diff options
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/misc/vmw_balloon.c | 14 |
1 files changed, 7 insertions, 7 deletions
diff --git a/drivers/misc/vmw_balloon.c b/drivers/misc/vmw_balloon.c index cd41d403c9d..cb56e270da1 100644 --- a/drivers/misc/vmw_balloon.c +++ b/drivers/misc/vmw_balloon.c @@ -314,7 +314,7 @@ 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 int vmballoon_send_lock_page(struct vmballoon *b, unsigned long pfn, unsigned int *hv_status) { unsigned long status, dummy; @@ -322,17 +322,17 @@ static bool vmballoon_send_lock_page(struct vmballoon *b, unsigned long pfn, pfn32 = (u32)pfn; if (pfn32 != pfn) - return false; + return -1; STATS_INC(b->stats.lock); *hv_status = status = VMWARE_BALLOON_CMD(LOCK, pfn, dummy); if (vmballoon_check_status(b, status)) - return true; + return 0; pr_debug("%s - ppn %lx, hv returns %ld\n", __func__, pfn, status); STATS_INC(b->stats.lock_fail); - return false; + return 1; } /* @@ -411,7 +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; + int locked; flags = can_sleep ? VMW_PAGE_ALLOC_CANSLEEP : VMW_PAGE_ALLOC_NOSLEEP; do { @@ -431,7 +431,7 @@ static int vmballoon_reserve_page(struct vmballoon *b, bool can_sleep) /* inform monitor */ locked = vmballoon_send_lock_page(b, page_to_pfn(page), &hv_status); - if (!locked) { + if (locked > 0) { STATS_INC(b->stats.refused_alloc); if (hv_status == VMW_BALLOON_ERROR_RESET || @@ -449,7 +449,7 @@ static int vmballoon_reserve_page(struct vmballoon *b, bool can_sleep) if (++b->n_refused_pages >= VMW_BALLOON_MAX_REFUSED) return -EIO; } - } while (!locked); + } while (locked != 0); /* track allocated page */ list_add(&page->lru, &b->pages); |