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| author | Konstantin Belousov <kib@FreeBSD.org> | 2024-02-21 14:12:12 +0000 |
|---|---|---|
| committer | Konstantin Belousov <kib@FreeBSD.org> | 2024-02-21 14:18:10 +0000 |
| commit | 2f4cbf459d4af41977be30eab2f6f7d7e9f9b5b5 (patch) | |
| tree | dc6420caad294efa2d4df5fda60cb6bcd1515367 /lib/libsys | |
| parent | 58df49801d9d58e61cc2adc8fd1e6848b64d2453 (diff) | |
| download | src-2f4cbf459d4af41977be30eab2f6f7d7e9f9b5b5.tar.gz src-2f4cbf459d4af41977be30eab2f6f7d7e9f9b5b5.zip | |
Diffstat (limited to 'lib/libsys')
| -rw-r--r-- | lib/libsys/auxv.c | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/lib/libsys/auxv.c b/lib/libsys/auxv.c index 88f49ef53be1..1a4fd352950e 100644 --- a/lib/libsys/auxv.c +++ b/lib/libsys/auxv.c @@ -36,6 +36,7 @@ #include <sys/auxv.h> #include "un-namespace.h" #include "libc_private.h" +#include <machine/atomic.h> extern int _DYNAMIC; #pragma weak _DYNAMIC @@ -66,7 +67,7 @@ __init_elf_aux_vector(void) } #endif -static bool aux_once = false; +static int aux_once; static int pagesize, osreldate, canary_len, ncpus, pagesizes_len, bsdflags; static int hwcap_present, hwcap2_present; static char *canary, *pagesizes, *execpath; @@ -92,7 +93,7 @@ init_aux(void) { Elf_Auxinfo *aux; - if (aux_once) + if (atomic_load_acq_int(&aux_once)) return; for (aux = __elf_aux_vector; aux->a_type != AT_NULL; aux++) { switch (aux->a_type) { @@ -179,7 +180,7 @@ init_aux(void) _init_aux_powerpc_fixup(); #endif - aux_once = true; + atomic_store_rel_int(&aux_once, 1); } #ifdef __powerpc__ |