ocfs2: ignore NULL vfsmnt in ocfs2_should_update_atime()
This can come from NFSD. Signed-off-by: Mark Fasheh <mark.fasheh@oracle.com>
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@ -149,6 +149,17 @@ int ocfs2_should_update_atime(struct inode *inode,
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((inode->i_sb->s_flags & MS_NODIRATIME) && S_ISDIR(inode->i_mode)))
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((inode->i_sb->s_flags & MS_NODIRATIME) && S_ISDIR(inode->i_mode)))
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return 0;
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return 0;
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/*
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* We can be called with no vfsmnt structure - NFSD will
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* sometimes do this.
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*
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* Note that our action here is different than touch_atime() -
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* if we can't tell whether this is a noatime mount, then we
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* don't know whether to trust the value of s_atime_quantum.
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*/
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if (vfsmnt == NULL)
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return 0;
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if ((vfsmnt->mnt_flags & MNT_NOATIME) ||
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if ((vfsmnt->mnt_flags & MNT_NOATIME) ||
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((vfsmnt->mnt_flags & MNT_NODIRATIME) && S_ISDIR(inode->i_mode)))
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((vfsmnt->mnt_flags & MNT_NODIRATIME) && S_ISDIR(inode->i_mode)))
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return 0;
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return 0;
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