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 X-Spam-Level: X-Spam-Status: No, score=-3.8 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id D78A9C33CA9 for ; Mon, 13 Jan 2020 21:54:29 +0000 (UTC) Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 8B95121569 for ; Mon, 13 Jan 2020 21:54:29 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="ogB9VjE2"; dkim=fail reason="signature verification failed" (1024-bit key) header.d=kernel.org header.i=@kernel.org header.b="vmBlzp8N" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 8B95121569 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=linuxfoundation.org Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20170209; h=Sender: Content-Transfer-Encoding:Content-Type:Cc:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:Message-ID:Date:From:To: Subject:Reply-To:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:In-Reply-To:References: List-Owner; bh=yyBVJtDHeXReyZJzZQhkLoS9lnXhs07UTQdQgW1QEn0=; b=ogB9VjE2O+9203 DP9kVVTMeK1Fo9/LZXZxTszZ9NhsI3oQ+2R6GUMPGcurKta3eBCzakfXpInv0gkqQVcX+626XOKsY g8s5zY5RMoHFeS3LGFqiNSVtgc1gG09tOfsVovisxT6FQ1mYYDwVGhMWFgCnP751P3wukauvdhU2D 0iKOz8FTYrfN8wvQVxrMsifvXdxkq+mkH6ZVYGseaMEMsTsP1fAicJ+9UOrjWNGN7vLec5ooITQkJ 0hE7agJLMcf5Eu9yJJWmikeeFbOaWnj55+uLLn2N3gx2jj5aNxqOBsge1HvE79ajEM6SIHWW9dUD/ DN9Gc+ZZ/Ph+swlie64A==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1ir7fB-00081Y-OD; Mon, 13 Jan 2020 21:54:21 +0000 Received: from mail.kernel.org ([198.145.29.99]) by bombadil.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1ir7ej-0007ba-5U for linux-arm-kernel@lists.infradead.org; Mon, 13 Jan 2020 21:53:54 +0000 Received: from localhost (83-86-89-107.cable.dynamic.v4.ziggo.nl [83.86.89.107]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 2A4E42072B; Mon, 13 Jan 2020 21:53:51 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1578952432; bh=8jIrRvTBvhwRnHPF9wiMJlVhIJl++fsonZ0U2nqG8Sc=; h=Subject:To:Cc:From:Date:From; b=vmBlzp8NS7ugEec/nUarnI+cx9XMfO3nYRJDq4vX9aZB4xU9KoGeoIn31FuPQvtu4 NXJzIwHhH8nkhzuSRx9uVvCWbko3g27LW7qHHoRfgullmlx9Ag+7+x7ITXm0RG1z+4 Y+IeF/gnExfmXM9eMw6p0T9SgEsuR+k9s0uvHduI= Subject: Patch "arm: Implement copy_thread_tls" has been added to the 5.4-stable tree To: 20200102172413.654385-4-amanieu@gmail.com, amanieu@gmail.com, christian.brauner@ubuntu.com, gregkh@linuxfoundation.org, linux-arm-kernel@lists.infradead.org From: Date: Mon, 13 Jan 2020 22:53:35 +0100 Message-ID: <157895241592143@kroah.com> MIME-Version: 1.0 X-stable: commit X-Patchwork-Hint: ignore X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200113_135353_271390_A901A484 X-CRM114-Status: GOOD ( 11.27 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: stable-commits@vger.kernel.org Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org This is a note to let you know that I've just added the patch titled arm: Implement copy_thread_tls to the 5.4-stable tree which can be found at: http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary The filename of the patch is: arm-implement-copy_thread_tls.patch and it can be found in the queue-5.4 subdirectory. If you, or anyone else, feels it should not be added to the stable tree, please let know about it. >From 167ee0b82429cb5df272808c7a21370b7c961ab2 Mon Sep 17 00:00:00 2001 From: Amanieu d'Antras Date: Thu, 2 Jan 2020 18:24:09 +0100 Subject: arm: Implement copy_thread_tls From: Amanieu d'Antras commit 167ee0b82429cb5df272808c7a21370b7c961ab2 upstream. This is required for clone3 which passes the TLS value through a struct rather than a register. Signed-off-by: Amanieu d'Antras Cc: linux-arm-kernel@lists.infradead.org Cc: # 5.3.x Link: https://lore.kernel.org/r/20200102172413.654385-4-amanieu@gmail.com Signed-off-by: Christian Brauner Signed-off-by: Greg Kroah-Hartman --- arch/arm/Kconfig | 1 + arch/arm/kernel/process.c | 6 +++--- 2 files changed, 4 insertions(+), 3 deletions(-) --- a/arch/arm/Kconfig +++ b/arch/arm/Kconfig @@ -73,6 +73,7 @@ config ARM select HAVE_ARM_SMCCC if CPU_V7 select HAVE_EBPF_JIT if !CPU_ENDIAN_BE32 select HAVE_CONTEXT_TRACKING + select HAVE_COPY_THREAD_TLS select HAVE_C_RECORDMCOUNT select HAVE_DEBUG_KMEMLEAK select HAVE_DMA_CONTIGUOUS if MMU --- a/arch/arm/kernel/process.c +++ b/arch/arm/kernel/process.c @@ -224,8 +224,8 @@ void release_thread(struct task_struct * asmlinkage void ret_from_fork(void) __asm__("ret_from_fork"); int -copy_thread(unsigned long clone_flags, unsigned long stack_start, - unsigned long stk_sz, struct task_struct *p) +copy_thread_tls(unsigned long clone_flags, unsigned long stack_start, + unsigned long stk_sz, struct task_struct *p, unsigned long tls) { struct thread_info *thread = task_thread_info(p); struct pt_regs *childregs = task_pt_regs(p); @@ -259,7 +259,7 @@ copy_thread(unsigned long clone_flags, u clear_ptrace_hw_breakpoint(p); if (clone_flags & CLONE_SETTLS) - thread->tp_value[0] = childregs->ARM_r3; + thread->tp_value[0] = tls; thread->tp_value[1] = get_tpuser(); thread_notify(THREAD_NOTIFY_COPY, thread); Patches currently in stable-queue which might be from amanieu@gmail.com are queue-5.4/arm-implement-copy_thread_tls.patch queue-5.4/arm64-implement-copy_thread_tls.patch queue-5.4/xtensa-implement-copy_thread_tls.patch queue-5.4/arm64-move-__arch_want_sys_clone3-definition-to-uapi-headers.patch queue-5.4/parisc-implement-copy_thread_tls.patch queue-5.4/clone3-ensure-copy_thread_tls-is-implemented.patch queue-5.4/riscv-implement-copy_thread_tls.patch queue-5.4/um-implement-copy_thread_tls.patch _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel