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[PATCH] uml: S390 preparation, save an extra register 

s390 tt-mode needs to save not only syscall number, but an further register
also.

Signed-off-by: Bodo Stroesser <bstroesser@fujitsu-siemens.com>
Signed-off-by: Jeff Dike <jdike@addtoit.com>
Cc: Paolo 'Blaisorblade' Giarrusso <blaisorblade@yahoo.it>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
This commit is contained in:
Bodo Stroesser 2005-05-06 21:30:49 -07:00 committed by Linus Torvalds
parent 82c1c11bdd
commit 804c2415c9
1 changed files with 4 additions and 0 deletions
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4
arch/um/kernel/tt/syscall_user.c
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@ -63,6 +63,10 @@ void do_syscall(void *task, int pid, int local_using_sysemu)
UPT_SYSCALL_NR(TASK_REGS(task)) = PT_SYSCALL_NR(proc_regs);
#ifdef UPT_ORIGGPR2
UPT_ORIGGPR2(TASK_REGS(task)) = REGS_ORIGGPR2(proc_regs);
#endif
if(((unsigned long *) PT_IP(proc_regs) >= &_stext) &&
((unsigned long *) PT_IP(proc_regs) <= &_etext))
tracer_panic("I'm tracing myself and I can't get out");