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Mon, 26 Feb 2024 10:29:24 +0000 (UTC) Date: Mon, 26 Feb 2024 11:29:18 +0100 From: Borislav Petkov To: Shuai Xue , "james.morse@arm.com" Cc: Jonathan Cameron , Dan Williams , Ira Weiny , "Luck, Tony" , rafael@kernel.org, wangkefeng.wang@huawei.com, tanxiaofei@huawei.com, mawupeng1@huawei.com, linmiaohe@huawei.com, naoya.horiguchi@nec.com, gregkh@linuxfoundation.org, will@kernel.org, jarkko@kernel.org, linux-acpi@vger.kernel.org, linux-mm@kvack.org, linux-kernel@vger.kernel.org, akpm@linux-foundation.org, linux-edac@vger.kernel.org, x86@kernel.org, justin.he@arm.com, ardb@kernel.org, ying.huang@intel.com, ashish.kalra@amd.com, baolin.wang@linux.alibaba.com, tglx@linutronix.de, mingo@redhat.com, dave.hansen@linux.intel.com, lenb@kernel.org, hpa@zytor.com, robert.moore@intel.com, lvying6@huawei.com, xiexiuqi@huawei.com, zhuo.song@linux.alibaba.com Subject: Re: [PATCH v11 1/3] ACPI: APEI: send SIGBUS to current task if synchronous memory error not recovered Message-ID: <20240226102918.GBZdxn_v0NbVjs2XMB@fat_crate.local> References: <20221027042445.60108-1-xueshuai@linux.alibaba.com> <20240204080144.7977-2-xueshuai@linux.alibaba.com> <20240219092528.GTZdMeiDWIDz613VeT@fat_crate.local> <65d82c9352e78_24f3f294d5@dwillia2-mobl3.amr.corp.intel.com.notmuch> <20240223120813.00005d1f@Huawei.com> <20240223121701.00004bcf@Huawei.com> <00126cf9-bb59-4c05-8046-478d0d7f4297@linux.alibaba.com> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline In-Reply-To: <00126cf9-bb59-4c05-8046-478d0d7f4297@linux.alibaba.com> X-Stat-Signature: jfd7kd6ayfuihpe4tsyjkx9tt9jt9yz5 X-Rspamd-Server: rspam10 X-Rspamd-Queue-Id: 8A222C0011 X-Rspam-User: X-HE-Tag: 1708943406-596133 X-HE-Meta: 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 X-Bogosity: Ham, tests=bogofilter, spamicity=0.000088, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: On Sat, Feb 24, 2024 at 02:08:42PM +0800, Shuai Xue wrote: > @Borislav, do you have any other concerns? Yes, this change needs to be further reviewed by an ARM person: I have no clue what those "abnormal synchronous errors" on ARM are and how they're supposed to be handled properly there: - what happens if you get such an error when ghes is disabled there? - is that even the right place to handle them? James? -- Regards/Gruss, Boris. ttps://people.kernel.org/tglx/notes-about-netiquette