On 7/11/17 11:49 AM, Jerome Glisse wrote:
What are the symptoms ? The program just stop making any progress and you
trigger a sysrequest to dump current states of each threads ? In this
log i don't see migration_entry_wait() anymore but it seems to be waiting
on page lock so there might be 2 issues here.
Jérôme
That is correct, the program is not making any progress.
The stack traces in the kernel log are produced by a "sysrq w" (blocked
tasks) command.
Thanks,
--
Evgeny Baskakov
NVIDIA
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