Re: [PATCH v2 1/2] xfs: fix tmpfile/selinux deadlock and initialize security/acl

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On Wed, Apr 09, 2014 at 03:21:50PM -0400, Brian Foster wrote:
> xfs_vn_tmpfile() also fails to initialize security or default acls on
> the newly created inode.

Which it doesn't have to, as it is never available in the filesystem
namespace.

> The d_tmpfile() call is removed from xfs_create_tmpfile() and pulled up
> into the new handler to address the deadlock. E.g., xfs_create_tmpfile()
> has committed the create transaction and unlocked the inode prior to
> mapping the inode to the dentry.

This part of the patch looks sane, although the window where the XFS
inode and VFS inode i_nlink are out of sync worries me a little.

I don't think the other refactoring belongs into the same patch.

If we decide that we want it please avoid the useless ACL inheritance
for tmpfiles.

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