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author | NeilBrown <neilb@suse.de> | 2006-03-26 01:37:18 -0800 |
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committer | Linus Torvalds <torvalds@g5.osdl.org> | 2006-03-26 08:56:55 -0800 |
commit | 2ff28e22bdb8727fbc7d7889807bc5a73aae56c5 (patch) | |
tree | f7418aa963d729bf9fe8bd44d6c9b6e424a6c6bf /fs/jbd/transaction.c | |
parent | 3978d7179d3849848df8a37dd0a5acc20bcb8750 (diff) | |
download | lwn-2ff28e22bdb8727fbc7d7889807bc5a73aae56c5.tar.gz lwn-2ff28e22bdb8727fbc7d7889807bc5a73aae56c5.zip |
[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.c | 13 |
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; } /* |