From: Abderrahmane Benbachir <abderrahmane.benbac...@polymtl.ca> Trace events have been added around the initcall functions defined in init/main.c. But console and security have their own initcalls. This adds the trace events associated for those initcall functions.
Link: http://lkml.kernel.org/r/1521765208.19745.2.ca...@polymtl.ca Cc: Ingo Molnar <mi...@redhat.com> Cc: Peter Zijlstra <pet...@infradead.org> Signed-off-by: Abderrahmane Benbachir <abderrahmane.benbac...@polymtl.ca> Signed-off-by: Steven Rostedt (VMware) <rost...@goodmis.org> --- kernel/printk/printk.c | 7 ++++++- security/security.c | 8 +++++++- 2 files changed, 13 insertions(+), 2 deletions(-) diff --git a/kernel/printk/printk.c b/kernel/printk/printk.c index f274fbef821d..cb5b35341d69 100644 --- a/kernel/printk/printk.c +++ b/kernel/printk/printk.c @@ -52,6 +52,7 @@ #include <linux/uaccess.h> #include <asm/sections.h> +#include <trace/events/initcall.h> #define CREATE_TRACE_POINTS #include <trace/events/printk.h> @@ -2781,6 +2782,7 @@ EXPORT_SYMBOL(unregister_console); */ void __init console_init(void) { + int ret; initcall_t *call; /* Setup the default TTY line discipline. */ @@ -2791,8 +2793,11 @@ void __init console_init(void) * inform about problems etc.. */ call = __con_initcall_start; + trace_initcall_level("console"); while (call < __con_initcall_end) { - (*call)(); + trace_initcall_start((*call)); + ret = (*call)(); + trace_initcall_finish((*call), ret); call++; } } diff --git a/security/security.c b/security/security.c index 1cd8526cb0b7..987afe3d464c 100644 --- a/security/security.c +++ b/security/security.c @@ -30,6 +30,8 @@ #include <linux/string.h> #include <net/flow.h> +#include <trace/events/initcall.h> + #define MAX_LSM_EVM_XATTR 2 /* Maximum number of letters for an LSM name string */ @@ -45,10 +47,14 @@ static __initdata char chosen_lsm[SECURITY_NAME_MAX + 1] = static void __init do_security_initcalls(void) { + int ret; initcall_t *call; call = __security_initcall_start; + trace_initcall_level("security"); while (call < __security_initcall_end) { - (*call) (); + trace_initcall_start((*call)); + ret = (*call) (); + trace_initcall_finish((*call), ret); call++; } } -- 2.15.1
