From: Will Deacon <will.deacon@arm.com>
To: Mike Rapoport <rppt@linux.ibm.com>
Cc: Mark Rutland <mark.rutland@arm.com>,
Catalin Marinas <catalin.marinas@arm.com>,
linux-kernel@vger.kernel.org, linux-mm@kvack.org,
Qian Cai <cai@lca.pw>, Andrew Morton <akpm@linux-foundation.org>,
linux-arm-kernel@lists.infradead.org
Subject: Re: [PATCH] arm64/mm: don't initialize pgd_cache twice
Date: Tue, 18 Jun 2019 10:25:40 +0100 [thread overview]
Message-ID: <20190618092540.GA30899@fuggles.cambridge.arm.com> (raw)
In-Reply-To: <1560843149-13845-1-git-send-email-rppt@linux.ibm.com>
On Tue, Jun 18, 2019 at 10:32:29AM +0300, Mike Rapoport wrote:
> When PGD_SIZE != PAGE_SIZE, arm64 uses kmem_cache for allocation of PGD
> memory. That cache was initialized twice: first through
> pgtable_cache_init() alias and then as an override for weak
> pgd_cache_init().
>
> Remove the alias from pgtable_cache_init() and keep the only pgd_cache
> initialization in pgd_cache_init().
>
> Fixes: caa841360134 ("x86/mm: Initialize PGD cache during mm initialization")
> Signed-off-by: Mike Rapoport <rppt@linux.ibm.com>
> ---
> arch/arm64/include/asm/pgtable.h | 3 +--
> 1 file changed, 1 insertion(+), 2 deletions(-)
Thanks, Mike.
Will
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prev parent reply other threads:[~2019-06-18 9:25 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-06-18 7:32 [PATCH] arm64/mm: don't initialize pgd_cache twice Mike Rapoport
2019-06-18 9:25 ` Will Deacon [this message]
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