From patchwork Mon May 27 11:11:49 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: David Hildenbrand X-Patchwork-Id: 10962603 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id ED7A9933 for ; Mon, 27 May 2019 11:13:53 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id D9C8328AD4 for ; Mon, 27 May 2019 11:13:53 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id CD91E28AD7; Mon, 27 May 2019 11:13:53 +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=-5.2 required=2.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,MAILING_LIST_MULTI,RCVD_IN_DNSWL_MED autolearn=unavailable version=3.3.1 Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.wl.linuxfoundation.org (Postfix) with ESMTPS id 7521028AD4 for ; Mon, 27 May 2019 11:13:53 +0000 (UTC) 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:References:In-Reply-To: Message-Id:Date:Subject:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=lkUTE/uLaktdekhESIaeN846KRQRg7b6LLaFko3qmbo=; b=uTS9jPpPhuZ4hu n8jl0VlqCC4+S9woMmU1E4jE78tndgI/hd1DESt8FYT9qI5ftzMkiBK4RTDssex02uHa8oJR3v2Ew LIonmHg9UyrJQy2cJ315PUGbhlDpTFwzJelYATRUMmmrYbAffADmoGHqVbV8A2RrjjKzDbYgd82u3 J5JSyKEtFO0/C/cy2f1R3HX8RrhDiVHTrrv+REqGSJCR/hSURTNapBFIIZlnq6Go/8JjRQyr28sXt mFxoScGKEuJ3HrmFb3etjFhVJkLNepMR6llOd5b/rorNoCmUx0qbRUOIt4YytSppO2/UPBpo25WX/ phFO38sNh7WmH6CH97iQ==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.90_1 #2 (Red Hat Linux)) id 1hVDZc-0000kL-Jt; Mon, 27 May 2019 11:13:48 +0000 Received: from mx1.redhat.com ([209.132.183.28]) by bombadil.infradead.org with esmtps (Exim 4.90_1 #2 (Red Hat Linux)) id 1hVDYl-0008Ms-LC for linux-arm-kernel@lists.infradead.org; Mon, 27 May 2019 11:13:01 +0000 Received: from smtp.corp.redhat.com (int-mx08.intmail.prod.int.phx2.redhat.com [10.5.11.23]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mx1.redhat.com (Postfix) with ESMTPS id 19FE3307D855; Mon, 27 May 2019 11:12:55 +0000 (UTC) Received: from t460s.redhat.com (ovpn-117-89.ams2.redhat.com [10.36.117.89]) by smtp.corp.redhat.com (Postfix) with ESMTP id 9F3D72AA82; Mon, 27 May 2019 11:12:51 +0000 (UTC) From: David Hildenbrand To: linux-mm@kvack.org Subject: [PATCH v3 08/11] mm/memory_hotplug: Drop MHP_MEMBLOCK_API Date: Mon, 27 May 2019 13:11:49 +0200 Message-Id: <20190527111152.16324-9-david@redhat.com> In-Reply-To: <20190527111152.16324-1-david@redhat.com> References: <20190527111152.16324-1-david@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.84 on 10.5.11.23 X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.5.16 (mx1.redhat.com [10.5.110.48]); Mon, 27 May 2019 11:12:55 +0000 (UTC) X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20190527_041255_801723_662AD424 X-CRM114-Status: GOOD ( 14.36 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Oscar Salvador , linux-s390@vger.kernel.org, Michal Hocko , linux-ia64@vger.kernel.org, Pavel Tatashin , linux-sh@vger.kernel.org, Mathieu Malaterre , Joonsoo Kim , David Hildenbrand , linux-kernel@vger.kernel.org, Wei Yang , Arun KS , Qian Cai , Igor Mammedov , akpm@linux-foundation.org, linuxppc-dev@lists.ozlabs.org, Dan Williams , linux-arm-kernel@lists.infradead.org Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org X-Virus-Scanned: ClamAV using ClamSMTP No longer needed, the callers of arch_add_memory() can handle this manually. Cc: Andrew Morton Cc: David Hildenbrand Cc: Michal Hocko Cc: Oscar Salvador Cc: Pavel Tatashin Cc: Wei Yang Cc: Joonsoo Kim Cc: Qian Cai Cc: Arun KS Cc: Mathieu Malaterre Signed-off-by: David Hildenbrand Reviewed-by: Wei Yang Acked-by: Michal Hocko --- include/linux/memory_hotplug.h | 8 -------- mm/memory_hotplug.c | 9 +++------ 2 files changed, 3 insertions(+), 14 deletions(-) diff --git a/include/linux/memory_hotplug.h b/include/linux/memory_hotplug.h index 2d4de313926d..2f1f87e13baa 100644 --- a/include/linux/memory_hotplug.h +++ b/include/linux/memory_hotplug.h @@ -128,14 +128,6 @@ extern void arch_remove_memory(int nid, u64 start, u64 size, extern void __remove_pages(struct zone *zone, unsigned long start_pfn, unsigned long nr_pages, struct vmem_altmap *altmap); -/* - * Do we want sysfs memblock files created. This will allow userspace to online - * and offline memory explicitly. Lack of this bit means that the caller has to - * call move_pfn_range_to_zone to finish the initialization. - */ - -#define MHP_MEMBLOCK_API (1<<0) - /* reasonably generic interface to expand the physical pages */ extern int __add_pages(int nid, unsigned long start_pfn, unsigned long nr_pages, struct mhp_restrictions *restrictions); diff --git a/mm/memory_hotplug.c b/mm/memory_hotplug.c index b1fde90bbf19..9a92549ef23b 100644 --- a/mm/memory_hotplug.c +++ b/mm/memory_hotplug.c @@ -251,7 +251,7 @@ void __init register_page_bootmem_info_node(struct pglist_data *pgdat) #endif /* CONFIG_HAVE_BOOTMEM_INFO_NODE */ static int __meminit __add_section(int nid, unsigned long phys_start_pfn, - struct vmem_altmap *altmap, bool want_memblock) + struct vmem_altmap *altmap) { int ret; @@ -294,8 +294,7 @@ int __ref __add_pages(int nid, unsigned long phys_start_pfn, } for (i = start_sec; i <= end_sec; i++) { - err = __add_section(nid, section_nr_to_pfn(i), altmap, - restrictions->flags & MHP_MEMBLOCK_API); + err = __add_section(nid, section_nr_to_pfn(i), altmap); /* * EEXIST is finally dealt with by ioresource collision @@ -1067,9 +1066,7 @@ static int online_memory_block(struct memory_block *mem, void *arg) */ int __ref add_memory_resource(int nid, struct resource *res) { - struct mhp_restrictions restrictions = { - .flags = MHP_MEMBLOCK_API, - }; + struct mhp_restrictions restrictions = {}; u64 start, size; bool new_node = false; int ret;