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Differential D5812

hyperv/vmbus: change channel_msg_lock to default mtx
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Authored by howard0su_gmail.com on Apr 2 2016, 7:19 AM.
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honzhan_microsoft.com
decui_microsoft.com
sepherosa_gmail.com
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rS297635: hyperv/vmbus: Use default mtx for channel message queue
Summary

It is not necessary to be a spin lock. Also we cannot
call sema_post when holding a spin lock, which can
cause panic.

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rS FreeBSD src repository - subversion
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howard0su_gmail.com updated this revision to Diff 14823.Apr 2 2016, 7:19 AM
howard0su_gmail.com retitled this revision from to hyperv/vmbus: change channel_msg_lock to default mtx.
howard0su_gmail.com updated this object.
howard0su_gmail.com edited the test plan for this revision. (Show Details)
Herald added subscribers: Contributor Reviews (src), imp. · View Herald TranscriptApr 2 2016, 7:19 AM
decui_microsoft.com accepted this revision.Apr 2 2016, 2:35 PM
decui_microsoft.com added a reviewer: decui_microsoft.com.
This revision is now accepted and ready to land.Apr 2 2016, 2:35 PM
decui_microsoft.com added reviewers: sepherosa_gmail.com, honzhan_microsoft.com.Apr 2 2016, 2:36 PM
sepherosa_gmail.com accepted this revision.Apr 5 2016, 1:22 AM
sepherosa_gmail.com edited edge metadata.
Closed by commit rS297635: hyperv/vmbus: Use default mtx for channel message queue (authored by sephe). · Explain WhyApr 7 2016, 5:46 AM
This revision was automatically updated to reflect the committed changes.

Revision Contents
Changeset List

PathSize
head/
sys/
dev/
hyperv/
vmbus/
24 lines
16 lines
14 lines

Diff 14961

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head/sys/dev/hyperv/vmbus/hv_channel.c

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head/sys/dev/hyperv/vmbus/hv_channel_mgmt.c

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head/sys/dev/hyperv/vmbus/hv_connection.c

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