linux-kernel - [PATCH v3 1/2] xen/setup: Remove Identity Map Debug Message

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Message-Id: <1407783477-30261-1-git-send-email-mrushton@amazon.com>
Date:	Mon, 11 Aug 2014 11:57:56 -0700
From:	Matt Rushton <mvrushton@...il.com>
To:	konrad.wilk@...cle.com, boris.ostrovsky@...cle.com,
	david.vrabel@...rix.com
Cc:	msw@...zon.com, linux-kernel@...r.kernel.org,
	xen-devel@...ts.xensource.com, Matt Rushton <mrushton@...zon.com>
Subject: [PATCH v3 1/2] xen/setup: Remove Identity Map Debug Message

Removing a debug message for setting the identity map since it becomes
rather noisy after rework of the identity map code.

Signed-off-by: Matthew Rushton <mrushton@...zon.com>
---
v3: One line change to fix 32-bit mfn casting issue with MMU_MACHPHYS_UPDATE 
---
 arch/x86/xen/p2m.c |    5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)

diff --git a/arch/x86/xen/p2m.c b/arch/x86/xen/p2m.c
index 9bb3d82..3172692 100644
--- a/arch/x86/xen/p2m.c
+++ b/arch/x86/xen/p2m.c
@@ -841,10 +841,9 @@ unsigned long __init set_phys_range_identity(unsigned long pfn_s,
 			pfn = ALIGN(pfn, P2M_PER_PAGE);
 	}
 
-	if (!WARN((pfn - pfn_s) != (pfn_e - pfn_s),
+	WARN((pfn - pfn_s) != (pfn_e - pfn_s),
 		"Identity mapping failed. We are %ld short of 1-1 mappings!\n",
-		(pfn_e - pfn_s) - (pfn - pfn_s)))
-		printk(KERN_DEBUG "1-1 mapping on %lx->%lx\n", pfn_s, pfn);
+		(pfn_e - pfn_s) - (pfn - pfn_s));
 
 	return pfn - pfn_s;
 }
-- 
1.7.9.5

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