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authorNeilBrown <neilb@suse.de>2006-03-26 01:37:18 -0800
committerLinus Torvalds <torvalds@g5.osdl.org>2006-03-26 08:56:55 -0800
commit2ff28e22bdb8727fbc7d7889807bc5a73aae56c5 (patch)
treef7418aa963d729bf9fe8bd44d6c9b6e424a6c6bf /fs/jbd/transaction.c
parent3978d7179d3849848df8a37dd0a5acc20bcb8750 (diff)
downloadlinux-2ff28e22bdb8727fbc7d7889807bc5a73aae56c5.tar.bz2
[PATCH] Make address_space_operations->invalidatepage return void
The return value of this function is never used, so let's be honest and declare it as void. Some places where invalidatepage returned 0, I have inserted comments suggesting a BUG_ON. [akpm@osdl.org: JBD BUG fix] [akpm@osdl.org: rework for git-nfs] [akpm@osdl.org: don't go BUG in block_invalidate_page()] Signed-off-by: Neil Brown <neilb@suse.de> Acked-by: Dave Kleikamp <shaggy@austin.ibm.com> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'fs/jbd/transaction.c')
-rw-r--r--fs/jbd/transaction.c13
1 files changed, 5 insertions, 8 deletions
diff --git a/fs/jbd/transaction.c b/fs/jbd/transaction.c
index ada31fa272e3..c609f5034fcd 100644
--- a/fs/jbd/transaction.c
+++ b/fs/jbd/transaction.c
@@ -1873,16 +1873,15 @@ zap_buffer_unlocked:
}
/**
- * int journal_invalidatepage()
+ * void journal_invalidatepage()
* @journal: journal to use for flush...
* @page: page to flush
* @offset: length of page to invalidate.
*
* Reap page buffers containing data after offset in page.
*
- * Return non-zero if the page's buffers were successfully reaped.
*/
-int journal_invalidatepage(journal_t *journal,
+void journal_invalidatepage(journal_t *journal,
struct page *page,
unsigned long offset)
{
@@ -1893,7 +1892,7 @@ int journal_invalidatepage(journal_t *journal,
if (!PageLocked(page))
BUG();
if (!page_has_buffers(page))
- return 1;
+ return;
/* We will potentially be playing with lists other than just the
* data lists (especially for journaled data mode), so be
@@ -1916,11 +1915,9 @@ int journal_invalidatepage(journal_t *journal,
} while (bh != head);
if (!offset) {
- if (!may_free || !try_to_free_buffers(page))
- return 0;
- J_ASSERT(!page_has_buffers(page));
+ if (may_free && try_to_free_buffers(page))
+ J_ASSERT(!page_has_buffers(page));
}
- return 1;
}
/*