lk/linux-kernel-test
1
0
Fork 0
Code Issues Pull Requests Releases Wiki Activity

xen: correctly use xen_pfn_t in remap_domain_mfn_range.

Browse Source 
For Xen on ARM a PFN is 64 bits so we need to use the appropriate
type here.

Signed-off-by: Ian Campbell <ian.campbell@citrix.com>
Acked-by: Stefano Stabellini <stefano.stabellini@eu.citrix.com>
Signed-off-by: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
[v2: include the necessary header,
     Reported-by: Fengguang Wu <fengguang.wu@intel.com> ]
This commit is contained in:
Ian Campbell
2012-10-16 17:19:15 +01:00
parent c61ba7291b
commit 7892f6928d
2 changed files with 3 additions and 2 deletions
Download Patch File Download Diff File Expand all files Collapse all files

2
arch/x86/xen/mmu.c
View File

@@ -2478,7 +2478,7 @@ static int remap_area_mfn_pte_fn(pte_t *ptep, pgtable_t token,
int xen_remap_domain_mfn_range(struct vm_area_struct *vma, int xen_remap_domain_mfn_range(struct vm_area_struct *vma,
unsigned long addr, unsigned long addr,
unsigned long mfn, int nr, xen_pfn_t mfn, int nr,
pgprot_t prot, unsigned domid, pgprot_t prot, unsigned domid,
struct page **pages) struct page **pages)

3
include/xen/xen-ops.h
View File

@@ -2,6 +2,7 @@
#define INCLUDE_XEN_OPS_H #define INCLUDE_XEN_OPS_H
#include <linux/percpu.h> #include <linux/percpu.h>
#include <asm/xen/interface.h>
DECLARE_PER_CPU(struct vcpu_info *, xen_vcpu); DECLARE_PER_CPU(struct vcpu_info *, xen_vcpu);
@@ -26,7 +27,7 @@ void xen_destroy_contiguous_region(unsigned long vstart, unsigned int order);
struct vm_area_struct; struct vm_area_struct;
int xen_remap_domain_mfn_range(struct vm_area_struct *vma, int xen_remap_domain_mfn_range(struct vm_area_struct *vma,
unsigned long addr, unsigned long addr,
unsigned long mfn, int nr, xen_pfn_t mfn, int nr,
pgprot_t prot, unsigned domid, pgprot_t prot, unsigned domid,
struct page **pages); struct page **pages);
int xen_unmap_domain_mfn_range(struct vm_area_struct *vma, int xen_unmap_domain_mfn_range(struct vm_area_struct *vma,