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| author | Julien Grall <julien.grall@citrix.com> | 2015-05-05 16:38:27 +0100 |
|---|---|---|
| committer | David Vrabel <david.vrabel@citrix.com> | 2015-10-23 14:20:37 +0100 |
| commit | 7d567928db59cb249e5539ebb63890e24431669a (patch) | |
| tree | 83399f59c621c1e26fb7125a2cdd7f8a93a5d964 /drivers/xen | |
| parent | 36f8abd36febf1c6f67dae26ec7a87be44629138 (diff) | |
| download | linux-7d567928db59cb249e5539ebb63890e24431669a.tar.gz linux-7d567928db59cb249e5539ebb63890e24431669a.tar.bz2 linux-7d567928db59cb249e5539ebb63890e24431669a.zip | |
xen/xenbus: Use Xen page definition
All the ring (xenstore, and PV rings) are always based on the page
granularity of Xen.
Signed-off-by: Julien Grall <julien.grall@citrix.com>
Reviewed-by: David Vrabel <david.vrabel@citrix.com>
Reviewed-by: Stefano Stabellini <stefano.stabellini@eu.citrix.com>
Signed-off-by: David Vrabel <david.vrabel@citrix.com>
Diffstat (limited to 'drivers/xen')
| -rw-r--r-- | drivers/xen/xenbus/xenbus_client.c | 6 | ||||
| -rw-r--r-- | drivers/xen/xenbus/xenbus_probe.c | 3 |
2 files changed, 5 insertions, 4 deletions
diff --git a/drivers/xen/xenbus/xenbus_client.c b/drivers/xen/xenbus/xenbus_client.c index aa304d05101b..42abee3bbb27 100644 --- a/drivers/xen/xenbus/xenbus_client.c +++ b/drivers/xen/xenbus/xenbus_client.c @@ -388,7 +388,7 @@ int xenbus_grant_ring(struct xenbus_device *dev, void *vaddr, } grefs[i] = err; - vaddr = vaddr + PAGE_SIZE; + vaddr = vaddr + XEN_PAGE_SIZE; } return 0; @@ -555,7 +555,7 @@ static int xenbus_map_ring_valloc_pv(struct xenbus_device *dev, if (!node) return -ENOMEM; - area = alloc_vm_area(PAGE_SIZE * nr_grefs, ptes); + area = alloc_vm_area(XEN_PAGE_SIZE * nr_grefs, ptes); if (!area) { kfree(node); return -ENOMEM; @@ -749,7 +749,7 @@ static int xenbus_unmap_ring_vfree_pv(struct xenbus_device *dev, void *vaddr) unsigned long addr; memset(&unmap[i], 0, sizeof(unmap[i])); - addr = (unsigned long)vaddr + (PAGE_SIZE * i); + addr = (unsigned long)vaddr + (XEN_PAGE_SIZE * i); unmap[i].host_addr = arbitrary_virt_to_machine( lookup_address(addr, &level)).maddr; unmap[i].dev_bus_addr = 0; diff --git a/drivers/xen/xenbus/xenbus_probe.c b/drivers/xen/xenbus/xenbus_probe.c index 3cbe0556de26..33a31cfef55d 100644 --- a/drivers/xen/xenbus/xenbus_probe.c +++ b/drivers/xen/xenbus/xenbus_probe.c @@ -802,7 +802,8 @@ static int __init xenbus_init(void) goto out_error; xen_store_gfn = (unsigned long)v; xen_store_interface = - xen_remap(xen_store_gfn << PAGE_SHIFT, PAGE_SIZE); + xen_remap(xen_store_gfn << XEN_PAGE_SHIFT, + XEN_PAGE_SIZE); break; default: pr_warn("Xenstore state unknown\n"); |