From: Ingo Molnar <mingo@redhat.com>
To: Dave Jones <davej@redhat.com>
Cc: Linux Kernel <linux-kernel@vger.kernel.org>, mingo@elte.hu
Subject: Re: Shrink the held_lock struct by using bitfields.
Date: Sun, 14 Jan 2007 19:45:50 +0100 [thread overview]
Message-ID: <1168800350.32239.13.camel@earth> (raw)
In-Reply-To: <20070102233824.GF18033@redhat.com>
On Tue, 2007-01-02 at 18:38 -0500, Dave Jones wrote:
> + unsigned char irq_context:1;
> + unsigned char trylock:1;
> + unsigned char read:2;
> + unsigned char check:1;
> + unsigned char hardirqs_off:1;
cool! I totally missed those. I'd even do this for 2.6.20, but it's
probably too late for that.
Acked-by: Ingo Molnar <mingo@redhat.com>
Ingo
next prev parent reply other threads:[~2007-01-14 18:50 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-01-02 23:35 Shrink the held_lock struct by using bitfields Dave Jones
2007-01-02 23:38 ` Dave Jones
2007-01-14 18:45 ` Ingo Molnar [this message]
2007-01-14 19:42 ` [patch] lockdep: shrink held_lock structure Ingo Molnar
2007-01-14 19:52 ` Ingo Molnar
[not found] <7z1oG-6Jr-5@gated-at.bofh.it>
2007-01-03 0:47 ` Shrink the held_lock struct by using bitfields Bodo Eggert
2007-01-03 1:06 ` Dave Jones
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