From: Christoph Hellwig <hch@infradead.org>
To: Jiang Liu <liuj97@gmail.com>
Cc: Andrew Morton <akpm@linux-foundation.org>,
Shaohua Li <shli@kernel.org>, Ingo Molnar <mingo@elte.hu>,
Peter Zijlstra <a.p.zijlstra@chello.nl>,
Steven Rostedt <rostedt@goodmis.org>,
Jiri Kosina <trivial@kernel.org>,
Wang YanQing <udknight@gmail.com>,
linux-kernel@vger.kernel.org, linux-arch@vger.kernel.org
Subject: Re: [RFC PATCH v3 00/19] simplify generic cross CPU function call implementation
Date: Wed, 4 Dec 2013 08:19:56 -0800 [thread overview]
Message-ID: <20131204161956.GA6094@infradead.org> (raw)
In-Reply-To: <1386173591-28514-1-git-send-email-liuj97@gmail.com>
On Thu, Dec 05, 2013 at 12:12:51AM +0800, Jiang Liu wrote:
> Since commit 9a46ad6d6df3b54 "smp: make smp_call_function_many() use
> logic similar to smp_call_function_single()", single and multiple
> (mask version) cross CPU function calls are handled in the same way,
> and generic_smp_call_function_interrupt() becomes an aliases of
> generic_smp_call_function_single_interrupt(), so only one interrupt
> is needed for arch code to support generic SMP function call interfaces.
> This patch series simplifies arch code by killing the redundant
> interrupt for cross CPU function calls.
>
> We choose to keep generic_smp_call_function_interrupt() instead of
> generic_smp_call_function_single_interrupt() because the former is
> more generic.
Maybe drop the generic as well to get the name down to a reasonable
length? :)
prev parent reply other threads:[~2013-12-04 16:20 UTC|newest]
Thread overview: 26+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-12-04 16:12 [RFC PATCH v3 00/19] simplify generic cross CPU function call implementation Jiang Liu
2013-12-04 16:12 ` [RFC PATCH v3 01/19] Revert "kernel/smp.c: free related resources when failure occurs in hotplug_cfd()" Jiang Liu
2013-12-04 16:12 ` [RFC PATCH v3 02/19] Revert "smp: Fix SMP function call empty cpu mask race" Jiang Liu
2013-12-04 16:12 ` [RFC PATCH v3 03/19] smp, alpha: kill SMP single function call interrupt Jiang Liu
2013-12-04 16:12 ` [RFC PATCH v3 04/19] smp, ARM: " Jiang Liu
2013-12-04 16:12 ` [RFC PATCH v3 05/19] smp, ARM64: " Jiang Liu
2013-12-04 16:12 ` [RFC PATCH v3 06/19] smp, blackfin: " Jiang Liu
2013-12-04 16:12 ` [RFC PATCH v3 07/19] smp, hexagon: " Jiang Liu
2013-12-05 1:42 ` rkuo
2013-12-04 16:12 ` [RFC PATCH v3 08/19] smp, IA64: " Jiang Liu
2013-12-04 16:13 ` [RFC PATCH v3 09/19] smp, m32r: " Jiang Liu
2013-12-04 16:13 ` [RFC PATCH v3 10/19] smp, metag: " Jiang Liu
2013-12-04 16:38 ` James Hogan
2013-12-05 16:31 ` Jiang Liu
2013-12-04 16:13 ` [RFC PATCH v3 11/19] smp, mn10300: " Jiang Liu
2013-12-04 16:13 ` [RFC PATCH v3 12/19] smp, mn10300: enable arch_send_call_function_ipi_mask() Jiang Liu
2013-12-04 16:13 ` [RFC PATCH v3 13/19] smp, s390: prepare for killing generic_smp_call_function_single_interrupt() Jiang Liu
2013-12-06 9:43 ` Heiko Carstens
2013-12-04 16:13 ` [RFC PATCH v3 14/19] smp, sh: kill SMP single function call interrupt Jiang Liu
2013-12-04 16:13 ` [RFC PATCH v3 15/19] smp, sparc64: " Jiang Liu
2013-12-04 16:13 ` [RFC PATCH v3 16/19] smp, sparc: " Jiang Liu
2013-12-04 16:13 ` [RFC PATCH v3 17/19] smp, tile: " Jiang Liu
2013-12-05 21:08 ` Chris Metcalf
2013-12-04 16:13 ` [RFC PATCH v3 18/19] " Jiang Liu
2013-12-04 16:13 ` [RFC PATCH v3 19/19] smp, x86: " Jiang Liu
2013-12-04 16:19 ` Christoph Hellwig [this message]
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