Staging: hv: Use the newly introduced I/O drain synch method
Use the newly introduced I/O drain synch method. Signed-off-by: K. Y. Srinivasan <kys@microsoft.com> Signed-off-by: Haiyang Zhang <haiyangz@microsoft.com> Signed-off-by: Abhishek Kane <v-abkane@microsoft.com> Signed-off-by: Hank Janssen <hjanssen@microsoft.com> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
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@ -501,11 +501,8 @@ int storvsc_dev_remove(struct hv_device *device)
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* only allow inbound traffic (responses) to proceed so that
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* outstanding requests can be completed.
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*/
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while (atomic_read(&stor_device->num_outstanding_req)) {
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DPRINT_INFO(STORVSC, "waiting for %d requests to complete...",
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atomic_read(&stor_device->num_outstanding_req));
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udelay(100);
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}
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storvsc_wait_to_drain(stor_device);
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DPRINT_INFO(STORVSC, "removing storage device (%p)...",
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device->ext);
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