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Thu, 23 Jul 2026 02:29:14 -0700 (PDT) Received: from PC-2B0BA31200898.company.local ([210.184.73.204]) by smtp.gmail.com with ESMTPSA id d9443c01a7336-2cf8efa388fsm30298125ad.12.2026.07.23.02.29.08 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 23 Jul 2026 02:29:13 -0700 (PDT) From: Meijing Zhao To: Steven Rostedt , Masami Hiramatsu Cc: Mathieu Desnoyers , Andrew Morton , linux-trace-kernel@vger.kernel.org, linux-mm@kvack.org, linux-kernel@vger.kernel.org, Meijing Zhao Subject: [PATCH RESEND 0/3] mm: trace: decode architecture-specific VMA flags Date: Thu, 23 Jul 2026 17:29:02 +0800 Message-Id: <20260723092905.761037-1-zhaomeijing100@gmail.com> X-Mailer: git-send-email 2.25.1 Precedence: bulk X-Mailing-List: linux-trace-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit From: Meijing Zhao show_vma_flags(), which is used by VMA tracepoints and %pGv, names generic VM_* bits but does not fully decode architecture-specific flag positions. As a result, trace output and VMA dumps can show a generic "arch_1" name or a raw hexadecimal value instead of the meaning assigned by the target architecture. This series adds symbolic names for the arm64 and sparc64 meanings of VM_ARCH_1, arm64 MTE flags, user shadow stack flags, and protection-key encoding bits under their corresponding configuration guards. The original submission was rewritten by the mail gateway as a multipart HTML message and had a disclaimer appended, causing the vger mailing lists to reject it. This resend uses a mail transport that preserves plain-text messages. There are no code changes. Meijing Zhao (3): mm: trace: decode arm64 and sparc64 VM_ARCH_1 flags mm: trace: decode MTE and shadow stack VMA flags mm: trace: name protection key encoding bits include/trace/events/mmflags.h | 43 ++++++++++++++++++++++++++++++++++ 1 file changed, 43 insertions(+) -- 2.25.1