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authorLen Brown <len.brown@intel.com>2011-01-12 18:06:06 -0500
committerLen Brown <len.brown@intel.com>2011-01-12 18:06:06 -0500
commit56dbed129df3fdd4caf9018b6e7599ee258a5420 (patch)
treeb902491aef3a99efe0d9d49edd0f6e414dba654f /arch/x86/kernel/dumpstack.c
parent2a2d31c8dc6f1ebcf5eab1d93a0cb0fb4ed57c7c (diff)
parentf878133bf022717b880d0e0995b8f91436fd605c (diff)
Merge branch 'linus' into idle-test
Diffstat (limited to 'arch/x86/kernel/dumpstack.c')
-rw-r--r--arch/x86/kernel/dumpstack.c18
1 files changed, 6 insertions, 12 deletions
diff --git a/arch/x86/kernel/dumpstack.c b/arch/x86/kernel/dumpstack.c
index 6e8752c1bd52..d6fb146c0d8b 100644
--- a/arch/x86/kernel/dumpstack.c
+++ b/arch/x86/kernel/dumpstack.c
@@ -175,21 +175,21 @@ static const struct stacktrace_ops print_trace_ops = {
175 175
176void 176void
177show_trace_log_lvl(struct task_struct *task, struct pt_regs *regs, 177show_trace_log_lvl(struct task_struct *task, struct pt_regs *regs,
178 unsigned long *stack, unsigned long bp, char *log_lvl) 178 unsigned long *stack, char *log_lvl)
179{ 179{
180 printk("%sCall Trace:\n", log_lvl); 180 printk("%sCall Trace:\n", log_lvl);
181 dump_trace(task, regs, stack, bp, &print_trace_ops, log_lvl); 181 dump_trace(task, regs, stack, &print_trace_ops, log_lvl);
182} 182}
183 183
184void show_trace(struct task_struct *task, struct pt_regs *regs, 184void show_trace(struct task_struct *task, struct pt_regs *regs,
185 unsigned long *stack, unsigned long bp) 185 unsigned long *stack)
186{ 186{
187 show_trace_log_lvl(task, regs, stack, bp, ""); 187 show_trace_log_lvl(task, regs, stack, "");
188} 188}
189 189
190void show_stack(struct task_struct *task, unsigned long *sp) 190void show_stack(struct task_struct *task, unsigned long *sp)
191{ 191{
192 show_stack_log_lvl(task, NULL, sp, 0, ""); 192 show_stack_log_lvl(task, NULL, sp, "");
193} 193}
194 194
195/* 195/*
@@ -197,20 +197,14 @@ void show_stack(struct task_struct *task, unsigned long *sp)
197 */ 197 */
198void dump_stack(void) 198void dump_stack(void)
199{ 199{
200 unsigned long bp = 0;
201 unsigned long stack; 200 unsigned long stack;
202 201
203#ifdef CONFIG_FRAME_POINTER
204 if (!bp)
205 get_bp(bp);
206#endif
207
208 printk("Pid: %d, comm: %.20s %s %s %.*s\n", 202 printk("Pid: %d, comm: %.20s %s %s %.*s\n",
209 current->pid, current->comm, print_tainted(), 203 current->pid, current->comm, print_tainted(),
210 init_utsname()->release, 204 init_utsname()->release,
211 (int)strcspn(init_utsname()->version, " "), 205 (int)strcspn(init_utsname()->version, " "),
212 init_utsname()->version); 206 init_utsname()->version);
213 show_trace(NULL, NULL, &stack, bp); 207 show_trace(NULL, NULL, &stack);
214} 208}
215EXPORT_SYMBOL(dump_stack); 209EXPORT_SYMBOL(dump_stack);
216 210