linux-kernel - Re: [PATCH 1/6] x86: events: Avoid TIF

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Message-ID: <20200914103319.GO1362448@hirez.programming.kicks-ass.net>
Date:   Mon, 14 Sep 2020 12:33:19 +0200
From:   peterz@...radead.org
To:     Gabriel Krisman Bertazi <krisman@...labora.com>
Cc:     luto@...nel.org, tglx@...utronix.de, hpa@...or.com, bp@...en8.de,
        rric@...nel.org, mingo@...hat.com, x86@...nel.org,
        linux-kernel@...r.kernel.org, kernel@...labora.com
Subject: Re: [PATCH 1/6] x86: events: Avoid TIF_IA32 when checking 64bit mode

On Sat, Sep 12, 2020 at 03:05:48AM -0400, Gabriel Krisman Bertazi wrote:
> In preparation to remove TIF_IA32, stop using it in perf events code.
> 
> Tested by running perf on 32-bit, 64-bit and x32 applications.
> 
> Suggested-by: Andy Lutomirski <luto@...nel.org>
> Signed-off-by: Gabriel Krisman Bertazi <krisman@...labora.com>

Acked-by: Peter Zijlstra (Intel) <peterz@...radead.org>