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[221.241.217.81]) by smtp.gmail.com with ESMTPSA id d2e1a72fcca58-725a2a904fcsm1275989b3a.122.2024.12.05.05.48.05 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 05 Dec 2024 05:48:07 -0800 (PST) Date: Thu, 05 Dec 2024 22:48:04 +0900 Message-ID: From: Hajime Tazaki To: johannes@sipsolutions.net Cc: linux-um@lists.infradead.org, ricarkol@google.com, Liam.Howlett@oracle.com Subject: Re: [PATCH v3 05/13] x86/um: nommu: syscall translation by zpoline In-Reply-To: References: <02330ee6c6676cc2f6501ec78f3a1f448ba1d3d6.1733199769.git.thehajime@gmail.com> User-Agent: Wanderlust/2.15.9 (Almost Unreal) Emacs/26.3 Mule/6.0 MIME-Version: 1.0 (generated by SEMI-EPG 1.14.7 - "Harue") Content-Type: text/plain; charset=US-ASCII X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20241205_054809_517920_640947A6 X-CRM114-Status: GOOD ( 10.63 ) X-BeenThere: linux-um@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-um" Errors-To: linux-um-bounces+linux-um=archiver.kernel.org@lists.infradead.org On Thu, 05 Dec 2024 01:37:42 +0900, Johannes Berg wrote: > > On Tue, 2024-12-03 at 13:23 +0900, Hajime Tazaki wrote: > > This commit adds a mechanism to hook syscalls for unmodified userspace > > programs used under UML in !MMU mode. The mechanism, called zpoline, > > > > I think you should just leave this out of the first version entirely. okay, agree. -- Hajime