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authorK. Y. Srinivasan <kys@microsoft.com>2016-07-01 16:26:36 -0700
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2017-04-27 09:09:32 +0200
commitf803416632b5c31e647cf18861e4c379173a02e2 (patch)
tree22fd039d469c79b7bb4a7d8e104854f072863a2e /drivers/hv
parent567dd48c4e71a8d6d3014adb153993ef8608722c (diff)
Drivers: hv: vmbus: Reduce the delay between retries in vmbus_post_msg()
commit 8de0d7e951826d7592e0ba1da655b175c4aa0923 upstream. The current delay between retries is unnecessarily high and is negatively affecting the time it takes to boot the system. Signed-off-by: K. Y. Srinivasan <kys@microsoft.com> Signed-off-by: Sumit Semwal <sumit.semwal@linaro.org> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/hv')
-rw-r--r--drivers/hv/connection.c8
1 files changed, 4 insertions, 4 deletions
diff --git a/drivers/hv/connection.c b/drivers/hv/connection.c
index 4fc2e8836e60..2bbc53025549 100644
--- a/drivers/hv/connection.c
+++ b/drivers/hv/connection.c
@@ -429,7 +429,7 @@ int vmbus_post_msg(void *buffer, size_t buflen)
union hv_connection_id conn_id;
int ret = 0;
int retries = 0;
- u32 msec = 1;
+ u32 usec = 1;
conn_id.asu32 = 0;
conn_id.u.id = VMBUS_MESSAGE_CONNECTION_ID;
@@ -462,9 +462,9 @@ int vmbus_post_msg(void *buffer, size_t buflen)
}
retries++;
- msleep(msec);
- if (msec < 2048)
- msec *= 2;
+ udelay(usec);
+ if (usec < 2048)
+ usec *= 2;
}
return ret;
}