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-rw-r--r--drivers/hv/connection.c7
1 files changed, 5 insertions, 2 deletions
diff --git a/drivers/hv/connection.c b/drivers/hv/connection.c
index 583d7d42b46d..b27220a425f4 100644
--- a/drivers/hv/connection.c
+++ b/drivers/hv/connection.c
@@ -422,6 +422,7 @@ int vmbus_post_msg(void *buffer, size_t buflen)
union hv_connection_id conn_id;
int ret = 0;
int retries = 0;
+ u32 msec = 1;
conn_id.asu32 = 0;
conn_id.u.id = VMBUS_MESSAGE_CONNECTION_ID;
@@ -431,7 +432,7 @@ int vmbus_post_msg(void *buffer, size_t buflen)
* insufficient resources. Retry the operation a couple of
* times before giving up.
*/
- while (retries < 10) {
+ while (retries < 20) {
ret = hv_post_message(conn_id, 1, buffer, buflen);
switch (ret) {
@@ -454,7 +455,9 @@ int vmbus_post_msg(void *buffer, size_t buflen)
}
retries++;
- msleep(1000);
+ msleep(msec);
+ if (msec < 2048)
+ msec *= 2;
}
return ret;
}