From: Anshuman Khandual <anshuman.khandual@arm.com>
To: Peter Zijlstra <peterz@infradead.org>
Cc: linux-mm@kvack.org, akpm@linux-foundation.org,
Heiko Carstens <hca@linux.ibm.com>,
Vasily Gorbik <gor@linux.ibm.com>,
Thomas Gleixner <tglx@linutronix.de>,
Ingo Molnar <mingo@redhat.com>,
x86@kernel.org, linux-s390@vger.kernel.org,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH] mm/thp: Make ARCH_ENABLE_SPLIT_PMD_PTLOCK dependent on PGTABLE_LEVELS > 2
Date: Mon, 10 May 2021 15:36:29 +0530 [thread overview]
Message-ID: <843e545a-ca0c-6a1e-2ab0-28ccca182400@arm.com> (raw)
In-Reply-To: <20210510085313.GB5618@worktop.programming.kicks-ass.net>
On 5/10/21 2:23 PM, Peter Zijlstra wrote:
> On Mon, May 10, 2021 at 10:05:45AM +0530, Anshuman Khandual wrote:
>> - select ARCH_ENABLE_SPLIT_PMD_PTLOCK if X86_64 || X86_PAE
>> + select ARCH_ENABLE_SPLIT_PMD_PTLOCK if (PGTABLE_LEVELS > 2) && (X86_64 || X86_PAE)
>
> It's still very early on a Monday, but IIRC this new condition is
> identical to the pre-existing one.
Did not get it, could you please elaborate ?
next prev parent reply other threads:[~2021-05-10 10:06 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-05-10 4:35 [PATCH] mm/thp: Make ARCH_ENABLE_SPLIT_PMD_PTLOCK dependent on PGTABLE_LEVELS > 2 Anshuman Khandual
2021-05-10 8:53 ` Peter Zijlstra
2021-05-10 10:06 ` Anshuman Khandual [this message]
2021-05-10 10:10 ` Oscar Salvador
2021-05-10 10:16 ` Anshuman Khandual
2021-05-10 11:51 ` Anshuman Khandual
[not found] ` <a4403be6-5b74-2c86-bc4c-42ae4f0764dc@arm.com>
2021-05-17 14:13 ` Gerald Schaefer
2021-05-19 11:07 ` Gerald Schaefer
2021-05-24 9:41 ` Anshuman Khandual
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