From: Oliver Neukum <oliver@neukum.org>
To: Denis Vlasenko <vda@ilport.com.ua>
Cc: rostedt@goodmis.org, Arjan van de Ven <arjan@infradead.org>,
Jens Axboe <axboe@suse.de>,
linux-kernel@vger.kernel.org
Subject: Re: kmalloc without GFP_xxx?
Date: Wed, 29 Jun 2005 17:12:55 +0200 [thread overview]
Message-ID: <200506291712.55893.oliver@neukum.org> (raw)
In-Reply-To: <200506291714.32990.vda@ilport.com.ua>
Am Mittwoch, 29. Juni 2005 16:14 schrieb Denis Vlasenko:
> This is more or less what I meant. Why think about each kmalloc and when you
> eventually did get it right: "Aha, we _sometimes_ get called from spinlocked code,
> GFP_ATOMIC then" - you still do atomic alloc even if cases when you
> were _not_ called from locked code! Thus you needed to think longer and got
> code which is worse.
And if not? GFP_NOFS and GFP_NOIO exist for a reason.
Regards
Oliver
next prev parent reply other threads:[~2005-06-29 15:12 UTC|newest]
Thread overview: 27+ messages / expand[flat|nested] mbox.gz Atom feed top
2005-06-29 11:02 kmalloc without GFP_xxx? Denis Vlasenko
2005-06-29 11:15 ` Jens Axboe
2005-06-29 11:18 ` Denis Vlasenko
2005-06-29 11:25 ` Jens Axboe
2005-06-29 11:15 ` Arjan van de Ven
2005-06-29 11:20 ` Denis Vlasenko
2005-06-29 11:37 ` Arjan van de Ven
2005-06-29 13:44 ` Steven Rostedt
2005-06-29 14:14 ` Denis Vlasenko
2005-06-29 14:23 ` Jörn Engel
2005-06-29 14:53 ` Steven Rostedt
2005-06-29 15:10 ` Jörn Engel
2005-06-29 15:48 ` Steven Rostedt
2005-06-29 15:54 ` Jörn Engel
2005-06-29 16:04 ` Steven Rostedt
2005-06-29 15:12 ` Oliver Neukum [this message]
2005-06-29 16:48 ` Timur Tabi
2005-06-29 17:22 ` Steven Rostedt
2005-06-29 17:43 ` Richard B. Johnson
2005-06-29 18:07 ` Steven Rostedt
2005-06-30 7:52 ` Denis Vlasenko
2005-06-30 8:05 ` Steven Rostedt
2005-06-30 1:02 ` Benjamin Herrenschmidt
2005-06-30 6:02 ` Steven Rostedt
-- strict thread matches above, loose matches on Subject: below --
2005-06-29 20:28 Manfred Spraul
2005-06-29 20:44 Manfred Spraul
2005-06-30 5:57 ` Steven Rostedt
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