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-rw-r--r--include/linux/compiler.h6
-rw-r--r--lib/Kconfig.debug8
2 files changed, 14 insertions, 0 deletions
diff --git a/include/linux/compiler.h b/include/linux/compiler.h
index c811c8b979a..c68b67b86ef 100644
--- a/include/linux/compiler.h
+++ b/include/linux/compiler.h
@@ -101,6 +101,12 @@ extern void __chk_io_ptr(const volatile void __iomem *);
#undef __must_check
#define __must_check
#endif
+#ifndef CONFIG_ENABLE_WARN_DEPRECATED
+#undef __deprecated
+#undef __deprecated_for_modules
+#define __deprecated
+#define __deprecated_for_modules
+#endif
/*
* Allow us to avoid 'defined but not used' warnings on functions and data,
diff --git a/lib/Kconfig.debug b/lib/Kconfig.debug
index 1faa5087dc8..1e5f207b907 100644
--- a/lib/Kconfig.debug
+++ b/lib/Kconfig.debug
@@ -9,6 +9,14 @@ config PRINTK_TIME
operations. This is useful for identifying long delays
in kernel startup.
+config ENABLE_WARN_DEPRECATED
+ bool "Enable __deprecated logic"
+ default y
+ help
+ Enable the __deprecated logic in the kernel build.
+ Disable this to suppress the "warning: 'foo' is deprecated
+ (declared at kernel/power/somefile.c:1234)" messages.
+
config ENABLE_MUST_CHECK
bool "Enable __must_check logic"
default y