From: Zong Li <zong.li@sifive.com>
To: paul.walmsley@sifive.com, palmer@dabbelt.com,
aou@eecs.berkeley.edu, linux-riscv@lists.infradead.org,
linux-kernel@vger.kernel.org
Cc: Zong Li <zong.li@sifive.com>
Subject: [PATCH v2 2/2] riscv: Use macro definition instead of magic number
Date: Mon, 10 Feb 2020 16:35:15 +0800 [thread overview]
Message-ID: <20200210083515.10864-3-zong.li@sifive.com> (raw)
In-Reply-To: <20200210083515.10864-1-zong.li@sifive.com>
The KERN_VIRT_START defines the start virtual address of kernel space.
Use this macro instead of magic number.
Signed-off-by: Zong Li <zong.li@sifive.com>
---
arch/riscv/include/asm/kasan.h | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/arch/riscv/include/asm/kasan.h b/arch/riscv/include/asm/kasan.h
index eee6e6588b12..b47045cb85ce 100644
--- a/arch/riscv/include/asm/kasan.h
+++ b/arch/riscv/include/asm/kasan.h
@@ -13,7 +13,7 @@
#define KASAN_SHADOW_SCALE_SHIFT 3
#define KASAN_SHADOW_SIZE (UL(1) << (38 - KASAN_SHADOW_SCALE_SHIFT))
-#define KASAN_SHADOW_START 0xffffffc000000000 /* 2^64 - 2^38 */
+#define KASAN_SHADOW_START KERN_VIRT_START /* 2^64 - 2^38 */
#define KASAN_SHADOW_END (KASAN_SHADOW_START + KASAN_SHADOW_SIZE)
#define KASAN_SHADOW_OFFSET (KASAN_SHADOW_END - (1ULL << \
--
2.25.0
prev parent reply other threads:[~2020-02-10 8:35 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-02-10 8:35 [PATCH v2 0/2] RISC-V page table dumper Zong Li
2020-02-10 8:35 ` [PATCH v2 1/2] riscv: Add support to dump the kernel page tables Zong Li
2020-03-10 5:40 ` Alex Ghiti
2020-03-10 10:02 ` Zong Li
2020-02-10 8:35 ` Zong Li [this message]
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