From patchwork Wed Oct 23 08:39:11 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Yury Khrustalev X-Patchwork-Id: 99375 Return-Path: X-Original-To: patchwork@sourceware.org Delivered-To: patchwork@sourceware.org Received: from server2.sourceware.org (localhost [IPv6:::1]) by sourceware.org (Postfix) with ESMTP id 468F23857015 for ; Wed, 23 Oct 2024 08:45:37 +0000 (GMT) X-Original-To: libc-alpha@sourceware.org Delivered-To: libc-alpha@sourceware.org Received: from foss.arm.com (foss.arm.com [217.140.110.172]) by sourceware.org (Postfix) with ESMTP id BEB753858CDB for ; Wed, 23 Oct 2024 08:43:30 +0000 (GMT) DMARC-Filter: OpenDMARC Filter v1.4.2 sourceware.org BEB753858CDB Authentication-Results: sourceware.org; dmarc=pass (p=none dis=none) header.from=arm.com Authentication-Results: sourceware.org; spf=pass smtp.mailfrom=arm.com ARC-Filter: OpenARC Filter v1.0.0 sourceware.org BEB753858CDB Authentication-Results: server2.sourceware.org; arc=none smtp.remote-ip=217.140.110.172 ARC-Seal: i=1; a=rsa-sha256; d=sourceware.org; s=key; t=1729673013; cv=none; b=jrjxYugJeCkP1Bt8PDY4gi2TT5kBuQTc+6gH1wDI5ahUEA2cyGcxpSIcMpXVhqUjI4vXlX9pLz2f1XmvaYlALu4RapJmWkOljo23SYdoGejYSSlW3La7JAQvDOUUhh2qm+oaCwP1SLRV/KLx9IUvvIAtJLiIHVAWRQjESLVQ9hk= ARC-Message-Signature: i=1; a=rsa-sha256; d=sourceware.org; s=key; t=1729673013; c=relaxed/simple; bh=MvUQNpxFf+Ipd473sWA65unaBFkAgqKEs3RV+kflTi8=; h=From:To:Subject:Date:Message-Id:MIME-Version; b=K3heZwVnT++ruzr96/CvnxwS0eiHG2MDUhmyvpY+tO3Tq5gMZK3ZMSeXMrFdFltP58n2uApHt9COFs8V159o322fGKlMMQPoE9fa8IvBG3N22BkIxpc5TyDfbL30JX6BHlhRe0v0mmGYeljuogF3JjR/3ifHQsc9UXUayJ+U780= ARC-Authentication-Results: i=1; server2.sourceware.org Received: from usa-sjc-imap-foss1.foss.arm.com (unknown [10.121.207.14]) by usa-sjc-mx-foss1.foss.arm.com (Postfix) with ESMTP id 3FDF91576; Wed, 23 Oct 2024 01:44:00 -0700 (PDT) Received: from udebian.localdomain (unknown [10.1.39.30]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPSA id DBD6A3F528; Wed, 23 Oct 2024 01:43:29 -0700 (PDT) From: Yury Khrustalev To: libc-alpha@sourceware.org Cc: fweimer@redhat.com, adhemerval.zanella@linaro.org, codonell@redhat.com, nsz@gcc.gnu.org Subject: [PATCH v3 14/23] aarch64: Mark objects with GCS property note Date: Wed, 23 Oct 2024 09:39:11 +0100 Message-Id: <20241023083920.466015-15-yury.khrustalev@arm.com> X-Mailer: git-send-email 2.39.5 In-Reply-To: <20241023083920.466015-1-yury.khrustalev@arm.com> References: <20241023083920.466015-1-yury.khrustalev@arm.com> MIME-Version: 1.0 X-Spam-Status: No, score=-13.5 required=5.0 tests=BAYES_00, GIT_PATCH_0, KAM_DMARC_NONE, KAM_DMARC_STATUS, KAM_LAZY_DOMAIN_SECURITY, SPF_HELO_NONE, SPF_NONE, TXREP autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on server2.sourceware.org X-BeenThere: libc-alpha@sourceware.org X-Mailman-Version: 2.1.30 Precedence: list List-Id: Libc-alpha mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: libc-alpha-bounces~patchwork=sourceware.org@sourceware.org From: Szabolcs Nagy --- sysdeps/aarch64/sysdep.h | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) diff --git a/sysdeps/aarch64/sysdep.h b/sysdeps/aarch64/sysdep.h index 661d9fe8c1..55e0230b5e 100644 --- a/sysdeps/aarch64/sysdep.h +++ b/sysdeps/aarch64/sysdep.h @@ -85,6 +85,7 @@ strip_pac (void *p) #define FEATURE_1_AND 0xc0000000 #define FEATURE_1_BTI 1 #define FEATURE_1_PAC 2 +#define FEATURE_1_GCS 4 /* Add a NT_GNU_PROPERTY_TYPE_0 note. */ #define GNU_PROPERTY(type, value) \ @@ -103,9 +104,9 @@ strip_pac (void *p) /* Add GNU property note with the supported features to all asm code where sysdep.h is included. */ #if HAVE_AARCH64_BTI && HAVE_AARCH64_PAC_RET -GNU_PROPERTY (FEATURE_1_AND, FEATURE_1_BTI|FEATURE_1_PAC) +GNU_PROPERTY (FEATURE_1_AND, FEATURE_1_BTI|FEATURE_1_PAC|FEATURE_1_GCS) #elif HAVE_AARCH64_BTI -GNU_PROPERTY (FEATURE_1_AND, FEATURE_1_BTI) +GNU_PROPERTY (FEATURE_1_AND, FEATURE_1_BTI|FEATURE_1_GCS) #endif /* Define an entry point visible from C. */