linux-kernel - [PATCH 12/14] crashdump/s390: Add print_crashkernel_region

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Message-Id: <1449611867-15672-13-git-send-email-daniel.kiper@oracle.com>
Date:	Tue,  8 Dec 2015 22:57:45 +0100
From:	Daniel Kiper <daniel.kiper@...cle.com>
To:	kexec@...ts.infradead.org, linux-kernel@...r.kernel.org,
	xen-devel@...ts.xenproject.org
Cc:	andrew.cooper3@...rix.com, david.vrabel@...rix.com,
	horms@...ge.net.au, keir@....org, konrad.wilk@...cle.com
Subject: [PATCH 12/14] crashdump/s390: Add print_crashkernel_region_size() function

Follow similar x86 patch.

Signed-off-by: Daniel Kiper <daniel.kiper@...cle.com>
---
 kexec/arch/s390/kexec-s390.c |   10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/kexec/arch/s390/kexec-s390.c b/kexec/arch/s390/kexec-s390.c
index 074575e..212a64f 100644
--- a/kexec/arch/s390/kexec-s390.c
+++ b/kexec/arch/s390/kexec-s390.c
@@ -262,3 +262,13 @@ int is_crashkernel_mem_reserved(void)
 	return parse_iomem_single("Crash kernel\n", &start, &end) == 0 ?
 		(start != end) : 0;
 }
+
+void print_crashkernel_region_size(void)
+{
+	uint64_t start, end;
+
+	if (!parse_iomem_single("Crash kernel\n", &start, &end) && start != end)
+		printf("%lu\n", end - start + 1);
+	else
+		printf("0\n");
+}
-- 
1.7.10.4

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