From patchwork Fri Aug 4 11:36:12 2017 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: 9881055 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork.web.codeaurora.org (Postfix) with ESMTP id DA82660375 for ; Fri, 4 Aug 2017 11:38:25 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id E03D21FFC9 for ; Fri, 4 Aug 2017 11:38:25 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id D52B0289BD; Fri, 4 Aug 2017 11:38:25 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-4.2 required=2.0 tests=BAYES_00, RCVD_IN_DNSWL_MED autolearn=ham version=3.3.1 Received: from lists.xenproject.org (lists.xenproject.org [192.237.175.120]) (using TLSv1.2 with cipher AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mail.wl.linuxfoundation.org (Postfix) with ESMTPS id 850921FFC9 for ; Fri, 4 Aug 2017 11:38:25 +0000 (UTC) Received: from localhost ([127.0.0.1] helo=lists.xenproject.org) by lists.xenproject.org with esmtp (Exim 4.84_2) (envelope-from ) id 1ddatw-0002H7-Al; Fri, 04 Aug 2017 11:36:20 +0000 Received: from mail6.bemta6.messagelabs.com ([193.109.254.103]) by lists.xenproject.org with esmtp (Exim 4.84_2) (envelope-from ) id 1ddatv-0002GN-1v for xen-devel@lists.xenproject.org; Fri, 04 Aug 2017 11:36:19 +0000 Received: from [193.109.254.147] by server-8.bemta-6.messagelabs.com id 55/3E-09901-23C54895; Fri, 04 Aug 2017 11:36:18 +0000 X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFnrBLMWRWlGSWpSXmKPExsVyuP0Ov65hTEu kwYE7Jhbft0xmcmD0OPzhCksAYxRrZl5SfkUCa8bcq/NYCv6LVkw9+Yy1gfGlUBcjJ4eEgJHE 24n/mLoYuTiEBBYySmw++IEFJMEmoCqx4fopVhBbRMBRYnXbUjCbWcBBYtaso8wgtrCAq8Tit s+MIDYLUP2Rg4/AbF4BE4nXl+4zQSyQl+g4MBlsJqeAqUTX+XtgcSGgmraVLWwTGLkXMDKsYt QoTi0qSy3SNbLQSyrKTM8oyU3MzNE1NDDTy00tLk5MT81JTCrWS87P3cQI9C8DEOxgPL828BC jJAeTkihv9bGmSCG+pPyUyozE4oz4otKc1OJDjDIcHEoSvGzRLZFCgkWp6akVaZk5wECDSUtw 8CiJ8PKCpHmLCxJzizPTIVKnGI05Nqxe/4WJ49WE/9+YhFjy8vNSpcR5v0QBlQqAlGaU5sENg kXAJUZZKWFeRqDThHgKUotyM0tQ5V8xinMwKgnzbgKZwpOZVwK37xXQKUxAp/ypawQ5pSQRIS XVwBj3+dHhsuWbFrvcZeaw3zN58+nLKeL933jqUvpX+2lW/o/Vrn+kJT45Pdm5sN9xA2/Lbh6 H7bPX8ZW1TJixZ4ZMfdhctdCO31tvSwfuKZI4sUTM/d/U88ZrdcuyxMyT1igbr59io5grtp2F 0+19y3YJP9uewNX+3IrNlWXKTMpidU5NymqPlFiKMxINtZiLihMBsebie3sCAAA= X-Env-Sender: jgross@suse.com X-Msg-Ref: server-7.tower-27.messagelabs.com!1501846577!105764251!1 X-Originating-IP: [195.135.220.15] X-SpamReason: No, hits=0.0 required=7.0 tests= X-StarScan-Received: X-StarScan-Version: 9.4.45; banners=-,-,- X-VirusChecked: Checked Received: (qmail 30521 invoked from network); 4 Aug 2017 11:36:17 -0000 Received: from mx2.suse.de (HELO mx1.suse.de) (195.135.220.15) by server-7.tower-27.messagelabs.com with DHE-RSA-CAMELLIA256-SHA encrypted SMTP; 4 Aug 2017 11:36:17 -0000 X-Virus-Scanned: by amavisd-new at test-mx.suse.de Received: from relay2.suse.de (charybdis-ext.suse.de [195.135.220.254]) by mx1.suse.de (Postfix) with ESMTP id 4B6BBACB8; Fri, 4 Aug 2017 11:36:17 +0000 (UTC) From: Juergen Gross To: linux-kernel@vger.kernel.org, xen-devel@lists.xenproject.org Date: Fri, 4 Aug 2017 13:36:12 +0200 Message-Id: <20170804113613.12028-3-jgross@suse.com> X-Mailer: git-send-email 2.12.3 In-Reply-To: <20170804113613.12028-1-jgross@suse.com> References: <20170804113613.12028-1-jgross@suse.com> Cc: Juergen Gross , boris.ostrovsky@oracle.com Subject: [Xen-devel] [PATCH 2/3] xen: remove unused function xen_set_domain_pte() X-BeenThere: xen-devel@lists.xen.org X-Mailman-Version: 2.1.18 Precedence: list List-Id: Xen developer discussion List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Errors-To: xen-devel-bounces@lists.xen.org Sender: "Xen-devel" X-Virus-Scanned: ClamAV using ClamSMTP The function xen_set_domain_pte() is used nowhere in the kernel. Remove it. Signed-off-by: Juergen Gross Reviewed-by: Boris Ostrovsky --- arch/x86/include/asm/xen/page.h | 2 -- arch/x86/xen/mmu_pv.c | 20 -------------------- include/trace/events/xen.h | 18 ------------------ 3 files changed, 40 deletions(-) diff --git a/arch/x86/include/asm/xen/page.h b/arch/x86/include/asm/xen/page.h index 497f7d28c1d6..07b6531813c4 100644 --- a/arch/x86/include/asm/xen/page.h +++ b/arch/x86/include/asm/xen/page.h @@ -314,8 +314,6 @@ static inline pte_t __pte_ma(pteval_t x) #define p4d_val_ma(x) ((x).p4d) #endif -void xen_set_domain_pte(pte_t *ptep, pte_t pteval, unsigned domid); - xmaddr_t arbitrary_virt_to_machine(void *address); unsigned long arbitrary_virt_to_mfn(void *vaddr); void make_lowmem_page_readonly(void *vaddr); diff --git a/arch/x86/xen/mmu_pv.c b/arch/x86/xen/mmu_pv.c index cab28cf2cffb..0422ee7e70b3 100644 --- a/arch/x86/xen/mmu_pv.c +++ b/arch/x86/xen/mmu_pv.c @@ -162,26 +162,6 @@ static bool xen_page_pinned(void *ptr) return PagePinned(page); } -void xen_set_domain_pte(pte_t *ptep, pte_t pteval, unsigned domid) -{ - struct multicall_space mcs; - struct mmu_update *u; - - trace_xen_mmu_set_domain_pte(ptep, pteval, domid); - - mcs = xen_mc_entry(sizeof(*u)); - u = mcs.args; - - /* ptep might be kmapped when using 32-bit HIGHPTE */ - u->ptr = virt_to_machine(ptep).maddr; - u->val = pte_val_ma(pteval); - - MULTI_mmu_update(mcs.mc, mcs.args, 1, NULL, domid); - - xen_mc_issue(PARAVIRT_LAZY_MMU); -} -EXPORT_SYMBOL_GPL(xen_set_domain_pte); - static void xen_extend_mmu_update(const struct mmu_update *update) { struct multicall_space mcs; diff --git a/include/trace/events/xen.h b/include/trace/events/xen.h index b70a38b7fa84..677e8ac2bb81 100644 --- a/include/trace/events/xen.h +++ b/include/trace/events/xen.h @@ -149,24 +149,6 @@ DECLARE_EVENT_CLASS(xen_mmu__set_pte, DEFINE_XEN_MMU_SET_PTE(xen_mmu_set_pte); DEFINE_XEN_MMU_SET_PTE(xen_mmu_set_pte_atomic); -TRACE_EVENT(xen_mmu_set_domain_pte, - TP_PROTO(pte_t *ptep, pte_t pteval, unsigned domid), - TP_ARGS(ptep, pteval, domid), - TP_STRUCT__entry( - __field(pte_t *, ptep) - __field(pteval_t, pteval) - __field(unsigned, domid) - ), - TP_fast_assign(__entry->ptep = ptep; - __entry->pteval = pteval.pte; - __entry->domid = domid), - TP_printk("ptep %p pteval %0*llx (raw %0*llx) domid %u", - __entry->ptep, - (int)sizeof(pteval_t) * 2, (unsigned long long)pte_val(native_make_pte(__entry->pteval)), - (int)sizeof(pteval_t) * 2, (unsigned long long)__entry->pteval, - __entry->domid) - ); - TRACE_EVENT(xen_mmu_set_pte_at, TP_PROTO(struct mm_struct *mm, unsigned long addr, pte_t *ptep, pte_t pteval),