Re: [PATCH v8 3/5] dma-buf: heaps: Add deferred-free-helper library code

2021-03-05 Thread Christian König
Am 05.03.21 um 00:20 schrieb John Stultz: This patch provides infrastructure for deferring buffer frees. This is a feature ION provided which when used with some form of a page pool, provides a nice performance boost in an allocation microbenchmark. The reason it helps is it allows the page-zero

[PATCH v8 3/5] dma-buf: heaps: Add deferred-free-helper library code

2021-03-04 Thread John Stultz
This patch provides infrastructure for deferring buffer frees. This is a feature ION provided which when used with some form of a page pool, provides a nice performance boost in an allocation microbenchmark. The reason it helps is it allows the page-zeroing to be done out of the normal allocation/