From 7bf55415d59b2352bbc48a766113795c647faca0 Mon Sep 17 00:00:00 2001 From: Conrad Meyer Date: Fri, 18 Oct 2019 03:01:21 +0000 Subject: [PATCH] nvdimm_e820: Fix braino in size=all SPA hint The sentinel value for "use the rest of the region," -1, isn't zero modulo PAGE_SIZE. Relax the check to permit the intended special value. X-MFC-With: r353110 Sponsored by: Dell EMC Isilon --- sys/dev/nvdimm/nvdimm_e820.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/sys/dev/nvdimm/nvdimm_e820.c b/sys/dev/nvdimm/nvdimm_e820.c index f216143893e..66bdff937dc 100644 --- a/sys/dev/nvdimm/nvdimm_e820.c +++ b/sys/dev/nvdimm/nvdimm_e820.c @@ -138,8 +138,8 @@ nvdimm_e820_create_spas(device_t dev) hintaddr = (vm_paddr_t)hintaddrl; hintsize = (vm_size_t)hintsizel; - if ((hintaddr & PAGE_MASK) != 0 || (hintsize & PAGE_MASK) != 0) - { + if ((hintaddr & PAGE_MASK) != 0 || + ((hintsize & PAGE_MASK) != 0 && hintsize != HINT_ALL)) { device_printf(dev, "hint.nvdimm_spa.%u addr or size " "not page aligned\n", i); continue;