Re: [RESEND] Soft lockup after huge page offline attempt

2015-09-02 Thread Anshuman Khandual
On 09/02/2015 03:50 PM, Michael Neuling wrote: > On Wed, 2015-09-02 at 15:37 +0530, Anshuman Khandual wrote: >> Hello, >> >> Worked on a modified version of the following selftest >> test case in the kernel source. >> >> tools/testing/selftests/vm/hugepage-mmap.c > > Please send the test case and

Re: [RESEND] Soft lockup after huge page offline attempt

2015-09-02 Thread Michael Neuling
On Wed, 2015-09-02 at 15:37 +0530, Anshuman Khandual wrote: > Hello, > > Worked on a modified version of the following selftest > test case in the kernel source. > > tools/testing/selftests/vm/hugepage-mmap.c Please send the test case and how to run it here. Mikey > This modified test will try

[RESEND] Soft lockup after huge page offline attempt

2015-09-02 Thread Anshuman Khandual
Hello, Worked on a modified version of the following selftest test case in the kernel source. tools/testing/selftests/vm/hugepage-mmap.c This modified test will try to do the following sequence of events in the same order. (1) Allocate 16 Huge TLB pages (16MB each) through mmap (2) mlock() the