git: 62b4fb22df04 - main - auxv.3: Document AT_USRSTACKBASE and AT_USRSTACKLIM

The branch main has been updated by kib:

URL: https://cgit.FreeBSD.org/src/commit/?id=62b4fb22df04c286fafa198a9ac91fd89454dfab

commit 62b4fb22df04c286fafa198a9ac91fd89454dfab
Author:     Konstantin Belousov <kib@FreeBSD.org>
AuthorDate: 2022-09-15 10:08:59 +0000
Commit:     Konstantin Belousov <kib@FreeBSD.org>
CommitDate: 2022-09-16 20:23:46 +0000

    auxv.3: Document AT_USRSTACKBASE and AT_USRSTACKLIM
    
    Reviewed by:    brooks, imp (previous version)
    Discussed with: markj
    Sponsored by:   The FreeBSD Foundation
    MFC after:      2 weeks
    Differential revision:  https://reviews.freebsd.org/D36540
---
 lib/libc/gen/auxv.3 | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/lib/libc/gen/auxv.3 b/lib/libc/gen/auxv.3
index 007e8066c791..bf09eb0286be 100644
--- a/lib/libc/gen/auxv.3
+++ b/lib/libc/gen/auxv.3
@@ -24,7 +24,7 @@
 .\"
 .\" $FreeBSD$
 .\"
-.Dd November 17, 2019
+.Dd September 16, 2022
 .Dt ELF_AUX_INFO 3
 .Os
 .Sh NAME
@@ -79,6 +79,10 @@ Page size in bytes
 .It AT_TIMEKEEP
 Pointer to VDSO timehands (for library internal use,
 .Dv sizeof(void *)).
+.It AT_USRSTACKBASE
+Top of the user stack for main thread.
+.It AT_USRSTACKLIM
+Limit for grow of the user stack for main thread.
 .El
 .Sh RETURN VALUES
 Returns zero on success, or an error number on failure.