diff options
| author | Dan Williams <dan.j.williams@intel.com> | 2016-01-16 03:56:43 +0300 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2016-01-16 04:56:32 +0300 |
| commit | f25748e3c34eb8bb54853e9adba2d3dcf030503c (patch) | |
| tree | 1305448a2cc3c7f4bf0b0f7eb4bd9f9176fe8eca /include/linux/pfn_t.h | |
| parent | 01c8f1c44b83a0825b573e7c723b033cece37b86 (diff) | |
| download | linux-f25748e3c34eb8bb54853e9adba2d3dcf030503c.tar.xz | |
mm, dax: convert vmf_insert_pfn_pmd() to pfn_t
Similar to the conversion of vm_insert_mixed() use pfn_t in the
vmf_insert_pfn_pmd() to tag the resulting pte with _PAGE_DEVICE when the
pfn is backed by a devm_memremap_pages() mapping.
Signed-off-by: Dan Williams <dan.j.williams@intel.com>
Cc: Dave Hansen <dave@sr71.net>
Cc: Matthew Wilcox <willy@linux.intel.com>
Cc: Alexander Viro <viro@zeniv.linux.org.uk>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'include/linux/pfn_t.h')
| -rw-r--r-- | include/linux/pfn_t.h | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/include/linux/pfn_t.h b/include/linux/pfn_t.h index bdaa275d7623..0703b5360d31 100644 --- a/include/linux/pfn_t.h +++ b/include/linux/pfn_t.h @@ -77,6 +77,13 @@ static inline pte_t pfn_t_pte(pfn_t pfn, pgprot_t pgprot) } #endif +#ifdef CONFIG_TRANSPARENT_HUGEPAGE +static inline pmd_t pfn_t_pmd(pfn_t pfn, pgprot_t pgprot) +{ + return pfn_pmd(pfn_t_to_pfn(pfn), pgprot); +} +#endif + #ifdef __HAVE_ARCH_PTE_DEVMAP static inline bool pfn_t_devmap(pfn_t pfn) { @@ -90,5 +97,6 @@ static inline bool pfn_t_devmap(pfn_t pfn) return false; } pte_t pte_mkdevmap(pte_t pte); +pmd_t pmd_mkdevmap(pmd_t pmd); #endif #endif /* _LINUX_PFN_T_H_ */ |