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From: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
To: Andy Shevchenko <andriy.shevchenko@linux.intel.com>,
	Jonathan Cameron <Jonathan.Cameron@huawei.com>,
	Lorenzo Bianconi <lorenzo@kernel.org>,
	Philipp Jungkamp <p.jungkamp@gmx.net>,
	Peter Zijlstra <peterz@infradead.org>,
	linux-input@vger.kernel.org, linux-iio@vger.kernel.org,
	linux-kernel@vger.kernel.org
Cc: Jiri Kosina <jikos@kernel.org>,
	Jonathan Cameron <jic23@kernel.org>,
	Srinivas Pandruvada <srinivas.pandruvada@linux.intel.com>,
	Lars-Peter Clausen <lars@metafoo.de>
Subject: [PATCH v1 1/3] types: Complement the aligned types with signed 64-bit one
Date: Tue, 15 Aug 2023 18:40:25 +0300	[thread overview]
Message-ID: <20230815154027.12468-1-andriy.shevchenko@linux.intel.com> (raw)

Some user may want to use aligned signed 64-bit type.
Provide it for them.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
---
 include/linux/types.h      | 3 ++-
 include/uapi/linux/types.h | 1 +
 2 files changed, 3 insertions(+), 1 deletion(-)

diff --git a/include/linux/types.h b/include/linux/types.h
index 253168bb3fe1..78d87c751ff5 100644
--- a/include/linux/types.h
+++ b/include/linux/types.h
@@ -115,8 +115,9 @@ typedef u64			u_int64_t;
 typedef s64			int64_t;
 #endif
 
-/* this is a special 64bit data type that is 8-byte aligned */
+/* These are the special 64-bit data types that are 8-byte aligned */
 #define aligned_u64		__aligned_u64
+#define aligned_s64		__aligned_s64
 #define aligned_be64		__aligned_be64
 #define aligned_le64		__aligned_le64
 
diff --git a/include/uapi/linux/types.h b/include/uapi/linux/types.h
index 6375a0684052..48b933938877 100644
--- a/include/uapi/linux/types.h
+++ b/include/uapi/linux/types.h
@@ -53,6 +53,7 @@ typedef __u32 __bitwise __wsum;
  * No conversions are necessary between 32-bit user-space and a 64-bit kernel.
  */
 #define __aligned_u64 __u64 __attribute__((aligned(8)))
+#define __aligned_s64 __s64 __attribute__((aligned(8)))
 #define __aligned_be64 __be64 __attribute__((aligned(8)))
 #define __aligned_le64 __le64 __attribute__((aligned(8)))
 
-- 
2.40.0.1.gaa8946217a0b


             reply	other threads:[~2023-08-15 15:42 UTC|newest]

Thread overview: 9+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-08-15 15:40 Andy Shevchenko [this message]
2023-08-15 15:40 ` [PATCH v1 2/3] iio: imu: st_lsm6dsx: Use aligned data type for timestamp Andy Shevchenko
2023-08-28 16:03   ` Jonathan Cameron
2023-08-29 13:18     ` Andy Shevchenko
2023-08-15 15:40 ` [PATCH v1 3/3] iio: hid-sensor: " Andy Shevchenko
2023-08-28 16:09   ` Jonathan Cameron
2023-08-29 13:22     ` Andy Shevchenko
2023-08-28 16:10 ` [PATCH v1 1/3] types: Complement the aligned types with signed 64-bit one Jonathan Cameron
2023-08-29 13:22   ` Andy Shevchenko

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