Author: kib
Date: Mon May 18 14:37:10 2020
New Revision: 361211
URL: https://svnweb.freebsd.org/changeset/base/361211
Log:
MFC r361077, r361078, r361079:
Improve comment for compat32 handling of sysctl hw.pagesizes.
Modified:
stable/12/sys/kern/kern_mib.c
Directory Properties:
stable/12/ (props changed)
Modified: stable/12/sys/kern/kern_mib.c
==============================================================================
--- stable/12/sys/kern/kern_mib.c Mon May 18 12:36:28 2020
(r361210)
+++ stable/12/sys/kern/kern_mib.c Mon May 18 14:37:10 2020
(r361211)
@@ -240,8 +240,9 @@ sysctl_hw_pagesizes(SYSCTL_HANDLER_ARGS)
if (req->flags & SCTL_MASK32) {
/*
- * Recreate the "pagesizes" array with 32-bit elements.
Truncate
- * any page size greater than UINT32_MAX to zero.
+ * Recreate the "pagesizes" array with 32-bit elements.
+ * Truncate any page size greater than UINT32_MAX to zero,
+ * which assumes that page sizes are powers of two.
*/
for (i = 0; i < MAXPAGESIZES; i++)
pagesizes32[i] = (uint32_t)pagesizes[i];
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