Re: [PATCH] libata-core/sff: Fix multiple assumptions about DMA

2007-06-09 Thread Jeff Garzik
Alan Cox wrote: The ata IRQ ack functions are only used when debugging. Unfortunately almost every controller that calls them can cause crashes in some configurations as there are missing checks for bmdma presence. In addition ata_port_start insists of installing DMA buffers and pad buffers for

[PATCH] libata-core/sff: Fix multiple assumptions about DMA

2007-06-07 Thread Alan Cox
The ata IRQ ack functions are only used when debugging. Unfortunately almost every controller that calls them can cause crashes in some configurations as there are missing checks for bmdma presence. In addition ata_port_start insists of installing DMA buffers and pad buffers for controllers regard