Re: [PATCH] mm/madvise: enable soft offline of HugeTLB pages at PUD level

2017-09-29 Thread Alexandru Moise
On Fri, Sep 29, 2017 at 04:55:54PM +0300, Kirill A. Shutemov wrote: > On Wed, Sep 13, 2017 at 12:10:47PM +0200, Alexandru Moise wrote: > > since 94310cb we've been able to soft offline 1G hugepages at the PGD > > level, however x86_64 gigantic hugepages are at the PUD level so we > > should add an

Re: [PATCH] mm/madvise: enable soft offline of HugeTLB pages at PUD level

2017-09-29 Thread Kirill A. Shutemov
On Wed, Sep 13, 2017 at 12:10:47PM +0200, Alexandru Moise wrote: > since 94310cb we've been able to soft offline 1G hugepages at the PGD > level, however x86_64 gigantic hugepages are at the PUD level so we > should add an extra check to account for hstate order at PUD level. Have you tested other