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authorGreg Kroah-Hartman <gregkh@linuxfoundation.org>2022-09-05 07:59:28 +0200
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2022-09-05 07:59:28 +0200
commit35f2e3c267f07a42bc1bf08081e963b3a33e6d7c (patch)
treecab274350db930656d6ea9a0c9989f210acf4722 /include/linux/compiler.h
parente4cdd25cafac3f61c74c146db5de7a5c9bd7b6d0 (diff)
parent7e18e42e4b280c85b76967a9106a13ca61c16179 (diff)
Merge 6.0-rc4 into tty-next
We need the tty/serial fixes in here as well. Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'include/linux/compiler.h')
-rw-r--r--include/linux/compiler.h6
1 files changed, 6 insertions, 0 deletions
diff --git a/include/linux/compiler.h b/include/linux/compiler.h
index 01ce94b58b42..7713d7bcdaea 100644
--- a/include/linux/compiler.h
+++ b/include/linux/compiler.h
@@ -240,6 +240,12 @@ static inline void *offset_to_ptr(const int *off)
#define __must_be_array(a) BUILD_BUG_ON_ZERO(__same_type((a), &(a)[0]))
/*
+ * Whether 'type' is a signed type or an unsigned type. Supports scalar types,
+ * bool and also pointer types.
+ */
+#define is_signed_type(type) (((type)(-1)) < (__force type)1)
+
+/*
* This is needed in functions which generate the stack canary, see
* arch/x86/kernel/smpboot.c::start_secondary() for an example.
*/