diff options
| author | Vitaly Kuznetsov <vkuznets@redhat.com> | 2017-10-29 22:21:09 +0300 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2017-11-04 14:04:25 +0300 |
| commit | 9202d771ca37514bfbc2c3a8fdcb018f40a6bd8a (patch) | |
| tree | 0fd1a356684bac6ca061ca1cdc6da227ba264313 /drivers/hv/channel.c | |
| parent | d6706e63367a9c783974db4b94cf8980d31c4cb2 (diff) | |
| download | linux-9202d771ca37514bfbc2c3a8fdcb018f40a6bd8a.tar.xz | |
hyper-v: trace vmbus_open()
Add tracepoint to CHANNELMSG_OPENCHANNEL sender.
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>
Diffstat (limited to 'drivers/hv/channel.c')
| -rw-r--r-- | drivers/hv/channel.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/hv/channel.c b/drivers/hv/channel.c index a406beb10dd0..739b3fe1e0fb 100644 --- a/drivers/hv/channel.c +++ b/drivers/hv/channel.c @@ -185,6 +185,8 @@ int vmbus_open(struct vmbus_channel *newchannel, u32 send_ringbuffer_size, ret = vmbus_post_msg(open_msg, sizeof(struct vmbus_channel_open_channel), true); + trace_vmbus_open(open_msg, ret); + if (ret != 0) { err = ret; goto error_clean_msglist; |