From patchwork Wed Jul 1 11:06:49 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: =?utf-8?b?SsO8cmdlbiBHcm/Dnw==?= X-Patchwork-Id: 11636147 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 7F75C912 for ; Wed, 1 Jul 2020 11:08:02 +0000 (UTC) Received: from lists.xenproject.org (lists.xenproject.org [192.237.175.120]) (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 657F52067D for ; Wed, 1 Jul 2020 11:08:02 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 657F52067D Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=suse.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=xen-devel-bounces@lists.xenproject.org Received: from localhost ([127.0.0.1] helo=lists.xenproject.org) by lists.xenproject.org with esmtp (Exim 4.92) (envelope-from ) id 1jqaaE-0006o8-Tr; Wed, 01 Jul 2020 11:07:18 +0000 Received: from all-amaz-eas1.inumbo.com ([34.197.232.57] helo=us1-amaz-eas2.inumbo.com) by lists.xenproject.org with esmtp (Exim 4.92) (envelope-from ) id 1jqaaD-0006nx-CV for xen-devel@lists.xenproject.org; Wed, 01 Jul 2020 11:07:17 +0000 X-Inumbo-ID: 05977038-bb8b-11ea-86ef-12813bfff9fa Received: from mx2.suse.de (unknown [195.135.220.15]) by us1-amaz-eas2.inumbo.com (Halon) with ESMTPS id 05977038-bb8b-11ea-86ef-12813bfff9fa; Wed, 01 Jul 2020 11:07:16 +0000 (UTC) X-Virus-Scanned: by amavisd-new at test-mx.suse.de Received: from relay2.suse.de (unknown [195.135.221.27]) by mx2.suse.de (Postfix) with ESMTP id 699ECAD71; Wed, 1 Jul 2020 11:07:15 +0000 (UTC) From: Juergen Gross To: xen-devel@lists.xenproject.org, x86@kernel.org, virtualization@lists.linux-foundation.org, linux-kernel@vger.kernel.org Subject: [PATCH v2 3/4] x86/paravirt: cleanup paravirt macros Date: Wed, 1 Jul 2020 13:06:49 +0200 Message-Id: <20200701110650.16172-4-jgross@suse.com> X-Mailer: git-send-email 2.26.2 In-Reply-To: <20200701110650.16172-1-jgross@suse.com> References: <20200701110650.16172-1-jgross@suse.com> MIME-Version: 1.0 X-BeenThere: xen-devel@lists.xenproject.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Xen developer discussion List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Cc: Juergen Gross , Deep Shah , "VMware, Inc." , Ingo Molnar , Borislav Petkov , "H. Peter Anvin" , Thomas Gleixner Errors-To: xen-devel-bounces@lists.xenproject.org Sender: "Xen-devel" Some paravirt macros are no longer used, delete them. Signed-off-by: Juergen Gross --- arch/x86/include/asm/paravirt.h | 15 --------------- 1 file changed, 15 deletions(-) diff --git a/arch/x86/include/asm/paravirt.h b/arch/x86/include/asm/paravirt.h index cfe9f6e472b5..cff2fbd1edd5 100644 --- a/arch/x86/include/asm/paravirt.h +++ b/arch/x86/include/asm/paravirt.h @@ -609,16 +609,9 @@ bool __raw_callee_save___native_vcpu_is_preempted(long cpu); #endif /* SMP && PARAVIRT_SPINLOCKS */ #ifdef CONFIG_X86_32 -#define PV_SAVE_REGS "pushl %ecx; pushl %edx;" -#define PV_RESTORE_REGS "popl %edx; popl %ecx;" - /* save and restore all caller-save registers, except return value */ #define PV_SAVE_ALL_CALLER_REGS "pushl %ecx;" #define PV_RESTORE_ALL_CALLER_REGS "popl %ecx;" - -#define PV_FLAGS_ARG "0" -#define PV_EXTRA_CLOBBERS -#define PV_VEXTRA_CLOBBERS #else /* save and restore all caller-save registers, except return value */ #define PV_SAVE_ALL_CALLER_REGS \ @@ -639,14 +632,6 @@ bool __raw_callee_save___native_vcpu_is_preempted(long cpu); "pop %rsi;" \ "pop %rdx;" \ "pop %rcx;" - -/* We save some registers, but all of them, that's too much. We clobber all - * caller saved registers but the argument parameter */ -#define PV_SAVE_REGS "pushq %%rdi;" -#define PV_RESTORE_REGS "popq %%rdi;" -#define PV_EXTRA_CLOBBERS EXTRA_CLOBBERS, "rcx" , "rdx", "rsi" -#define PV_VEXTRA_CLOBBERS EXTRA_CLOBBERS, "rdi", "rcx" , "rdx", "rsi" -#define PV_FLAGS_ARG "D" #endif /*