The branch main has been updated by chs: URL: https://cgit.FreeBSD.org/src/commit/?id=d5cfca008d63b3b9220ecbb152a36efa80423c31
commit d5cfca008d63b3b9220ecbb152a36efa80423c31 Author: Chuck Silvers <[email protected]> AuthorDate: 2025-10-13 16:13:22 +0000 Commit: Chuck Silvers <[email protected]> CommitDate: 2025-10-13 16:13:22 +0000 mmap_test: determine page size at run time rather than compile time Sponsored by: Netflix Reviewed by: imp Differential Revision: https://reviews.freebsd.org/D52735 --- tests/sys/vm/mmap_test.c | 31 ++++++++++++++++--------------- 1 file changed, 16 insertions(+), 15 deletions(-) diff --git a/tests/sys/vm/mmap_test.c b/tests/sys/vm/mmap_test.c index 6bc30f73ca95..27d02ae667fb 100644 --- a/tests/sys/vm/mmap_test.c +++ b/tests/sys/vm/mmap_test.c @@ -36,21 +36,6 @@ #include <stdio.h> #include <stdlib.h> -static const struct { - void *addr; - int ok[2]; /* Depending on security.bsd.map_at_zero {0, !=0}. */ -} map_at_zero_tests[] = { - { (void *)0, { 0, 1 } }, /* Test sysctl. */ - { (void *)1, { 0, 0 } }, - { (void *)(PAGE_SIZE - 1), { 0, 0 } }, - { (void *)PAGE_SIZE, { 1, 1 } }, - { (void *)-1, { 0, 0 } }, - { (void *)(-PAGE_SIZE), { 0, 0 } }, - { (void *)(-1 - PAGE_SIZE), { 0, 0 } }, - { (void *)(-1 - PAGE_SIZE - 1), { 0, 0 } }, - { (void *)(0x1000 * PAGE_SIZE), { 1, 1 } }, -}; - #define MAP_AT_ZERO "security.bsd.map_at_zero" #ifdef __LP64__ @@ -68,6 +53,22 @@ ATF_TC_BODY(mmap__map_at_zero, tc) int map_at_zero; bool allow_wx; int prot_flags; + size_t pgsz = getpagesize(); + + const struct { + void *addr; + int ok[2]; /* Depending on security.bsd.map_at_zero {0, !=0}. */ + } map_at_zero_tests[] = { + { (void *)0, { 0, 1 } }, /* Test sysctl. */ + { (void *)1, { 0, 0 } }, + { (void *)(pgsz - 1), { 0, 0 } }, + { (void *)pgsz, { 1, 1 } }, + { (void *)-1, { 0, 0 } }, + { (void *)(-pgsz), { 0, 0 } }, + { (void *)(-1 - pgsz), { 0, 0 } }, + { (void *)(-1 - pgsz - 1), { 0, 0 } }, + { (void *)(0x1000 * pgsz), { 1, 1 } }, + }; len = sizeof(map_at_zero); if (sysctlbyname(MAP_AT_ZERO, &map_at_zero, &len, NULL, 0) == -1) {
