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Diffstat (limited to 'drivers/misc/vmw_balloon.c')
-rw-r--r--drivers/misc/vmw_balloon.c13
1 files changed, 8 insertions, 5 deletions
diff --git a/drivers/misc/vmw_balloon.c b/drivers/misc/vmw_balloon.c
index 2a1e804a71aa..4d2ea8e80140 100644
--- a/drivers/misc/vmw_balloon.c
+++ b/drivers/misc/vmw_balloon.c
@@ -45,7 +45,7 @@
MODULE_AUTHOR("VMware, Inc.");
MODULE_DESCRIPTION("VMware Memory Control (Balloon) Driver");
-MODULE_VERSION("1.2.1.1-k");
+MODULE_VERSION("1.2.1.2-k");
MODULE_ALIAS("dmi:*:svnVMware*:*");
MODULE_ALIAS("vmware_vmmemctl");
MODULE_LICENSE("GPL");
@@ -315,7 +315,8 @@ static bool vmballoon_send_get_target(struct vmballoon *b, u32 *new_target)
* fear that guest will need it. Host may reject some pages, we need to
* check the return value and maybe submit a different page.
*/
-static bool vmballoon_send_lock_page(struct vmballoon *b, unsigned long pfn)
+static bool vmballoon_send_lock_page(struct vmballoon *b, unsigned long pfn,
+ unsigned int *hv_status)
{
unsigned long status, dummy;
u32 pfn32;
@@ -326,7 +327,7 @@ static bool vmballoon_send_lock_page(struct vmballoon *b, unsigned long pfn)
STATS_INC(b->stats.lock);
- status = VMWARE_BALLOON_CMD(LOCK, pfn, dummy);
+ *hv_status = status = VMWARE_BALLOON_CMD(LOCK, pfn, dummy);
if (vmballoon_check_status(b, status))
return true;
@@ -410,6 +411,7 @@ static int vmballoon_reserve_page(struct vmballoon *b, bool can_sleep)
{
struct page *page;
gfp_t flags;
+ unsigned int hv_status;
bool locked = false;
do {
@@ -429,11 +431,12 @@ static int vmballoon_reserve_page(struct vmballoon *b, bool can_sleep)
}
/* inform monitor */
- locked = vmballoon_send_lock_page(b, page_to_pfn(page));
+ locked = vmballoon_send_lock_page(b, page_to_pfn(page), &hv_status);
if (!locked) {
STATS_INC(b->stats.refused_alloc);
- if (b->reset_required) {
+ if (hv_status == VMW_BALLOON_ERROR_RESET ||
+ hv_status == VMW_BALLOON_ERROR_PPN_NOTNEEDED) {
__free_page(page);
return -EIO;
}