svn commit: r302874 - in head/sys/dev/hyperv: include vmbus
Sepherosa Ziehau
sephe at FreeBSD.org
Fri Jul 15 06:08:49 UTC 2016
Author: sephe
Date: Fri Jul 15 06:08:48 2016
New Revision: 302874
URL: https://svnweb.freebsd.org/changeset/base/302874
Log:
hyperv/vmbus: Field rename
MFC after: 1 week
Sponsored by: Microsoft OSTC
Differential Revision: https://reviews.freebsd.org/D7146
Modified:
head/sys/dev/hyperv/include/hyperv.h
head/sys/dev/hyperv/vmbus/hv_channel.c
Modified: head/sys/dev/hyperv/include/hyperv.h
==============================================================================
--- head/sys/dev/hyperv/include/hyperv.h Fri Jul 15 05:59:27 2016 (r302873)
+++ head/sys/dev/hyperv/include/hyperv.h Fri Jul 15 06:08:48 2016 (r302874)
@@ -242,7 +242,7 @@ typedef struct {
uint32_t ring_data_size; /* ring_size */
} hv_vmbus_ring_buffer_info;
-typedef void (*hv_vmbus_pfn_channel_callback)(void *context);
+typedef void (*vmbus_chan_callback_t)(void *);
typedef struct hv_vmbus_channel {
device_t ch_dev;
@@ -266,10 +266,10 @@ typedef struct hv_vmbus_channel {
*/
hv_vmbus_ring_buffer_info inbound;
- struct taskqueue * rxq;
- struct task channel_task;
- hv_vmbus_pfn_channel_callback on_channel_callback;
- void* channel_callback_context;
+ struct taskqueue *ch_tq;
+ struct task ch_task;
+ vmbus_chan_callback_t ch_cb;
+ void *ch_cbarg;
struct hyperv_mon_param *ch_monprm;
struct hyperv_dma ch_monprm_dma;
@@ -362,9 +362,8 @@ int hv_vmbus_channel_open(
uint32_t recv_ring_buffer_size,
void* user_data,
uint32_t user_data_len,
- hv_vmbus_pfn_channel_callback
- pfn_on_channel_callback,
- void* context);
+ vmbus_chan_callback_t cb,
+ void *cbarg);
void hv_vmbus_channel_close(hv_vmbus_channel *channel);
Modified: head/sys/dev/hyperv/vmbus/hv_channel.c
==============================================================================
--- head/sys/dev/hyperv/vmbus/hv_channel.c Fri Jul 15 05:59:27 2016 (r302873)
+++ head/sys/dev/hyperv/vmbus/hv_channel.c Fri Jul 15 06:08:48 2016 (r302874)
@@ -193,8 +193,8 @@ hv_vmbus_channel_open(
uint32_t recv_ring_buffer_size,
void* user_data,
uint32_t user_data_len,
- hv_vmbus_pfn_channel_callback pfn_on_channel_callback,
- void* context)
+ vmbus_chan_callback_t cb,
+ void *cbarg)
{
struct vmbus_softc *sc = new_channel->vmbus_sc;
const struct vmbus_chanmsg_chopen_resp *resp;
@@ -220,19 +220,19 @@ hv_vmbus_channel_open(
VMBUS_CHAN_ST_OPENED_SHIFT))
panic("double-open chan%u", new_channel->ch_id);
- new_channel->on_channel_callback = pfn_on_channel_callback;
- new_channel->channel_callback_context = context;
+ new_channel->ch_cb = cb;
+ new_channel->ch_cbarg = cbarg;
vmbus_chan_update_evtflagcnt(sc, new_channel);
- new_channel->rxq = VMBUS_PCPU_GET(new_channel->vmbus_sc, event_tq,
+ new_channel->ch_tq = VMBUS_PCPU_GET(new_channel->vmbus_sc, event_tq,
new_channel->ch_cpuid);
if (new_channel->ch_flags & VMBUS_CHAN_FLAG_BATCHREAD) {
- TASK_INIT(&new_channel->channel_task, 0,
- vmbus_chan_task, new_channel);
+ TASK_INIT(&new_channel->ch_task, 0, vmbus_chan_task,
+ new_channel);
} else {
- TASK_INIT(&new_channel->channel_task, 0,
- vmbus_chan_task_nobatch, new_channel);
+ TASK_INIT(&new_channel->ch_task, 0, vmbus_chan_task_nobatch,
+ new_channel);
}
/*
@@ -521,7 +521,7 @@ hv_vmbus_channel_close_internal(hv_vmbus
struct vmbus_softc *sc = channel->vmbus_sc;
struct vmbus_msghc *mh;
struct vmbus_chanmsg_chclose *req;
- struct taskqueue *rxq = channel->rxq;
+ struct taskqueue *tq = channel->ch_tq;
int error;
/* TODO: stringent check */
@@ -530,11 +530,11 @@ hv_vmbus_channel_close_internal(hv_vmbus
sysctl_ctx_free(&channel->ch_sysctl_ctx);
/*
- * set rxq to NULL to avoid more requests be scheduled
+ * Set ch_tq to NULL to avoid more requests be scheduled
*/
- channel->rxq = NULL;
- taskqueue_drain(rxq, &channel->channel_task);
- channel->on_channel_callback = NULL;
+ channel->ch_tq = NULL;
+ taskqueue_drain(tq, &channel->ch_task);
+ channel->ch_cb = NULL;
/**
* Send a closing message
@@ -895,11 +895,8 @@ static void
vmbus_chan_task(void *xchan, int pending __unused)
{
struct hv_vmbus_channel *chan = xchan;
- void (*callback)(void *);
- void *arg;
-
- arg = chan->channel_callback_context;
- callback = chan->on_channel_callback;
+ vmbus_chan_callback_t cb = chan->ch_cb;
+ void *cbarg = chan->ch_cbarg;
/*
* Optimize host to guest signaling by ensuring:
@@ -916,7 +913,7 @@ vmbus_chan_task(void *xchan, int pending
for (;;) {
uint32_t left;
- callback(arg);
+ cb(cbarg);
left = hv_ring_buffer_read_end(&chan->inbound);
if (left == 0) {
@@ -932,7 +929,7 @@ vmbus_chan_task_nobatch(void *xchan, int
{
struct hv_vmbus_channel *chan = xchan;
- chan->on_channel_callback(chan->channel_callback_context);
+ chan->ch_cb(chan->ch_cbarg);
}
static __inline void
@@ -961,12 +958,12 @@ vmbus_event_flags_proc(struct vmbus_soft
channel = sc->vmbus_chmap[chid_base + chid_ofs];
/* if channel is closed or closing */
- if (channel == NULL || channel->rxq == NULL)
+ if (channel == NULL || channel->ch_tq == NULL)
continue;
if (channel->ch_flags & VMBUS_CHAN_FLAG_BATCHREAD)
hv_ring_buffer_read_begin(&channel->inbound);
- taskqueue_enqueue(channel->rxq, &channel->channel_task);
+ taskqueue_enqueue(channel->ch_tq, &channel->ch_task);
}
}
}
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