From: Peter Zijlstra <peterz@infradead.org>
To: Nadav Amit <namit@vmware.com>
Cc: Ingo Molnar <mingo@kernel.org>, Borislav Petkov <bp@alien8.de>,
Andy Lutomirski <luto@kernel.org>, Ingo Molnar <mingo@redhat.com>,
Thomas Gleixner <tglx@linutronix.de>,
"x86@kernel.org" <x86@kernel.org>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
Dave Hansen <dave.hansen@intel.com>
Subject: Re: [PATCH v2] x86/mm/tlb: Remove flush_tlb_info from the stack
Date: Fri, 26 Apr 2019 09:53:49 +0200 [thread overview]
Message-ID: <20190426075349.GA4038@hirez.programming.kicks-ass.net> (raw)
In-Reply-To: <FA82D7BD-5657-4681-B76E-3452A71171B6@vmware.com>
On Thu, Apr 25, 2019 at 09:20:24PM +0000, Nadav Amit wrote:
> > I think that's a bug and PeterZ is fixing those.
>
> This would be quite surprising.
I need to get back to that percpu series .... :/
> Even atomic_dec() does not imply a compilers
> barrier. I think I should leave it as is for now, and let Peter change it
> later if he decides to do so. Let me know if you disagree.
https://lkml.kernel.org/r/20190424124421.808471451@infradead.org
next prev parent reply other threads:[~2019-04-26 7:54 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-04-25 18:08 [PATCH v2] x86/mm/tlb: Remove flush_tlb_info from the stack Nadav Amit
2019-04-25 18:50 ` Andy Lutomirski
2019-04-25 19:13 ` Nadav Amit
2019-04-25 19:29 ` Ingo Molnar
2019-04-25 19:42 ` Nadav Amit
2019-04-25 19:48 ` Ingo Molnar
2019-04-25 21:20 ` Nadav Amit
2019-04-26 7:53 ` Peter Zijlstra [this message]
2019-04-26 8:37 ` Nadav Amit
2019-04-26 11:46 ` Peter Zijlstra
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