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Drivers: hv: kvp: move poll_channel() to hyperv_vmbus.h 

Move poll_channel() to hyperv_vmbus.h and make it inline and rename it to hv_poll_channel() so it can be reused
in other hv_util modules.

Signed-off-by: Vitaly Kuznetsov <vkuznets@redhat.com>
Tested-by: Alex Ng <alexng@microsoft.com>
Signed-off-by: K. Y. Srinivasan <kys@microsoft.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Vitaly Kuznetsov 2015-04-11 18:07:41 -07:00 committed by Greg Kroah-Hartman
parent 5fa97480b9
commit 8efe78fdb1
2 changed files with 15 additions and 14 deletions
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17
drivers/hv/hv_kvp.c
View File

@ -128,17 +128,6 @@ kvp_work_func(struct work_struct *dummy)
kvp_respond_to_host(NULL, HV_E_FAIL); kvp_respond_to_host(NULL, HV_E_FAIL);
} }
static void poll_channel(struct vmbus_channel *channel)
{
if (channel->target_cpu != smp_processor_id())
smp_call_function_single(channel->target_cpu,
hv_kvp_onchannelcallback,
channel, true);
else
hv_kvp_onchannelcallback(channel);
}
static int kvp_handle_handshake(struct hv_kvp_msg *msg) static int kvp_handle_handshake(struct hv_kvp_msg *msg)
{ {
int ret = 1; int ret = 1;
@ -166,8 +155,8 @@ static int kvp_handle_handshake(struct hv_kvp_msg *msg)
pr_info("KVP: user-mode registering done.\n"); pr_info("KVP: user-mode registering done.\n");
kvp_register(dm_reg_value); kvp_register(dm_reg_value);
kvp_transaction.active = false; kvp_transaction.active = false;
if (kvp_transaction.kvp_context) hv_poll_channel(kvp_transaction.kvp_context,
poll_channel(kvp_transaction.kvp_context); hv_kvp_onchannelcallback);
} }
return ret; return ret;
} }
@ -587,7 +576,7 @@ response_done:
vmbus_sendpacket(channel, recv_buffer, buf_len, req_id, vmbus_sendpacket(channel, recv_buffer, buf_len, req_id,
VM_PKT_DATA_INBAND, 0); VM_PKT_DATA_INBAND, 0);
poll_channel(channel); hv_poll_channel(channel, hv_kvp_onchannelcallback);
} }
/* /*

12
drivers/hv/hyperv_vmbus.h
View File

@ -742,5 +742,17 @@ int hv_fcopy_init(struct hv_util_service *);
void hv_fcopy_deinit(void); void hv_fcopy_deinit(void);
void hv_fcopy_onchannelcallback(void *); void hv_fcopy_onchannelcallback(void *);
static inline void hv_poll_channel(struct vmbus_channel *channel,
void (*cb)(void *))
{
if (!channel)
return;
if (channel->target_cpu != smp_processor_id())
smp_call_function_single(channel->target_cpu,
cb, channel, true);
else
cb(channel);
}
#endif /* _HYPERV_VMBUS_H */ #endif /* _HYPERV_VMBUS_H */