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From: Dave Young <dyoung@redhat.com>
To: ebiederm@xmission.com, vgoyal@redhat.com,
	kexec@lists.infradead.org, linux-kernel@vger.kernel.org
Subject: [PATCH] kdump: kill redundant code
Date: Wed, 9 Nov 2011 15:04:52 +0800	[thread overview]
Message-ID: <20111109070452.GA25768@darkstar.nay.redhat.com> (raw)

in while loop below, hole_end > crashk_res.end is impossible:
while (hole_end <= crashk_res.end) {
	[snip]
}
Killing the check code here

Signed-off-by: Dave Young <dyoung@redhat.com>
---
 kernel/kexec.c |    2 --
 1 file changed, 2 deletions(-)

--- linux-2.6.orig/kernel/kexec.c	2011-11-01 13:06:20.000000000 +0800
+++ linux-2.6/kernel/kexec.c	2011-11-09 14:57:17.487022644 +0800
@@ -500,8 +500,6 @@ static struct page *kimage_alloc_crash_c
 
 		if (hole_end > KEXEC_CRASH_CONTROL_MEMORY_LIMIT)
 			break;
-		if (hole_end > crashk_res.end)
-			break;
 		/* See if I overlap any of the segments */
 		for (i = 0; i < image->nr_segments; i++) {
 			unsigned long mstart, mend;

             reply	other threads:[~2011-11-09  7:02 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2011-11-09  7:04 Dave Young [this message]
2011-11-09 15:20 ` Vivek Goyal
2011-11-10  2:33   ` Simon Horman

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