PERFORCE change 103704 for review
Roman Divacky
rdivacky at FreeBSD.org
Sat Aug 12 12:43:16 UTC 2006
http://perforce.freebsd.org/chv.cgi?CH=103704
Change 103704 by rdivacky at rdivacky_witten on 2006/08/12 12:42:19
Dont call linux_proc_init() in execve() in a case when the newly execed
process is fbsd (or generally non-linux) one.
Affected files ...
.. //depot/projects/soc2006/rdivacky_linuxolator/i386/linux/linux_machdep.c#42 edit
Differences ...
==== //depot/projects/soc2006/rdivacky_linuxolator/i386/linux/linux_machdep.c#42 (text+ko) ====
@@ -139,7 +139,13 @@
if (error == 0)
error = kern_execve(td, &eargs, NULL);
if (error == 0)
- error = linux_proc_init(td, 0, 0);
+ /* linux process can exec fbsd one, dont attempt
+ * to create emuldata for such process using
+ * linux_proc_init, this leads to a panic on KASSERT
+ * because such process has p->p_emuldata == NULL
+ */
+ if (td->td_proc->p_sysent == &elf_linux_sysvec)
+ error = linux_proc_init(td, 0, 0);
return (error);
}
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