Author: sephe Date: Mon Jul 11 06:37:04 2016 New Revision: 302547 URL: https://svnweb.freebsd.org/changeset/base/302547
Log: hyperv/vmbus: Explicitly assign channel message process array. While I'm here, remove the useless message type from message process array, which is not used and serves no purposes at all. MFC after: 1 week Sponsored by: Microsoft OSTC Differential Revision: https://reviews.freebsd.org/D6858 Modified: head/sys/dev/hyperv/vmbus/hv_channel_mgmt.c Modified: head/sys/dev/hyperv/vmbus/hv_channel_mgmt.c ============================================================================== --- head/sys/dev/hyperv/vmbus/hv_channel_mgmt.c Mon Jul 11 06:31:15 2016 (r302546) +++ head/sys/dev/hyperv/vmbus/hv_channel_mgmt.c Mon Jul 11 06:37:04 2016 (r302547) @@ -36,16 +36,8 @@ #include <dev/hyperv/vmbus/vmbus_reg.h> #include <dev/hyperv/vmbus/vmbus_var.h> -/* - * Internal functions - */ - -typedef struct hv_vmbus_channel_msg_table_entry { - hv_vmbus_channel_msg_type messageType; - void (*messageHandler) - (struct vmbus_softc *sc, - const struct vmbus_message *msg); -} hv_vmbus_channel_msg_table_entry; +typedef void (*vmbus_chanmsg_proc_t) + (struct vmbus_softc *, const struct vmbus_message *); static void vmbus_channel_on_offer_internal(void *context); static void vmbus_channel_on_offer_rescind_internal(void *context); @@ -68,42 +60,22 @@ static void vmbus_channel_on_version_res /** * Channel message dispatch table */ -static const hv_vmbus_channel_msg_table_entry - g_channel_message_table[HV_CHANNEL_MESSAGE_COUNT] = { - { HV_CHANNEL_MESSAGE_INVALID, - NULL }, - { HV_CHANNEL_MESSAGE_OFFER_CHANNEL, - vmbus_channel_on_offer }, - { HV_CHANNEL_MESSAGE_RESCIND_CHANNEL_OFFER, - vmbus_channel_on_offer_rescind }, - { HV_CHANNEL_MESSAGE_REQUEST_OFFERS, - NULL }, - { HV_CHANNEL_MESSAGE_ALL_OFFERS_DELIVERED, - vmbus_channel_on_offers_delivered }, - { HV_CHANNEL_MESSAGE_OPEN_CHANNEL, - NULL }, - { HV_CHANNEL_MESSAGE_OPEN_CHANNEL_RESULT, - vmbus_channel_on_open_result }, - { HV_CHANNEL_MESSAGE_CLOSE_CHANNEL, - NULL }, - { HV_CHANNEL_MESSAGEL_GPADL_HEADER, - NULL }, - { HV_CHANNEL_MESSAGE_GPADL_BODY, - NULL }, - { HV_CHANNEL_MESSAGE_GPADL_CREATED, - vmbus_channel_on_gpadl_created }, - { HV_CHANNEL_MESSAGE_GPADL_TEARDOWN, - NULL }, - { HV_CHANNEL_MESSAGE_GPADL_TORNDOWN, - vmbus_channel_on_gpadl_torndown }, - { HV_CHANNEL_MESSAGE_REL_ID_RELEASED, - NULL }, - { HV_CHANNEL_MESSAGE_INITIATED_CONTACT, - NULL }, - { HV_CHANNEL_MESSAGE_VERSION_RESPONSE, - vmbus_channel_on_version_response }, - { HV_CHANNEL_MESSAGE_UNLOAD, - NULL } +static const vmbus_chanmsg_proc_t +vmbus_chanmsg_process[HV_CHANNEL_MESSAGE_COUNT] = { + [HV_CHANNEL_MESSAGE_OFFER_CHANNEL] = + vmbus_channel_on_offer, + [HV_CHANNEL_MESSAGE_RESCIND_CHANNEL_OFFER] = + vmbus_channel_on_offer_rescind, + [HV_CHANNEL_MESSAGE_ALL_OFFERS_DELIVERED] = + vmbus_channel_on_offers_delivered, + [HV_CHANNEL_MESSAGE_OPEN_CHANNEL_RESULT] = + vmbus_channel_on_open_result, + [HV_CHANNEL_MESSAGE_GPADL_CREATED] = + vmbus_channel_on_gpadl_created, + [HV_CHANNEL_MESSAGE_GPADL_TORNDOWN] = + vmbus_channel_on_gpadl_torndown, + [HV_CHANNEL_MESSAGE_VERSION_RESPONSE] = + vmbus_channel_on_version_response }; typedef struct hv_work_item { @@ -812,20 +784,17 @@ vmbus_rel_subchan(struct hv_vmbus_channe void vmbus_chan_msgproc(struct vmbus_softc *sc, const struct vmbus_message *msg) { - const hv_vmbus_channel_msg_table_entry *entry; - const hv_vmbus_channel_msg_header *hdr; - hv_vmbus_channel_msg_type msg_type; - - hdr = (const hv_vmbus_channel_msg_header *)msg->msg_data; - msg_type = hdr->message_type; + vmbus_chanmsg_proc_t msg_proc; + uint32_t msg_type; + msg_type = ((const struct vmbus_chanmsg_hdr *)msg->msg_data)->chm_type; if (msg_type >= HV_CHANNEL_MESSAGE_COUNT) { device_printf(sc->vmbus_dev, "unknown message type 0x%x\n", msg_type); return; } - entry = &g_channel_message_table[msg_type]; - if (entry->messageHandler) - entry->messageHandler(sc, msg); + msg_proc = vmbus_chanmsg_process[msg_type]; + if (msg_proc != NULL) + msg_proc(sc, msg); } _______________________________________________ svn-src-head@freebsd.org mailing list https://lists.freebsd.org/mailman/listinfo/svn-src-head To unsubscribe, send any mail to "svn-src-head-unsubscr...@freebsd.org"
