Re: [PATCH 8/9] bcache: use kvmalloc

2017-01-30 Thread Michal Hocko
On Mon 30-01-17 17:47:31, Vlastimil Babka wrote: > On 01/30/2017 10:49 AM, Michal Hocko wrote: > > From: Michal Hocko > > > > bcache_device_init uses kmalloc for small requests and vmalloc for those > > which are larger than 64 pages. This alone is a strange criterion. > > Moreover kmalloc can fa

Re: [PATCH 8/9] bcache: use kvmalloc

2017-01-30 Thread Vlastimil Babka
On 01/30/2017 10:49 AM, Michal Hocko wrote: From: Michal Hocko bcache_device_init uses kmalloc for small requests and vmalloc for those which are larger than 64 pages. This alone is a strange criterion. Moreover kmalloc can fallback to vmalloc on the failure. Let's simply use kvmalloc instead a

[PATCH 8/9] bcache: use kvmalloc

2017-01-30 Thread Michal Hocko
From: Michal Hocko bcache_device_init uses kmalloc for small requests and vmalloc for those which are larger than 64 pages. This alone is a strange criterion. Moreover kmalloc can fallback to vmalloc on the failure. Let's simply use kvmalloc instead as it knows how to handle the fallback properly