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Peter Anvin" , Tony Luck , Andy Lutomirski , Peter Zijlstra , Andrew Morton , Naoya Horiguchi , linux-kernel@vger.kernel.org, linux-edac@vger.kernel.org, linux-mm@kvack.org, Guohanjun Subject: Re: [PATCH -next v4 2/3] x86/mce: rename MCE_IN_KERNEL_COPYIN to MCE_IN_KERNEL_COPY_MC Message-ID: <20240131070258.GGZbnwov0g918F-FGz@fat_crate.local> References: <20240111135548.3207437-1-tongtiangen@huawei.com> <20240111135548.3207437-3-tongtiangen@huawei.com> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline In-Reply-To: <20240111135548.3207437-3-tongtiangen@huawei.com> X-Rspamd-Server: rspam08 X-Rspamd-Queue-Id: 362FBA0008 X-Stat-Signature: batnnwrp9tha5wngh44mrjfzurcsx7di X-Rspam-User: X-HE-Tag: 1706684607-491352 X-HE-Meta: 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 M4Ugviim QZFJiJ6KFei9Nu5qK3Ltj0XP3fHI+epUVBAuPDXZ38QhVHk3DXOBWfjBAgRjSGr67xNy5HMLuOMmsyBiT4Wl1S5isIvklxSZPUHLuwIgvXOpWWiX5fkBlLIBu4looO1X28nqmjSggrES50pHO4LeK4wH05XP9cBzfKVnynMTGprDuIF3fGjemhHfplxTE7EMW5nok+j7s4HbUoKFpSDWgfYcmON8sjru2b/HlyjxXuITY5uvvhkjSaQHHWg== X-Bogosity: Ham, tests=bogofilter, spamicity=0.000065, 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 Thu, Jan 11, 2024 at 09:55:47PM +0800, Tong Tiangen wrote: > Currently, there are some kernel memory copy scenarios is also mc safe > which use copy_mc_to_kernel() or copy_mc_user_highpage(). Both of those end up in copy_mc_enhanced_fast_string() which does EX_TYPE_DEFAULT_MCE_SAFE. -- Regards/Gruss, Boris. https://people.kernel.org/tglx/notes-about-netiquette