From: "Sachin P. Sant" <sachinp@in.ibm.com>
To: linuxppc-dev@ozlabs.org
Cc: fastboot-bounces@lists.osdl.org
Subject: [PATCH] kdump : Support kernels having 64k page size.
Date: Wed, 06 Sep 2006 05:56:24 +0530 [thread overview]
Message-ID: <44FE15B0.3030909@in.ibm.com> (raw)
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The following kernel patch [ along with a patch to kexec tools posted
seperately ]
is required to generate proper core files using kdump on ppc64.
Thanks
-Sachin
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* Generate proper core files using kdump on ppc64 with 64k page support.
Signed-off-by: Sachin Sant <sachinp@in.ibm.com>
---
diff -Naurp a/include/asm-powerpc/kdump.h b/include/asm-powerpc/kdump.h
--- a/include/asm-powerpc/kdump.h 2006-08-31 03:01:13.000000000 +0530
+++ b/include/asm-powerpc/kdump.h 2006-08-31 05:49:13.000000000 +0530
@@ -7,7 +7,7 @@
/* How many bytes to reserve at zero for kdump. The reserve limit should
* be greater or equal to the trampoline's end address.
* Reserve to the end of the FWNMI area, see head_64.S */
-#define KDUMP_RESERVE_LIMIT 0x8000
+#define KDUMP_RESERVE_LIMIT max(0x8000, PAGE_SIZE)
#ifdef CONFIG_CRASH_DUMP
next reply other threads:[~2006-09-06 0:26 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-09-06 0:26 Sachin P. Sant [this message]
2006-09-06 2:59 ` [PATCH] kdump : Support kernels having 64k page size Michael Ellerman
2006-09-06 6:13 ` Haren Myneni
2006-09-07 0:51 ` Benjamin Herrenschmidt
2006-09-08 1:00 ` Sachin P. Sant
2006-09-08 1:08 ` Benjamin Herrenschmidt
2006-09-08 2:29 ` Sachin P. Sant
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