diff options
| author | Thomas Gleixner <tglx@linutronix.de> | 2020-11-03 10:27:20 +0100 |
|---|---|---|
| committer | Thomas Gleixner <tglx@linutronix.de> | 2020-11-06 23:14:55 +0100 |
| commit | 157e118b55113d1e6c7f8ddfcec0a1dbf3a69511 (patch) | |
| tree | bb8cbaddde204f3f9839c95b1f7f30869fd895f4 /arch/x86/include/asm/iomap.h | |
| parent | highmem: Make DEBUG_HIGHMEM functional (diff) | |
| download | linux-157e118b55113d1e6c7f8ddfcec0a1dbf3a69511.tar.xz linux-157e118b55113d1e6c7f8ddfcec0a1dbf3a69511.zip | |
x86/mm/highmem: Use generic kmap atomic implementation
Convert X86 to the generic kmap atomic implementation and make the
iomap_atomic() naming convention consistent while at it.
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Link: https://lore.kernel.org/r/20201103095857.375127260@linutronix.de
Diffstat (limited to 'arch/x86/include/asm/iomap.h')
| -rw-r--r-- | arch/x86/include/asm/iomap.h | 18 |
1 files changed, 10 insertions, 8 deletions
diff --git a/arch/x86/include/asm/iomap.h b/arch/x86/include/asm/iomap.h index bacf68c4d70e..0be7a30fd6bc 100644 --- a/arch/x86/include/asm/iomap.h +++ b/arch/x86/include/asm/iomap.h @@ -9,19 +9,21 @@ #include <linux/fs.h> #include <linux/mm.h> #include <linux/uaccess.h> +#include <linux/highmem.h> #include <asm/cacheflush.h> #include <asm/tlbflush.h> -void __iomem * -iomap_atomic_prot_pfn(unsigned long pfn, pgprot_t prot); +void __iomem *iomap_atomic_pfn_prot(unsigned long pfn, pgprot_t prot); -void -iounmap_atomic(void __iomem *kvaddr); +static inline void iounmap_atomic(void __iomem *vaddr) +{ + kunmap_local_indexed((void __force *)vaddr); + pagefault_enable(); + preempt_enable(); +} -int -iomap_create_wc(resource_size_t base, unsigned long size, pgprot_t *prot); +int iomap_create_wc(resource_size_t base, unsigned long size, pgprot_t *prot); -void -iomap_free(resource_size_t base, unsigned long size); +void iomap_free(resource_size_t base, unsigned long size); #endif /* _ASM_X86_IOMAP_H */ |