Now that all of the callers of set_extent_uptodate use GFP_NOFS or
GFP_ATOMIC, we can drop the gfp_t argument entirely and allow
set_extent_uptodate to always pass GFP_NOFS to set_extent_bit or
GFP_ATOMIC to set_extent_bit_atomic.
Since the extent io code will probably never be used outside of a file
system, this is generally ok. If there are uptodate callers, they can add
their own version or re-genericize it.
Signed-off-by: Jeff Mahoney <je...@suse.com>
---
fs/btrfs/extent_io.c | 16 ++++++++--------
fs/btrfs/extent_io.h | 5 ++---
fs/btrfs/inode.c | 2 +-
3 files changed, 11 insertions(+), 12 deletions(-)
--- a/fs/btrfs/extent_io.c
+++ b/fs/btrfs/extent_io.c
@@ -1214,17 +1214,17 @@ void set_extent_new(struct extent_io_tre
}
int set_extent_uptodate_atomic(struct extent_io_tree *tree, u64 start, u64 end,
- struct extent_state **cached_state, gfp_t mask)
+ struct extent_state **cached_state)
{
return set_extent_bit_atomic(tree, start, end, EXTENT_UPTODATE, NULL,
- cached_state, mask);
+ cached_state, GFP_ATOMIC);
}
void set_extent_uptodate(struct extent_io_tree *tree, u64 start, u64 end,
- struct extent_state **cached_state, gfp_t mask)
+ struct extent_state **cached_state)
{
set_extent_bit(tree, start, end, EXTENT_UPTODATE, NULL, cached_state,
- mask);
+ GFP_NOFS);
}
static void clear_extent_uptodate(struct extent_io_tree *tree, u64 start,
@@ -2391,7 +2391,7 @@ static void end_bio_extent_readpage(stru
if (uptodate) {
ret = set_extent_uptodate_atomic(tree, start, end,
- &cached, GFP_ATOMIC);
+ &cached);
BUG_ON(ret < 0);
}
ret = unlock_extent_cached_atomic(tree, start, end, &cached);
@@ -2617,7 +2617,7 @@ static int __extent_read_full_page(struc
flush_dcache_page(page);
kunmap_atomic(userpage, KM_USER0);
set_extent_uptodate(tree, cur, cur + iosize - 1,
- &cached, GFP_NOFS);
+ &cached);
unlock_extent_cached(tree, cur, cur + iosize - 1,
&cached);
break;
@@ -2667,7 +2667,7 @@ static int __extent_read_full_page(struc
kunmap_atomic(userpage, KM_USER0);
set_extent_uptodate(tree, cur, cur + iosize - 1,
- &cached, GFP_NOFS);
+ &cached);
unlock_extent_cached(tree, cur, cur + iosize - 1,
&cached);
cur = cur + iosize;
@@ -3937,7 +3937,7 @@ int set_extent_buffer_uptodate(struct ex
if (eb_straddles_pages(eb))
set_extent_uptodate(tree, eb->start, eb->start + eb->len - 1,
- NULL, GFP_NOFS);
+ NULL);
for (i = 0; i < num_pages; i++) {
page = extent_buffer_page(eb, i);
if ((i == 0 && (eb->start & (PAGE_CACHE_SIZE - 1))) ||
--- a/fs/btrfs/extent_io.h
+++ b/fs/btrfs/extent_io.h
@@ -231,10 +231,9 @@ void set_extent_bit(struct extent_io_tre
gfp_t mask);
int __must_check set_extent_uptodate_atomic(struct extent_io_tree *tree,
u64 start, u64 end,
- struct extent_state **cached_state,
- gfp_t mask);
+ struct extent_state **cached_state);
void set_extent_uptodate(struct extent_io_tree *tree, u64 start, u64 end,
- struct extent_state **cached_state, gfp_t mask);
+ struct extent_state **cached_state);
void set_extent_new(struct extent_io_tree *tree, u64 start, u64 end);
void set_extent_dirty(struct extent_io_tree *tree, u64 start, u64 end);
void clear_extent_dirty(struct extent_io_tree *tree, u64 start, u64 end);
--- a/fs/btrfs/inode.c
+++ b/fs/btrfs/inode.c
@@ -5021,7 +5021,7 @@ again:
btrfs_mark_buffer_dirty(leaf);
}
set_extent_uptodate(io_tree, em->start,
- extent_map_end(em) - 1, NULL, GFP_NOFS);
+ extent_map_end(em) - 1, NULL);
goto insert;
} else {
printk(KERN_ERR "btrfs unknown found_type %d\n", found_type);
--
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