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hyperv/stor: Remove the useless hs_open_multi_channel

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This fixes the sub-channel offer race after Hyper-V device probe/attach
is moved to vmbus SYSINIT/attach.

MFC after:	1 week
Sponsored by:	Microsoft OSTC
This commit is contained in:
Sepherosa Ziehau 2016-04-26 04:48:57 +00:00
parent 125b570110
commit f4ffb60d10
1 changed files with 0 additions and 7 deletions
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7
sys/dev/hyperv/storvsc/hv_storvsc_drv_freebsd.c
View file

@ -140,7 +140,6 @@ struct storvsc_softc {
uint32_t hs_num_out_reqs;
boolean_t hs_destroy;
boolean_t hs_drain_notify;
boolean_t hs_open_multi_channel;
struct sema hs_drain_sema;
struct hv_storvsc_request hs_init_req;
struct hv_storvsc_request hs_reset_req;
@ -336,9 +335,6 @@ storvsc_handle_sc_creation(void *context)
if (sc == NULL)
return;
if (FALSE == sc->hs_open_multi_channel)
return;
memset(&props, 0, sizeof(props));
ret = hv_vmbus_channel_open(new_channel,
@ -417,8 +413,6 @@ storvsc_send_multichannel_request(struct hv_device *dev, int max_chans)
return;
}
sc->hs_open_multi_channel = TRUE;
if (bootverbose)
printf("Storvsc create multi-channel success!\n");
}
@ -1034,7 +1028,6 @@ storvsc_attach(device_t dev)
sc->hs_destroy = FALSE;
sc->hs_drain_notify = FALSE;
sc->hs_open_multi_channel = FALSE;
sema_init(&sc->hs_drain_sema, 0, "Store Drain Sema");
ret = hv_storvsc_connect_vsp(hv_dev);