linux-kernel - [PATCH] riscv: mm: Remove va_kernel_xip_pa

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [thread-next>] [day] [month] [year] [list]

Message-ID: <20210603205237.645607ca@xhacker>
Date:   Thu, 3 Jun 2021 20:52:37 +0800
From:   Jisheng Zhang <jszhang3@...l.ustc.edu.cn>
To:     Paul Walmsley <paul.walmsley@...ive.com>,
        Palmer Dabbelt <palmer@...belt.com>,
        Albert Ou <aou@...s.berkeley.edu>
Cc:     Alexandre Ghiti <alex@...ti.fr>,
        Vitaly Wool <vitaly.wool@...sulko.com>,
        linux-riscv@...ts.infradead.org, linux-kernel@...r.kernel.org
Subject: [PATCH] riscv: mm: Remove va_kernel_xip_pa_offset symbol from !XIP
 case

The va_kernel_xip_pa_offset is only accessed for XIP case, so make it
only available for XIP.

Signed-off-by: Jisheng Zhang <jszhang@...nel.org>
---
 arch/riscv/mm/init.c | 2 --
 1 file changed, 2 deletions(-)

diff --git a/arch/riscv/mm/init.c b/arch/riscv/mm/init.c
index ae32f78207f0..ca2826778989 100644
--- a/arch/riscv/mm/init.c
+++ b/arch/riscv/mm/init.c
@@ -194,10 +194,8 @@ EXPORT_SYMBOL(va_kernel_pa_offset);
 #endif
 #ifdef CONFIG_XIP_KERNEL
 #define va_kernel_pa_offset    (*((unsigned long *)XIP_FIXUP(&va_kernel_pa_offset)))
-#endif
 unsigned long va_kernel_xip_pa_offset __ro_after_init;
 EXPORT_SYMBOL(va_kernel_xip_pa_offset);
-#ifdef CONFIG_XIP_KERNEL
 #define va_kernel_xip_pa_offset        (*((unsigned long *)XIP_FIXUP(&va_kernel_xip_pa_offset)))
 #endif
 unsigned long pfn_base __ro_after_init;
-- 
2.31.0