page_end, 0, &cached_state,
GFP_NOFS);
lock_extent_bits(tree, page_start, page_end, 0, &cached_state);
ordered = btrfs_lookup_ordered_extent(page->mapping->host,
page_offset(page));
if (ordered) {
@@ -6388,8 +6385,7 @@ static void btrfs_invalidatepage(struct page *page, unsigned long offset)
}
btrfs_put_ordered_extent(ordered);
cached_state = NULL;
lock_extent_bits(tree, page_start, page_end, 0, &cached_state,
GFP_NOFS);
lock_extent_bits(tree, page_start, page_end, 0, &cached_state);
}
clear_extent_bit(tree, page_start, page_end,
EXTENT_LOCKED | EXTENT_DIRTY | EXTENT_DELALLOC |
@@ -6464,8 +6460,7 @@ again:
}
wait_on_page_writeback(page);
lock_extent_bits(io_tree, page_start, page_end, 0, &cached_state,
GFP_NOFS);
lock_extent_bits(io_tree, page_start, page_end, 0, &cached_state);
set_page_extent_mapped(page);
/*