From: Andrew Morton <akpm@digeo.com>
To: Brad Hards <bhards@bigpond.net.au>
Cc: Rusty Russell <rusty@rustcorp.com.au>,
Linux Kernel Mailing List <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH] Deprecate exec_usermodehelper, fix request_module.
Date: Thu, 02 Jan 2003 23:36:57 -0800 [thread overview]
Message-ID: <3E153D99.58D95C0F@digeo.com> (raw)
In-Reply-To: 200301031722.03325.bhards@bigpond.net.au
Brad Hards wrote:
>
> -----BEGIN PGP SIGNED MESSAGE-----
> Hash: SHA1
>
> On Fri, 3 Jan 2003 16:08, Rusty Russell wrote:
> > + * Must be called from process context. Returns a negative error code
> > + * if program was not execed successfully, or (exitcode << 8 + signal)
> > + * of the application (0 if wait is not set).
> Any chance that you can remove this (existing) restriction. It'd be good to be
> able to use this in some networking code (eg netif_carrier_[off|on]() ), but
> that might be in interrupt context.
>
> It may be just a matter of duplicating the arguments, but I really know SFA
> about this stuff, and am loath to touch it least it turn to mush in my
> fingers.
>
I vaguely seem to recall having done that once.
It wasn't very pretty:
int gfp_flags = in_interrupt() ? GFP_ATOMIC : GFP_KERNEL;
Patch against 2.4.0-test13 is at http://www.zip.com.au/~akpm/linux/1.txt
prev parent reply other threads:[~2003-01-03 7:28 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2003-01-02 9:36 [PATCH] Deprecate exec_usermodehelper, fix request_module Rusty Russell
2003-01-02 17:14 ` Marcel Holtmann
2003-01-02 19:08 ` Thomas Sailer
2003-01-03 5:08 ` Rusty Russell
2003-01-03 6:21 ` Brad Hards
2003-01-03 7:25 ` Jeff Garzik
2003-01-03 7:36 ` Andrew Morton [this message]
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