[XFS] Fix up debug code so that bulkstat wont generate thousands of
fsstress warnings.
SGI-PV: 904196
SGI-Modid: xfs-linux-melb:xfs-kern:26111a
Signed-off-by: Nathan Scott <nathans@sgi.com>
diff --git a/fs/xfs/xfs_ialloc.c b/fs/xfs/xfs_ialloc.c
index deddbd0..7e5ccfe 100644
--- a/fs/xfs/xfs_ialloc.c
+++ b/fs/xfs/xfs_ialloc.c
@@ -1174,6 +1174,9 @@
if (agno >= mp->m_sb.sb_agcount || agbno >= mp->m_sb.sb_agblocks ||
ino != XFS_AGINO_TO_INO(mp, agno, agino)) {
#ifdef DEBUG
+ /* no diagnostics for bulkstat, ino comes from userspace */
+ if (flags & XFS_IMAP_BULKSTAT)
+ return XFS_ERROR(EINVAL);
if (agno >= mp->m_sb.sb_agcount) {
xfs_fs_cmn_err(CE_ALERT, mp,
"xfs_dilocate: agno (%d) >= "
diff --git a/fs/xfs/xfs_inode.c b/fs/xfs/xfs_inode.c
index 926d372..9af9e32 100644
--- a/fs/xfs/xfs_inode.c
+++ b/fs/xfs/xfs_inode.c
@@ -256,13 +256,11 @@
xfs_daddr_t bno,
uint imap_flags)
{
+ xfs_imap_t imap;
xfs_buf_t *bp;
int error;
- xfs_imap_t imap;
-#ifdef __KERNEL__
int i;
int ni;
-#endif
if (ip->i_blkno == (xfs_daddr_t)0) {
/*
@@ -319,7 +317,6 @@
*/
error = xfs_trans_read_buf(mp, tp, mp->m_ddev_targp, imap.im_blkno,
(int)imap.im_len, XFS_BUF_LOCK, &bp);
-
if (error) {
#ifdef DEBUG
xfs_fs_cmn_err(CE_ALERT, mp, "xfs_itobp: "
@@ -330,17 +327,21 @@
#endif /* DEBUG */
return error;
}
-#ifdef __KERNEL__
+
/*
* Validate the magic number and version of every inode in the buffer
* (if DEBUG kernel) or the first inode in the buffer, otherwise.
+ * No validation is done here in userspace (xfs_repair).
*/
-#ifdef DEBUG
+#if !defined(__KERNEL__)
+ ni = 0;
+#elif defined(DEBUG)
ni = (imap_flags & XFS_IMAP_BULKSTAT) ? 0 :
(BBTOB(imap.im_len) >> mp->m_sb.sb_inodelog);
-#else
+#else /* usual case */
ni = (imap_flags & XFS_IMAP_BULKSTAT) ? 0 : 1;
#endif
+
for (i = 0; i < ni; i++) {
int di_ok;
xfs_dinode_t *dip;
@@ -352,8 +353,10 @@
if (unlikely(XFS_TEST_ERROR(!di_ok, mp, XFS_ERRTAG_ITOBP_INOTOBP,
XFS_RANDOM_ITOBP_INOTOBP))) {
#ifdef DEBUG
- cmn_err(CE_ALERT, "Device %s - bad inode magic/vsn "
- "daddr %lld #%d (magic=%x)",
+ if (!(imap_flags & XFS_IMAP_BULKSTAT))
+ cmn_err(CE_ALERT,
+ "Device %s - bad inode magic/vsn "
+ "daddr %lld #%d (magic=%x)",
XFS_BUFTARG_NAME(mp->m_ddev_targp),
(unsigned long long)imap.im_blkno, i,
INT_GET(dip->di_core.di_magic, ARCH_CONVERT));
@@ -364,7 +367,6 @@
return XFS_ERROR(EFSCORRUPTED);
}
}
-#endif /* __KERNEL__ */
xfs_inobp_check(mp, bp);