linux-kernel - [tip: x86/urgent] x86/acrn: Remove redundant chars from ACRN signature

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Message-ID: <159673380822.3192.4360040781044102948.tip-bot2@tip-bot2>
Date:   Thu, 06 Aug 2020 17:10:08 -0000
From:   "tip-bot2 for Shuo Liu" <tip-bot2@...utronix.de>
To:     linux-tip-commits@...r.kernel.org
Cc:     Shuo Liu <shuo.a.liu@...el.com>, Ingo Molnar <mingo@...nel.org>,
        Reinette Chatre <reinette.chatre@...el.com>,
        x86 <x86@...nel.org>, LKML <linux-kernel@...r.kernel.org>
Subject: [tip: x86/urgent] x86/acrn: Remove redundant chars from ACRN signature

The following commit has been merged into the x86/urgent branch of tip:

Commit-ID:     d60ed6f07c9c8ed2cbdacea7ab9597ad81454545
Gitweb:        https://git.kernel.org/tip/d60ed6f07c9c8ed2cbdacea7ab9597ad81454545
Author:        Shuo Liu <shuo.a.liu@...el.com>
AuthorDate:    Thu, 06 Aug 2020 19:41:11 +08:00
Committer:     Ingo Molnar <mingo@...nel.org>
CommitterDate: Thu, 06 Aug 2020 15:20:17 +02:00

x86/acrn: Remove redundant chars from ACRN signature

hypervisor_cpuid_base() only handles 12 chars of the hypervisor
signature string but is provided with 14 chars.

Remove the redundancy. Additionally, replace the user space uint32_t
with preferred kernel type u32.

Signed-off-by: Shuo Liu <shuo.a.liu@...el.com>
Signed-off-by: Ingo Molnar <mingo@...nel.org>
Reviewed-by: Reinette Chatre <reinette.chatre@...el.com>
Link: https://lore.kernel.org/r/20200806114111.9448-1-shuo.a.liu@intel.com
---
 arch/x86/kernel/cpu/acrn.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/arch/x86/kernel/cpu/acrn.c b/arch/x86/kernel/cpu/acrn.c
index 3b08cdf..0b2c039 100644
--- a/arch/x86/kernel/cpu/acrn.c
+++ b/arch/x86/kernel/cpu/acrn.c
@@ -17,9 +17,9 @@
 #include <asm/idtentry.h>
 #include <asm/irq_regs.h>
 
-static uint32_t __init acrn_detect(void)
+static u32 __init acrn_detect(void)
 {
-	return hypervisor_cpuid_base("ACRNACRNACRN\0\0", 0);
+	return hypervisor_cpuid_base("ACRNACRNACRN", 0);
 }
 
 static void __init acrn_init_platform(void)