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author | André Fabian Silva Delgado <emulatorman@parabola.nu> | 2015-12-15 14:52:16 -0300 |
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committer | André Fabian Silva Delgado <emulatorman@parabola.nu> | 2015-12-15 14:52:16 -0300 |
commit | 8d91c1e411f55d7ea91b1183a2e9f8088fb4d5be (patch) | |
tree | e9891aa6c295060d065adffd610c4f49ecf884f3 /drivers/hv/channel.c | |
parent | a71852147516bc1cb5b0b3cbd13639bfd4022dc8 (diff) |
Linux-libre 4.3.2-gnu
Diffstat (limited to 'drivers/hv/channel.c')
-rw-r--r-- | drivers/hv/channel.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/hv/channel.c b/drivers/hv/channel.c index 603ce97e9..c4dcab048 100644 --- a/drivers/hv/channel.c +++ b/drivers/hv/channel.c @@ -601,6 +601,7 @@ int vmbus_sendpacket_ctl(struct vmbus_channel *channel, void *buffer, u64 aligned_data = 0; int ret; bool signal = false; + int num_vecs = ((bufferlen != 0) ? 3 : 1); /* Setup the descriptor */ @@ -618,7 +619,8 @@ int vmbus_sendpacket_ctl(struct vmbus_channel *channel, void *buffer, bufferlist[2].iov_base = &aligned_data; bufferlist[2].iov_len = (packetlen_aligned - packetlen); - ret = hv_ringbuffer_write(&channel->outbound, bufferlist, 3, &signal); + ret = hv_ringbuffer_write(&channel->outbound, bufferlist, num_vecs, + &signal); /* * Signalling the host is conditional on many factors: |