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| author | Russell King <rmk@dyn-67.arm.linux.org.uk> | 2006-06-24 10:46:23 +0100 |
|---|---|---|
| committer | Russell King <rmk+kernel@arm.linux.org.uk> | 2006-06-28 17:59:50 +0100 |
| commit | e6b1b38c520d85388ab6538001265cc342e81a70 (patch) | |
| tree | 08bb002ac47da8f90f00dc109eafb371f6933ee3 /arch/arm/mm/nommu.c | |
| parent | 3b93e7b08fc3e87e5b451ee5e47cfe142779d0cd (diff) | |
| download | linux-e6b1b38c520d85388ab6538001265cc342e81a70.tar.gz linux-e6b1b38c520d85388ab6538001265cc342e81a70.tar.bz2 linux-e6b1b38c520d85388ab6538001265cc342e81a70.zip | |
[ARM] nommu: Provide a simple flush_dcache_page implementation
nommu doesn't require a complex flush_dcache_page implementation
like the MMU-ful CPUs do, so provide a simplified version in nommu.c
and omit flush.c from the build as appropriate.
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
Diffstat (limited to 'arch/arm/mm/nommu.c')
| -rw-r--r-- | arch/arm/mm/nommu.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/arch/arm/mm/nommu.c b/arch/arm/mm/nommu.c index 934c551d93da..10166fdeaace 100644 --- a/arch/arm/mm/nommu.c +++ b/arch/arm/mm/nommu.c @@ -4,10 +4,18 @@ * ARM uCLinux supporting functions. */ #include <linux/module.h> +#include <linux/mm.h> +#include <linux/pagemap.h> +#include <asm/cacheflush.h> #include <asm/io.h> #include <asm/page.h> +void flush_dcache_page(struct page *page) +{ + __cpuc_flush_dcache_page(page_address(page)); +} + void __iomem *__ioremap_pfn(unsigned long pfn, unsigned long offset, size_t size, unsigned long flags) { |