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authorJisheng Zhang <jszhang@kernel.org>2021-08-26 22:11:18 +0800
committerPalmer Dabbelt <palmerdabbelt@google.com>2021-09-10 23:59:48 -0700
commit6f55ab36bef505b449723300a5a445ddc76a94d7 (patch)
treebf46ad2b00a9e6dbcf1ccafb56fdccdb66def2ec
parent54fed35fd3939398be292e4090b0b1c5ff2238b4 (diff)
riscv: Move EXCEPTION_TABLE to RO_DATA segment
_ex_table section is read-only, so move it to RO_DATA. Signed-off-by: Jisheng Zhang <jszhang@kernel.org> Signed-off-by: Palmer Dabbelt <palmerdabbelt@google.com>
-rw-r--r--arch/riscv/kernel/vmlinux-xip.lds.S1
-rw-r--r--arch/riscv/kernel/vmlinux.lds.S4
2 files changed, 2 insertions, 3 deletions
diff --git a/arch/riscv/kernel/vmlinux-xip.lds.S b/arch/riscv/kernel/vmlinux-xip.lds.S
index af776555ded9..9c9f35091ef0 100644
--- a/arch/riscv/kernel/vmlinux-xip.lds.S
+++ b/arch/riscv/kernel/vmlinux-xip.lds.S
@@ -121,7 +121,6 @@ SECTIONS
}
BSS_SECTION(PAGE_SIZE, PAGE_SIZE, 0)
- EXCEPTION_TABLE(0x10)
.rel.dyn : AT(ADDR(.rel.dyn) - LOAD_OFFSET) {
*(.rel.dyn*)
diff --git a/arch/riscv/kernel/vmlinux.lds.S b/arch/riscv/kernel/vmlinux.lds.S
index 502d0826ecb1..5104f3a871e3 100644
--- a/arch/riscv/kernel/vmlinux.lds.S
+++ b/arch/riscv/kernel/vmlinux.lds.S
@@ -4,6 +4,8 @@
* Copyright (C) 2017 SiFive
*/
+#define RO_EXCEPTION_TABLE_ALIGN 16
+
#ifdef CONFIG_XIP_KERNEL
#include "vmlinux-xip.lds.S"
#else
@@ -112,8 +114,6 @@ SECTIONS
*(.srodata*)
}
- EXCEPTION_TABLE(0x10)
-
. = ALIGN(SECTION_ALIGN);
_data = .;