hv_balloon: fix printk loglevel

We have a mix of different ideas of which loglevel should be used. Unify
on the following:
- pr_info() for normal operation
- pr_warn() for 'strange' host behavior
- pr_err() for all errors.

Signed-off-by: Vitaly Kuznetsov <vkuznets@redhat.com>
Signed-off-by: K. Y. Srinivasan <kys@microsoft.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/hv/hv_balloon.c b/drivers/hv/hv_balloon.c
index db0e665..1aece72 100644 (file)
--- a/drivers/hv/hv_balloon.c
+++ b/drivers/hv/hv_balloon.c
@@ -691,7 +691,7 @@ static void hv_mem_hot_add(unsigned long start, unsigned long size,
                                (HA_CHUNK << PAGE_SHIFT));
 
                if (ret) {
-                       pr_warn("hot_add memory failed error is %d\n", ret);
+                       pr_err("hot_add memory failed error is %d\n", ret);
                        if (ret == -EEXIST) {
                                /*
                                 * This error indicates that the error
@@ -1014,7 +1014,7 @@ static void hot_add_req(struct work_struct *dummy)
                resp.result = 0;
 
        if (!do_hot_add || (resp.page_count == 0))
-               pr_info("Memory hot add failed\n");
+               pr_err("Memory hot add failed\n");
 
        dm->state = DM_INITIALIZED;
        resp.hdr.trans_id = atomic_inc_return(&trans_id);
@@ -1041,7 +1041,7 @@ static void process_info(struct hv_dynmem_device *dm, struct dm_info_msg *msg)
 
                break;
        default:
-               pr_info("Received Unknown type: %d\n", info_hdr->type);
+               pr_warn("Received Unknown type: %d\n", info_hdr->type);
        }
 }
 
@@ -1290,7 +1290,7 @@ static void balloon_up(struct work_struct *dummy)
                        /*
                         * Free up the memory we allocatted.
                         */
-                       pr_info("Balloon response failed\n");
+                       pr_err("Balloon response failed\n");
 
                        for (i = 0; i < bl_resp->range_count; i++)
                                free_balloon_pages(&dm_device,
@@ -1421,7 +1421,7 @@ static void cap_resp(struct hv_dynmem_device *dm,
                        struct dm_capabilities_resp_msg *cap_resp)
 {
        if (!cap_resp->is_accepted) {
-               pr_info("Capabilities not accepted by host\n");
+               pr_err("Capabilities not accepted by host\n");
                dm->state = DM_INIT_ERROR;
        }
        complete(&dm->host_event);
@@ -1508,7 +1508,7 @@ static void balloon_onchannelcallback(void *context)
                        break;
 
                default:
-                       pr_err("Unhandled message: type: %d\n", dm_hdr->type);
+                       pr_warn("Unhandled message: type: %d\n", dm_hdr->type);
 
                }
        }