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Date: Fri, 16 May 2014 08:12:49 -0700
From: Christoph Hellwig <hch@infradead.org>
To: Kinglong Mee <kinglongmee@gmail.com>
Cc: "J. Bruce Fields" <bfields@fieldses.org>, linux-nfs@vger.kernel.org
Subject: Re: [PATCH v2] NFSD: Don't clear SUID/SGID after root writing data
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On Fri, May 16, 2014 at 03:31:09PM +0800, Kinglong Mee wrote:
> xfstests generic/193 only tests non-root user truncating file
> with root setting SGID/SUID mode. generic/193 will not fail.

generic/193 reproducibly fails for me.