From: Peter Zijlstra <peterz@infradead.org>
To: Sarbojit Ganguly <ganguly.s@samsung.com>
Cc: Arnd Bergmann <arnd@arndb.de>,
"linux-arm-kernel@lists.infradead.org"
<linux-arm-kernel@lists.infradead.org>,
"tglx@linutronix.de" <tglx@linutronix.de>,
"mingo@redhat.com" <mingo@redhat.com>,
"hpa@zytor.com" <hpa@zytor.com>,
"Waiman.Long@hp.com" <Waiman.Long@hp.com>,
"raghavendra.kt@linux.vnet.ibm.com"
<raghavendra.kt@linux.vnet.ibm.com>,
"oleg@redhat.com" <oleg@redhat.com>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
SHARAN ALLUR <sharan.allur@samsung.com>,
"torvalds@linux-foundation.org" <torvalds@linux-foundation.org>,
VIKRAM MUPPARTHI <vikram.m@samsung.com>,
SUNEEL KUMAR SURIMANI <suneel@samsung.com>
Subject: Re: Re: [RFC] arm: Add for atomic half word exchange
Date: Wed, 20 May 2015 08:57:36 +0200 [thread overview]
Message-ID: <20150520065736.GI3644@twins.programming.kicks-ass.net> (raw)
In-Reply-To: <1348896100.440561432098574765.JavaMail.weblogic@ep2mlwas07a>
On Wed, May 20, 2015 at 05:09:34AM +0000, Sarbojit Ganguly wrote:
> Yes, the main advantage of Qspinlock code can be observed in NUMA but
> when I tested in an embedded system, a slight advantage was observed.
OK, great!
This is the first !x86 port I'm aware of and a load-store arch at that,
so its good to hear our efforts at making it generic actually paid off.
next prev parent reply other threads:[~2015-05-20 6:57 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-05-20 5:09 Sarbojit Ganguly
2015-05-20 6:51 ` Arnd Bergmann
2015-05-20 6:57 ` Peter Zijlstra [this message]
2015-06-02 5:49 Sarbojit Ganguly
2015-06-02 6:21 Sarbojit Ganguly
2015-06-02 11:11 Sarbojit Ganguly
2015-07-03 14:35 Sarbojit Ganguly
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