[XFS] Fix v2 log bufsize reporting in /proc/mounts.

SGI-PV: 946760
SGI-Modid: xfs-linux-melb:xfs-kern:24765a

Signed-off-by: Nathan Scott <nathans@sgi.com>

1 files changed, 3 insertions, 2 deletions

diff --git a/fs/xfs/xfs_vfsops.c b/fs/xfs/xfs_vfsops.c
index f22bebf8f513..b6ad370fab3d 100644
--- a/fs/xfs/xfs_vfsops.c
+++ b/fs/xfs/xfs_vfsops.c
@@ -333,10 +333,11 @@ xfs_finish_flags(
 
         /* Fail a mount where the logbuf is smaller then the log stripe */
         if (XFS_SB_VERSION_HASLOGV2(&mp->m_sb)) {
-                if ((ap->logbufsize == -1) &&
+                if ((ap->logbufsize <= 0) &&
                     (mp->m_sb.sb_logsunit > XLOG_BIG_RECORD_BSIZE)) {
                         mp->m_logbsize = mp->m_sb.sb_logsunit;
-                } else if (ap->logbufsize < mp->m_sb.sb_logsunit) {
+                } else if (ap->logbufsize > 0 &&
+                           ap->logbufsize < mp->m_sb.sb_logsunit) {
                         cmn_err(CE_WARN,
         "XFS: logbuf size must be greater than or equal to log stripe size");
                         return XFS_ERROR(EINVAL);