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[Qemu-devel] Re: segmentation fault in qemu-kvm-0.14.0

From: Paolo Bonzini
Subject: [Qemu-devel] Re: segmentation fault in qemu-kvm-0.14.0
Date: Wed, 09 Mar 2011 12:20:58 +0100
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On 03/09/2011 08:37 AM, Jan Kiszka wrote:
It's probably worth validating that the iothread lock is
always held when qemu_set_fd_handler2 is invoked to confirm this race
theory, adding something like

assert(pthread_mutex_trylock(&qemu_mutex) != 0);
(that's for qemu-kvm only)

Alternatively, iohandlers could be a(nother) good place to start introducing fine-grained locks or rwlocks.


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