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xen: MFN/GFN/BFN terminology changes for 4.3-rc0

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- Use the correct GFN/BFN terms more consistently.
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Merge tag 'for-linus-4.3-rc0b-tag' of git://git.kernel.org/pub/scm/linux/kernel/git/xen/tip

Pull xen terminology fixes from David Vrabel:
 "Use the correct GFN/BFN terms more consistently"

* tag 'for-linus-4.3-rc0b-tag' of git://git.kernel.org/pub/scm/linux/kernel/git/xen/tip:
  xen/xenbus: Rename the variable xen_store_mfn to xen_store_gfn
  xen/privcmd: Further s/MFN/GFN/ clean-up
  hvc/xen: Further s/MFN/GFN clean-up
  video/xen-fbfront: Further s/MFN/GFN clean-up
  xen/tmem: Use xen_page_to_gfn rather than pfn_to_gfn
  xen: Use correctly the Xen memory terminologies
  arm/xen: implement correctly pfn_to_mfn
  xen: Make clear that swiotlb and biomerge are dealing with DMA address
This commit is contained in:
Linus Torvalds 2015-09-10 16:21:11 -07:00
commit 06ab838c20
29 changed files with 198 additions and 158 deletions
Download patch file Download diff file Expand all files Collapse all files

4
include/xen/page.h
View file

@ -3,9 +3,9 @@
#include <asm/xen/page.h>
static inline unsigned long page_to_mfn(struct page *page)
static inline unsigned long xen_page_to_gfn(struct page *page)
{
return pfn_to_mfn(page_to_pfn(page));
return pfn_to_gfn(page_to_pfn(page));
}
struct xen_memory_region {

10
include/xen/xen-ops.h
View file

@ -30,7 +30,7 @@ void xen_destroy_contiguous_region(phys_addr_t pstart, unsigned int order);
struct vm_area_struct;
/*
* xen_remap_domain_mfn_array() - map an array of foreign frames
* xen_remap_domain_gfn_array() - map an array of foreign frames
* @vma: VMA to map the pages into
* @addr: Address at which to map the pages
* @gfn: Array of GFNs to map
@ -46,14 +46,14 @@ struct vm_area_struct;
* Returns the number of successfully mapped frames, or a -ve error
* code.
*/
int xen_remap_domain_mfn_array(struct vm_area_struct *vma,
int xen_remap_domain_gfn_array(struct vm_area_struct *vma,
unsigned long addr,
xen_pfn_t *gfn, int nr,
int *err_ptr, pgprot_t prot,
unsigned domid,
struct page **pages);
/* xen_remap_domain_mfn_range() - map a range of foreign frames
/* xen_remap_domain_gfn_range() - map a range of foreign frames
* @vma: VMA to map the pages into
* @addr: Address at which to map the pages
* @gfn: First GFN to map.
@ -65,12 +65,12 @@ int xen_remap_domain_mfn_array(struct vm_area_struct *vma,
* Returns the number of successfully mapped frames, or a -ve error
* code.
*/
int xen_remap_domain_mfn_range(struct vm_area_struct *vma,
int xen_remap_domain_gfn_range(struct vm_area_struct *vma,
unsigned long addr,
xen_pfn_t gfn, int nr,
pgprot_t prot, unsigned domid,
struct page **pages);
int xen_unmap_domain_mfn_range(struct vm_area_struct *vma,
int xen_unmap_domain_gfn_range(struct vm_area_struct *vma,
int numpgs, struct page **pages);
int xen_xlate_remap_gfn_array(struct vm_area_struct *vma,
unsigned long addr,