From 43c7bd1ffcd1621c64cedf1be52156e2f95bba9b Mon Sep 17 00:00:00 2001 From: stephen hemminger Date: Wed, 22 Mar 2017 14:51:02 -0700 Subject: netvsc: use refcount_t for keeping track of sub channels Rather than a lock and variable, use a refcount_t to keep track of the number of sub channels. Don't need to wait for subchannels on device removal since wait was already done in device_add. Also fix the error handling; don't wait forever in case of an error on request to create sub channels. Signed-off-by: Stephen Hemminger Signed-off-by: David S. Miller --- drivers/net/hyperv/hyperv_net.h | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) (limited to 'drivers/net/hyperv/hyperv_net.h') diff --git a/drivers/net/hyperv/hyperv_net.h b/drivers/net/hyperv/hyperv_net.h index 907f55960ba8..4747ad48b3cc 100644 --- a/drivers/net/hyperv/hyperv_net.h +++ b/drivers/net/hyperv/hyperv_net.h @@ -761,8 +761,8 @@ struct netvsc_device { u32 max_chn; u32 num_chn; - spinlock_t sc_lock; /* Protects num_sc_offered variable */ - u32 num_sc_offered; + + refcount_t sc_offered; /* Holds rndis device info */ void *extension; -- cgit v1.2.3