Re: [PATCH v4 2/3] dma/pool: create dma atomic pool only if dma zone has managed pages

2022-01-03 Thread David Hildenbrand
On 23.12.21 10:44, Baoquan He wrote: > Currently three dma atomic pools are initialized as long as the relevant > kernel codes are built in. While in kdump kernel of x86_64, this is not > right when trying to create atomic_pool_dma, because there's no managed > pages in DMA zone. In the case, DMA

Re: [PATCH v4 2/3] dma/pool: create dma atomic pool only if dma zone has managed pages

2021-12-23 Thread john . p . donnelly
On 12/23/21 3:44 AM, Baoquan He wrote: Currently three dma atomic pools are initialized as long as the relevant kernel codes are built in. While in kdump kernel of x86_64, this is not right when trying to create atomic_pool_dma, because there's no managed pages in DMA zone. In the case, DMA zone

Re: [PATCH v4 2/3] dma/pool: create dma atomic pool only if dma zone has managed pages

2021-12-23 Thread Christoph Hellwig
Looks good, Reviewed-by: Christoph Hellwig ___ kexec mailing list kexec@lists.infradead.org http://lists.infradead.org/mailman/listinfo/kexec

[PATCH v4 2/3] dma/pool: create dma atomic pool only if dma zone has managed pages

2021-12-23 Thread Baoquan He
Currently three dma atomic pools are initialized as long as the relevant kernel codes are built in. While in kdump kernel of x86_64, this is not right when trying to create atomic_pool_dma, because there's no managed pages in DMA zone. In the case, DMA zone only has low 1M memory presented and