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[Qemu-commits] [qemu/qemu] 576a94: vl: take iothread lock very early

From: GitHub
Subject: [Qemu-commits] [qemu/qemu] 576a94: vl: take iothread lock very early
Date: Tue, 03 Mar 2015 06:00:06 -0800

  Branch: refs/heads/master
  Home:   https://github.com/qemu/qemu
  Commit: 576a94d8bcaa1bb07a81d9ffd2cf76095a66ad9a
  Author: Paolo Bonzini <address@hidden>
  Date:   2015-03-03 (Tue, 03 Mar 2015)

  Changed paths:
    M vl.c

  Log Message:
  vl: take iothread lock very early

If the iothread lock isn't taken by the main thread, the RCU callbacks
might run concurrently with the main thread.  QEMU's not ready for that.

Signed-off-by: Paolo Bonzini <address@hidden>
Tested-by: Christian Borntraeger <address@hidden>
Tested-by: Gonglei <address@hidden>
Signed-off-by: Peter Maydell <address@hidden>

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