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Btrfs: make things static and include the right headers

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Shut up various sparse warnings about symbols that should be either
static or have their declarations in scope.

Signed-off-by: Christoph Hellwig <hch@lst.de>
This commit is contained in:
Christoph Hellwig
2008-12-02 09:54:17 -05:00
committed by Chris Mason
parent 1ffa4f426c
commit b2950863c6
13 changed files with 68 additions and 67 deletions
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35
fs/btrfs/extent_io.c
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@@ -112,7 +112,7 @@ void extent_io_tree_init(struct extent_io_tree *tree,
}
EXPORT_SYMBOL(extent_io_tree_init);
struct extent_state *alloc_extent_state(gfp_t mask)
static struct extent_state *alloc_extent_state(gfp_t mask)
{
struct extent_state *state;
#ifdef LEAK_DEBUG
@@ -136,7 +136,7 @@ struct extent_state *alloc_extent_state(gfp_t mask)
}
EXPORT_SYMBOL(alloc_extent_state);
void free_extent_state(struct extent_state *state)
static void free_extent_state(struct extent_state *state)
{
if (!state)
return;
@@ -662,7 +662,7 @@ static void set_state_bits(struct extent_io_tree *tree,
* [start, end] is inclusive
* This takes the tree lock.
*/
int set_extent_bit(struct extent_io_tree *tree, u64 start, u64 end, int bits,
static int set_extent_bit(struct extent_io_tree *tree, u64 start, u64 end, int bits,
int exclusive, u64 *failed_start, gfp_t mask)
{
struct extent_state *state;
@@ -879,12 +879,11 @@ int set_extent_new(struct extent_io_tree *tree, u64 start, u64 end,
}
EXPORT_SYMBOL(set_extent_new);
int clear_extent_new(struct extent_io_tree *tree, u64 start, u64 end,
static int clear_extent_new(struct extent_io_tree *tree, u64 start, u64 end,
gfp_t mask)
{
return clear_extent_bit(tree, start, end, EXTENT_NEW, 0, 0, mask);
}
EXPORT_SYMBOL(clear_extent_new);
int set_extent_uptodate(struct extent_io_tree *tree, u64 start, u64 end,
gfp_t mask)
@@ -894,27 +893,24 @@ int set_extent_uptodate(struct extent_io_tree *tree, u64 start, u64 end,
}
EXPORT_SYMBOL(set_extent_uptodate);
int clear_extent_uptodate(struct extent_io_tree *tree, u64 start, u64 end,
static int clear_extent_uptodate(struct extent_io_tree *tree, u64 start, u64 end,
gfp_t mask)
{
return clear_extent_bit(tree, start, end, EXTENT_UPTODATE, 0, 0, mask);
}
EXPORT_SYMBOL(clear_extent_uptodate);
int set_extent_writeback(struct extent_io_tree *tree, u64 start, u64 end,
static int set_extent_writeback(struct extent_io_tree *tree, u64 start, u64 end,
gfp_t mask)
{
return set_extent_bit(tree, start, end, EXTENT_WRITEBACK,
0, NULL, mask);
}
EXPORT_SYMBOL(set_extent_writeback);
int clear_extent_writeback(struct extent_io_tree *tree, u64 start, u64 end,
static int clear_extent_writeback(struct extent_io_tree *tree, u64 start, u64 end,
gfp_t mask)
{
return clear_extent_bit(tree, start, end, EXTENT_WRITEBACK, 1, 0, mask);
}
EXPORT_SYMBOL(clear_extent_writeback);
int wait_on_extent_writeback(struct extent_io_tree *tree, u64 start, u64 end)
{
@@ -994,7 +990,7 @@ EXPORT_SYMBOL(set_range_dirty);
/*
* helper function to set both pages and extents in the tree writeback
*/
int set_range_writeback(struct extent_io_tree *tree, u64 start, u64 end)
static int set_range_writeback(struct extent_io_tree *tree, u64 start, u64 end)
{
unsigned long index = start >> PAGE_CACHE_SHIFT;
unsigned long end_index = end >> PAGE_CACHE_SHIFT;
@@ -1010,7 +1006,6 @@ int set_range_writeback(struct extent_io_tree *tree, u64 start, u64 end)
set_extent_writeback(tree, start, end, GFP_NOFS);
return 0;
}
EXPORT_SYMBOL(set_range_writeback);
/*
* find the first offset in the io tree with 'bits' set. zero is
@@ -1432,11 +1427,13 @@ out:
spin_unlock_irq(&tree->lock);
return total_bytes;
}
#if 0
/*
* helper function to lock both pages and extents in the tree.
* pages must be locked first.
*/
int lock_range(struct extent_io_tree *tree, u64 start, u64 end)
static int lock_range(struct extent_io_tree *tree, u64 start, u64 end)
{
unsigned long index = start >> PAGE_CACHE_SHIFT;
unsigned long end_index = end >> PAGE_CACHE_SHIFT;
@@ -1473,12 +1470,11 @@ failed:
}
return err;
}
EXPORT_SYMBOL(lock_range);
/*
* helper function to unlock both pages and extents in the tree.
*/
int unlock_range(struct extent_io_tree *tree, u64 start, u64 end)
static int unlock_range(struct extent_io_tree *tree, u64 start, u64 end)
{
unsigned long index = start >> PAGE_CACHE_SHIFT;
unsigned long end_index = end >> PAGE_CACHE_SHIFT;
@@ -1493,7 +1489,7 @@ int unlock_range(struct extent_io_tree *tree, u64 start, u64 end)
unlock_extent(tree, start, end, GFP_NOFS);
return 0;
}
EXPORT_SYMBOL(unlock_range);
#endif
/*
* set the private field for a given byte offset in the tree. If there isn't
@@ -1956,7 +1952,7 @@ void set_page_extent_mapped(struct page *page)
}
EXPORT_SYMBOL(set_page_extent_mapped);
void set_page_extent_head(struct page *page, unsigned long len)
static void set_page_extent_head(struct page *page, unsigned long len)
{
set_page_private(page, EXTENT_PAGE_PRIVATE_FIRST_PAGE | len << 2);
}
@@ -2397,7 +2393,7 @@ update_nr_written:
* WB_SYNC_ALL then we were called for data integrity and we must wait for
* existing IO to complete.
*/
int extent_write_cache_pages(struct extent_io_tree *tree,
static int extent_write_cache_pages(struct extent_io_tree *tree,
struct address_space *mapping,
struct writeback_control *wbc,
writepage_t writepage, void *data,
@@ -2502,7 +2498,6 @@ retry:
}
return ret;
}
EXPORT_SYMBOL(extent_write_cache_pages);
static noinline void flush_write_bio(void *data)
{