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MIPS: mm:remove function __uncached_access() 

MIPS can now use the default uncached_access like other archs.

Signed-off-by: Yanteng Si <siyanteng@loongson.cn>
Acked-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Thomas Bogendoerfer <tsbogend@alpha.franken.de>
This commit is contained in:
Yanteng Si 2021-01-27 10:38:06 +08:00 committed by Thomas Bogendoerfer
parent c4cbe3fb1c
commit e6a52b8f0f
2 changed files with 0 additions and 15 deletions
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8
arch/mips/mm/cache.c
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@ -208,11 +208,3 @@ void cpu_cache_init(void)
setup_protection_map();
}
int __weak __uncached_access(struct file *file, unsigned long addr)
{
if (file->f_flags & O_DSYNC)
return 1;
return addr >= __pa(high_memory);
}

7
drivers/char/mem.c
View File

@ -294,13 +294,6 @@ static int uncached_access(struct file *file, phys_addr_t addr)
* attribute aliases.
*/
return !(efi_mem_attributes(addr) & EFI_MEMORY_WB);
#elif defined(CONFIG_MIPS)
{
extern int __uncached_access(struct file *file,
unsigned long addr);
return __uncached_access(file, addr);
}
#else
/*
* Accessing memory above the top the kernel knows about or through a