diff options
Diffstat (limited to 'include')
| -rw-r--r-- | include/kcl/kcl_memory.h | 61 | ||||
| -rw-r--r-- | include/kcl/kcl_mm.h | 56 |
2 files changed, 62 insertions, 55 deletions
diff --git a/include/kcl/kcl_memory.h b/include/kcl/kcl_memory.h new file mode 100644 index 000000000000..d7b6210d3565 --- /dev/null +++ b/include/kcl/kcl_memory.h @@ -0,0 +1,61 @@ +/* SPDX-License-Identifier: MIT */ +#ifndef _KCL_KCL_MEMORY_H +#define _KCL_KCL_MEMORY_H + +#ifndef HAVE_VMF_INSERT +static inline vm_fault_t vmf_insert_mixed(struct vm_area_struct *vma, + unsigned long addr, + pfn_t pfn) +{ + int err; +#if !defined(HAVE_PFN_T_VM_INSERT_MIXED) + err = vm_insert_mixed(vma, addr, pfn_t_to_pfn(pfn)); +#else + err = vm_insert_mixed(vma, addr, pfn); +#endif + if (err == -ENOMEM) + return VM_FAULT_OOM; + if (err < 0 && err != -EBUSY) + return VM_FAULT_SIGBUS; + + return VM_FAULT_NOPAGE; +} + +static inline vm_fault_t vmf_insert_pfn(struct vm_area_struct *vma, + unsigned long addr, unsigned long pfn) +{ + int err = vm_insert_pfn(vma, addr, pfn); + + if (err == -ENOMEM) + return VM_FAULT_OOM; + if (err < 0 && err != -EBUSY) + return VM_FAULT_SIGBUS; + + return VM_FAULT_NOPAGE; +} + +#endif /* HAVE_VMF_INSERT */ + +#ifndef HAVE_VMF_INSERT_MIXED_PROT +vm_fault_t _kcl_vmf_insert_mixed_prot(struct vm_area_struct *vma, unsigned long addr, + pfn_t pfn, pgprot_t pgprot); +static inline +vm_fault_t vmf_insert_mixed_prot(struct vm_area_struct *vma, unsigned long addr, + pfn_t pfn, pgprot_t pgprot) +{ + return _kcl_vmf_insert_mixed_prot(vma, addr, pfn, pgprot); +} +#endif /* HAVE_VMF_INSERT_MIXED_PROT */ + +#ifndef HAVE_VMF_INSERT_PFN_PROT +vm_fault_t _kcl_vmf_insert_pfn_prot(struct vm_area_struct *vma, unsigned long addr, + unsigned long pfn, pgprot_t pgprot); +static inline +vm_fault_t vmf_insert_pfn_prot(struct vm_area_struct *vma, unsigned long addr, + unsigned long pfn, pgprot_t pgprot) +{ + return _kcl_vmf_insert_pfn_prot(vma, addr, pfn, pgprot); +} +#endif /* HAVE_VMF_INSERT_PFN_PROT */ + +#endif diff --git a/include/kcl/kcl_mm.h b/include/kcl/kcl_mm.h index 63bc6f157552..03b1426a9a7c 100644 --- a/include/kcl/kcl_mm.h +++ b/include/kcl/kcl_mm.h @@ -9,6 +9,7 @@ #include <linux/gfp.h> #include <linux/slab.h> #include <kcl/kcl_mm_types.h> +#include <kcl/kcl_memory.h> #ifndef untagged_addr #define untagged_addr(addr) (addr) @@ -128,59 +129,4 @@ static inline unsigned long zone_managed_pages(struct zone *zone) } #endif /* HAVE_ZONE_MANAGED_PAGES */ -#ifndef HAVE_VMF_INSERT -static inline vm_fault_t vmf_insert_mixed(struct vm_area_struct *vma, - unsigned long addr, - pfn_t pfn) -{ - int err; -#if !defined(HAVE_PFN_T_VM_INSERT_MIXED) - err = vm_insert_mixed(vma, addr, pfn_t_to_pfn(pfn)); -#else - err = vm_insert_mixed(vma, addr, pfn); -#endif - if (err == -ENOMEM) - return VM_FAULT_OOM; - if (err < 0 && err != -EBUSY) - return VM_FAULT_SIGBUS; - - return VM_FAULT_NOPAGE; -} - -static inline vm_fault_t vmf_insert_pfn(struct vm_area_struct *vma, - unsigned long addr, unsigned long pfn) -{ - int err = vm_insert_pfn(vma, addr, pfn); - - if (err == -ENOMEM) - return VM_FAULT_OOM; - if (err < 0 && err != -EBUSY) - return VM_FAULT_SIGBUS; - - return VM_FAULT_NOPAGE; -} - -#endif /* HAVE_VMF_INSERT */ - -#ifndef HAVE_VMF_INSERT_MIXED_PROT -vm_fault_t _kcl_vmf_insert_mixed_prot(struct vm_area_struct *vma, unsigned long addr, - pfn_t pfn, pgprot_t pgprot); -static inline -vm_fault_t vmf_insert_mixed_prot(struct vm_area_struct *vma, unsigned long addr, - pfn_t pfn, pgprot_t pgprot) -{ - return _kcl_vmf_insert_mixed_prot(vma, addr, pfn, pgprot); -} -#endif /* HAVE_VMF_INSERT_MIXED_PROT */ - -#ifndef HAVE_VMF_INSERT_PFN_PROT -vm_fault_t _kcl_vmf_insert_pfn_prot(struct vm_area_struct *vma, unsigned long addr, - unsigned long pfn, pgprot_t pgprot); -static inline -vm_fault_t vmf_insert_pfn_prot(struct vm_area_struct *vma, unsigned long addr, - unsigned long pfn, pgprot_t pgprot) -{ - return _kcl_vmf_insert_pfn_prot(vma, addr, pfn, pgprot); -} -#endif /* HAVE_VMF_INSERT_PFN_PROT */ #endif /* AMDKCL_MM_H */ |