From: Bernd Petrovitsch <bernd@petrovitsch.priv.at>
To: David Laight <David.Laight@ACULAB.COM>,
"Karstens, Nate" <Nate.Karstens@garmin.com>,
Matthew Wilcox <willy@infradead.org>
Cc: Alexander Viro <viro@zeniv.linux.org.uk>,
Jeff Layton <jlayton@kernel.org>,
"J. Bruce Fields" <bfields@fieldses.org>,
Arnd Bergmann <arnd@arndb.de>,
Richard Henderson <rth@twiddle.net>,
Ivan Kokshaysky <ink@jurassic.park.msu.ru>,
Matt Turner <mattst88@gmail.com>,
"James E.J. Bottomley" <James.Bottomley@hansenpartnership.com>,
Helge Deller <deller@gmx.de>,
"David S. Miller" <davem@davemloft.net>,
Jakub Kicinski <kuba@kernel.org>,
"linux-fsdevel@vger.kernel.org" <linux-fsdevel@vger.kernel.org>,
"linux-arch@vger.kernel.org" <linux-arch@vger.kernel.org>,
"linux-alpha@vger.kernel.org" <linux-alpha@vger.kernel.org>,
"linux-parisc@vger.kernel.org" <linux-parisc@vger.kernel.org>,
"sparclinux@vger.kernel.org" <sparclinux@vger.kernel.org>,
"netdev@vger.kernel.org" <netdev@vger.kernel.org>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
Changli Gao <xiaosuo@gmail.com>
Subject: Re: [PATCH 1/4] fs: Implement close-on-fork
Date: Thu, 23 Apr 2020 12:34:09 +0000 [thread overview]
Message-ID: <f3640ed9-d846-9cbd-7690-53da5ff1473a@petrovitsch.priv.at> (raw)
In-Reply-To: <337320db094d4426a621858fa0f6d7fd@AcuMS.aculab.com>
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Hi all!
On 22/04/2020 16:55, David Laight wrote:
> From: Bernd Petrovitsch
>> Sent: 22 April 2020 17:32
> ...
>> Apart from that, system() is a PITA even on
>> single/non-threaded apps.
>
> Not only that, it is bloody dangerous because (typically)
> shell is doing post substitution syntax analysis.
I actually meant exactly that with PITA;-)
> If you need to run an external process you need to generate
> an arv[] array containing the parameters.
FullACK. That is usually similar trivial ...
MfG,
Bernd
--
There is no cloud, just other people computers.
-- https://static.fsf.org/nosvn/stickers/thereisnocloud.svg
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next prev parent reply other threads:[~2020-04-23 12:36 UTC|newest]
Thread overview: 25+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-04-20 7:15 Implement close-on-fork Nate Karstens
2020-04-20 7:15 ` [PATCH 1/4] fs: " Nate Karstens
2020-04-20 10:25 ` Eric Dumazet
2020-04-22 3:38 ` Changli Gao
2020-04-22 3:41 ` Changli Gao
2020-04-22 8:35 ` David Laight
2020-05-01 14:45 ` Karstens, Nate
2020-05-01 15:23 ` Matthew Wilcox
2020-05-03 13:52 ` David Laight
2020-04-22 15:36 ` Karstens, Nate
2020-04-22 15:43 ` Matthew Wilcox
2020-04-22 16:02 ` Karstens, Nate
2020-04-22 16:31 ` Bernd Petrovitsch
2020-04-22 16:55 ` David Laight
2020-04-23 12:34 ` Bernd Petrovitsch [this message]
2020-04-20 7:15 ` [PATCH 2/4] fs: Add O_CLOFORK flag for open(2) and dup3(2) Nate Karstens
2020-04-20 7:15 ` [PATCH 3/4] fs: Add F_DUPFD_CLOFORK to fcntl(2) Nate Karstens
2020-04-20 7:15 ` [PATCH 4/4] net: Add SOCK_CLOFORK Nate Karstens
2020-04-22 14:32 ` Implement close-on-fork James Bottomley
2020-04-22 15:01 ` Al Viro
2020-04-22 15:18 ` Matthew Wilcox
2020-04-22 15:34 ` James Bottomley
2020-04-22 16:00 ` Al Viro
2020-04-22 16:13 ` Al Viro
2020-05-04 13:46 ` Karstens, Nate
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