Messages in this thread | | | Subject | Re: [HMM 12/15] mm/migrate: new memory migration helper for use with device memory v4 | From | Evgeny Baskakov <> | Date | Tue, 11 Jul 2017 12:35:03 -0700 |
| |
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
| |