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authorDave Kleikamp <dave.kleikamp@oracle.com>2017-07-05 15:26:49 -0400
committerJeff Layton <jlayton@redhat.com>2017-07-05 18:44:22 -0400
commit11ab83190828cb7b2cbb26467f2eecf74f0214c3 (patch)
tree92831270885e799536f80747936961abcea806ef /fs/jfs/jfs_metapage.c
parent2b69c8280c8b29cdeb78b8e92e20ed35f730d319 (diff)
JFS: do not ignore return code from write_one_page()
There are a couple places where jfs calls write_one_page() where clean recovery is not possible. In these cases, the file system should be marked dirty. To do this, it is now necessary to store the superblock in the metapage structure. Link: http://lkml.kernel.org/r/db45ab67-55c7-08ff-6776-f76b3bf5cbf5@oracle.com Signed-off-by: Dave Kleikamp <dave.kleikamp@oracle.com> Cc: Jeff Layton <jlayton@redhat.com> Cc: Ross Zwisler <ross.zwisler@linux.intel.com> Cc: Jan Kara <jack@suse.cz> Cc: Matthew Wilcox <mawilcox@microsoft.com> Cc: Christoph Hellwig <hch@lst.de> Cc: Stephen Rothwell <sfr@canb.auug.org.au> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Jeff Layton <jlayton@redhat.com>
Diffstat (limited to 'fs/jfs/jfs_metapage.c')
-rw-r--r--fs/jfs/jfs_metapage.c7
1 files changed, 5 insertions, 2 deletions
diff --git a/fs/jfs/jfs_metapage.c b/fs/jfs/jfs_metapage.c
index 744fa3c079e6..7cc1c85f4508 100644
--- a/fs/jfs/jfs_metapage.c
+++ b/fs/jfs/jfs_metapage.c
@@ -664,6 +664,7 @@ struct metapage *__get_metapage(struct inode *inode, unsigned long lblock,
INCREMENT(mpStat.pagealloc);
mp = alloc_metapage(GFP_NOFS);
mp->page = page;
+ mp->sb = inode->i_sb;
mp->flag = 0;
mp->xflag = COMMIT_PAGE;
mp->count = 1;
@@ -711,7 +712,8 @@ void force_metapage(struct metapage *mp)
get_page(page);
lock_page(page);
set_page_dirty(page);
- write_one_page(page);
+ if (write_one_page(page))
+ jfs_error(mp->sb, "write_one_page() failed\n");
clear_bit(META_forcewrite, &mp->flag);
put_page(page);
}
@@ -756,7 +758,8 @@ void release_metapage(struct metapage * mp)
set_page_dirty(page);
if (test_bit(META_sync, &mp->flag)) {
clear_bit(META_sync, &mp->flag);
- write_one_page(page);
+ if (write_one_page(page))
+ jfs_error(mp->sb, "write_one_page() failed\n");
lock_page(page); /* write_one_page unlocks the page */
}
} else if (mp->lsn) /* discard_metapage doesn't remove it */