linux-kernel - RE: [PATCH 5/9] mailbox: change protection mechanisms

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Message-ID: <B5906170F1614E41A8A28DE3B8D121433EC9CE80@DBDE01.ent.ti.com>
Date:	Fri, 21 Dec 2012 10:28:48 +0000
From:	"Bedia, Vaibhav" <vaibhav.bedia@...com>
To:	Loic Pallardy <loic.pallardy-ext@...ricsson.com>,
	Greg Kroah-Hartman <gregkh@...uxfoundation.org>
CC:	Ohad Ben-Cohen <ohad@...ery.com>,
	"linux-omap@...r.kernel.org" <linux-omap@...r.kernel.org>,
	Russell King <linux@....linux.org.uk>,
	Loic PALLARDY <loic.pallardy@...com>,
	Arnd Bergmann <arnd@...db.de>,
	Janusz Krzysztofik <jkrzyszt@....icnet.pl>,
	Tony Lindgren <tony@...mide.com>,
	Linus Walleij <linus.walleij@...aro.org>,
	Mark Brown <broonie@...nsource.wolfsonmicro.com>,
	"Gutierrez, Juan" <jgutierrez@...com>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	Felipe Contreras <felipe.contreras@...ia.com>,
	Dom Cobley <popcornmix@...il.com>,
	Wim Van Sebroeck <wim@...ana.be>,
	Omar Ramirez Luna <omar.ramirez@...itl.com>,
	Tejun Heo <tj@...nel.org>, "Anna, Suman" <s-anna@...com>,
	STEricsson_nomadik_linux <STEricsson_nomadik_linux@...t.st.com>,
	"linux-arm-kernel@...ts.infradead.org" 
	<linux-arm-kernel@...ts.infradead.org>
Subject: RE: [PATCH 5/9] mailbox: change protection mechanisms

On Tue, Dec 18, 2012 at 18:40:08, Loic Pallardy wrote:
> TX: replace spin by mutex
> RX: replace spin_lock_irq by spin_lock_irqsave
> 

Can you please add a short note on why this is being done?

Regards,
Vaibhav 

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