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authorThomas Gleixner <tglx@linutronix.de>2012-05-05 15:05:41 +0000
committerThomas Gleixner <tglx@linutronix.de>2012-05-08 13:55:20 +0200
commit2889f60814e15dea644782597d897cdba943564f (patch)
tree0dab94d2c8136dc86241a7e85e5c881b03677c92 /include/linux/thread_info.h
parent6c0a9fa62feb7e9fdefa9720bcc03040c9b0b311 (diff)
fork: Move thread info gfp flags to header
These flags can be useful for extra allocations outside of the core code. Add __GFP_NOTRACK to them, so the archs which have kmemcheck do not have to provide extra allocators just for that reason. Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Link: http://lkml.kernel.org/r/20120505150141.428211694@linutronix.de
Diffstat (limited to 'include/linux/thread_info.h')
-rw-r--r--include/linux/thread_info.h6
1 files changed, 6 insertions, 0 deletions
diff --git a/include/linux/thread_info.h b/include/linux/thread_info.h
index 8d03f079688c..db78775eff3b 100644
--- a/include/linux/thread_info.h
+++ b/include/linux/thread_info.h
@@ -54,6 +54,12 @@ extern long do_no_restart_syscall(struct restart_block *parm);
#ifdef __KERNEL__
+#ifdef CONFIG_DEBUG_STACK_USAGE
+# define THREADINFO_GFP (GFP_KERNEL | __GFP_NOTRACK | __GFP_ZERO)
+#else
+# define THREADINFO_GFP (GFP_KERNEL | __GFP_NOTRACK)
+#endif
+
/*
* flag set/clear/test wrappers
* - pass TIF_xxxx constants to these functions