diff options
| author | Juergen Gross <jgross@suse.com> | 2014-11-03 13:01:52 (GMT) |
|---|---|---|
| committer | Thomas Gleixner <tglx@linutronix.de> | 2014-11-16 10:04:25 (GMT) |
| commit | 2df58b6d35306e8dab48923c9fbe9e1ad17537e2 (patch) | |
| tree | 1a2d8920e562f77ab5d4d65c3ea5dba41ec0282b /arch/x86/mm/init_64.c | |
| parent | 1c64216be16404df7fab33c793890bb5076e8123 (diff) | |
| download | linux-2df58b6d35306e8dab48923c9fbe9e1ad17537e2.tar.xz | |
x86: Use new cache mode type in arch/x86/mm/init_64.c
Instead of directly using the cache mode bits in the pte switch to
using the cache mode type.
Based-on-patch-by: Stefan Bader <stefan.bader@canonical.com>
Signed-off-by: Juergen Gross <jgross@suse.com>
Reviewed-by: Thomas Gleixner <tglx@linutronix.de>
Cc: stefan.bader@canonical.com
Cc: xen-devel@lists.xensource.com
Cc: konrad.wilk@oracle.com
Cc: ville.syrjala@linux.intel.com
Cc: david.vrabel@citrix.com
Cc: jbeulich@suse.com
Cc: toshi.kani@hp.com
Cc: plagnioj@jcrosoft.com
Cc: tomi.valkeinen@ti.com
Cc: bhelgaas@google.com
Link: http://lkml.kernel.org/r/1415019724-4317-7-git-send-email-jgross@suse.com
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Diffstat (limited to 'arch/x86/mm/init_64.c')
| -rw-r--r-- | arch/x86/mm/init_64.c | 9 |
1 files changed, 6 insertions, 3 deletions
diff --git a/arch/x86/mm/init_64.c b/arch/x86/mm/init_64.c index ebca30f..bd42786 100644 --- a/arch/x86/mm/init_64.c +++ b/arch/x86/mm/init_64.c @@ -337,12 +337,15 @@ pte_t * __init populate_extra_pte(unsigned long vaddr) * Create large page table mappings for a range of physical addresses. */ static void __init __init_extra_mapping(unsigned long phys, unsigned long size, - pgprot_t prot) + enum page_cache_mode cache) { pgd_t *pgd; pud_t *pud; pmd_t *pmd; + pgprot_t prot; + pgprot_val(prot) = pgprot_val(PAGE_KERNEL_LARGE) | + pgprot_val(pgprot_4k_2_large(cachemode2pgprot(cache))); BUG_ON((phys & ~PMD_MASK) || (size & ~PMD_MASK)); for (; size; phys += PMD_SIZE, size -= PMD_SIZE) { pgd = pgd_offset_k((unsigned long)__va(phys)); @@ -365,12 +368,12 @@ static void __init __init_extra_mapping(unsigned long phys, unsigned long size, void __init init_extra_mapping_wb(unsigned long phys, unsigned long size) { - __init_extra_mapping(phys, size, PAGE_KERNEL_LARGE); + __init_extra_mapping(phys, size, _PAGE_CACHE_MODE_WB); } void __init init_extra_mapping_uc(unsigned long phys, unsigned long size) { - __init_extra_mapping(phys, size, PAGE_KERNEL_LARGE_NOCACHE); + __init_extra_mapping(phys, size, _PAGE_CACHE_MODE_UC); } /* |