linux/arch/s390/kernel
Josef 'Jeff' Sipek 3e972394f9 [S390] Fix uninitialized spinlock use
Ever since commit 43ca5c3a1c ([S390] Convert
monitor calls to function calls.), the kernel refused to IPL with spinlock
debugging enabled.

BUG: spinlock bad magic on CPU#0, swapper/0
 lock: 00000000003a4668, .magic: 00000000, .owner: <none>/-1, .owner_cpu: 0
CPU: 0 Not tainted 2.6.25 #1
Process swapper (pid: 0, task: 000000000034f958, ksp: 0000000000377d60)
0000000000377ab8 0000000000352628 0000000000377d60 0000000000377d60
       0000000000016af4 00000000fffff7b5 0000000000377d60 0000000000000000
       0000000000000000 0000000000377a18 0000000000000009 0000000000377a18
       0000000000377a78 000000000023c920 0000000000016af4 0000000000377a18
       0000000000000005 0000000000000000 0000000000377b58 0000000000377ab8
Call Trace:
([<0000000000016a60>] show_trace+0xdc/0x108)
 [<0000000000016b4e>] show_stack+0xc2/0xfc
 [<0000000000016c9a>] dump_stack+0xb2/0xc0
 [<0000000000172dd4>]

Signed-off-by: Josef 'Jeff' Sipek <jeffpc@josefsipek.net>
Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
2008-08-21 19:46:39 +02:00
..
asm-offsets.c s390: use kbuild.h instead of defining macros in asm-offsets.c 2008-04-29 08:06:30 -07:00
audit.c [S390] Get rid of a bunch of sparse warnings again. 2007-10-12 16:13:06 +02:00
audit.h [S390] Get rid of a bunch of sparse warnings again. 2007-10-12 16:13:06 +02:00
base.S [S390] Convert memory detection into C code. 2007-02-05 21:18:37 +01:00
bitmap.S Linux-2.6.12-rc2 2005-04-16 15:20:36 -07:00
compat_audit.c [S390] Get rid of a bunch of sparse warnings again. 2007-10-12 16:13:06 +02:00
compat_exec_domain.c [S390] Get rid of a lot of sparse warnings. 2007-02-05 21:16:47 +01:00
compat_linux.c arch: Remove unnecessary inclusions of asm/semaphore.h 2008-04-18 22:14:49 -04:00
compat_linux.h [S390] Fix a lot of sparse warnings. 2008-04-17 07:47:06 +02:00
compat_ptrace.h [S390] Introduce user_regset accessors for s390 2008-07-14 10:02:09 +02:00
compat_signal.c [S390] Fix a lot of sparse warnings. 2008-04-17 07:47:06 +02:00
compat_wrapper.S [S390] Wire up new syscalls. 2008-08-01 16:39:32 +02:00
cpcmd.c [S390] cpcmd: fix inline assembly usage. 2007-10-12 16:13:09 +02:00
crash.c [S390] Get rid of a lot of sparse warnings. 2007-02-05 21:16:47 +01:00
debug.c [S390] Cleanup s390 debug feature print messages. 2008-07-14 10:02:22 +02:00
diag.c [S390] vmur: fix diag14 exceptions with addresses > 2GB. 2007-08-22 13:51:47 +02:00
dis.c [S390] disassembler: fix idte instruction format. 2008-05-30 10:03:36 +02:00
early.c [S390] Remove P390 support. 2008-07-14 10:02:25 +02:00
ebcdic.c [S390] Get rid of a lot of sparse warnings. 2007-02-05 21:16:47 +01:00
entry64.S [S390] s390-kvm: leave sie context on work. Removes preemption requirement 2008-05-07 09:23:01 +02:00
entry.h [S390] Fix a lot of sparse warnings. 2008-04-17 07:47:06 +02:00
entry.S [S390] s390: Optimize user and work TIF check 2008-05-07 09:23:00 +02:00
head31.S [S390] Convert machine feature detection code to C. 2008-04-30 13:38:47 +02:00
head64.S [S390] System z large page support. 2008-04-30 13:38:47 +02:00
head.S [S390] Get rid of new section mismatch warnings. 2007-07-27 12:29:18 +02:00
init_task.c [PATCH] take init_files to fs/file.c 2008-05-16 17:22:20 -04:00
ipl.c [S390] ipl: Reboot from alternate device does not work when booting from file 2008-08-01 16:39:30 +02:00
irq.c [S390] show_interrupts: prevent cpu hotplug when walking cpu_online_map. 2008-05-15 16:52:41 +02:00
kprobes.c stop_machine: Wean existing callers off stop_machine_run() 2008-07-28 12:16:31 +10:00
machine_kexec.c [S390] Cleanup kprobes printk messages. 2008-07-14 10:02:24 +02:00
Makefile [S390] Move memory detection code to own file. 2008-07-14 10:02:17 +02:00
mem_detect.c [S390] Remove diag 0x260 call from memory detection. 2008-08-01 16:39:34 +02:00
module.c [S390] Use generic bug. 2007-04-27 16:01:42 +02:00
process.c [S390] Fix uninitialized spinlock use 2008-08-21 19:46:39 +02:00
ptrace.c [S390] Introduce user_regset accessors for s390 2008-07-14 10:02:09 +02:00
reipl64.S [S390] reipl: move dump_prefix_page out of text section. 2007-03-05 23:35:43 +01:00
reipl.S [S390] reipl: move dump_prefix_page out of text section. 2007-03-05 23:35:43 +01:00
relocate_kernel64.S [S390] Reset infrastructure for re-IPL. 2006-12-04 15:40:26 +01:00
relocate_kernel.S [S390] Reset infrastructure for re-IPL. 2006-12-04 15:40:26 +01:00
s390_ext.c [S390] Fix a lot of sparse warnings. 2008-04-17 07:47:06 +02:00
s390_ksyms.c Generic semaphore implementation 2008-04-17 10:42:34 -04:00
setup.c s390: use virtio_console for KVM on s390 2008-07-25 12:06:07 +10:00
signal.c [S390] Fix a lot of sparse warnings. 2008-04-17 07:47:06 +02:00
smp.c sysdev: Pass the attribute to the low level sysdev show/store function 2008-07-21 21:55:02 -07:00
stacktrace.c [S390] Fix stacktrace compile bug. 2008-07-17 17:22:09 +02:00
sys_s390.c unified (weak) sys_pipe implementation 2008-05-03 13:50:33 -07:00
syscalls.S [S390] Wire up new syscalls. 2008-08-01 16:39:32 +02:00
time.c [S390] stp: fix section mismatch warning. 2008-08-01 16:39:34 +02:00
topology.c S390 topology: don't use kthread() for arch_reinit_sched_domains() 2008-07-25 10:53:40 -07:00
traps.c [S390] Move show_regs to traps.c. 2008-04-30 13:38:43 +02:00
vmlinux.lds.S move BUG_TABLE into RODATA 2008-05-25 07:06:08 +02:00
vtime.c [S390] Cleanup vtime printk messages. 2008-07-14 10:02:18 +02:00