linux-kernel - Re: [PATCH 01/11] locking, rwsem: get rid of __down_write

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Message-ID: <20160402002840.GA5329@linux-uzut.site>
Date:	Fri, 1 Apr 2016 17:28:40 -0700
From:	Davidlohr Bueso <dave@...olabs.net>
To:	Michal Hocko <mhocko@...nel.org>
Cc:	LKML <linux-kernel@...r.kernel.org>,
	Peter Zijlstra <peterz@...radead.org>,
	Ingo Molnar <mingo@...hat.com>,
	Thomas Gleixner <tglx@...utronix.de>,
	"H. Peter Anvin" <hpa@...or.com>,
	"David S. Miller" <davem@...emloft.net>,
	Tony Luck <tony.luck@...el.com>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Chris Zankel <chris@...kel.net>,
	Max Filippov <jcmvbkbc@...il.com>, x86@...nel.org,
	linux-alpha@...r.kernel.org, linux-ia64@...r.kernel.org,
	linux-s390@...r.kernel.org, linux-sh@...r.kernel.org,
	sparclinux@...r.kernel.org, linux-xtensa@...ux-xtensa.org,
	linux-arch@...r.kernel.org, Michal Hocko <mhocko@...e.com>
Subject: Re: [PATCH 01/11] locking, rwsem: get rid of __down_write_nested

On Fri, 01 Apr 2016, Michal Hocko wrote:

>From: Michal Hocko <mhocko@...e.com>
>
>This is no longer used anywhere and all callers (__down_write) use
>0 as a subclass. Ditch __down_write_nested to make the code easier
>to follow.
>
>This shouldn't introduce any functional change.
>
>Signed-off-by: Michal Hocko <mhocko@...e.com>

Acked-by: Davidlohr Bueso <dave@...olabs.net>