Messages in this thread Patch in this message | | | Date | Tue, 20 Nov 2012 23:35:40 -0800 | From | "tip-bot for H. Peter Anvin" <> | Subject | [tip:x86/urgent] x86-32: Export kernel_stack_pointer() for modules |
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Commit-ID: cb57a2b4cff7edf2a4e32c0163200e9434807e0a Gitweb: http://git.kernel.org/tip/cb57a2b4cff7edf2a4e32c0163200e9434807e0a Author: H. Peter Anvin <hpa@linux.intel.com> AuthorDate: Tue, 20 Nov 2012 22:21:02 -0800 Committer: H. Peter Anvin <hpa@linux.intel.com> CommitDate: Tue, 20 Nov 2012 22:23:23 -0800
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> --- arch/x86/kernel/ptrace.c | 2 ++ 1 file changed, 2 insertions(+)
diff --git a/arch/x86/kernel/ptrace.c b/arch/x86/kernel/ptrace.c index 2484e33..5e0596b 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) {
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