Now that the transformation of the util driver is complete,
get rid of hv_cb_utils[] and other unneeded code.
Signed-off-by: K. Y. Srinivasan <kys@xxxxxxxxxxxxx>
Signed-off-by: Haiyang Zhang <haiyangz@xxxxxxxxxxxxx>
---
drivers/staging/hv/channel_mgmt.c | 94 -------------------------------------
drivers/staging/hv/hyperv.h | 13 -----
2 files changed, 0 insertions(+), 107 deletions(-)
diff --git a/drivers/staging/hv/channel_mgmt.c b/drivers/staging/hv/channel_mgmt.c
index 3c67e4c..f20cd84 100644
--- a/drivers/staging/hv/channel_mgmt.c
+++ b/drivers/staging/hv/channel_mgmt.c
@@ -158,100 +158,6 @@ void prep_negotiate_resp(struct icmsg_hdr *icmsghdrp,
}
EXPORT_SYMBOL(prep_negotiate_resp);
-/**
- * chn_cb_negotiate() - Default handler for non IDE/SCSI/NETWORK
- * Hyper-V requests
- * @context: Pointer to argument structure.
- *
- * Set up the default handler for non device driver specific requests
- * from Hyper-V. This stub responds to the default negotiate messages
- * that come in for every non IDE/SCSI/Network request.
- * This behavior is normally overwritten in the hv_utils driver. That
- * driver handles requests like graceful shutdown, heartbeats etc.
- *
- * Mainly used by Hyper-V drivers.
- */
-void chn_cb_negotiate(void *context)
-{
- struct vmbus_channel *channel = context;
- u8 *buf;
- u32 buflen, recvlen;
- u64 requestid;
-
- struct icmsg_hdr *icmsghdrp;
- struct icmsg_negotiate *negop = NULL;
-
- buflen = PAGE_SIZE;
- buf = kmalloc(buflen, GFP_ATOMIC);
-
- vmbus_recvpacket(channel, buf, buflen, &recvlen, &requestid);
-
- if (recvlen > 0) {
- icmsghdrp = (struct icmsg_hdr *)&buf[
- sizeof(struct vmbuspipe_hdr)];
-
- prep_negotiate_resp(icmsghdrp, negop, buf);
-
- icmsghdrp->icflags = ICMSGHDRFLAG_TRANSACTION
- | ICMSGHDRFLAG_RESPONSE;
-
- vmbus_sendpacket(channel, buf,
- recvlen, requestid,
- VM_PKT_DATA_INBAND, 0);
- }
-
- kfree(buf);
-}
-EXPORT_SYMBOL(chn_cb_negotiate);
-
-/*
- * Function table used for message responses for non IDE/SCSI/Network type
- * messages. (Such as KVP/Shutdown etc)
- */
-struct hyperv_service_callback hv_cb_utils[MAX_MSG_TYPES] = {
- /* 0E0B6031-5213-4934-818B-38D90CED39DB */
- /* Shutdown */
- {
- .msg_type = HV_SHUTDOWN_MSG,
- .data.b = {
- 0x31, 0x60, 0x0B, 0X0E, 0x13, 0x52, 0x34, 0x49,
- 0x81, 0x8B, 0x38, 0XD9, 0x0C, 0xED, 0x39, 0xDB
- },
- .log_msg = "Shutdown channel functionality initialized"
- },
-
- /* {9527E630-D0AE-497b-ADCE-E80AB0175CAF} */
- /* TimeSync */
- {
- .msg_type = HV_TIMESYNC_MSG,
- .data.b = {
- 0x30, 0xe6, 0x27, 0x95, 0xae, 0xd0, 0x7b, 0x49,
- 0xad, 0xce, 0xe8, 0x0a, 0xb0, 0x17, 0x5c, 0xaf
- },
- .log_msg = "Timesync channel functionality initialized"
- },
- /* {57164f39-9115-4e78-ab55-382f3bd5422d} */
- /* Heartbeat */
- {
- .msg_type = HV_HEARTBEAT_MSG,
- .data.b = {
- 0x39, 0x4f, 0x16, 0x57, 0x15, 0x91, 0x78, 0x4e,
- 0xab, 0x55, 0x38, 0x2f, 0x3b, 0xd5, 0x42, 0x2d
- },
- .log_msg = "Heartbeat channel functionality initialized"
- },
- /* {A9A0F4E7-5A45-4d96-B827-8A841E8C03E6} */
- /* KVP */
- {
- .data.b = {
- 0xe7, 0xf4, 0xa0, 0xa9, 0x45, 0x5a, 0x96, 0x4d,
- 0xb8, 0x27, 0x8a, 0x84, 0x1e, 0x8c, 0x3, 0xe6
- },
- .log_msg = "KVP channel functionality initialized"
- },
-};
-EXPORT_SYMBOL(hv_cb_utils);
-
/*
* alloc_channel - Allocate and initialize a vmbus channel object
*/
diff --git a/drivers/staging/hv/hyperv.h b/drivers/staging/hv/hyperv.h
index b0d7711..e51341f 100644
--- a/drivers/staging/hv/hyperv.h
+++ b/drivers/staging/hv/hyperv.h
@@ -581,11 +581,6 @@ struct vmbus_channel {
struct work_struct work;
enum vmbus_channel_state state;
- /*
- * For util channels, stash the
- * the service index for easy access.
- */
- s8 util_index;
struct vmbus_channel_offer_channel offermsg;
/*
@@ -964,12 +959,6 @@ struct ictimesync_data {
u8 flags;
} __packed;
-/* Index for each IC struct in array hv_cb_utils[] */
-#define HV_SHUTDOWN_MSG 0
-#define HV_TIMESYNC_MSG 1
-#define HV_HEARTBEAT_MSG 2
-#define HV_KVP_MSG 3
-
struct hyperv_service_callback {
u8 msg_type;
char *log_msg;
@@ -980,7 +969,5 @@ struct hyperv_service_callback {
extern void prep_negotiate_resp(struct icmsg_hdr *,
struct icmsg_negotiate *, u8 *);
-extern void chn_cb_negotiate(void *);
-extern struct hyperv_service_callback hv_cb_utils[];
#endif /* _HYPERV_H */
--
1.7.4.1
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