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authorH. Peter Anvin <hpa@linux.intel.com>2012-11-20 22:21:02 -0800
committerH. Peter Anvin <hpa@linux.intel.com>2012-11-20 22:23:23 -0800
commitcb57a2b4cff7edf2a4e32c0163200e9434807e0a (patch)
tree351fac5530024713d7be105a111a6390f0bde017 /arch/x86
parent1022623842cb72ee4d0dbf02f6937f38c92c3f41 (diff)
x86-32: Export kernel_stack_pointer() for modules
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> Cc: <stable@vger.kernel.org> Link: http://lkml.kernel.org/r/20120912135059.GZ8285@erda.amd.com Signed-off-by: H. Peter Anvin <hpa@linux.intel.com>
Diffstat (limited to 'arch/x86')
-rw-r--r--arch/x86/kernel/ptrace.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/arch/x86/kernel/ptrace.c b/arch/x86/kernel/ptrace.c
index 2484e331a64d..5e0596b0632e 100644
--- a/arch/x86/kernel/ptrace.c
+++ b/arch/x86/kernel/ptrace.c
@@ -22,6 +22,7 @@
#include <linux/perf_event.h>
#include <linux/hw_breakpoint.h>
#include <linux/rcupdate.h>
+#include <linux/module.h>
#include <asm/uaccess.h>
#include <asm/pgtable.h>
@@ -193,6 +194,7 @@ 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)
{