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btrfs: make set_range_writeback 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 f631157276
commit 35de6db28f
1 changed files with 1 additions and 2 deletions
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3
fs/btrfs/extent_io.c
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@ -1485,7 +1485,7 @@ void extent_range_redirty_for_io(struct inode *inode, u64 start, u64 end)
/*
* helper function to set both pages and extents in the tree writeback
*/
static int set_range_writeback(struct extent_io_tree *tree, u64 start, u64 end)
static void 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;
@ -1498,7 +1498,6 @@ static int set_range_writeback(struct extent_io_tree *tree, u64 start, u64 end)
page_cache_release(page);
index++;
}
return 0;
}
/* find the first state struct with 'bits' set after 'start', and