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btrfs: make extent_range_redirty_for_io return void 

Does not return any errors, nor anything from the callgraph. There's a
BUG_ON but it's a sanity check and not an error condition we could
recover from.

Signed-off-by: David Sterba <dsterba@suse.com>
This commit is contained in:
David Sterba 2015-12-03 13:08:59 +01:00
parent bd1fa4f0b0
commit f631157276
2 changed files with 2 additions and 3 deletions
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3
fs/btrfs/extent_io.c
View File

@ -1466,7 +1466,7 @@ void extent_range_clear_dirty_for_io(struct inode *inode, u64 start, u64 end)
} }
} }
int extent_range_redirty_for_io(struct inode *inode, u64 start, u64 end) void extent_range_redirty_for_io(struct inode *inode, u64 start, u64 end)
{ {
unsigned long index = start >> PAGE_CACHE_SHIFT; unsigned long index = start >> PAGE_CACHE_SHIFT;
unsigned long end_index = end >> PAGE_CACHE_SHIFT; unsigned long end_index = end >> PAGE_CACHE_SHIFT;
@ -1480,7 +1480,6 @@ int extent_range_redirty_for_io(struct inode *inode, u64 start, u64 end)
page_cache_release(page); page_cache_release(page);
index++; index++;
} }
return 0;
} }
/* /*

2
fs/btrfs/extent_io.h
View File

@ -339,7 +339,7 @@ int map_private_extent_buffer(struct extent_buffer *eb, unsigned long offset,
unsigned long *map_start, unsigned long *map_start,
unsigned long *map_len); unsigned long *map_len);
void extent_range_clear_dirty_for_io(struct inode *inode, u64 start, u64 end); void extent_range_clear_dirty_for_io(struct inode *inode, u64 start, u64 end);
int extent_range_redirty_for_io(struct inode *inode, u64 start, u64 end); void extent_range_redirty_for_io(struct inode *inode, u64 start, u64 end);
void extent_clear_unlock_delalloc(struct inode *inode, u64 start, u64 end, void extent_clear_unlock_delalloc(struct inode *inode, u64 start, u64 end,
struct page *locked_page, struct page *locked_page,
unsigned bits_to_clear, unsigned bits_to_clear,