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Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.92 #3 (Red Hat Linux)) id 1hxShb-00078l-ED; Tue, 13 Aug 2019 09:02:47 +0000 Received: from [2001:4bb8:180:1ec3:c70:4a89:bc61:2] (helo=localhost) by bombadil.infradead.org with esmtpsa (Exim 4.92 #3 (Red Hat Linux)) id 1hxSgo-0006S8-Fv; Tue, 13 Aug 2019 09:01:58 +0000 From: Christoph Hellwig To: Catalin Marinas , Will Deacon , x86@kernel.org Subject: [PATCH 3/6] x86: remove the unused set_memory_array_* functions Date: Tue, 13 Aug 2019 11:01:43 +0200 Message-Id: <20190813090146.26377-4-hch@lst.de> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20190813090146.26377-1-hch@lst.de> References: <20190813090146.26377-1-hch@lst.de> MIME-Version: 1.0 X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Peter Zijlstra , Dave Hansen , linux-arm-kernel@lists.infradead.org, Andy Lutomirski , linux-kernel@vger.kernel.org Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org Signed-off-by: Christoph Hellwig --- arch/x86/include/asm/set_memory.h | 5 --- arch/x86/mm/pageattr.c | 75 ------------------------------- 2 files changed, 80 deletions(-) diff --git a/arch/x86/include/asm/set_memory.h b/arch/x86/include/asm/set_memory.h index ae7b909dc242..899ec9ae7cff 100644 --- a/arch/x86/include/asm/set_memory.h +++ b/arch/x86/include/asm/set_memory.h @@ -48,11 +48,6 @@ int set_memory_encrypted(unsigned long addr, int numpages); int set_memory_decrypted(unsigned long addr, int numpages); int set_memory_np_noalias(unsigned long addr, int numpages); -int set_memory_array_uc(unsigned long *addr, int addrinarray); -int set_memory_array_wc(unsigned long *addr, int addrinarray); -int set_memory_array_wt(unsigned long *addr, int addrinarray); -int set_memory_array_wb(unsigned long *addr, int addrinarray); - int set_pages_array_uc(struct page **pages, int addrinarray); int set_pages_array_wc(struct page **pages, int addrinarray); int set_pages_array_wt(struct page **pages, int addrinarray); diff --git a/arch/x86/mm/pageattr.c b/arch/x86/mm/pageattr.c index a02ca8986299..3be5d22c005a 100644 --- a/arch/x86/mm/pageattr.c +++ b/arch/x86/mm/pageattr.c @@ -1809,63 +1809,6 @@ int set_memory_uc(unsigned long addr, int numpages) } EXPORT_SYMBOL(set_memory_uc); -static int _set_memory_array(unsigned long *addr, int numpages, - enum page_cache_mode new_type) -{ - enum page_cache_mode set_type; - int i, j; - int ret; - - for (i = 0; i < numpages; i++) { - ret = reserve_memtype(__pa(addr[i]), __pa(addr[i]) + PAGE_SIZE, - new_type, NULL); - if (ret) - goto out_free; - } - - /* If WC, set to UC- first and then WC */ - set_type = (new_type == _PAGE_CACHE_MODE_WC) ? - _PAGE_CACHE_MODE_UC_MINUS : new_type; - - ret = change_page_attr_set(addr, numpages, - cachemode2pgprot(set_type), 1); - - if (!ret && new_type == _PAGE_CACHE_MODE_WC) - ret = change_page_attr_set_clr(addr, numpages, - cachemode2pgprot( - _PAGE_CACHE_MODE_WC), - __pgprot(_PAGE_CACHE_MASK), - 0, CPA_ARRAY, NULL); - if (ret) - goto out_free; - - return 0; - -out_free: - for (j = 0; j < i; j++) - free_memtype(__pa(addr[j]), __pa(addr[j]) + PAGE_SIZE); - - return ret; -} - -int set_memory_array_uc(unsigned long *addr, int numpages) -{ - return _set_memory_array(addr, numpages, _PAGE_CACHE_MODE_UC_MINUS); -} -EXPORT_SYMBOL(set_memory_array_uc); - -int set_memory_array_wc(unsigned long *addr, int numpages) -{ - return _set_memory_array(addr, numpages, _PAGE_CACHE_MODE_WC); -} -EXPORT_SYMBOL(set_memory_array_wc); - -int set_memory_array_wt(unsigned long *addr, int numpages) -{ - return _set_memory_array(addr, numpages, _PAGE_CACHE_MODE_WT); -} -EXPORT_SYMBOL_GPL(set_memory_array_wt); - int _set_memory_wc(unsigned long addr, int numpages) { int ret; @@ -1942,24 +1885,6 @@ int set_memory_wb(unsigned long addr, int numpages) } EXPORT_SYMBOL(set_memory_wb); -int set_memory_array_wb(unsigned long *addr, int numpages) -{ - int i; - int ret; - - /* WB cache mode is hard wired to all cache attribute bits being 0 */ - ret = change_page_attr_clear(addr, numpages, - __pgprot(_PAGE_CACHE_MASK), 1); - if (ret) - return ret; - - for (i = 0; i < numpages; i++) - free_memtype(__pa(addr[i]), __pa(addr[i]) + PAGE_SIZE); - - return 0; -} -EXPORT_SYMBOL(set_memory_array_wb); - int set_memory_x(unsigned long addr, int numpages) { if (!(__supported_pte_mask & _PAGE_NX)) -- 2.20.1 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel