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Received: from 77-249-17-252.cable.dynamic.v4.ziggo.nl ([77.249.17.252] helo=noisy.programming.kicks-ass.net) by desiato.infradead.org with esmtpsa (Exim 4.98.2 #2 (Red Hat Linux)) id 1w02Ja-0000000FNZC-2rfJ; Tue, 10 Mar 2026 19:00:22 +0000 Received: by noisy.programming.kicks-ass.net (Postfix, from userid 1000) id 2857B300462; Tue, 10 Mar 2026 20:00:22 +0100 (CET) Date: Tue, 10 Mar 2026 20:00:22 +0100 From: Peter Zijlstra To: Maciej Wieczor-Retman Cc: urezki@gmail.com, ryan.roberts@arm.com, kevin.brodsky@arm.com, samuel.holland@sifive.com, dave.hansen@linux.intel.com, jeremy.linton@arm.com, weixugc@google.com, ljs@kernel.org, ryabinin.a.a@gmail.com, rppt@kernel.org, bp@alien8.de, luto@kernel.org, jan.kiszka@siemens.com, mingo@redhat.com, david@kernel.org, mhocko@suse.com, akpm@linux-foundation.org, andreas@gaisler.com, kas@kernel.org, Liam.Howlett@oracle.com, morbo@google.com, thuth@redhat.com, catalin.marinas@arm.com, ankur.a.arora@oracle.com, kbingham@kernel.org, nick.desaulniers+lkml@gmail.com, andreyknvl@gmail.com, dvyukov@google.com, corbet@lwn.net, leitao@debian.org, hpa@zytor.com, tglx@kernel.org, yuanchu@google.com, ardb@kernel.org, vincenzo.frascino@arm.com, tabba@google.com, joey.gouly@arm.com, nsc@kernel.org, will@kernel.org, yeoreum.yun@arm.com, nathan@kernel.org, maciej.wieczor-retman@intel.com, skhan@linuxfoundation.org, axelrasmussen@google.com, osandov@fb.com, surenb@google.com, justinstitt@google.com, kees@kernel.org, vbabka@kernel.org, hsj0512@snu.ac.kr, trintaeoitogc@gmail.com, jackmanb@google.com, maz@kernel.org, glider@google.com, linux-doc@vger.kernel.org, x86@kernel.org, linux-kernel@vger.kernel.org, kasan-dev@googlegroups.com, workflows@vger.kernel.org, llvm@lists.linux.dev, linux-arm-kernel@lists.infradead.org, linux-kbuild@vger.kernel.org, linux-mm@kvack.org Subject: Re: [PATCH v11 00/15] kasan: x86: arm64: KASAN tag-based mode for x86 Message-ID: <20260310190022.GI606826@noisy.programming.kicks-ass.net> References: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: X-Rspamd-Server: rspam04 X-Rspamd-Queue-Id: 35CC01C0024 X-Stat-Signature: 6p5i5jsygwyeia9ebpbmykk4usbogmo7 X-Rspam-User: X-HE-Tag: 1773169237-983806 X-HE-Meta: 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 aSA== Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: On Tue, Mar 10, 2026 at 05:51:19PM +0000, Maciej Wieczor-Retman wrote: > ======= Compilation > Clang was used to compile the series (make LLVM=1) since gcc doesn't > seem to have support for KASAN tag-based compiler instrumentation on > x86. Patchset does seem to compile with gcc without an issue but doesn't > boot afterwards. Can you put all that under a specific CONFIG and make that depend on CC_IS_CLANG?