On Thu, Jan 12, 2017 at 04:37:16PM +0100, Michal Hocko wrote: > From: Michal Hocko <mho...@suse.com> > > There are many code paths opencoding kvmalloc. Let's use the helper > instead. The main difference to kvmalloc is that those users are usually > not considering all the aspects of the memory allocator. E.g. allocation > requests < 64kB are basically never failing and invoke OOM killer to > satisfy the allocation. This sounds too disruptive for something that > has a reasonable fallback - the vmalloc. On the other hand those > requests might fallback to vmalloc even when the memory allocator would > succeed after several more reclaim/compaction attempts previously. There > is no guarantee something like that happens though. > > This patch converts many of those places to kv[mz]alloc* helpers because > they are more conservative.
For the btrfs bits, Acked-by: David Sterba <dste...@suse.com>
