diff options
| author | André Fabian Silva Delgado <emulatorman@parabola.nu> | 2015-09-08 01:01:14 -0300 |
|---|---|---|
| committer | André Fabian Silva Delgado <emulatorman@parabola.nu> | 2015-09-08 01:01:14 -0300 |
| commit | e5fd91f1ef340da553f7a79da9540c3db711c937 (patch) | |
| tree | b11842027dc6641da63f4bcc524f8678263304a3 /drivers/xen/xenbus | |
| parent | 2a9b0348e685a63d97486f6749622b61e9e3292f (diff) | |
Linux-libre 4.2-gnu
Diffstat (limited to 'drivers/xen/xenbus')
| -rw-r--r-- | drivers/xen/xenbus/xenbus_client.c | 12 | ||||
| -rw-r--r-- | drivers/xen/xenbus/xenbus_probe.c | 2 |
2 files changed, 8 insertions, 6 deletions
diff --git a/drivers/xen/xenbus/xenbus_client.c b/drivers/xen/xenbus/xenbus_client.c index 96b2011d2..e30353575 100644 --- a/drivers/xen/xenbus/xenbus_client.c +++ b/drivers/xen/xenbus/xenbus_client.c @@ -37,7 +37,7 @@ #include <linux/vmalloc.h> #include <linux/export.h> #include <asm/xen/hypervisor.h> -#include <asm/xen/page.h> +#include <xen/page.h> #include <xen/interface/xen.h> #include <xen/interface/event_channel.h> #include <xen/balloon.h> @@ -379,16 +379,16 @@ int xenbus_grant_ring(struct xenbus_device *dev, void *vaddr, int i, j; for (i = 0; i < nr_pages; i++) { - unsigned long addr = (unsigned long)vaddr + - (PAGE_SIZE * i); err = gnttab_grant_foreign_access(dev->otherend_id, - virt_to_mfn(addr), 0); + virt_to_mfn(vaddr), 0); if (err < 0) { xenbus_dev_fatal(dev, err, "granting access to ring page"); goto fail; } grefs[i] = err; + + vaddr = vaddr + PAGE_SIZE; } return 0; @@ -814,8 +814,10 @@ static int xenbus_unmap_ring_vfree_hvm(struct xenbus_device *dev, void *vaddr) rv = xenbus_unmap_ring(dev, node->handles, node->nr_handles, addrs); - if (!rv) + if (!rv) { vunmap(vaddr); + free_xenballooned_pages(node->nr_handles, node->hvm.pages); + } else WARN(1, "Leaking %p, size %u page(s)\n", vaddr, node->nr_handles); diff --git a/drivers/xen/xenbus/xenbus_probe.c b/drivers/xen/xenbus/xenbus_probe.c index 5390a674b..4308fb3cf 100644 --- a/drivers/xen/xenbus/xenbus_probe.c +++ b/drivers/xen/xenbus/xenbus_probe.c @@ -742,7 +742,7 @@ static int xenbus_resume_cb(struct notifier_block *nb, int err = 0; if (xen_hvm_domain()) { - uint64_t v; + uint64_t v = 0; err = hvm_get_parameter(HVM_PARAM_STORE_EVTCHN, &v); if (!err && v) |