diff options
| author | H. Peter Anvin <hpa@linux.intel.com> | 2012-11-20 22:21:02 -0800 |
|---|---|---|
| committer | Ben Hutchings <ben@decadent.org.uk> | 2012-12-06 11:20:31 +0000 |
| commit | d0756cbfe25e44d7ed3c26fc48717b3f246dbb26 (patch) | |
| tree | dbdca2c1d5893228dde4d602863050839cbbc399 /arch | |
| parent | dcf771d66bd7539fbd9d3ef68ba73b6a8c7c6e01 (diff) | |
x86-32: Export kernel_stack_pointer() for modules
commit cb57a2b4cff7edf2a4e32c0163200e9434807e0a upstream.
Modules, in particular oprofile (and possibly other similar tools)
need kernel_stack_pointer(), so export it using EXPORT_SYMBOL_GPL().
Cc: Yang Wei <wei.yang@windriver.com>
Cc: Robert Richter <robert.richter@amd.com>
Cc: Jun Zhang <jun.zhang@intel.com>
Link: http://lkml.kernel.org/r/20120912135059.GZ8285@erda.amd.com
Signed-off-by: H. Peter Anvin <hpa@linux.intel.com>
[bwh: Backported to 3.2: adjust context]
Signed-off-by: Ben Hutchings <ben@decadent.org.uk>
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/x86/kernel/ptrace.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/arch/x86/kernel/ptrace.c b/arch/x86/kernel/ptrace.c index 08fef04ac18..2dc41212edf 100644 --- a/arch/x86/kernel/ptrace.c +++ b/arch/x86/kernel/ptrace.c @@ -21,6 +21,7 @@ #include <linux/signal.h> #include <linux/perf_event.h> #include <linux/hw_breakpoint.h> +#include <linux/module.h> #include <asm/uaccess.h> #include <asm/pgtable.h> @@ -191,6 +192,7 @@ unsigned long kernel_stack_pointer(struct pt_regs *regs) return (unsigned long)regs; } +EXPORT_SYMBOL_GPL(kernel_stack_pointer); static unsigned long *pt_regs_access(struct pt_regs *regs, unsigned long regno) { |