svn commit: r193016 - head/sys/compat/svr4
Xin LI
delphij at FreeBSD.org
Fri May 29 06:19:38 UTC 2009
Author: delphij
Date: Fri May 29 06:19:37 2009
New Revision: 193016
URL: http://svn.freebsd.org/changeset/base/193016
Log:
Fix the sysinfo(SI_HW_SERIAL, emulation so that we actually get the
hostid of the machine rather than always getting "0".
PR: kern/91293
Submitted by: "Pedro f. Giffuni" <giffunip asme org>
Obtained from: NetBSD
Modified:
head/sys/compat/svr4/svr4_stat.c
Modified: head/sys/compat/svr4/svr4_stat.c
==============================================================================
--- head/sys/compat/svr4/svr4_stat.c Fri May 29 06:04:26 2009 (r193015)
+++ head/sys/compat/svr4/svr4_stat.c Fri May 29 06:19:37 2009 (r193016)
@@ -417,9 +417,10 @@ svr4_sys_systeminfo(td, uap)
int error = 0;
register_t *retval = td->td_retval;
size_t len = 0;
- char buf[1]; /* XXX NetBSD uses 256, but that seems
- like awfully excessive kstack usage
- for an empty string... */
+ char buf[11]; /* XXX NetBSD uses 256, but we use 11
+ here as that seems like awfully
+ excessive kstack usage for hostid
+ string... */
u_int rlen = uap->len;
switch (uap->what) {
@@ -448,7 +449,8 @@ svr4_sys_systeminfo(td, uap)
break;
case SVR4_SI_HW_SERIAL:
- str = "0";
+ snprintf(buf, sizeof(buf), "%lu", hostid);
+ str = buf;
break;
case SVR4_SI_HW_PROVIDER:
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