From: Jisheng Zhang <jszhang3@mail.ustc.edu.cn>
To: Paul Walmsley <paul.walmsley@sifive.com>,
Palmer Dabbelt <palmer@dabbelt.com>,
Albert Ou <aou@eecs.berkeley.edu>
Cc: linux-riscv@lists.infradead.org, linux-kernel@vger.kernel.org
Subject: [PATCH v2 1/2] riscv: Enable BUILDTIME_TABLE_SORT
Date: Thu, 26 Aug 2021 22:10:29 +0800 [thread overview]
Message-ID: <20210826221029.39a77a02@xhacker> (raw)
In-Reply-To: <20210826220952.77a68a9e@xhacker>
From: Jisheng Zhang <jszhang@kernel.org>
Enable BUILDTIME_TABLE_SORT to sort the exception table at build time
rather than during boot.
Signed-off-by: Jisheng Zhang <jszhang@kernel.org>
---
arch/riscv/Kconfig | 1 +
scripts/sorttable.c | 1 +
2 files changed, 2 insertions(+)
diff --git a/arch/riscv/Kconfig b/arch/riscv/Kconfig
index 80a7aa9f74de..570689d3889b 100644
--- a/arch/riscv/Kconfig
+++ b/arch/riscv/Kconfig
@@ -40,6 +40,7 @@ config RISCV
select ARCH_WANT_FRAME_POINTERS
select ARCH_WANT_HUGE_PMD_SHARE if 64BIT
select BINFMT_FLAT_NO_DATA_START_OFFSET if !MMU
+ select BUILDTIME_TABLE_SORT if MMU
select CLONE_BACKWARDS
select CLINT_TIMER if !MMU
select COMMON_CLK
diff --git a/scripts/sorttable.c b/scripts/sorttable.c
index 0ef3abfc4a51..f355869c65cd 100644
--- a/scripts/sorttable.c
+++ b/scripts/sorttable.c
@@ -349,6 +349,7 @@ static int do_file(char const *const fname, void *addr)
case EM_ARM:
case EM_MICROBLAZE:
case EM_MIPS:
+ case EM_RISCV:
case EM_XTENSA:
break;
default:
--
2.32.0
next prev parent reply other threads:[~2021-08-26 14:17 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-08-26 14:09 [PATCH v2 0/2] riscv: improve __ex_table section handling Jisheng Zhang
2021-08-26 14:10 ` Jisheng Zhang [this message]
2021-08-26 14:11 ` [PATCH v2 2/2] riscv: Move EXCEPTION_TABLE to RO_DATA segment Jisheng Zhang
2021-09-11 7:10 ` [PATCH v2 0/2] riscv: improve __ex_table section handling Palmer Dabbelt
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