From: Peter Zijlstra <peterz@infradead.org>
To: Paul Mundt <lethal@linux-sh.org>
Cc: Huang Ying <ying.huang@intel.com>,
huang ying <huang.ying.caritas@gmail.com>,
Andrew Morton <akpm@linux-foundation.org>,
Len Brown <lenb@kernel.org>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
Andi Kleen <andi@firstfloor.org>,
"linux-acpi@vger.kernel.org" <linux-acpi@vger.kernel.org>,
Linus Torvalds <torvalds@linux-foundation.org>,
Thomas Gleixner <tglx@linutronix.de>, Ingo Molnar <mingo@elte.hu>,
Mauro Carvalho Chehab <mchehab@redhat.com>
Subject: Re: [PATCH -v4 1/2] lib, Make gen_pool memory allocator lockless
Date: Thu, 18 Nov 2010 09:57:54 +0100 [thread overview]
Message-ID: <1290070674.2109.1303.camel@laptop> (raw)
In-Reply-To: <20101118084341.GA23766@linux-sh.org>
On Thu, 2010-11-18 at 17:43 +0900, Paul Mundt wrote:
>
> The only cause for concern really is SH-2A which supports hardware
> breakpoints (and perf events by proxy) but doesn't contain a PMU, and
> only uses an IRQs disabled cmpxchg for the moment. It also supports
> ftrace. I suppose I'll need to come up with a hack for this case..
Well, as long as it doesn't actually have NMIs it doesn't matter.. If it
does and they're actually used by linux, then yes that needs fixing.
next prev parent reply other threads:[~2010-11-18 8:58 UTC|newest]
Thread overview: 27+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-11-16 0:53 [PATCH -v4 0/2] Lockless memory allocator and list Huang Ying
2010-11-16 0:53 ` [PATCH -v4 1/2] lib, Make gen_pool memory allocator lockless Huang Ying
2010-11-16 21:50 ` Andrew Morton
2010-11-17 2:18 ` Huang Ying
2010-11-17 2:35 ` Andrew Morton
2010-11-17 3:03 ` Huang Ying
2010-11-17 3:57 ` Andrew Morton
2010-11-17 6:05 ` Huang Ying
2010-11-17 10:49 ` Peter Zijlstra
2010-11-17 11:16 ` huang ying
2010-11-17 11:38 ` Peter Zijlstra
2010-11-17 10:40 ` Peter Zijlstra
2010-11-17 11:47 ` huang ying
2010-11-17 11:53 ` Peter Zijlstra
2010-11-18 1:14 ` Huang Ying
2010-11-18 8:34 ` Peter Zijlstra
2010-11-18 8:43 ` Paul Mundt
2010-11-18 8:57 ` Peter Zijlstra [this message]
2010-11-18 9:03 ` Paul Mundt
2010-11-16 0:53 ` [PATCH -v4 2/2] lib, Add lock-less NULL terminated single list Huang Ying
2010-11-16 11:50 ` Peter Zijlstra
2010-11-16 16:33 ` Linus Torvalds
2010-11-16 11:49 ` [PATCH -v4 0/2] Lockless memory allocator and list Peter Zijlstra
2010-11-16 16:38 ` Linus Torvalds
2010-11-16 18:04 ` Peter Zijlstra
2010-11-17 1:45 ` Huang Ying
2010-11-17 1:03 ` Huang Ying
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