diff options
| -rw-r--r-- | arch/x86/mm/pat.c | 7 | ||||
| -rw-r--r-- | include/asm-generic/pgtable.h | 9 | ||||
| -rw-r--r-- | mm/huge_memory.c | 5 | ||||
| -rw-r--r-- | mm/memory.c | 8 |
4 files changed, 13 insertions, 16 deletions
diff --git a/arch/x86/mm/pat.c b/arch/x86/mm/pat.c index 83e701f160a9..efc32bc6862b 100644 --- a/arch/x86/mm/pat.c +++ b/arch/x86/mm/pat.c @@ -986,20 +986,17 @@ int track_pfn_remap(struct vm_area_struct *vma, pgprot_t *prot, return 0; } -int track_pfn_insert(struct vm_area_struct *vma, pgprot_t *prot, - pfn_t pfn) +void track_pfn_insert(struct vm_area_struct *vma, pgprot_t *prot, pfn_t pfn) { enum page_cache_mode pcm; if (!pat_enabled()) - return 0; + return; /* Set prot based on lookup */ pcm = lookup_memtype(pfn_t_to_phys(pfn)); *prot = __pgprot((pgprot_val(*prot) & (~_PAGE_CACHE_MASK)) | cachemode2protval(pcm)); - - return 0; } /* diff --git a/include/asm-generic/pgtable.h b/include/asm-generic/pgtable.h index c4f8fd2fd384..41b95d82a185 100644 --- a/include/asm-generic/pgtable.h +++ b/include/asm-generic/pgtable.h @@ -558,10 +558,9 @@ static inline int track_pfn_remap(struct vm_area_struct *vma, pgprot_t *prot, * track_pfn_insert is called when a _new_ single pfn is established * by vm_insert_pfn(). */ -static inline int track_pfn_insert(struct vm_area_struct *vma, pgprot_t *prot, - pfn_t pfn) +static inline void track_pfn_insert(struct vm_area_struct *vma, pgprot_t *prot, + pfn_t pfn) { - return 0; } /* @@ -593,8 +592,8 @@ static inline void untrack_pfn_moved(struct vm_area_struct *vma) extern int track_pfn_remap(struct vm_area_struct *vma, pgprot_t *prot, unsigned long pfn, unsigned long addr, unsigned long size); -extern int track_pfn_insert(struct vm_area_struct *vma, pgprot_t *prot, - pfn_t pfn); +extern void track_pfn_insert(struct vm_area_struct *vma, pgprot_t *prot, + pfn_t pfn); extern int track_pfn_copy(struct vm_area_struct *vma); extern void untrack_pfn(struct vm_area_struct *vma, unsigned long pfn, unsigned long size); diff --git a/mm/huge_memory.c b/mm/huge_memory.c index d4a6e4001512..f8e35cc66d32 100644 --- a/mm/huge_memory.c +++ b/mm/huge_memory.c @@ -737,8 +737,9 @@ int vmf_insert_pfn_pmd(struct vm_area_struct *vma, unsigned long addr, if (addr < vma->vm_start || addr >= vma->vm_end) return VM_FAULT_SIGBUS; - if (track_pfn_insert(vma, &pgprot, pfn)) - return VM_FAULT_SIGBUS; + + track_pfn_insert(vma, &pgprot, pfn); + insert_pfn_pmd(vma, addr, pmd, pfn, pgprot, write); return VM_FAULT_NOPAGE; } diff --git a/mm/memory.c b/mm/memory.c index e18c57bdc75c..33f45edf8272 100644 --- a/mm/memory.c +++ b/mm/memory.c @@ -1637,8 +1637,8 @@ int vm_insert_pfn_prot(struct vm_area_struct *vma, unsigned long addr, if (addr < vma->vm_start || addr >= vma->vm_end) return -EFAULT; - if (track_pfn_insert(vma, &pgprot, __pfn_to_pfn_t(pfn, PFN_DEV))) - return -EINVAL; + + track_pfn_insert(vma, &pgprot, __pfn_to_pfn_t(pfn, PFN_DEV)); ret = insert_pfn(vma, addr, __pfn_to_pfn_t(pfn, PFN_DEV), pgprot); @@ -1655,8 +1655,8 @@ int vm_insert_mixed(struct vm_area_struct *vma, unsigned long addr, if (addr < vma->vm_start || addr >= vma->vm_end) return -EFAULT; - if (track_pfn_insert(vma, &pgprot, pfn)) - return -EINVAL; + + track_pfn_insert(vma, &pgprot, pfn); /* * If we don't have pte special, then we have to use the pfn_valid() |