diff options
author | Olaf Hering <olaf@aepfle.de> | 2011-03-22 19:34:04 -0400 |
---|---|---|
committer | Linus Torvalds <torvalds@linux-foundation.org> | 2011-03-22 20:44:11 -0400 |
commit | d404ab0a1133e95557bb7deab2a49b348dfeba85 (patch) | |
tree | 067815cd747a6998f76ff7bda2e9075f433459af | |
parent | b259514282d54323aaadead3dac4823ea01f9b89 (diff) |
move x86 specific oops=panic to generic code
The oops=panic cmdline option is not x86 specific, move it to generic code.
Update documentation.
Signed-off-by: Olaf Hering <olaf@aepfle.de>
Cc: Ingo Molnar <mingo@elte.hu>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: "H. Peter Anvin" <hpa@zytor.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
-rw-r--r-- | Documentation/kernel-parameters.txt | 5 | ||||
-rw-r--r-- | Documentation/x86/x86_64/boot-options.txt | 5 | ||||
-rw-r--r-- | arch/x86/kernel/dumpstack.c | 10 | ||||
-rw-r--r-- | kernel/panic.c | 10 |
4 files changed, 15 insertions, 15 deletions
diff --git a/Documentation/kernel-parameters.txt b/Documentation/kernel-parameters.txt index d18a9e12152a..a3b688287a8d 100644 --- a/Documentation/kernel-parameters.txt +++ b/Documentation/kernel-parameters.txt | |||
@@ -1825,6 +1825,11 @@ bytes respectively. Such letter suffixes can also be entirely omitted. | |||
1825 | perfmon on Intel CPUs instead of the | 1825 | perfmon on Intel CPUs instead of the |
1826 | CPU specific event set. | 1826 | CPU specific event set. |
1827 | 1827 | ||
1828 | oops=panic Always panic on oopses. Default is to just kill the process, | ||
1829 | but there is a small probability of deadlocking the machine. | ||
1830 | This will also cause panics on machine check exceptions. | ||
1831 | Useful together with panic=30 to trigger a reboot. | ||
1832 | |||
1828 | OSS [HW,OSS] | 1833 | OSS [HW,OSS] |
1829 | See Documentation/sound/oss/oss-parameters.txt | 1834 | See Documentation/sound/oss/oss-parameters.txt |
1830 | 1835 | ||
diff --git a/Documentation/x86/x86_64/boot-options.txt b/Documentation/x86/x86_64/boot-options.txt index 48c13b8ab90c..092e596a1301 100644 --- a/Documentation/x86/x86_64/boot-options.txt +++ b/Documentation/x86/x86_64/boot-options.txt | |||
@@ -293,11 +293,6 @@ IOMMU (input/output memory management unit) | |||
293 | 293 | ||
294 | Debugging | 294 | Debugging |
295 | 295 | ||
296 | oops=panic Always panic on oopses. Default is to just kill the process, | ||
297 | but there is a small probability of deadlocking the machine. | ||
298 | This will also cause panics on machine check exceptions. | ||
299 | Useful together with panic=30 to trigger a reboot. | ||
300 | |||
301 | kstack=N Print N words from the kernel stack in oops dumps. | 296 | kstack=N Print N words from the kernel stack in oops dumps. |
302 | 297 | ||
303 | pagefaulttrace Dump all page faults. Only useful for extreme debugging | 298 | pagefaulttrace Dump all page faults. Only useful for extreme debugging |
diff --git a/arch/x86/kernel/dumpstack.c b/arch/x86/kernel/dumpstack.c index 999e2793590b..81ac6c78c01c 100644 --- a/arch/x86/kernel/dumpstack.c +++ b/arch/x86/kernel/dumpstack.c | |||
@@ -322,16 +322,6 @@ void die(const char *str, struct pt_regs *regs, long err) | |||
322 | oops_end(flags, regs, sig); | 322 | oops_end(flags, regs, sig); |
323 | } | 323 | } |
324 | 324 | ||
325 | static int __init oops_setup(char *s) | ||
326 | { | ||
327 | if (!s) | ||
328 | return -EINVAL; | ||
329 | if (!strcmp(s, "panic")) | ||
330 | panic_on_oops = 1; | ||
331 | return 0; | ||
332 | } | ||
333 | early_param("oops", oops_setup); | ||
334 | |||
335 | static int __init kstack_setup(char *s) | 325 | static int __init kstack_setup(char *s) |
336 | { | 326 | { |
337 | if (!s) | 327 | if (!s) |
diff --git a/kernel/panic.c b/kernel/panic.c index 991bb87a1704..69231670eb95 100644 --- a/kernel/panic.c +++ b/kernel/panic.c | |||
@@ -433,3 +433,13 @@ EXPORT_SYMBOL(__stack_chk_fail); | |||
433 | 433 | ||
434 | core_param(panic, panic_timeout, int, 0644); | 434 | core_param(panic, panic_timeout, int, 0644); |
435 | core_param(pause_on_oops, pause_on_oops, int, 0644); | 435 | core_param(pause_on_oops, pause_on_oops, int, 0644); |
436 | |||
437 | static int __init oops_setup(char *s) | ||
438 | { | ||
439 | if (!s) | ||
440 | return -EINVAL; | ||
441 | if (!strcmp(s, "panic")) | ||
442 | panic_on_oops = 1; | ||
443 | return 0; | ||
444 | } | ||
445 | early_param("oops", oops_setup); | ||