linux-kernel - Re: [PATCH 07/11] x86/mm: Remove pgd_list use from vmalloc_sync

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Date:	Tue, 22 Sep 2015 10:59:35 -0700
From:	Linus Torvalds <torvalds@...ux-foundation.org>
To:	Ingo Molnar <mingo@...nel.org>
Cc:	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
	linux-mm <linux-mm@...ck.org>,
	Andy Lutomirski <luto@...capital.net>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Denys Vlasenko <dvlasenk@...hat.com>,
	Brian Gerst <brgerst@...il.com>,
	Peter Zijlstra <peterz@...radead.org>,
	Borislav Petkov <bp@...en8.de>,
	"H. Peter Anvin" <hpa@...or.com>, Oleg Nesterov <oleg@...hat.com>,
	Waiman Long <waiman.long@...com>,
	Thomas Gleixner <tglx@...utronix.de>
Subject: Re: [PATCH 07/11] x86/mm: Remove pgd_list use from vmalloc_sync_all()

On Mon, Sep 21, 2015 at 11:23 PM, Ingo Molnar <mingo@...nel.org> wrote:
> +
> +               for_each_process(g) {
> +                       struct task_struct *p;
> +                       struct mm_struct *mm;
> +
> +                       p = find_lock_task_mm(g);
> +                       if (!p)
> +                               continue;
...
> +                       task_unlock(p);

You know the drill by now..

                Linus
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