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| author | David Vrabel <david.vrabel@citrix.com> | 2015-01-05 15:13:41 +0100 |
|---|---|---|
| committer | David Vrabel <david.vrabel@citrix.com> | 2015-01-28 15:03:10 +0100 |
| commit | 853d0289340026b30f93fd0e768340221d4e605c (patch) | |
| tree | 17d52ad1d7ae43007d8b664bbdba2a50db7dbb81 /arch/arm | |
| parent | mm: add 'foreign' alias for the 'pinned' page flag (diff) | |
| download | linux-853d0289340026b30f93fd0e768340221d4e605c.tar.xz linux-853d0289340026b30f93fd0e768340221d4e605c.zip | |
xen/grant-table: pre-populate kernel unmap ops for xen_gnttab_unmap_refs()
When unmapping grants, instead of converting the kernel map ops to
unmap ops on the fly, pre-populate the set of unmap ops.
This allows the grant unmap for the kernel mappings to be trivially
batched in the future.
Signed-off-by: David Vrabel <david.vrabel@citrix.com>
Reviewed-by: Stefano Stabellini <stefano.stabellini@eu.citrix.com>
Diffstat (limited to 'arch/arm')
| -rw-r--r-- | arch/arm/include/asm/xen/page.h | 2 | ||||
| -rw-r--r-- | arch/arm/xen/p2m.c | 2 |
2 files changed, 2 insertions, 2 deletions
diff --git a/arch/arm/include/asm/xen/page.h b/arch/arm/include/asm/xen/page.h index 68c739b3fdf4..2f7e6ff67d51 100644 --- a/arch/arm/include/asm/xen/page.h +++ b/arch/arm/include/asm/xen/page.h @@ -92,7 +92,7 @@ extern int set_foreign_p2m_mapping(struct gnttab_map_grant_ref *map_ops, struct page **pages, unsigned int count); extern int clear_foreign_p2m_mapping(struct gnttab_unmap_grant_ref *unmap_ops, - struct gnttab_map_grant_ref *kmap_ops, + struct gnttab_unmap_grant_ref *kunmap_ops, struct page **pages, unsigned int count); bool __set_phys_to_machine(unsigned long pfn, unsigned long mfn); diff --git a/arch/arm/xen/p2m.c b/arch/arm/xen/p2m.c index 054857776254..cb7a14c5cd69 100644 --- a/arch/arm/xen/p2m.c +++ b/arch/arm/xen/p2m.c @@ -102,7 +102,7 @@ int set_foreign_p2m_mapping(struct gnttab_map_grant_ref *map_ops, EXPORT_SYMBOL_GPL(set_foreign_p2m_mapping); int clear_foreign_p2m_mapping(struct gnttab_unmap_grant_ref *unmap_ops, - struct gnttab_map_grant_ref *kmap_ops, + struct gnttab_unmap_grant_ref *kunmap_ops, struct page **pages, unsigned int count) { int i; |