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c=relaxed/relaxed; d=linutronix.de; s=2020e; t=1606746487; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: in-reply-to:in-reply-to:references:references; bh=JhhjWTvHpqu/MrU5zt4R7Kl4BBTN/cdgdM4DvMarTbg=; b=y/LNifvj+o9uDsEcVQl+oFz0n0bGiYJRO2oE3oIG0FXzRZrkVMZLyBO8qYjNGl9QPWw7W9 UTVM58CIn1QKsRDg== From: Sebastian Andrzej Siewior To: Oleksandr Natalenko Cc: Mike Galbraith , linux-kernel@vger.kernel.org, linux-mm@kvack.org, Andrew Morton , Steven Rostedt , Thomas Gleixner , linux-rt-users@vger.kernel.org Subject: Re: scheduling while atomic in z3fold Message-ID: <20201130142805.ah46i3gfazcdlujj@linutronix.de> References: <20201128140924.iyqr2h52z2olt6zb@spock.localdomain> <20201128142723.zik6d5skvt3uwu5f@spock.localdomain> <15171df044b167351e7f6a688aabd71bade9ae2a.camel@gmx.de> <79ee43026efe5aaa560953ea8fe29a826ac4e855.camel@gmx.de> <20201129112922.db53kmtpu76xxukj@spock.localdomain> <90c4857c53b657147bfb71a281ece9839b0373c2.camel@gmx.de> <20201130132014.mlvxeyiub3fpwyw7@linutronix.de> <20201130135322.zi7moa57ajbdvfpy@spock.localdomain> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline In-Reply-To: <20201130135322.zi7moa57ajbdvfpy@spock.localdomain> X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: On 2020-11-30 14:53:22 [+0100], Oleksandr Natalenko wrote: > > diff --git a/mm/zswap.c b/mm/zswap.c > > index 78a20f7b00f2c..b24f761b9241c 100644 > > --- a/mm/zswap.c > > +++ b/mm/zswap.c > > @@ -394,7 +394,9 @@ struct zswap_comp { > > u8 *dstmem; > > }; > > > > -static DEFINE_PER_CPU(struct zswap_comp, zswap_comp); > > +static DEFINE_PER_CPU(struct zswap_comp, zswap_comp) = { > > + .lock = INIT_LOCAL_LOCK(lock), > > Is it a residue? It as been added on purpose. Sebastian