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authorMark Fasheh <mark.fasheh@oracle.com>2007-09-07 14:46:51 -0700
committerMark Fasheh <mark.fasheh@oracle.com>2007-10-12 11:54:40 -0700
commit1afc32b952335f665327a1a9001ba1b44bb76fd9 (patch)
treec914afd0ef5d32b426c3cf65820de7599e570656 /fs/ocfs2/inode.c
parent6798d35a31c413bbb3f83bbaa844bd2598168ccc (diff)
downloadop-kernel-dev-1afc32b952335f665327a1a9001ba1b44bb76fd9.zip
op-kernel-dev-1afc32b952335f665327a1a9001ba1b44bb76fd9.tar.gz
ocfs2: Write support for inline data
This fixes up write, truncate, mmap, and RESVSP/UNRESVP to understand inline inode data. For the most part, the changes to the core write code can be relied on to do the heavy lifting. Any code calling ocfs2_write_begin (including shared writeable mmap) can count on it doing the right thing with respect to growing inline data to an extent tree. Size reducing truncates, including UNRESVP can simply zero that portion of the inode block being removed. Size increasing truncatesm, including RESVP have to be a little bit smarter and grow the inode to an extent tree if necessary. Signed-off-by: Mark Fasheh <mark.fasheh@oracle.com> Reviewed-by: Joel Becker <joel.becker@oracle.com>
Diffstat (limited to 'fs/ocfs2/inode.c')
-rw-r--r--fs/ocfs2/inode.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/fs/ocfs2/inode.c b/fs/ocfs2/inode.c
index c8923ba..1d5e0cb 100644
--- a/fs/ocfs2/inode.c
+++ b/fs/ocfs2/inode.c
@@ -514,6 +514,10 @@ static int ocfs2_truncate_for_delete(struct ocfs2_super *osb,
fe = (struct ocfs2_dinode *) fe_bh->b_data;
+ /*
+ * This check will also skip truncate of inodes with inline
+ * data and fast symlinks.
+ */
if (fe->i_clusters) {
handle = ocfs2_start_trans(osb, OCFS2_INODE_UPDATE_CREDITS);
if (IS_ERR(handle)) {
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