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authorDexuan Cui <decui@microsoft.com>2016-01-27 22:29:42 -0800
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2016-02-07 21:34:12 -0800
commit499e8401a515d04daa986b995da710d2b9737764 (patch)
treec4ed9be1227b81aba0a72632afbc6cab33e9d12a /include/linux/hyperv.h
parent8981da320a11217589aa3c50f9e891bcdef07ece (diff)
downloadtalos-obmc-linux-499e8401a515d04daa986b995da710d2b9737764.tar.gz
talos-obmc-linux-499e8401a515d04daa986b995da710d2b9737764.zip
Drivers: hv: vmbus: add a per-channel rescind callback
This will be used by the coming hv_sock driver. Signed-off-by: Dexuan Cui <decui@microsoft.com> Signed-off-by: K. Y. Srinivasan <kys@microsoft.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'include/linux/hyperv.h')
-rw-r--r--include/linux/hyperv.h9
1 files changed, 9 insertions, 0 deletions
diff --git a/include/linux/hyperv.h b/include/linux/hyperv.h
index f636f91f104b..2e54e34e5feb 100644
--- a/include/linux/hyperv.h
+++ b/include/linux/hyperv.h
@@ -766,6 +766,12 @@ struct vmbus_channel {
void (*sc_creation_callback)(struct vmbus_channel *new_sc);
/*
+ * Channel rescind callback. Some channels (the hvsock ones), need to
+ * register a callback which is invoked in vmbus_onoffer_rescind().
+ */
+ void (*chn_rescind_callback)(struct vmbus_channel *channel);
+
+ /*
* The spinlock to protect the structure. It is being used to protect
* test-and-set access to various attributes of the structure as well
* as all sc_list operations.
@@ -851,6 +857,9 @@ int vmbus_request_offers(void);
void vmbus_set_sc_create_callback(struct vmbus_channel *primary_channel,
void (*sc_cr_cb)(struct vmbus_channel *new_sc));
+void vmbus_set_chn_rescind_callback(struct vmbus_channel *channel,
+ void (*chn_rescind_cb)(struct vmbus_channel *));
+
/*
* Retrieve the (sub) channel on which to send an outgoing request.
* When a primary channel has multiple sub-channels, we choose a
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