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[71.184.117.43]) by smtp.gmail.com with ESMTPSA id p127sm11396151qke.97.2019.03.01.06.20.59 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Fri, 01 Mar 2019 06:21:00 -0800 (PST) From: Qian Cai To: benh@kernel.crashing.org, paulus@samba.org, mpe@ellerman.id.au Subject: [PATCH v2] powerpc/mm: fix "section_base" set but not used Date: Fri, 1 Mar 2019 09:20:40 -0500 Message-Id: <20190301142040.94204-1-cai@lca.pw> X-Mailer: git-send-email 2.17.2 (Apple Git-113) X-BeenThere: linuxppc-dev@lists.ozlabs.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Qian Cai , linuxppc-dev@lists.ozlabs.org, hch@lst.de, linux-kernel@vger.kernel.org Errors-To: linuxppc-dev-bounces+patchwork-incoming=ozlabs.org@lists.ozlabs.org Sender: "Linuxppc-dev" The commit 24b6d4164348 ("mm: pass the vmem_altmap to vmemmap_free") removed a line in vmemmap_free(), altmap = to_vmem_altmap((unsigned long) section_base); but left a variable no longer used. arch/powerpc/mm/init_64.c: In function 'vmemmap_free': arch/powerpc/mm/init_64.c:277:16: error: variable 'section_base' set but not used [-Werror=unused-but-set-variable] Signed-off-by: Qian Cai --- v2: improve the commit message. arch/powerpc/mm/init_64.c | 2 -- 1 file changed, 2 deletions(-) diff --git a/arch/powerpc/mm/init_64.c b/arch/powerpc/mm/init_64.c index a5091c034747..a4c155af1597 100644 --- a/arch/powerpc/mm/init_64.c +++ b/arch/powerpc/mm/init_64.c @@ -274,7 +274,6 @@ void __ref vmemmap_free(unsigned long start, unsigned long end, for (; start < end; start += page_size) { unsigned long nr_pages, addr; - struct page *section_base; struct page *page; /* @@ -290,7 +289,6 @@ void __ref vmemmap_free(unsigned long start, unsigned long end, continue; page = pfn_to_page(addr >> PAGE_SHIFT); - section_base = pfn_to_page(vmemmap_section_start(start)); nr_pages = 1 << page_order; base_pfn = PHYS_PFN(addr);