On Mon, Mar 22, 2021 at 06:53:49PM -0700, Florian Fainelli wrote: > When SWIOTLB_NO_FORCE is used, there should really be no allocations of > default_nslabs to occur since we are not going to use those slabs. If a > platform was somehow setting swiotlb_no_force and a later call to > swiotlb_init() was to be made we would still be proceeding with > allocating the default SWIOTLB size (64MB), whereas if swiotlb=noforce > was set on the kernel command line we would have only allocated 2KB. > > This would be inconsistent and the point of initializing default_nslabs > to 1, was intended to allocate the minimum amount of memory possible, so > simply remove that minimal allocation period. > > Signed-off-by: Florian Fainelli <[email protected]>
Looks good, Reviewed-by: Christoph Hellwig <[email protected]>
