linux-kernel - [PATCH AUTOSEL 4.18 1/8] x86/paravirt: Fix some warning messages

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Message-Id: <20181025141029.213274-1-sashal@kernel.org>
Date:   Thu, 25 Oct 2018 10:10:22 -0400
From:   Sasha Levin <sashal@...nel.org>
To:     stable@...r.kernel.org, linux-kernel@...r.kernel.org
Cc:     Dan Carpenter <dan.carpenter@...cle.com>,
        Thomas Gleixner <tglx@...utronix.de>,
        Peter Zijlstra <peterz@...radead.org>,
        Alok Kataria <akataria@...are.com>,
        "H. Peter Anvin" <hpa@...or.com>,
        virtualization@...ts.linux-foundation.org,
        kernel-janitors@...r.kernel.org, Sasha Levin <sashal@...nel.org>
Subject: [PATCH AUTOSEL 4.18 1/8] x86/paravirt: Fix some warning messages

From: Dan Carpenter <dan.carpenter@...cle.com>

[ Upstream commit 571d0563c8881595f4ab027aef9ed1c55e3e7b7c ]

The first argument to WARN_ONCE() is a condition.

Fixes: 5800dc5c19f3 ("x86/paravirt: Fix spectre-v2 mitigations for paravirt guests")
Signed-off-by: Dan Carpenter <dan.carpenter@...cle.com>
Signed-off-by: Thomas Gleixner <tglx@...utronix.de>
Reviewed-by: Juergen Gross <jgross@...e.com>
Cc: Peter Zijlstra <peterz@...radead.org>
Cc: Alok Kataria <akataria@...are.com>
Cc: "H. Peter Anvin" <hpa@...or.com>
Cc: virtualization@...ts.linux-foundation.org
Cc: kernel-janitors@...r.kernel.org
Link: https://lkml.kernel.org/r/20180919103553.GD9238@mwanda
Signed-off-by: Sasha Levin <sashal@...nel.org>
---
 arch/x86/kernel/paravirt.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/arch/x86/kernel/paravirt.c b/arch/x86/kernel/paravirt.c
index 930c88341e4e..1fbf38dde84c 100644
--- a/arch/x86/kernel/paravirt.c
+++ b/arch/x86/kernel/paravirt.c
@@ -90,7 +90,7 @@ unsigned paravirt_patch_call(void *insnbuf,
 
 	if (len < 5) {
 #ifdef CONFIG_RETPOLINE
-		WARN_ONCE("Failing to patch indirect CALL in %ps\n", (void *)addr);
+		WARN_ONCE(1, "Failing to patch indirect CALL in %ps\n", (void *)addr);
 #endif
 		return len;	/* call too long for patch site */
 	}
@@ -110,7 +110,7 @@ unsigned paravirt_patch_jmp(void *insnbuf, const void *target,
 
 	if (len < 5) {
 #ifdef CONFIG_RETPOLINE
-		WARN_ONCE("Failing to patch indirect JMP in %ps\n", (void *)addr);
+		WARN_ONCE(1, "Failing to patch indirect JMP in %ps\n", (void *)addr);
 #endif
 		return len;	/* call too long for patch site */
 	}
-- 
2.17.1