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Message-ID: <20171129104841.63slqtfrrjwvyrfi@hirez.programming.kicks-ass.net>
Date: Wed, 29 Nov 2017 11:48:41 +0100
From: Peter Zijlstra <peterz@...radead.org>
To: linux-kernel@...r.kernel.org, Thomas Gleixner <tglx@...utronix.de>
Cc: Dave Hansen <dave.hansen@...ux.intel.com>,
Andy Lutomirski <luto@...nel.org>,
Ingo Molnar <mingo@...nel.org>, Borislav Petkov <bp@...en8.de>,
Brian Gerst <brgerst@...il.com>,
Denys Vlasenko <dvlasenk@...hat.com>,
"H. Peter Anvin" <hpa@...or.com>,
Josh Poimboeuf <jpoimboe@...hat.com>,
Linus Torvalds <torvalds@...ux-foundation.org>,
Rik van Riel <riel@...hat.com>, daniel.gruss@...k.tugraz.at,
hughd@...gle.com, keescook@...gle.com, linux-mm@...ck.org,
michael.schwarz@...k.tugraz.at, moritz.lipp@...k.tugraz.at,
richard.fellner@...dent.tugraz.at,
Andy Lutomirski <luto@...capital.net>
Subject: Re: [PATCH 4/6] x86/mm/kaiser: Support PCID without INVPCID
On Wed, Nov 29, 2017 at 11:33:05AM +0100, Peter Zijlstra wrote:
> +DECLARE_PER_CPU(unsigned long, user_asid_flush_mask);
Ah, I meant to make that: DECLARE_BITMAP(TLB_NR_DYN_ASIDS)
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