From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail.zytor.com (terminus.zytor.com [198.137.202.136]) (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 A2F3E3398E for ; Wed, 30 Oct 2024 01:45:11 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=198.137.202.136 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1730252713; cv=none; b=iH3FHwrCl4N4ubvOGt0dN40ZvWVHWlXW8D7K5r7iJnYp5DBMhD8T94Cm2orWc2ToFVJpexMkINORCbukXqbD8JjZNqEHPrJECmlEaWhsl7F0cECmarEWyf+CeVRbR+wp6ae5Wu8wJjfPJxfeKM59+SAxJLDlLeNu29a417Felts= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1730252713; c=relaxed/simple; bh=+NzgqF4BSBd/lYDIw9uqFm7SCjtWGwq07O/tymB9hLQ=; h=Date:From:To:CC:Subject:In-Reply-To:References:Message-ID: MIME-Version:Content-Type; b=SN1gDkUfISP9KQRtMKbNNJduPne0MGddT11EtR9EptjTpPckOxEDoeAr2/4ujUUgXwMe+JRTDCz7I3Gp65CAOenzNPf4m+rOp2OnbSsB+X8JLz6mU5ehg9dhH+Ra/1R74cYceggNNjQ7NMKqVaOKqXJiaYZRenPabE7y7vCvdH4= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=zytor.com; spf=pass smtp.mailfrom=zytor.com; dkim=pass (2048-bit key) header.d=zytor.com header.i=@zytor.com header.b=e/yjPJ5d; arc=none smtp.client-ip=198.137.202.136 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=zytor.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=zytor.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=zytor.com header.i=@zytor.com header.b="e/yjPJ5d" Received: from [127.0.0.1] ([76.133.66.138]) (authenticated bits=0) by mail.zytor.com (8.18.1/8.17.1) with ESMTPSA id 49U1iEC7640428 (version=TLSv1.3 cipher=TLS_AES_128_GCM_SHA256 bits=128 verify=NO); Tue, 29 Oct 2024 18:44:15 -0700 DKIM-Filter: OpenDKIM Filter v2.11.0 mail.zytor.com 49U1iEC7640428 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=zytor.com; s=2024101701; t=1730252656; bh=/SXochKldZHdY0qWbgDCKZifAjljwLY6zrS3QI4URGE=; h=Date:From:To:CC:Subject:In-Reply-To:References:From; b=e/yjPJ5d7Fb1SVjNl4ei3nrlu9rsPOdFrORh5pE2rqWglZomNGFa5R79I9rSe2wr5 WYbu3cAMdc3iGlK2Ms6V4czKGLWTzkiOpGtTdMG39UGFkM0XAXMXFedKOHNt2nBPe3 dxGXiNFe2uAK78SbPYAGTl8djY8B8im4Z/pU5KNzU4zqTt9Ei/HDK7Ya9Dfs9aYp+u X0nedMdBLZgP4haZMixuHQwi56+dVZ+m1oNvViCpXRkrW0odi01yAoI9IZAjFNh3bf Qx6abXDCFqI0JqePk+IT18XcuaaJklQdoEkdUZg2KzmVGFIczyYnmsf9I/x/nVHmpy foE5bARkGxUNA== Date: Tue, 29 Oct 2024 18:44:14 -0700 From: "H. Peter Anvin" To: Jinjie Ruan , tglx@linutronix.de, mingo@redhat.com, bp@alien8.de, dave.hansen@linux.intel.com, xin3.li@intel.com, krisman@collabora.com, x86@kernel.org, linux-kernel@vger.kernel.org CC: ruanjinjie@huawei.com Subject: Re: [PATCH] x86: Remove unused _TIF_SINGLESTEP User-Agent: K-9 Mail for Android In-Reply-To: <20241030012438.358269-1-ruanjinjie@huawei.com> References: <20241030012438.358269-1-ruanjinjie@huawei.com> Message-ID: Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable On October 29, 2024 6:24:38 PM PDT, Jinjie Ruan w= rote: >Since following commit, _TIF_SINGLESTEP is not used by x86 anymore, >remove it=2E > >Fixes: 6342adcaa683 ("entry: Ensure trap after single-step on system call= return") >Signed-off-by: Jinjie Ruan >--- > arch/x86/include/asm/thread_info=2Eh | 1 - > 1 file changed, 1 deletion(-) > >diff --git a/arch/x86/include/asm/thread_info=2Eh b/arch/x86/include/asm/= thread_info=2Eh >index 12da7dfd5ef1=2E=2E734db7221613 100644 >--- a/arch/x86/include/asm/thread_info=2Eh >+++ b/arch/x86/include/asm/thread_info=2Eh >@@ -110,7 +110,6 @@ struct thread_info { > #define _TIF_NOTIFY_RESUME (1 << TIF_NOTIFY_RESUME) > #define _TIF_SIGPENDING (1 << TIF_SIGPENDING) > #define _TIF_NEED_RESCHED (1 << TIF_NEED_RESCHED) >-#define _TIF_SINGLESTEP (1 << TIF_SINGLESTEP) > #define _TIF_SSBD (1 << TIF_SSBD) > #define _TIF_SPEC_IB (1 << TIF_SPEC_IB) > #define _TIF_SPEC_L1D_FLUSH (1 << TIF_SPEC_L1D_FLUSH) "Following commit"?