From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 89438D27E for ; Sun, 8 Jun 2025 22:32:07 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1749421927; cv=none; b=OkrR7c6C1MR9Y9FXMqVWzs2A9gMJ+KO6hOX598R+RPSYRhtgiG5wIou2OtLLdRtA71hDLs+UPpGBjvBWHTBFFcR6mLpwEydioaLfq0BFLKNH8V3Ik2oVq55uytTZe2iOnod2ijKS46Hy0wFBc3rNP6oAjXPcaMOOGrsBWAVBjN0= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1749421927; c=relaxed/simple; bh=scwopm//D0Qez4RWhbFalWwrfn7pztYQgsZAg1UXXrc=; h=Date:To:From:Subject:Message-Id; b=YFZNZrpXmcaqcHWbeFF5/jg8sRCdUMBmAKXcyeZNjA6IAYUnPTw3znPJnycTeGPmz8B4Mb5vpQkPKAxr20e0GHDiFCE3toE+ItFXB24UswpfTJRPpKJn8cyC7Lm2queuUQtuQdhv5Fb/HbMWI+SvD+SHWBe+t5qL/WBayCbV5x0= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linux-foundation.org header.i=@linux-foundation.org header.b=I60sS216; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linux-foundation.org header.i=@linux-foundation.org header.b="I60sS216" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 02F03C4CEEE; Sun, 8 Jun 2025 22:32:06 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linux-foundation.org; s=korg; t=1749421927; bh=scwopm//D0Qez4RWhbFalWwrfn7pztYQgsZAg1UXXrc=; h=Date:To:From:Subject:From; b=I60sS216jbdQOjYz1iuyxBXMrX13f+C9JJINVLFrTKl/ZK6TjxTz0vJH8l6+CUsNX 5/33XTJ9xZ1wGlEHw2qDqTJ/m9vAMo/+YZJmqh0Hwz9Cd4BjMnWZbHgl9IAzv/Zy1B fmzaT9oujxDZGUdX45XvzvGsK2WZIxPsUNwASxqU= Date: Sun, 08 Jun 2025 15:32:06 -0700 To: mm-commits@vger.kernel.org,osalvador@suse.de,liam.howlett@oracle.com,david@redhat.com,christophe.leroy@csgroup.eu,catalin.marinas@arm.com,broonie@kernel.org,andrii@kernel.org,wangfushuai@baidu.com,akpm@linux-foundation.org From: Andrew Morton Subject: [obsolete] fs-proc-task_mmu-add-vm_shadow_stack-for-arm64-when-support-gcs.patch removed from -mm tree Message-Id: <20250608223207.02F03C4CEEE@smtp.kernel.org> Precedence: bulk X-Mailing-List: mm-commits@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: The quilt patch titled Subject: fs/proc/task_mmu: add VM_SHADOW_STACK for arm64 when support GCS has been removed from the -mm tree. Its filename was fs-proc-task_mmu-add-vm_shadow_stack-for-arm64-when-support-gcs.patch This patch was dropped because it is obsolete ------------------------------------------------------ From: wangfushuai Subject: fs/proc/task_mmu: add VM_SHADOW_STACK for arm64 when support GCS Date: Sat, 7 Jun 2025 21:15:25 +0800 The recent commit adding VM_SHADOW_STACK for arm64 GCS did not update the /proc/[pid]/smaps display logic to show the "ss" flag for GCS pages. This patch adds the necessary condition to display "ss" flag. [akpm@linux-foundation.org: simplify ifdeffery] Link: https://lkml.kernel.org/r/20250607131525.76746-1-wangfushuai@baidu.com Fixes: ae80e1629aea ("mm: Define VM_SHADOW_STACK for arm64 when we support GCS") Signed-off-by: wangfushuai Cc: Andrii Nakryiko Cc: Christophe Leroy Cc: David Hildenbrand Cc: Liam Howlett Cc: Oscar Salvador Cc: Mark Brown Cc: Catalin Marinas Signed-off-by: Andrew Morton --- fs/proc/task_mmu.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) --- a/fs/proc/task_mmu.c~fs-proc-task_mmu-add-vm_shadow_stack-for-arm64-when-support-gcs +++ a/fs/proc/task_mmu.c @@ -991,7 +991,7 @@ static void show_smap_vma_flags(struct s #ifdef CONFIG_HAVE_ARCH_USERFAULTFD_MINOR [ilog2(VM_UFFD_MINOR)] = "ui", #endif /* CONFIG_HAVE_ARCH_USERFAULTFD_MINOR */ -#ifdef CONFIG_ARCH_HAS_USER_SHADOW_STACK +#if defined(CONFIG_ARCH_HAS_USER_SHADOW_STACK) || defined (CONFIG_ARM64_GCS) [ilog2(VM_SHADOW_STACK)] = "ss", #endif #if defined(CONFIG_64BIT) || defined(CONFIG_PPC32) _ Patches currently in -mm which might be from wangfushuai@baidu.com are docs-proc-update-vmflags-documentation-in-smaps.patch