Re: [PATCH] hugetlb: allow to free gigantic pages regardless of the configuration

2019-02-13 Thread Alex Ghiti
On 2/13/19 6:27 AM, Vlastimil Babka wrote: On 1/17/19 7:39 PM, Alexandre Ghiti wrote: From: Alexandre Ghiti On systems without CMA or (MEMORY_ISOLATION && COMPACTION) activated but that support gigantic pages, boottime reserved gigantic pages can not be freed at all. This patchs simply enabl

Re: [PATCH] hugetlb: allow to free gigantic pages regardless of the configuration

2019-02-13 Thread Vlastimil Babka
On 1/17/19 7:39 PM, Alexandre Ghiti wrote: > From: Alexandre Ghiti > > On systems without CMA or (MEMORY_ISOLATION && COMPACTION) activated but > that support gigantic pages, boottime reserved gigantic pages can not be > freed at all. This patchs simply enables the possibility to hand back > thos

Re: [PATCH] hugetlb: allow to free gigantic pages regardless of the configuration

2019-02-05 Thread Alex Ghiti
On 2/5/19 6:23 AM, Michael Ellerman wrote: Alexandre Ghiti writes: From: Alexandre Ghiti On systems without CMA or (MEMORY_ISOLATION && COMPACTION) activated but that support gigantic pages, boottime reserved gigantic pages can not be freed at all. This patchs simply enables the possibility

Re: [PATCH] hugetlb: allow to free gigantic pages regardless of the configuration

2019-02-05 Thread Michael Ellerman
Alexandre Ghiti writes: > From: Alexandre Ghiti > > On systems without CMA or (MEMORY_ISOLATION && COMPACTION) activated but > that support gigantic pages, boottime reserved gigantic pages can not be > freed at all. This patchs simply enables the possibility to hand back > those pages to memory

Re: [PATCH] hugetlb: allow to free gigantic pages regardless of the configuration

2019-02-03 Thread Alex Ghiti
On 1/17/19 1:39 PM, Alexandre Ghiti wrote: From: Alexandre Ghiti On systems without CMA or (MEMORY_ISOLATION && COMPACTION) activated but that support gigantic pages, boottime reserved gigantic pages can not be freed at all. This patchs simply enables the possibility to hand back those pages to

Re: [PATCH] hugetlb: allow to free gigantic pages regardless of the configuration

2019-01-19 Thread Will Deacon
On Thu, Jan 17, 2019 at 06:39:53PM +, Alexandre Ghiti wrote: > From: Alexandre Ghiti > > On systems without CMA or (MEMORY_ISOLATION && COMPACTION) activated but > that support gigantic pages, boottime reserved gigantic pages can not be > freed at all. This patchs simply enables the possibili

Re: [PATCH] hugetlb: allow to free gigantic pages regardless of the configuration

2019-01-17 Thread Mike Kravetz
On 1/17/19 10:39 AM, Alexandre Ghiti wrote: > From: Alexandre Ghiti > > On systems without CMA or (MEMORY_ISOLATION && COMPACTION) activated but > that support gigantic pages, boottime reserved gigantic pages can not be > freed at all. This patchs simply enables the possibility to hand back > tho

[PATCH] hugetlb: allow to free gigantic pages regardless of the configuration

2019-01-17 Thread Alexandre Ghiti
From: Alexandre Ghiti On systems without CMA or (MEMORY_ISOLATION && COMPACTION) activated but that support gigantic pages, boottime reserved gigantic pages can not be freed at all. This patchs simply enables the possibility to hand back those pages to memory allocator. This commit then renames