svn commit: r350863 - head/sys/compat/linux

[Konstantin Belousov]

Author: kib
Date: Sun Aug 11 19:17:29 2019
New Revision: 350863
URL: https://svnweb.freebsd.org/changeset/base/350863

Log:
  compat/linux: Remove obsoleted and somewhat confusing comments related to COMPAT_43.
  
  Sponsored by:	The FreeBSD Foundation
  MFC after:	1 week
  Differential revision:	https://reviews.freebsd.org/D21200

Modified:
  head/sys/compat/linux/linux_misc.c
  head/sys/compat/linux/linux_uid16.c

Modified: head/sys/compat/linux/linux_misc.c
==============================================================================
--- head/sys/compat/linux/linux_misc.c	Sun Aug 11 19:16:07 2019	(r350862)
+++ head/sys/compat/linux/linux_misc.c	Sun Aug 11 19:17:29 2019	(r350863)
@@ -1547,17 +1547,6 @@ linux_reboot(struct thread *td, struct linux_reboot_ar
 }
 
 
-/*
- * The FreeBSD native getpid(2), getgid(2) and getuid(2) also modify
- * td->td_retval[1] when COMPAT_43 is defined. This clobbers registers that
- * are assumed to be preserved. The following lightweight syscalls fixes
- * this. See also linux_getgid16() and linux_getuid16() in linux_uid16.c
- *
- * linux_getpid() - MP SAFE
- * linux_getgid() - MP SAFE
- * linux_getuid() - MP SAFE
- */
-
 int
 linux_getpid(struct thread *td, struct linux_getpid_args *args)
 {

Modified: head/sys/compat/linux/linux_uid16.c
==============================================================================
--- head/sys/compat/linux/linux_uid16.c	Sun Aug 11 19:16:07 2019	(r350862)
+++ head/sys/compat/linux/linux_uid16.c	Sun Aug 11 19:17:29 2019	(r350863)
@@ -281,16 +281,6 @@ linux_getgroups16(struct thread *td, struct linux_getg
 	return (0);
 }
 
-/*
- * The FreeBSD native getgid(2) and getuid(2) also modify td->td_retval[1]
- * when COMPAT_43 is defined. This clobbers registers that are assumed to
- * be preserved. The following lightweight syscalls fixes this. See also
- * linux_getpid(2), linux_getgid(2) and linux_getuid(2) in linux_misc.c
- *
- * linux_getgid16() - MP SAFE
- * linux_getuid16() - MP SAFE
- */
-
 int
 linux_getgid16(struct thread *td, struct linux_getgid16_args *args)
 {