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authorMaxime Ripard <mripard@kernel.org>2023-07-11 10:23:20 +0300
committerMaxime Ripard <mripard@kernel.org>2023-07-11 10:23:20 +0300
commit2f98e686ef59b5d19af5847d755798e2031bee3a (patch)
tree7b47919242853d088decf898ca79d6cda0d49381 /include/linux/compiler_attributes.h
parenta2848d08742c8e8494675892c02c0d22acbe3cf8 (diff)
parent06c2afb862f9da8dc5efa4b6076a0e48c3fbaaa5 (diff)
downloadlinux-2f98e686ef59b5d19af5847d755798e2031bee3a.tar.xz
Merge v6.5-rc1 into drm-misc-fixes
Boris needs 6.5-rc1 in drm-misc-fixes to prevent a conflict. Signed-off-by: Maxime Ripard <mripard@kernel.org>
Diffstat (limited to 'include/linux/compiler_attributes.h')
-rw-r--r--include/linux/compiler_attributes.h31
1 files changed, 31 insertions, 0 deletions
diff --git a/include/linux/compiler_attributes.h b/include/linux/compiler_attributes.h
index e659cb6fded3..00efa35c350f 100644
--- a/include/linux/compiler_attributes.h
+++ b/include/linux/compiler_attributes.h
@@ -70,6 +70,12 @@
#define __assume_aligned(a, ...) __attribute__((__assume_aligned__(a, ## __VA_ARGS__)))
/*
+ * gcc: https://gcc.gnu.org/onlinedocs/gcc/Common-Variable-Attributes.html#index-cleanup-variable-attribute
+ * clang: https://clang.llvm.org/docs/AttributeReference.html#cleanup
+ */
+#define __cleanup(func) __attribute__((__cleanup__(func)))
+
+/*
* Note the long name.
*
* gcc: https://gcc.gnu.org/onlinedocs/gcc/Common-Function-Attributes.html#index-const-function-attribute
@@ -124,6 +130,19 @@
#endif
/*
+ * Optional: only supported since gcc >= 14
+ * Optional: only supported since clang >= 17
+ *
+ * gcc: https://gcc.gnu.org/bugzilla/show_bug.cgi?id=108896
+ * clang: https://reviews.llvm.org/D148381
+ */
+#if __has_attribute(__element_count__)
+# define __counted_by(member) __attribute__((__element_count__(#member)))
+#else
+# define __counted_by(member)
+#endif
+
+/*
* Optional: only supported since clang >= 14.0
*
* gcc: https://gcc.gnu.org/onlinedocs/gcc/Common-Function-Attributes.html#index-error-function-attribute
@@ -256,6 +275,18 @@
#define __noreturn __attribute__((__noreturn__))
/*
+ * Optional: only supported since GCC >= 11.1, clang >= 7.0.
+ *
+ * gcc: https://gcc.gnu.org/onlinedocs/gcc/Common-Function-Attributes.html#index-no_005fstack_005fprotector-function-attribute
+ * clang: https://clang.llvm.org/docs/AttributeReference.html#no-stack-protector-safebuffers
+ */
+#if __has_attribute(__no_stack_protector__)
+# define __no_stack_protector __attribute__((__no_stack_protector__))
+#else
+# define __no_stack_protector
+#endif
+
+/*
* Optional: not supported by gcc.
*
* clang: https://clang.llvm.org/docs/AttributeReference.html#overloadable