set_range_writeback has no error conditions that aren't fatal logic errors.
This patch makes it return void to eliminate an error site.
Signed-off-by: Jeff Mahoney <jeffm@xxxxxxxx>
---
fs/btrfs/extent_io.c | 8 +++++---
1 file changed, 5 insertions(+), 3 deletions(-)
--- a/fs/btrfs/extent_io.c
+++ b/fs/btrfs/extent_io.c
@@ -1060,7 +1060,7 @@ int unlock_extent(struct extent_io_tree
/*
* 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;
@@ -1068,12 +1068,14 @@ static int set_range_writeback(struct ex
while (index <= end_index) {
page = find_get_page(tree->mapping, index);
- BUG_ON(!page);
+ if (!page)
+ btrfs_panic(tree_fs_info(tree), -ENOENT,
+ "Page not found in extent io tree at "
+ "offset %llu", index << PAGE_CACHE_SHIFT);
set_page_writeback(page);
page_cache_release(page);
index++;
}
- return 0;
}
/* find the first state struct with 'bits' set after 'start', and
--
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