Hi Vinod, hi Robin,
this patch is already in your slave-dma tree, but upon closer
inspection this is totally doing the wrong thing and should be dropped,
see inline comments. The patchset in your tree will regress without
this patch, though. So I think we need to delay getting this set
upstream un
dma_terminate_all maybe called in interrupt context which means
WARN_ON() will be triggered as below when bd memory freed. Allocat
bd memory from dma pool instead.
[ 29.161079] WARNING: CPU: 1 PID: 533 at ./include/linux/dma-mapping.h:541
sdma_free_bd+0xa4/0xb4
[ 29.169883] Modules linked in:
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