From mboxrd@z Thu Jan 1 00:00:00 1970 From: robherring2@gmail.com (Rob Herring) Date: Sun, 11 Mar 2012 16:08:17 -0500 Subject: [PATCH 1/4] ARM: fix ioremap/iounmap for !CONFIG_MMU In-Reply-To: <1331500100-31351-1-git-send-email-robherring2@gmail.com> References: <1331500100-31351-1-git-send-email-robherring2@gmail.com> Message-ID: <1331500100-31351-2-git-send-email-robherring2@gmail.com> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org From: Rob Herring With commit 4fe7ef3a081 (ARM: provide runtime hook for ioremap/iounmap), compiles with !CONFIG_MMU were broken. Rename nommu __iounmap to __arm_iounmap and add arch_ioremap_caller and arch_iounmap. Its not expected that these need to be overriden for !CONFIG_MMU, so setting the function ptrs has no effect in this case. Signed-off-by: Rob Herring Cc: Russell King --- arch/arm/mm/nommu.c | 8 ++++++-- 1 files changed, 6 insertions(+), 2 deletions(-) diff --git a/arch/arm/mm/nommu.c b/arch/arm/mm/nommu.c index 4fc6794..6486d2f 100644 --- a/arch/arm/mm/nommu.c +++ b/arch/arm/mm/nommu.c @@ -86,13 +86,17 @@ void __iomem *__arm_ioremap(unsigned long phys_addr, size_t size, } EXPORT_SYMBOL(__arm_ioremap); +void __iomem * (*arch_ioremap_caller)(unsigned long, size_t, unsigned int, void *); + void __iomem *__arm_ioremap_caller(unsigned long phys_addr, size_t size, unsigned int mtype, void *caller) { return __arm_ioremap(phys_addr, size, mtype); } -void __iounmap(volatile void __iomem *addr) +void (*arch_iounmap)(volatile void __iomem *); + +void __arm_iounmap(volatile void __iomem *addr) { } -EXPORT_SYMBOL(__iounmap); +EXPORT_SYMBOL(__arm_iounmap); -- 1.7.5.4