Re: [PATCH v2 RFC/RFT 0/5] Save single pages from CMA area

2019-03-27 Thread Nicolin Chen
On Wed, Mar 27, 2019 at 09:08:21AM +0100, Christoph Hellwig wrote: > On Tue, Mar 26, 2019 at 04:01:26PM -0700, Nicolin Chen wrote: > > This series of patches try to save single pages from CMA area bypassing > > all CMA single page alloctions and allocating normal pages instead, as > > all addresses

Re: [PATCH v2 RFC/RFT 0/5] Save single pages from CMA area

2019-03-27 Thread Christoph Hellwig
On Tue, Mar 26, 2019 at 04:01:26PM -0700, Nicolin Chen wrote: > This series of patches try to save single pages from CMA area bypassing > all CMA single page alloctions and allocating normal pages instead, as > all addresses within one single page are contiguous. > > We had once applied the PATCH-

[PATCH v2 RFC/RFT 0/5] Save single pages from CMA area

2019-03-26 Thread Nicolin Chen
This series of patches try to save single pages from CMA area bypassing all CMA single page alloctions and allocating normal pages instead, as all addresses within one single page are contiguous. We had once applied the PATCH-5 but reverted it as actually not all the callers handled the fallback a