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| author | Julien Grall <julien.grall@citrix.com> | 2015-10-13 17:50:11 +0100 |
|---|---|---|
| committer | David Vrabel <david.vrabel@citrix.com> | 2015-10-23 14:20:46 +0100 |
| commit | 9cce2914e2b21339dca12c91dc9f35790366cc4c (patch) | |
| tree | f92428952bfd91dd0ff312608080e021e3f05190 /drivers/xen/xenbus | |
| parent | d5f985c834fbfdedcb629b009ba272ad50add5ac (diff) | |
| download | linux-9cce2914e2b21339dca12c91dc9f35790366cc4c.tar.bz2 | |
xen/xenbus: Rename *RING_PAGE* to *RING_GRANT*
Linux may use a different page size than the size of grant. So make
clear that the order is actually in number of grant.
Signed-off-by: Julien Grall <julien.grall@citrix.com>
Signed-off-by: David Vrabel <david.vrabel@citrix.com>
Diffstat (limited to 'drivers/xen/xenbus')
| -rw-r--r-- | drivers/xen/xenbus/xenbus_client.c | 34 |
1 files changed, 17 insertions, 17 deletions
diff --git a/drivers/xen/xenbus/xenbus_client.c b/drivers/xen/xenbus/xenbus_client.c index 42abee3bbb27..b77643361853 100644 --- a/drivers/xen/xenbus/xenbus_client.c +++ b/drivers/xen/xenbus/xenbus_client.c @@ -56,11 +56,11 @@ struct xenbus_map_node { struct vm_struct *area; } pv; struct { - struct page *pages[XENBUS_MAX_RING_PAGES]; + struct page *pages[XENBUS_MAX_RING_GRANTS]; void *addr; } hvm; }; - grant_handle_t handles[XENBUS_MAX_RING_PAGES]; + grant_handle_t handles[XENBUS_MAX_RING_GRANTS]; unsigned int nr_handles; }; @@ -479,12 +479,12 @@ static int __xenbus_map_ring(struct xenbus_device *dev, unsigned int flags, bool *leaked) { - struct gnttab_map_grant_ref map[XENBUS_MAX_RING_PAGES]; - struct gnttab_unmap_grant_ref unmap[XENBUS_MAX_RING_PAGES]; + struct gnttab_map_grant_ref map[XENBUS_MAX_RING_GRANTS]; + struct gnttab_unmap_grant_ref unmap[XENBUS_MAX_RING_GRANTS]; int i, j; int err = GNTST_okay; - if (nr_grefs > XENBUS_MAX_RING_PAGES) + if (nr_grefs > XENBUS_MAX_RING_GRANTS) return -EINVAL; for (i = 0; i < nr_grefs; i++) { @@ -540,15 +540,15 @@ static int xenbus_map_ring_valloc_pv(struct xenbus_device *dev, { struct xenbus_map_node *node; struct vm_struct *area; - pte_t *ptes[XENBUS_MAX_RING_PAGES]; - phys_addr_t phys_addrs[XENBUS_MAX_RING_PAGES]; + pte_t *ptes[XENBUS_MAX_RING_GRANTS]; + phys_addr_t phys_addrs[XENBUS_MAX_RING_GRANTS]; int err = GNTST_okay; int i; bool leaked; *vaddr = NULL; - if (nr_grefs > XENBUS_MAX_RING_PAGES) + if (nr_grefs > XENBUS_MAX_RING_GRANTS) return -EINVAL; node = kzalloc(sizeof(*node), GFP_KERNEL); @@ -602,10 +602,10 @@ static int xenbus_map_ring_valloc_hvm(struct xenbus_device *dev, void *addr; bool leaked = false; /* Why do we need two arrays? See comment of __xenbus_map_ring */ - phys_addr_t phys_addrs[XENBUS_MAX_RING_PAGES]; - unsigned long addrs[XENBUS_MAX_RING_PAGES]; + phys_addr_t phys_addrs[XENBUS_MAX_RING_GRANTS]; + unsigned long addrs[XENBUS_MAX_RING_GRANTS]; - if (nr_grefs > XENBUS_MAX_RING_PAGES) + if (nr_grefs > XENBUS_MAX_RING_GRANTS) return -EINVAL; *vaddr = NULL; @@ -686,10 +686,10 @@ int xenbus_map_ring(struct xenbus_device *dev, grant_ref_t *gnt_refs, unsigned int nr_grefs, grant_handle_t *handles, unsigned long *vaddrs, bool *leaked) { - phys_addr_t phys_addrs[XENBUS_MAX_RING_PAGES]; + phys_addr_t phys_addrs[XENBUS_MAX_RING_GRANTS]; int i; - if (nr_grefs > XENBUS_MAX_RING_PAGES) + if (nr_grefs > XENBUS_MAX_RING_GRANTS) return -EINVAL; for (i = 0; i < nr_grefs; i++) @@ -722,7 +722,7 @@ EXPORT_SYMBOL_GPL(xenbus_unmap_ring_vfree); static int xenbus_unmap_ring_vfree_pv(struct xenbus_device *dev, void *vaddr) { struct xenbus_map_node *node; - struct gnttab_unmap_grant_ref unmap[XENBUS_MAX_RING_PAGES]; + struct gnttab_unmap_grant_ref unmap[XENBUS_MAX_RING_GRANTS]; unsigned int level; int i; bool leaked = false; @@ -787,7 +787,7 @@ static int xenbus_unmap_ring_vfree_hvm(struct xenbus_device *dev, void *vaddr) int rv; struct xenbus_map_node *node; void *addr; - unsigned long addrs[XENBUS_MAX_RING_PAGES]; + unsigned long addrs[XENBUS_MAX_RING_GRANTS]; int i; spin_lock(&xenbus_valloc_lock); @@ -840,11 +840,11 @@ int xenbus_unmap_ring(struct xenbus_device *dev, grant_handle_t *handles, unsigned int nr_handles, unsigned long *vaddrs) { - struct gnttab_unmap_grant_ref unmap[XENBUS_MAX_RING_PAGES]; + struct gnttab_unmap_grant_ref unmap[XENBUS_MAX_RING_GRANTS]; int i; int err; - if (nr_handles > XENBUS_MAX_RING_PAGES) + if (nr_handles > XENBUS_MAX_RING_GRANTS) return -EINVAL; for (i = 0; i < nr_handles; i++) |