Re: [PATCH] sh_eth: unmap DMA buffers when freeing rings

2017-04-17 Thread Sergei Shtylyov
Hello! On 04/17/2017 11:57 AM, Sergei Shtylyov wrote: WARNING: CPU: 0 PID: 1445 at lib/dma-debug.c:519 add_dma_entry+0xe0/0x12c DMA-API: exceeded 7 overlapping mappings of cacheline 0x01b2974d to be printed after repeated initialization of the Ether device, e.g. suspend/resume or 'ifconfig' u

Re: [PATCH] sh_eth: unmap DMA buffers when freeing rings

2017-04-17 Thread Sergei Shtylyov
Hello! On 4/16/2017 11:01 PM, Sergei Shtylyov wrote: The DMA API debugging (when enabled) causes: WARNING: CPU: 0 PID: 1445 at lib/dma-debug.c:519 add_dma_entry+0xe0/0x12c DMA-API: exceeded 7 overlapping mappings of cacheline 0x01b2974d to be printed after repeated initialization of the Ethe

[PATCH] sh_eth: unmap DMA buffers when freeing rings

2017-04-16 Thread Sergei Shtylyov
The DMA API debugging (when enabled) causes: WARNING: CPU: 0 PID: 1445 at lib/dma-debug.c:519 add_dma_entry+0xe0/0x12c DMA-API: exceeded 7 overlapping mappings of cacheline 0x01b2974d to be printed after repeated initialization of the Ether device, e.g. suspend/resume or 'ifconfig' up/down. This