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| author | Joel Becker <joel.becker@oracle.com> | 2007-01-04 14:54:41 -0800 |
|---|---|---|
| committer | Mark Fasheh <mark.fasheh@oracle.com> | 2007-03-14 14:37:16 -0700 |
| commit | 03f981cf2ec95dd8bc43d2ecccaec4e83c8375e2 (patch) | |
| tree | 1c339ea26ceed628e33f3dc57c7936d2570d6e5c /fs | |
| parent | e6c352dbc0f4dc7e3f82feafb9e6207c5814a189 (diff) | |
| download | linux-03f981cf2ec95dd8bc43d2ecccaec4e83c8375e2.tar.gz | |
ocfs2: add some missing address space callbacks
Under load, OCFS2 would crash in invalidate_inode_pages2_range() because invalidate_complete_page2() was unable to invalidate a page. It would appear that JBD is holding on to the page. ext3 has a specific ->releasepage() handler to cover this case. Steal ext3's ->releasepage(), ->invalidatepage(), and ->migratepage(), as they appear completely appropriate for OCFS2. Signed-off-by: Joel Becker <joel.becker@oracle.com> Signed-off-by: Mark Fasheh <mark.fasheh@oracle.com>
Diffstat (limited to 'fs')
| -rw-r--r-- | fs/ocfs2/aops.c | 26 |
1 files changed, 25 insertions, 1 deletions
diff --git a/fs/ocfs2/aops.c b/fs/ocfs2/aops.c index 93628b02ef5d..875c11443817 100644 --- a/fs/ocfs2/aops.c +++ b/fs/ocfs2/aops.c @@ -614,6 +614,27 @@ static void ocfs2_dio_end_io(struct kiocb *iocb, ocfs2_rw_unlock(inode, 0); } +/* + * ocfs2_invalidatepage() and ocfs2_releasepage() are shamelessly stolen + * from ext3. PageChecked() bits have been removed as OCFS2 does not + * do journalled data. + */ +static void ocfs2_invalidatepage(struct page *page, unsigned long offset) +{ + journal_t *journal = OCFS2_SB(page->mapping->host->i_sb)->journal->j_journal; + + journal_invalidatepage(journal, page, offset); +} + +static int ocfs2_releasepage(struct page *page, gfp_t wait) +{ + journal_t *journal = OCFS2_SB(page->mapping->host->i_sb)->journal->j_journal; + + if (!page_has_buffers(page)) + return 0; + return journal_try_to_free_buffers(journal, page, wait); +} + static ssize_t ocfs2_direct_IO(int rw, struct kiocb *iocb, const struct iovec *iov, @@ -661,5 +682,8 @@ const struct address_space_operations ocfs2_aops = { .commit_write = ocfs2_commit_write, .bmap = ocfs2_bmap, .sync_page = block_sync_page, - .direct_IO = ocfs2_direct_IO + .direct_IO = ocfs2_direct_IO, + .invalidatepage = ocfs2_invalidatepage, + .releasepage = ocfs2_releasepage, + .migratepage = buffer_migrate_page, }; |