5.15-stable review patch. If anyone has any objections, please let me know.
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From: Alejandro Colomar alx@kernel.org
[ Upstream commit 3cd39bc3b11b8d34b7d7c961a35fdfd18b0ebf75 ]
Touching files so used for the kernel, forces 'make' to recompile most of the kernel.
Having those definitions in more granular files helps avoid recompiling so much of the kernel.
Signed-off-by: Alejandro Colomar alx@kernel.org Reviewed-by: Giovanni Cabiddu giovanni.cabiddu@intel.com Reviewed-by: Andy Shevchenko andy.shevchenko@gmail.com Link: https://lore.kernel.org/r/20230817143352.132583-2-lucas.segarra.fernandez@in... [andy: reduced to cover only string.h for now] Signed-off-by: Andy Shevchenko andriy.shevchenko@linux.intel.com Stable-dep-of: 896f1a2493b5 ("net: qlogic/qede: fix potential out-of-bounds read in qede_tpa_cont() and qede_tpa_end()") Signed-off-by: Sasha Levin sashal@kernel.org --- include/linux/array_size.h | 13 +++++++++++++ include/linux/kernel.h | 7 +------ include/linux/string.h | 1 + 3 files changed, 15 insertions(+), 6 deletions(-) create mode 100644 include/linux/array_size.h
diff --git a/include/linux/array_size.h b/include/linux/array_size.h new file mode 100644 index 0000000000000..06d7d83196ca3 --- /dev/null +++ b/include/linux/array_size.h @@ -0,0 +1,13 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +#ifndef _LINUX_ARRAY_SIZE_H +#define _LINUX_ARRAY_SIZE_H + +#include <linux/compiler.h> + +/** + * ARRAY_SIZE - get the number of elements in array @arr + * @arr: array to be sized + */ +#define ARRAY_SIZE(arr) (sizeof(arr) / sizeof((arr)[0]) + __must_be_array(arr)) + +#endif /* _LINUX_ARRAY_SIZE_H */ diff --git a/include/linux/kernel.h b/include/linux/kernel.h index f56cd8879a594..5717a0965bd6c 100644 --- a/include/linux/kernel.h +++ b/include/linux/kernel.h @@ -4,6 +4,7 @@
#include <linux/stdarg.h> #include <linux/align.h> +#include <linux/array_size.h> #include <linux/limits.h> #include <linux/linkage.h> #include <linux/stddef.h> @@ -37,12 +38,6 @@ #define READ 0 #define WRITE 1
-/** - * ARRAY_SIZE - get the number of elements in array @arr - * @arr: array to be sized - */ -#define ARRAY_SIZE(arr) (sizeof(arr) / sizeof((arr)[0]) + __must_be_array(arr)) - #define PTR_IF(cond, ptr) ((cond) ? (ptr) : NULL)
#define u64_to_user_ptr(x) ( \ diff --git a/include/linux/string.h b/include/linux/string.h index 3b9f5abe5ee83..bf368130bc42b 100644 --- a/include/linux/string.h +++ b/include/linux/string.h @@ -2,6 +2,7 @@ #ifndef _LINUX_STRING_H_ #define _LINUX_STRING_H_
+#include <linux/array_size.h> #include <linux/compiler.h> /* for inline */ #include <linux/types.h> /* for size_t */ #include <linux/stddef.h> /* for NULL */