From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from lists.ozlabs.org (lists.ozlabs.org [112.213.38.117]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id CEBB0C43458 for ; Mon, 29 Jun 2026 13:07:47 +0000 (UTC) Received: from boromir.ozlabs.org (localhost [127.0.0.1]) by lists.ozlabs.org (Postfix) with ESMTP id 4gpmlS3wzGz2yv4; Mon, 29 Jun 2026 23:07:16 +1000 (AEST) Authentication-Results: lists.ozlabs.org; arc=none smtp.remote-ip=113.46.200.225 ARC-Seal: i=1; a=rsa-sha256; d=lists.ozlabs.org; s=201707; t=1782738436; cv=none; b=RRhOpbjSU/O+rHYg0SuKp8PKU9Lbda09F23xyYpygH9YjZ2j/JhwpF5YzyT2GJpv7i29HYt6fZApnqGKN9dYdPJgr3JKhLHJ7KKWWChHWtfzWlvuHnwrzD1IlcFB7+J8m2II3LF/T7x4PWSfe4kxqmw2BTTiroMZLYuVZ/RnhZLzd2apAoMD53plUYsGzbOLnQqhk/DBsLYQcAO32D5gEOSqu1uXcs1eBG3Yxb9DWfO6jgxN5aL9qT1EBgsg9RgPHHC0HF6hUxxIHVLj5zz59yaYkWEYNcZCzeOd41lUDg1fKyx5bgHHb3oFadyfi7f5MuOAyzJV7mMXCQk9jTO3vA== ARC-Message-Signature: i=1; a=rsa-sha256; d=lists.ozlabs.org; s=201707; t=1782738436; c=relaxed/relaxed; bh=WK9b55yDjfgKALMIB3dXIqbFEV/adpD7U43KczXZSbI=; h=From:To:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version:Content-Type; b=bXykvduGTVMXIK5ExKIj2NU6b7APmf7vVGYGm7r5cFpGq8omIJpUGZLmXnaiKSWnHEKrMcP1FI70QKlGyVn+vZgs9nVOxFtjXaJ8T5sWE8Jk8M7yeUG9fbNF3vlyHG6JKUJyLWSCQDb7X47XBBewqBn4kThb/iusgQPd8aCKP4Q0iMolICSNYByu1pk3JP4IQ8IqbZ1F6a0CaUj6RIl7XbPTrNFSbzLVZK9EGD5E0PltLNU4jksCbuyJWsbkwgh/uN2jPNrWTojhu8Zvl0Ek7Qt47Fsqc0SJw7BUAa/Nw0DKLYenMFzefVCX91QVgI5AreZ06Vk2vQVASpAa7LnlHA== ARC-Authentication-Results: i=1; lists.ozlabs.org; dmarc=pass (p=quarantine dis=none) header.from=huawei.com; dkim=pass (1024-bit key; unprotected) header.d=huawei.com header.i=@huawei.com header.a=rsa-sha256 header.s=dkim header.b=5r9SSkPh; dkim-atps=neutral; spf=pass (client-ip=113.46.200.225; helo=canpmsgout10.his.huawei.com; envelope-from=ruanjinjie@huawei.com; receiver=lists.ozlabs.org) smtp.mailfrom=huawei.com Authentication-Results: lists.ozlabs.org; dmarc=pass (p=quarantine dis=none) header.from=huawei.com Authentication-Results: lists.ozlabs.org; dkim=pass (1024-bit key; unprotected) header.d=huawei.com header.i=@huawei.com header.a=rsa-sha256 header.s=dkim header.b=5r9SSkPh; dkim-atps=neutral Authentication-Results: lists.ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=huawei.com (client-ip=113.46.200.225; helo=canpmsgout10.his.huawei.com; envelope-from=ruanjinjie@huawei.com; receiver=lists.ozlabs.org) Received: from canpmsgout10.his.huawei.com (canpmsgout10.his.huawei.com [113.46.200.225]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange x25519 server-signature RSA-PSS (2048 bits) server-digest SHA256) (No client certificate requested) by lists.ozlabs.org (Postfix) with ESMTPS id 4gpmlR41pBz2ydn for ; Mon, 29 Jun 2026 23:07:15 +1000 (AEST) dkim-signature: v=1; a=rsa-sha256; d=huawei.com; s=dkim; c=relaxed/relaxed; q=dns/txt; h=From; bh=WK9b55yDjfgKALMIB3dXIqbFEV/adpD7U43KczXZSbI=; b=5r9SSkPhSJM+TUVUtDxFeqfR0FpN+rGhuFe4Ds3LUJPxltv0/ryIWjDbPj3Y93z7deCMef16s mM6/QColletGGHa9mCAFGvC/1CjjGDvUb2UwrkYSHmT0hYQAWhUDzv5kbjECPcIDw66hJQfVEyf uR911NIjJ8GyTRXwJEur6gQ= Received: from mail.maildlp.com (unknown [172.19.163.214]) by canpmsgout10.his.huawei.com (SkyGuard) with ESMTPS id 4gpmXr50jmz1K997; Mon, 29 Jun 2026 20:58:04 +0800 (CST) Received: from dggpemf500011.china.huawei.com (unknown [7.185.36.131]) by mail.maildlp.com (Postfix) with ESMTPS id F3C874057C; Mon, 29 Jun 2026 21:07:11 +0800 (CST) Received: from huawei.com (10.90.53.73) by dggpemf500011.china.huawei.com (7.185.36.131) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.1544.11; Mon, 29 Jun 2026 21:07:07 +0800 From: Jinjie Ruan To: , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , Subject: [PATCH v16 08/18] arm64: ptrace: Rename syscall_trace_exit() to syscall_exit_work() Date: Mon, 29 Jun 2026 21:06:06 +0800 Message-ID: <20260629130616.642022-9-ruanjinjie@huawei.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20260629130616.642022-1-ruanjinjie@huawei.com> References: <20260629130616.642022-1-ruanjinjie@huawei.com> X-Mailing-List: linuxppc-dev@lists.ozlabs.org List-Id: List-Help: List-Owner: List-Post: List-Archive: , List-Subscribe: , , List-Unsubscribe: Precedence: list MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Content-Type: text/plain X-Originating-IP: [10.90.53.73] X-ClientProxiedBy: kwepems500001.china.huawei.com (7.221.188.70) To dggpemf500011.china.huawei.com (7.185.36.131) In preparation for moving arm64 over to the generic entry code, rename syscall_trace_exit() to syscall_exit_work(). The renamed function checks and prevents illegal system calls inside user-space rseq critical sections, while also handling tracing, auditing, and ptrace reporting. No functional changes. Cc: Mark Rutland Cc: Thomas Gleixner Cc: Will Deacon Cc: Catalin Marinas Cc: Ada Couprie Diaz Signed-off-by: Jinjie Ruan --- arch/arm64/include/asm/syscall.h | 2 +- arch/arm64/kernel/ptrace.c | 2 +- arch/arm64/kernel/syscall.c | 2 +- 3 files changed, 3 insertions(+), 3 deletions(-) diff --git a/arch/arm64/include/asm/syscall.h b/arch/arm64/include/asm/syscall.h index 30b203ef156b..8205af0be612 100644 --- a/arch/arm64/include/asm/syscall.h +++ b/arch/arm64/include/asm/syscall.h @@ -121,6 +121,6 @@ static inline int syscall_get_arch(struct task_struct *task) } int syscall_trace_enter(struct pt_regs *regs, unsigned long flags); -void syscall_trace_exit(struct pt_regs *regs, unsigned long flags); +void syscall_exit_work(struct pt_regs *regs, unsigned long flags); #endif /* __ASM_SYSCALL_H */ diff --git a/arch/arm64/kernel/ptrace.c b/arch/arm64/kernel/ptrace.c index bc08c93c69c5..9ebe3389451c 100644 --- a/arch/arm64/kernel/ptrace.c +++ b/arch/arm64/kernel/ptrace.c @@ -2453,7 +2453,7 @@ int syscall_trace_enter(struct pt_regs *regs, unsigned long flags) return syscall; } -void syscall_trace_exit(struct pt_regs *regs, unsigned long flags) +void syscall_exit_work(struct pt_regs *regs, unsigned long flags) { rseq_syscall(regs); diff --git a/arch/arm64/kernel/syscall.c b/arch/arm64/kernel/syscall.c index c8e116397cfd..43ffb74162c5 100644 --- a/arch/arm64/kernel/syscall.c +++ b/arch/arm64/kernel/syscall.c @@ -133,7 +133,7 @@ static void el0_svc_common(struct pt_regs *regs, int scno, int sc_nr, trace_exit: flags = read_thread_flags(); - syscall_trace_exit(regs, flags); + syscall_exit_work(regs, flags); } void do_el0_svc(struct pt_regs *regs) -- 2.34.1