[PATCH 5/9] x86/dumpstack: Add loglevel argument to show_opcodes()

[Borislav Petkov]

From: Borislav Petkov <b...@suse.de>

Will be used in the next patch.

Signed-off-by: Borislav Petkov <b...@suse.de>
---
 arch/x86/include/asm/stacktrace.h | 1 +
 arch/x86/kernel/dumpstack.c       | 6 +++---
 2 files changed, 4 insertions(+), 3 deletions(-)

diff --git a/arch/x86/include/asm/stacktrace.h 
b/arch/x86/include/asm/stacktrace.h
index 133d9425fced..0630eeb18bbc 100644
--- a/arch/x86/include/asm/stacktrace.h
+++ b/arch/x86/include/asm/stacktrace.h
@@ -111,4 +111,5 @@ static inline unsigned long caller_frame_pointer(void)
        return (unsigned long)frame;
 }
 
+void show_opcodes(u8 *rip, const char *loglvl);
 #endif /* _ASM_X86_STACKTRACE_H */
diff --git a/arch/x86/kernel/dumpstack.c b/arch/x86/kernel/dumpstack.c
index 3f781a8dddb8..82562f327a99 100644
--- a/arch/x86/kernel/dumpstack.c
+++ b/arch/x86/kernel/dumpstack.c
@@ -68,7 +68,7 @@ static void printk_stack_address(unsigned long address, int 
reliable,
        printk("%s %s%pB\n", log_lvl, reliable ? "" : "? ", (void *)address);
 }
 
-static void show_opcodes(u8 *rip)
+void show_opcodes(u8 *rip, const char *loglvl)
 {
 #define OPCODE_BUFSIZE 64
        unsigned int code_prologue = OPCODE_BUFSIZE * 2 / 3;
@@ -76,7 +76,7 @@ static void show_opcodes(u8 *rip)
        u8 *ip;
        int i;
 
-       printk(KERN_DEFAULT "Code: ");
+       printk("%sCode: ", loglvl);
 
        ip = (u8 *)rip - code_prologue;
        if (probe_kernel_read(opcodes, ip, OPCODE_BUFSIZE)) {
@@ -400,6 +400,6 @@ void show_regs(struct pt_regs *regs)
                if (regs->ip < PAGE_OFFSET)
                        pr_cont(" Bad RIP value.\n");
                else
-                       show_opcodes((u8 *)regs->ip);
+                       show_opcodes((u8 *)regs->ip, KERN_DEFAULT);
        }
 }
-- 
2.13.0