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From: "Darrick J. Wong" <djwong@kernel.org>
To: "Holger Hoffstätte" <holger@applied-asynchrony.com>
Cc: Christoph Hellwig <hch@infradead.org>,
	Andrey Albershteyn <aalbersh@redhat.com>,
	"A. Wilcox" <AWilcox@wilcox-tech.com>,
	linux-xfs@vger.kernel.org
Subject: Re: [PATCH v2] xfs_scrub: fix strerror_r usage yet again
Date: Fri, 26 Sep 2025 09:27:16 -0700	[thread overview]
Message-ID: <20250926162716.GA8096@frogsfrogsfrogs> (raw)
In-Reply-To: <64881075-46f0-ec0a-f747-dbea46fc5caf@applied-asynchrony.com>

On Thu, Sep 25, 2025 at 10:58:38PM +0200, Holger Hoffstätte wrote:
> On 2025-09-25 22:04, Darrick J. Wong wrote:
> > Has strerror() been designated as thread-safe at a POSIX level, or is
> > this just an implementation quirk of these two C libraries?  strerror
> > definitely wasn't thread-safe on glibc when I wrote this program.
> 
> It still is not:
> https://pubs.opengroup.org/onlinepubs/9799919799/functions/strerror.html
> 
> Pretty safe to say that this particular train has sailed.

Sailed off the end of the pier, yeah. ;)

Andrey: could you pick this one up, please?

--D

> cheers
> Holger
> 

  reply	other threads:[~2025-09-26 16:27 UTC|newest]

Thread overview: 10+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2025-09-19 16:14 [PATCH v2] xfs_scrub: fix strerror_r usage yet again Darrick J. Wong
2025-09-20 11:21 ` A. Wilcox
2025-09-22 17:01 ` Christoph Hellwig
2025-09-24  0:53   ` Darrick J. Wong
2025-09-25  7:23     ` Christoph Hellwig
2025-09-25 20:04       ` Darrick J. Wong
2025-09-25 20:58         ` Holger Hoffstätte
2025-09-26 16:27           ` Darrick J. Wong [this message]
2025-10-03 10:07             ` Andrey Albershteyn
2025-09-29  6:34         ` Christoph Hellwig

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