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authorKent Overstreet <kent.overstreet@gmail.com>2018-12-27 11:08:31 -0500
committerKent Overstreet <kent.overstreet@gmail.com>2022-04-17 15:18:36 -0400
commitce16076ae2aa9661915c0c44f822ed5a6178b8ee (patch)
tree3876aed22995d994536913047c2e9fa479b3e324
parentf443e374ae131c168a065ea1748feac6b2e76613 (diff)
Compiler Attributes: add __flatten
Prep work for bcachefs Signed-off-by: Kent Overstreet <kent.overstreet@gmail.com>
-rw-r--r--include/linux/compiler_attributes.h5
1 files changed, 5 insertions, 0 deletions
diff --git a/include/linux/compiler_attributes.h b/include/linux/compiler_attributes.h
index 37e260020221..6a22668fa94a 100644
--- a/include/linux/compiler_attributes.h
+++ b/include/linux/compiler_attributes.h
@@ -332,4 +332,9 @@
*/
#define __weak __attribute__((__weak__))
+/*
+ * gcc: https://gcc.gnu.org/onlinedocs/gcc/Common-Function-Attributes.html#index-flatten-function-attribute
+ */
+#define __flatten __attribute__((flatten))
+
#endif /* __LINUX_COMPILER_ATTRIBUTES_H */