On Mon, Jun 14, 2021 at 2:16 PM Christoph Hellwig <hch@xxxxxx> wrote: > > On Fri, Jun 11, 2021 at 11:26:46PM +0800, Claire Chang wrote: > > + spin_lock_init(&mem->lock); > > + for (i = 0; i < mem->nslabs; i++) { > > + mem->slots[i].list = IO_TLB_SEGSIZE - io_tlb_offset(i); > > + mem->slots[i].orig_addr = INVALID_PHYS_ADDR; > > + mem->slots[i].alloc_size = 0; > > + } > > + > > + if (memory_decrypted) > > + set_memory_decrypted((unsigned long)vaddr, bytes >> PAGE_SHIFT); > > + memset(vaddr, 0, bytes); > > We don't really need to do this call before the memset. Which means we > can just move it to the callers that care instead of having a bool > argument. > > Otherwise looks good: > > Reviewed-by: Christoph Hellwig <hch@xxxxxx> Thanks for the review. Will wait more days for other reviews and send v10 to address the comments in this and other patches.