[PATCH] clean up __set_page_dirty_nobuffers()
Save a tabstop in __set_page_dirty_nobuffers() and __set_page_dirty_buffers()
and a few other places. No functional changes.
Cc: Jay Lan <jlan@sgi.com>
Cc: Shailabh Nagar <nagar@watson.ibm.com>
Cc: Balbir Singh <balbir@in.ibm.com>
Cc: Chris Sturtivant <csturtiv@sgi.com>
Cc: Tony Ernst <tee@sgi.com>
Cc: Guillaume Thouvenin <guillaume.thouvenin@bull.net>
Cc: David Wright <daw@sgi.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
diff --git a/fs/buffer.c b/fs/buffer.c
index 517860f..865570f 100644
--- a/fs/buffer.c
+++ b/fs/buffer.c
@@ -724,20 +724,19 @@
}
spin_unlock(&mapping->private_lock);
- if (!TestSetPageDirty(page)) {
- write_lock_irq(&mapping->tree_lock);
- if (page->mapping) { /* Race with truncate? */
- if (mapping_cap_account_dirty(mapping))
- __inc_zone_page_state(page, NR_FILE_DIRTY);
- radix_tree_tag_set(&mapping->page_tree,
- page_index(page),
- PAGECACHE_TAG_DIRTY);
- }
- write_unlock_irq(&mapping->tree_lock);
- __mark_inode_dirty(mapping->host, I_DIRTY_PAGES);
- return 1;
+ if (TestSetPageDirty(page))
+ return 0;
+
+ write_lock_irq(&mapping->tree_lock);
+ if (page->mapping) { /* Race with truncate? */
+ if (mapping_cap_account_dirty(mapping))
+ __inc_zone_page_state(page, NR_FILE_DIRTY);
+ radix_tree_tag_set(&mapping->page_tree,
+ page_index(page), PAGECACHE_TAG_DIRTY);
}
- return 0;
+ write_unlock_irq(&mapping->tree_lock);
+ __mark_inode_dirty(mapping->host, I_DIRTY_PAGES);
+ return 1;
}
EXPORT_SYMBOL(__set_page_dirty_buffers);