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-rw-r--r--fs/xfs/scrub/common.c28
1 files changed, 28 insertions, 0 deletions
diff --git a/fs/xfs/scrub/common.c b/fs/xfs/scrub/common.c
index 415c6a9ccfd6..318dd97c70b5 100644
--- a/fs/xfs/scrub/common.c
+++ b/fs/xfs/scrub/common.c
@@ -542,3 +542,31 @@ xfs_scrub_get_inode(
sc->ip = ip;
return 0;
}
+
+/* Set us up to scrub a file's contents. */
+int
+xfs_scrub_setup_inode_contents(
+ struct xfs_scrub_context *sc,
+ struct xfs_inode *ip,
+ unsigned int resblks)
+{
+ struct xfs_mount *mp = sc->mp;
+ int error;
+
+ error = xfs_scrub_get_inode(sc, ip);
+ if (error)
+ return error;
+
+ /* Got the inode, lock it and we're ready to go. */
+ sc->ilock_flags = XFS_IOLOCK_EXCL | XFS_MMAPLOCK_EXCL;
+ xfs_ilock(sc->ip, sc->ilock_flags);
+ error = xfs_scrub_trans_alloc(sc->sm, mp, &sc->tp);
+ if (error)
+ goto out;
+ sc->ilock_flags |= XFS_ILOCK_EXCL;
+ xfs_ilock(sc->ip, XFS_ILOCK_EXCL);
+
+out:
+ /* scrub teardown will unlock and release the inode for us */
+ return error;
+}