From: Wang Xuerui <wangxuerui@qiniu.com>
To: linux-mips@vger.kernel.org
Cc: Wang Xuerui <wangxuerui@qiniu.com>,
Huacai Chen <chenhc@lemote.com>,
Jiaxun Yang <jiaxun.yang@flygoat.com>,
Alex Belits <alex.belits@cavium.com>,
James Hogan <james.hogan@mips.com>,
Ralf Baechle <ralf@linux-mips.org>,
linux-mips@linux-mips.org
Subject: [PATCH 1/4] MIPS: simplify definition of TASK_SIZE64
Date: Sun, 24 Feb 2019 15:13:52 +0800 [thread overview]
Message-ID: <20190224071355.14488-2-wangxuerui@qiniu.com> (raw)
In-Reply-To: <20190224071355.14488-1-wangxuerui@qiniu.com>
There is a "min" macro in linux/kernel.h, so use it.
Signed-off-by: Wang Xuerui <wangxuerui@qiniu.com>
Cc: Huacai Chen <chenhc@lemote.com>
Cc: Jiaxun Yang <jiaxun.yang@flygoat.com>
Cc: Alex Belits <alex.belits@cavium.com>
Cc: James Hogan <james.hogan@mips.com>
Cc: Ralf Baechle <ralf@linux-mips.org>
Cc: linux-mips@linux-mips.org
---
arch/mips/include/asm/processor.h | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/arch/mips/include/asm/processor.h b/arch/mips/include/asm/processor.h
index aca909bd7841..c50cba85d145 100644
--- a/arch/mips/include/asm/processor.h
+++ b/arch/mips/include/asm/processor.h
@@ -13,6 +13,7 @@
#include <linux/atomic.h>
#include <linux/cpumask.h>
+#include <linux/kernel.h>
#include <linux/sizes.h>
#include <linux/threads.h>
@@ -62,7 +63,7 @@ extern unsigned int vced_count, vcei_count;
*/
#define TASK_SIZE32 0x7fff8000UL
#ifdef CONFIG_MIPS_VA_BITS_48
-#define TASK_SIZE64 (0x1UL << ((cpu_data[0].vmbits>48)?48:cpu_data[0].vmbits))
+#define TASK_SIZE64 (0x1UL << min(cpu_data[0].vmbits, 48))
#else
#define TASK_SIZE64 0x10000000000UL
#endif
--
2.16.1
next prev parent reply other threads:[~2019-02-24 7:15 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-02-24 7:13 [PATCH 0/4] MIPS: support 47-bit userland VM space Wang Xuerui
2019-02-24 7:13 ` Wang Xuerui [this message]
2019-02-24 7:13 ` [PATCH 2/4] MIPS: refactor virtual address size selection Wang Xuerui
2019-02-25 21:22 ` Paul Burton
2019-02-24 7:13 ` [PATCH 3/4] MIPS: define virtual address size in Kconfig Wang Xuerui
2019-02-24 7:13 ` [PATCH 4/4] MIPS: support 47-bit userland VM space Wang Xuerui
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