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authorDavid Sterba <dsterba@suse.cz>2014-07-31 00:51:36 +0200
committerDavid Sterba <dsterba@suse.cz>2014-10-02 17:30:32 +0200
commita50924e3a4d7fccb0ecfbd42a4c7ed6e56ee1765 (patch)
tree00b37163c433ba8851df27120ef2a79859bc9008
parent2755a0de64693501741fb3603cd8ca928b0b7e81 (diff)
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btrfs: drop constant param from btrfs_release_extent_buffer_page
All callers use the same value, simplify the function. Signed-off-by: David Sterba <dsterba@suse.cz>
-rw-r--r--fs/btrfs/extent_io.c15
1 files changed, 6 insertions, 9 deletions
diff --git a/fs/btrfs/extent_io.c b/fs/btrfs/extent_io.c
index 78229007f99e..638e1a5b00e2 100644
--- a/fs/btrfs/extent_io.c
+++ b/fs/btrfs/extent_io.c
@@ -4450,19 +4450,16 @@ int extent_buffer_under_io(struct extent_buffer *eb)
/*
* Helper for releasing extent buffer page.
*/
-static void btrfs_release_extent_buffer_page(struct extent_buffer *eb,
- unsigned long start_idx)
+static void btrfs_release_extent_buffer_page(struct extent_buffer *eb)
{
unsigned long index;
- unsigned long num_pages;
struct page *page;
int mapped = !test_bit(EXTENT_BUFFER_DUMMY, &eb->bflags);
BUG_ON(extent_buffer_under_io(eb));
- num_pages = num_extent_pages(eb->start, eb->len);
- index = start_idx + num_pages;
- if (start_idx >= index)
+ index = num_extent_pages(eb->start, eb->len);
+ if (index == 0)
return;
do {
@@ -4498,7 +4495,7 @@ static void btrfs_release_extent_buffer_page(struct extent_buffer *eb,
/* One for when we alloced the page */
page_cache_release(page);
}
- } while (index != start_idx);
+ } while (index != 0);
}
/*
@@ -4506,7 +4503,7 @@ static void btrfs_release_extent_buffer_page(struct extent_buffer *eb,
*/
static inline void btrfs_release_extent_buffer(struct extent_buffer *eb)
{
- btrfs_release_extent_buffer_page(eb, 0);
+ btrfs_release_extent_buffer_page(eb);
__free_extent_buffer(eb);
}
@@ -4863,7 +4860,7 @@ static int release_extent_buffer(struct extent_buffer *eb)
}
/* Should be safe to release our pages at this point */
- btrfs_release_extent_buffer_page(eb, 0);
+ btrfs_release_extent_buffer_page(eb);
call_rcu(&eb->rcu_head, btrfs_release_extent_buffer_rcu);
return 1;
}