Author: cem
Date: Fri Oct 18 03:01:21 2019
New Revision: 353714
URL: https://svnweb.freebsd.org/changeset/base/353714
Log:
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
Modified:
head/sys/dev/nvdimm/nvdimm_e820.c
Modified: head/sys/dev/nvdimm/nvdimm_e820.c
==============================================================================
--- head/sys/dev/nvdimm/nvdimm_e820.c Fri Oct 18 02:25:30 2019
(r353713)
+++ head/sys/dev/nvdimm/nvdimm_e820.c Fri Oct 18 03:01:21 2019
(r353714)
@@ -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;
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