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Diffstat (limited to 'fs/xfs/xfs_ioctl.c')
-rw-r--r--fs/xfs/xfs_ioctl.c16
1 files changed, 14 insertions, 2 deletions
diff --git a/fs/xfs/xfs_ioctl.c b/fs/xfs/xfs_ioctl.c
index 05a19554efbc..d6afc9f144b1 100644
--- a/fs/xfs/xfs_ioctl.c
+++ b/fs/xfs/xfs_ioctl.c
@@ -1231,13 +1231,25 @@ xfs_ioctl_setattr(
}
- if (mask & FSX_EXTSIZE)
- ip->i_d.di_extsize = fa->fsx_extsize >> mp->m_sb.sb_blocklog;
if (mask & FSX_XFLAGS) {
xfs_set_diflags(ip, fa->fsx_xflags);
xfs_diflags_to_linux(ip);
}
+ /*
+ * Only set the extent size hint if we've already determined that the
+ * extent size hint should be set on the inode. If no extent size flags
+ * are set on the inode then unconditionally clear the extent size hint.
+ */
+ if (mask & FSX_EXTSIZE) {
+ int extsize = 0;
+
+ if (ip->i_d.di_flags &
+ (XFS_DIFLAG_EXTSIZE | XFS_DIFLAG_EXTSZINHERIT))
+ extsize = fa->fsx_extsize >> mp->m_sb.sb_blocklog;
+ ip->i_d.di_extsize = extsize;
+ }
+
xfs_trans_ichgtime(tp, ip, XFS_ICHGTIME_CHG);
xfs_trans_log_inode(tp, ip, XFS_ILOG_CORE);