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From: Saurabh Sengar <ssengar@linux.microsoft.com>
To: stable@vger.kernel.org
Cc: ssengar@linux.microsoft.com
Subject: [PATCH] x86/hyperv/vtl: Add noop for realmode pointers
Date: Sat,  6 May 2023 07:08:54 -0700	[thread overview]
Message-ID: <1683382134-26152-1-git-send-email-ssengar@linux.microsoft.com> (raw)

Assign the realmode pointers to noop, instead of NULL which fixes
panic.

Signed-off-by: Saurabh Sengar <ssengar@linux.microsoft.com>
---
 arch/x86/hyperv/hv_vtl.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/arch/x86/hyperv/hv_vtl.c b/arch/x86/hyperv/hv_vtl.c
index 1ba5d3b99b16..85d38b9f3586 100644
--- a/arch/x86/hyperv/hv_vtl.c
+++ b/arch/x86/hyperv/hv_vtl.c
@@ -20,6 +20,8 @@ void __init hv_vtl_init_platform(void)
 {
 	pr_info("Linux runs in Hyper-V Virtual Trust Level\n");
 
+	x86_platform.realmode_reserve = x86_init_noop;
+	x86_platform.realmode_init = x86_init_noop;
 	x86_init.irqs.pre_vector_init = x86_init_noop;
 	x86_init.timers.timer_init = x86_init_noop;
 
-- 
2.34.1


             reply	other threads:[~2023-05-06 14:09 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-05-06 14:08 Saurabh Sengar [this message]
2023-05-06 14:10 ` [PATCH] x86/hyperv/vtl: Add noop for realmode pointers Saurabh Singh Sengar

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