From 1b2f0e0b51472a3049f3949ef3358a0f47d2f3ac Mon Sep 17 00:00:00 2001 From: =?utf8?q?=E9=BB=84=E6=B6=9B?= Date: Tue, 25 Jan 2011 17:56:22 +0800 Subject: [PATCH] earlysuspend: more verbose --- kernel/power/earlysuspend.c | 12 +++++++++++- 1 file changed, 11 insertions(+), 1 deletion(-) diff --git a/kernel/power/earlysuspend.c b/kernel/power/earlysuspend.c index 84bed51dcdce..d76c496d773d 100644 --- a/kernel/power/earlysuspend.c +++ b/kernel/power/earlysuspend.c @@ -20,6 +20,7 @@ #include /* sys_sync */ #include #include +#include #include "power.h" @@ -27,7 +28,11 @@ enum { DEBUG_USER_STATE = 1U << 0, DEBUG_SUSPEND = 1U << 2, }; +#ifdef DEBUG +static int debug_mask = DEBUG_USER_STATE | DEBUG_SUSPEND; +#else static int debug_mask = DEBUG_USER_STATE; +#endif module_param_named(debug_mask, debug_mask, int, S_IRUGO | S_IWUSR | S_IWGRP); static DEFINE_MUTEX(early_suspend_lock); @@ -94,6 +99,8 @@ static void early_suspend(struct work_struct *work) if (debug_mask & DEBUG_SUSPEND) pr_info("early_suspend: call handlers\n"); list_for_each_entry(pos, &early_suspend_handlers, link) { + if (debug_mask & DEBUG_SUSPEND) + print_symbol("early_suspend: call %s\n", (unsigned long)pos->suspend); if (pos->suspend != NULL) pos->suspend(pos); } @@ -131,9 +138,12 @@ static void late_resume(struct work_struct *work) } if (debug_mask & DEBUG_SUSPEND) pr_info("late_resume: call handlers\n"); - list_for_each_entry_reverse(pos, &early_suspend_handlers, link) + list_for_each_entry_reverse(pos, &early_suspend_handlers, link) { + if (debug_mask & DEBUG_SUSPEND) + print_symbol("late_resume: call %s\n", (unsigned long)pos->resume); if (pos->resume != NULL) pos->resume(pos); + } if (debug_mask & DEBUG_SUSPEND) pr_info("late_resume: done\n"); abort: -- 2.34.1