From: Petr Tesarik Date: Wed, 2 Aug 2023 16:31:51 +0000 (+0200) Subject: xen: remove a confusing comment on auto-translated guest I/O X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=d826c9e61c99120f8996f8fed6417167e32eb922;p=linux.git xen: remove a confusing comment on auto-translated guest I/O After removing the conditional return from xen_create_contiguous_region(), the accompanying comment was left in place, but it now precedes an unrelated conditional and confuses readers. Fixes: 989513a735f5 ("xen: cleanup pvh leftovers from pv-only sources") Signed-off-by: Petr Tesarik Reviewed-by: Boris Ostrovsky Link: https://lore.kernel.org/r/20230802163151.1486-1-petrtesarik@huaweicloud.com Signed-off-by: Juergen Gross --- diff --git a/arch/x86/xen/mmu_pv.c b/arch/x86/xen/mmu_pv.c index e0a975165de78..804a5441324c3 100644 --- a/arch/x86/xen/mmu_pv.c +++ b/arch/x86/xen/mmu_pv.c @@ -2310,12 +2310,6 @@ int xen_create_contiguous_region(phys_addr_t pstart, unsigned int order, int success; unsigned long vstart = (unsigned long)phys_to_virt(pstart); - /* - * Currently an auto-translated guest will not perform I/O, nor will - * it require PAE page directories below 4GB. Therefore any calls to - * this function are redundant and can be ignored. - */ - if (unlikely(order > MAX_CONTIG_ORDER)) return -ENOMEM;