From 2c3c1048746a4622d8c89a29670120dc8fab93c4 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sun, 7 Apr 2024 20:49:45 +0200 Subject: Adding upstream version 6.1.76. Signed-off-by: Daniel Baumann --- arch/ia64/include/asm/cache.h | 30 ++++++++++++++++++++++++++++++ 1 file changed, 30 insertions(+) create mode 100644 arch/ia64/include/asm/cache.h (limited to 'arch/ia64/include/asm/cache.h') diff --git a/arch/ia64/include/asm/cache.h b/arch/ia64/include/asm/cache.h new file mode 100644 index 000000000..2f1c70647 --- /dev/null +++ b/arch/ia64/include/asm/cache.h @@ -0,0 +1,30 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +#ifndef _ASM_IA64_CACHE_H +#define _ASM_IA64_CACHE_H + + +/* + * Copyright (C) 1998-2000 Hewlett-Packard Co + * David Mosberger-Tang + */ + +/* Bytes per L1 (data) cache line. */ +#define L1_CACHE_SHIFT CONFIG_IA64_L1_CACHE_SHIFT +#define L1_CACHE_BYTES (1 << L1_CACHE_SHIFT) + +#ifdef CONFIG_SMP +# define SMP_CACHE_SHIFT L1_CACHE_SHIFT +# define SMP_CACHE_BYTES L1_CACHE_BYTES +#else + /* + * The "aligned" directive can only _increase_ alignment, so this is + * safe and provides an easy way to avoid wasting space on a + * uni-processor: + */ +# define SMP_CACHE_SHIFT 3 +# define SMP_CACHE_BYTES (1 << 3) +#endif + +#define __read_mostly __section(".data..read_mostly") + +#endif /* _ASM_IA64_CACHE_H */ -- cgit v1.2.3