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| author | Arjan van de Ven <arjan@linux.intel.com> | 2008-08-15 15:29:38 -0700 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2008-09-10 09:08:53 +0200 |
| commit | ab7476cf76e560f0efda2a631a70aabe93009025 (patch) | |
| tree | d4e843760774d7099692950a6ac49ccdbc8b0d55 /include/linux/kernel.h | |
| parent | fb822db465bd9fd4208eef1af4490539b236c54e (diff) | |
| download | lwn-ab7476cf76e560f0efda2a631a70aabe93009025.tar.gz lwn-ab7476cf76e560f0efda2a631a70aabe93009025.zip | |
debug: add notifier chain debugging, v2
- unbreak ia64 (and powerpc) where function pointers dont
point at code but at data (reported by Tony Luck)
[ mingo@elte.hu: various cleanups ]
Signed-off-by: Arjan van de Ven <arjan@linux.intel.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'include/linux/kernel.h')
| -rw-r--r-- | include/linux/kernel.h | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/include/linux/kernel.h b/include/linux/kernel.h index 2651f805ba6d..4e1366b552ae 100644 --- a/include/linux/kernel.h +++ b/include/linux/kernel.h @@ -187,6 +187,9 @@ extern unsigned long long memparse(char *ptr, char **retptr); extern int core_kernel_text(unsigned long addr); extern int __kernel_text_address(unsigned long addr); extern int kernel_text_address(unsigned long addr); +extern int func_ptr_is_kernel_text(void *ptr); +extern void *dereference_function_descriptor(void *ptr); + struct pid; extern struct pid *session_of_pgrp(struct pid *pgrp); |