On 07/03/2013 07:49 PM, Linus Torvalds wrote:
[<ffffffff816f42bf>] __schedule+0x94f/0x9c0
[<ffffffff816f487e>] schedule_user+0x2e/0x70
[<ffffffff816f6de4>] retint_careful+0x12/0x2e
This call trace does indeed indicate that we took a hardware interrupt
which caused a reschedule. It doesn't necessarily have to be a quantum
expiration interrupt, it could just as easily be an I/O completion
interrupt.
-hpa
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