mm: rename page trylock

Converting page lock to new locking bitops requires a change of page flag
operation naming, so we might as well convert it to something nicer
(!TestSetPageLocked_Lock => trylock_page, SetPageLocked => set_page_locked).

This also facilitates lockdeping of page lock.

Signed-off-by: Nick Piggin <npiggin@suse.de>
Acked-by: KOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com>
Acked-by: Peter Zijlstra <peterz@infradead.org>
Acked-by: Andrew Morton <akpm@linux-foundation.org>
Acked-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

1 files changed, 2 insertions, 2 deletions

diff --git a/fs/xfs/linux-2.6/xfs_aops.c b/fs/xfs/linux-2.6/xfs_aops.c
index 0b211cba1909..fa73179233ad 100644
--- a/fs/xfs/linux-2.6/xfs_aops.c
+++ b/fs/xfs/linux-2.6/xfs_aops.c
@@ -675,7 +675,7 @@ xfs_probe_cluster(
                         } else
                                 pg_offset = PAGE_CACHE_SIZE;
 
-                        if (page->index == tindex && !TestSetPageLocked(page)) {
+                        if (page->index == tindex && trylock_page(page)) {
                                 pg_len = xfs_probe_page(page, pg_offset, mapped);
                                 unlock_page(page);
                         }
@@ -759,7 +759,7 @@ xfs_convert_page(
 
         if (page->index != tindex)
                 goto fail;
-        if (TestSetPageLocked(page))
+        if (!trylock_page(page))
                 goto fail;
         if (PageWriteback(page))
                 goto fail_unlock_page;