xiaomi-sm8450/android_kernel_xiaomi_sm8450
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

tracing/fastboot: only trace non-module initcalls

Browse Source 
At this time, only built-in initcalls interest us.
We can't really produce a relevant graph if we include
the modules initcall too.

I had good results after this patch (see svg in attachment).

Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
This commit is contained in:
Frederic Weisbecker
2008-10-03 15:39:21 +02:00
committed by Ingo Molnar
parent 6450c1d321
commit 097d036a2f
3 changed files with 11 additions and 3 deletions
Download Patch File Download Diff File Expand all files Collapse all files

2
include/linux/ftrace.h
View File

@@ -225,9 +225,11 @@ struct boot_trace {
#ifdef CONFIG_BOOT_TRACER
extern void trace_boot(struct boot_trace *it, initcall_t fn);
extern void start_boot_trace(void);
extern void stop_boot_trace(void);
#else
static inline void trace_boot(struct boot_trace *it, initcall_t fn) { }
static inline void start_boot_trace(void) { }
static inline void stop_boot_trace(void) { }
#endif