From: Catalin Marinas <catalin.marinas@arm.com>
To: Anshuman Khandual <anshuman.khandual@arm.com>
Cc: linux-arm-kernel@lists.infradead.org,
linux-kernel@vger.kernel.org, will@kernel.org,
Suzuki K Poulose <suzuki.poulose@arm.com>,
James Morse <james.morse@arm.com>,
Jonathan Corbet <corbet@lwn.net>,
Mark Rutland <mark.rutland@arm.com>,
linux-doc@vger.kernel.org
Subject: Re: [PATCH V3 2/2] arm64: errata: Workaround possible Cortex-A715 [ESR|FAR]_ELx corruption
Date: Wed, 16 Nov 2022 14:41:07 +0000 [thread overview]
Message-ID: <Y3T2g5yvOSfkAHmm@arm.com> (raw)
In-Reply-To: <20221116140915.356601-3-anshuman.khandual@arm.com>
On Wed, Nov 16, 2022 at 07:39:15PM +0530, Anshuman Khandual wrote:
> diff --git a/arch/arm64/include/asm/hugetlb.h b/arch/arm64/include/asm/hugetlb.h
> index d20f5da2d76f..6a4a1ab8eb23 100644
> --- a/arch/arm64/include/asm/hugetlb.h
> +++ b/arch/arm64/include/asm/hugetlb.h
> @@ -49,6 +49,15 @@ extern pte_t huge_ptep_get(pte_t *ptep);
>
> void __init arm64_hugetlb_cma_reserve(void);
>
> +#define huge_ptep_modify_prot_start huge_ptep_modify_prot_start
> +extern pte_t huge_ptep_modify_prot_start(struct vm_area_struct *vma,
> + unsigned long addr, pte_t *ptep);
> +
> +#define huge_ptep_modify_prot_commit huge_ptep_modify_prot_commit
> +extern void huge_ptep_modify_prot_commit(struct vm_area_struct *vma,
> + unsigned long addr, pte_t *ptep,
> + pte_t old_pte, pte_t new_pte);
I wonder whether we should have kept this as static inline in the header
file. But we can move them later if anyone complains of a performance
regression.
Reviewed-by: Catalin Marinas <catalin.marinas@arm.com>
next prev parent reply other threads:[~2022-11-16 14:41 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-11-16 14:09 [PATCH V3 0/2] arm64: errata: Workaround Cortex-A715 errata #2645198 Anshuman Khandual
2022-11-16 14:09 ` [PATCH V3 1/2] arm64: Add Cortex-715 CPU part definition Anshuman Khandual
2022-11-16 14:09 ` [PATCH V3 2/2] arm64: errata: Workaround possible Cortex-A715 [ESR|FAR]_ELx corruption Anshuman Khandual
2022-11-16 14:41 ` Catalin Marinas [this message]
2022-11-18 19:40 ` [PATCH V3 0/2] arm64: errata: Workaround Cortex-A715 errata #2645198 Will Deacon
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=Y3T2g5yvOSfkAHmm@arm.com \
--to=catalin.marinas@arm.com \
--cc=anshuman.khandual@arm.com \
--cc=corbet@lwn.net \
--cc=james.morse@arm.com \
--cc=linux-arm-kernel@lists.infradead.org \
--cc=linux-doc@vger.kernel.org \
--cc=linux-kernel@vger.kernel.org \
--cc=mark.rutland@arm.com \
--cc=suzuki.poulose@arm.com \
--cc=will@kernel.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).