#ifndef _PGTABLE_NOPMD_H #define _PGTABLE_NOPMD_H #ifndef __ASSEMBLY__ #include struct mm_struct; #define __PAGETABLE_PMD_FOLDED /* * Having the pmd type consist of a pud gets the size right, and allows * us to conceptually access the pud entry that this pmd is folded into * without casting. */ typedef struct { pud_t pud; } pmd_t; #define PMD_SHIFT PUD_SHIFT #define PTRS_PER_PMD 1 #define PMD_SIZE (1UL << PMD_SHIFT) #define PMD_MASK (~(PMD_SIZE-1)) /* * The "pud_xxx()" functions here are trivial for a folded two-level * setup: the pmd is never bad, and a pmd always exists (as it's folded * into the pud entry) */ static inline int pud_none(pud_t pud) { return 0; } static inline int pud_bad(pud_t pud) { return 0; } static inline int pud_present(pud_t pud) { return 1; } static inline void pud_clear(pud_t *pud) { } #define pmd_ERROR(pmd) (pud_ERROR((pmd).pud)) #define pud_populate(mm, pmd, pte) do { } while (0) /* * (pmds are folded into puds so this doesn't get actually called, * but the define is needed for a generic inline function.) */ #define set_pud(pudptr, pudval) set_pmd((pmd_t *)(pudptr), (pmd_t) { pudval }) static inline pmd_t * pmd_offset(pud_t * pud, unsigned long address) { return (pmd_t *)pud; } #define pmd_val(x) (pud_val((x).pud)) #define __pmd(x) ((pmd_t) { __pud(x) } ) #define pud_page(pud) (pmd_page((pmd_t){ pud })) #define pud_page_vaddr(pud) (pmd_page_vaddr((pmd_t){ pud })) /* * allocating and freeing a pmd is trivial: the 1-entry pmd is * inside the pud, so has no extra memory associated with it. */ #define pmd_alloc_one(mm, address) NULL static inline void pmd_free(struct mm_struct *mm, pmd_t *pmd) { } #define __pmd_free_tlb(tlb, x, a) do { } while (0) #undef pmd_addr_end #define pmd_addr_end(addr, end) (end) #endif /* __ASSEMBLY__ */ #endif /* _PGTABLE_NOPMD_H */ ree/include/net/ieee80211_radiotap.h?h=nds-private-remove&id=54a07c7bb0da0343734c78212bbe9f3735394962'>treecommitdiff
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authorDave Airlie <airlied@redhat.com>2017-01-26 06:44:03 +1000
committerDave Airlie <airlied@redhat.com>2017-01-26 06:44:03 +1000
commit54a07c7bb0da0343734c78212bbe9f3735394962 (patch)
tree714efff4608ddc0dda7dc85ca82ae98e2c58b52c /include/net/ieee80211_radiotap.h
parent932790109f62aa52bdb4bb62aa66653c0b51bc75 (diff)
Revert "drm/probe-helpers: Drop locking from poll_enable"
This reverts commit 3846fd9b86001bea171943cc3bb9222cb6da6b42. There were some precursor commits missing for this around connector locking, we should probably merge Lyude's nouveau avoid the problem patch.
Diffstat (limited to 'include/net/ieee80211_radiotap.h')