From: Philippe Gerum <rpm@xenomai.org>
To: Jan Kiszka <jan.kiszka@domain.hid>
Cc: adeos-main@gna.org, xenomai-core <xenomai@xenomai.org>
Subject: [Xenomai-core] Re: [Adeos-main] [RFC] type-based spinlock op selection
Date: Wed, 06 Dec 2006 10:41:56 +0100 [thread overview]
Message-ID: <1165398116.7218.31.camel@domain.hid> (raw)
In-Reply-To: <4576842B.1090203@domain.hid>
On Wed, 2006-12-06 at 09:49 +0100, Jan Kiszka wrote:
> Hi,
>
> reading through the I-pipe patch I noticed that there are quite a few
> spin_lock->spin_lock_hw and similar conversions. Having the conversion
> mechanism of the -rt patch in mind, I wrote the attached I-pipe cleanup
> that applies a similar pattern on this issue. Gives more than 10k patch
> size reduction for x86 and a bit more safety against minor variations of
> the patched code. Still, review of the lock usages keeps on being
> required as the lock user could assume running IRQs off while I-pipe may
> not guarantee this.
>
> The required patch for Xenomai is attached as well.
>
I definitely like this. Queued for testing, thanks.
--
Philippe.
next prev parent reply other threads:[~2006-12-06 9:41 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-12-06 8:49 [Xenomai-core] [RFC] type-based spinlock op selection Jan Kiszka
2006-12-06 9:41 ` Philippe Gerum [this message]
2006-12-13 17:04 ` [Xenomai-core] Re: [Adeos-main] " Jan Kiszka
2006-12-13 17:24 ` Philippe Gerum
2006-12-13 17:27 ` Jan Kiszka
2006-12-13 17:37 ` Philippe Gerum
2006-12-14 20:50 ` Philippe Gerum
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