print_symbol() uses extra stack space to sprintf() symbol
information and then to feed that buffer to printk()
char buffer[KSYM_SYMBOL_LEN];
sprint_symbol(buffer, address);
printk(fmt, buffer);
Replace print_symbol() with a direct printk("%pS") call.
Signed-off-by: Sergey Senozhatsky <sergey.senozhatsky@xxxxxxxxx>
Cc: Guan Xuetao <gxt@xxxxxxxxxxxxxxx>
---
arch/unicore32/kernel/process.c | 5 ++---
1 file changed, 2 insertions(+), 3 deletions(-)
diff --git a/arch/unicore32/kernel/process.c b/arch/unicore32/kernel/process.c
index ddaf78ae6854..9a9d49bccc02 100644
--- a/arch/unicore32/kernel/process.c
+++ b/arch/unicore32/kernel/process.c
@@ -23,7 +23,6 @@
#include <linux/delay.h>
#include <linux/reboot.h>
#include <linux/interrupt.h>
-#include <linux/kallsyms.h>
#include <linux/init.h>
#include <linux/cpu.h>
#include <linux/elfcore.h>
@@ -139,8 +138,8 @@ void __show_regs(struct pt_regs *regs)
char buf[64];
show_regs_print_info(KERN_DEFAULT);
- print_symbol("PC is at %s\n", instruction_pointer(regs));
- print_symbol("LR is at %s\n", regs->UCreg_lr);
+ printk("PC is at %pS\n", instruction_pointer(regs));
+ printk("LR is at %pS\n", (void *)regs->UCreg_lr);
printk(KERN_DEFAULT "pc : [<%08lx>] lr : [<%08lx>] psr: %08lx\n"
"sp : %08lx ip : %08lx fp : %08lx\n",
regs->UCreg_pc, regs->UCreg_lr, regs->UCreg_asr,
--
2.15.1
--
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