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Wed, 2 Jun 2021 09:15:10 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=suse.de; s=susede2_rsa; t=1622625311; h=from:from:reply-to:date:date:message-id:message-id:to:to:cc:cc: in-reply-to:in-reply-to:references:references; bh=9PGunXTcA2aMR3u/oDIIHMBR3qsGadtV3/P/9ZHHFPE=; b=gHo9waZztSQ4cdcNNm9TAYFEpbYwYEQJ/7uzFxKphCHfESuuL6qYD7bcHPaO3UdL/AkNCV l0tYCFQH5YRyN9jPwZGQLQDin+DPhZbYZKs+EgsXP7iLDcIrP7N5eX/dyplYv358pEFa/o /N97fpsQO4wszZUd4bStcuckVKhxANc= DKIM-Signature: v=1; a=ed25519-sha256; c=relaxed/relaxed; d=suse.de; s=susede2_ed25519; t=1622625311; h=from:from:reply-to:date:date:message-id:message-id:to:to:cc:cc: in-reply-to:in-reply-to:references:references; bh=9PGunXTcA2aMR3u/oDIIHMBR3qsGadtV3/P/9ZHHFPE=; b=fP+vbG45AtHaXcrp9A2R0Ref8J+lkHsP1LOMBDKfw3RvFs/NOu6BBAt868Jbw6meiEg6E/ 3KxbwIs0D14L5EBQ== Received: from director2.suse.de ([192.168.254.72]) by imap3-int with ESMTPSA id GBqUJR5Mt2A6HgAALh3uQQ (envelope-from ); Wed, 02 Jun 2021 09:15:10 +0000 From: Oscar Salvador To: Andrew Morton Cc: David Hildenbrand , Dave Hansen , Michal Hocko , Anshuman Khandual , Vlastimil Babka , Pavel Tatashin , linux-mm@kvack.org, linux-kernel@vger.kernel.org, Oscar Salvador Subject: [PATCH v2 3/3] mm,memory_hotplug: Remove unneeded declarations Date: Wed, 2 Jun 2021 11:14:57 +0200 Message-Id: <20210602091457.17772-4-osalvador@suse.de> X-Mailer: git-send-email 2.13.7 In-Reply-To: <20210602091457.17772-1-osalvador@suse.de> References: <20210602091457.17772-1-osalvador@suse.de> Authentication-Results: imf16.hostedemail.com; dkim=pass header.d=suse.de header.s=susede2_rsa header.b=VQ4uTVg5; dkim=pass header.d=suse.de header.s=susede2_ed25519 header.b=cGUBQ9X9; dkim=pass header.d=suse.de header.s=susede2_rsa header.b=gHo9waZz; dkim=pass header.d=suse.de header.s=susede2_ed25519 header.b=fP+vbG45; dmarc=none; spf=pass (imf16.hostedemail.com: domain of osalvador@suse.de designates 195.135.220.28 as permitted sender) smtp.mailfrom=osalvador@suse.de X-Rspamd-Server: rspam05 X-Rspamd-Queue-Id: 2075C801937E X-Stat-Signature: h7sjqzy7mqjuxiwk5um4fubqipcp3qwa X-HE-Tag: 1622647099-250824 X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: include/linux/memory_hotplug.h has the following declarations: extern int zone_grow_free_lists(struct zone *zone, unsigned long new_nr_pages); extern int zone_grow_waitqueues(struct zone *zone, unsigned long nr_pages); extern int add_one_highpage(struct page *page, int pfn, int bad_ppro); These declarations were added by the following commit: commit 3947be1969a9ce455ec30f60ef51efb10e4323d1 Author: Dave Hansen Date: Sat Oct 29 18:16:54 2005 -0700 [PATCH] memory hotplug: sysfs and add/remove functions It seems that zone_grow_free_lists() and zone_grow_waitqueues() were never used, and add_one_highpage() was always declared as static in arch/i386/mm/init.c and later on in arch/x86/mm/init_32.c, and was later removed in: commit 5e7ccf8635c93b493f7d378a57ce300fbe1484e8 Author: Jiang Liu Date: Mon Apr 29 15:07:12 2013 -0700 mm/x86: use free_highmem_page() to free highmem pages into buddy system So remove these declarations. Signed-off-by: Oscar Salvador --- include/linux/memory_hotplug.h | 3 --- 1 file changed, 3 deletions(-) diff --git a/include/linux/memory_hotplug.h b/include/linux/memory_hotplug.h index 0d837ce6ec11..9a19e97d4f1a 100644 --- a/include/linux/memory_hotplug.h +++ b/include/linux/memory_hotplug.h @@ -80,9 +80,6 @@ struct range mhp_get_pluggable_range(bool need_mapping); /* * Zone resizing functions */ -extern int zone_grow_free_lists(struct zone *zone, unsigned long new_nr_pages); -extern int zone_grow_waitqueues(struct zone *zone, unsigned long nr_pages); -extern int add_one_highpage(struct page *page, int pfn, int bad_ppro); extern void adjust_present_page_count(struct zone *zone, long nr_pages); /* VM interface that may be used by firmware interface */ extern int mhp_init_memmap_on_memory(unsigned long pfn, unsigned long nr_pages, -- 2.16.3