From: Philippe Gerum <rpm@xenomai.org>
To: Jan Kiszka <jan.kiszka@domain.hid>
Cc: adeos-main <adeos-main@gna.org>
Subject: Re: [Adeos-main] [PATCH 1/5] x86: optimize access to __ipipe_tick_regs
Date: Sun, 30 Dec 2007 11:31:31 +0100 [thread overview]
Message-ID: <47777383.7080006@domain.hid> (raw)
In-Reply-To: <4776D45C.80207@domain.hid>
Jan Kiszka wrote:
> By intention, the compiler is not able to fold succeeding accesses to
> via __raw_get_cpu_var & friends into a single one. As we are in an
> atomic section in __ipipe_handle_irq, let's help him with a temporary
> variable, saving some text size in this hotpath.
>
Will merge, thanks.
--
Philippe.
prev parent reply other threads:[~2007-12-30 10:31 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-12-29 23:12 [Adeos-main] [PATCH 1/5] x86: optimize access to __ipipe_tick_regs Jan Kiszka
2007-12-30 10:31 ` Philippe Gerum [this message]
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