Messages in this thread | | | Date | Sat, 18 Apr 2015 16:40:50 -0700 | From | Guenter Roeck <> | Subject | Re: qemu:arm test failure due to commit 8053871d0f7f (smp: Fix smp_call_function_single_async() locking) |
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On Sat, Apr 18, 2015 at 04:23:25PM -0700, Guenter Roeck wrote: > Hi all, > > my qemu test for arm:vexpress fails with the latest upstream kernel. It fails > hard - I don't get any output from the console. Bisect points to commit > 8053871d0f7f ("smp: Fix smp_call_function_single_async() locking"). > Reverting this commit fixes the problem. >
Additional observation: The system boots if I add "-smp cpus=4" to the qemu options. It does still hang, however, with "-smp cpus=2" and "-smp cpus=3".
Guenter
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