From mboxrd@z Thu Jan 1 00:00:00 1970 From: vladimir.murzin@arm.com (Vladimir Murzin) Date: Tue, 22 Nov 2016 09:25:58 +0000 Subject: [RFC PATCH 01/11] ARM: NOMMU: define stubs for fixup In-Reply-To: <1479806768-39911-1-git-send-email-vladimir.murzin@arm.com> References: <1479806768-39911-1-git-send-email-vladimir.murzin@arm.com> Message-ID: <1479806768-39911-2-git-send-email-vladimir.murzin@arm.com> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org When build for NOMMU following errors show ups: arch/arm/kernel/patch.c: In function 'patch_map': arch/arm/kernel/patch.c:39:2: error: implicit declaration of function 'set_fixmap' [-Werror=implicit-function-declaration] set_fixmap(fixmap, page_to_phys(page)); ^ arch/arm/kernel/patch.c:41:2: error: implicit declaration of function '__fix_to_virt' [-Werror=implicit-function-declaration] return (void *) (__fix_to_virt(fixmap) + (uintaddr & ~PAGE_MASK)); ^ arch/arm/kernel/patch.c: In function 'patch_unmap': arch/arm/kernel/patch.c:47:2: error: implicit declaration of function 'clear_fixmap' [-Werror=implicit-function-declaration] clear_fixmap(fixmap); ^ cc1: some warnings being treated as errors Fixup does not make much sense in NOMMU configurations, so provide stub definitions. Cc: Russell King Signed-off-by: Vladimir Murzin --- arch/arm/include/asm/fixmap.h | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/arch/arm/include/asm/fixmap.h b/arch/arm/include/asm/fixmap.h index 5c17d2d..0bfc2e3 100644 --- a/arch/arm/include/asm/fixmap.h +++ b/arch/arm/include/asm/fixmap.h @@ -59,6 +59,12 @@ enum fixed_addresses { #else +#define set_fixmap(idx, phys) +#define clear_fixmap(idx) + +#define __fix_to_virt(x) (x) +#define __virt_to_fix(x) (x) + static inline void early_fixmap_init(void) { } #endif -- 1.7.9.5