[PATCH 2/2] proc: add ARCH_PFN_OFFSET info to /proc/meminfo

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From: Bartlomiej Zolnierkiewicz <b.zolnierkie@xxxxxxxxxxx>
Subject: [PATCH] proc: add ARCH_PFN_OFFSET info to /proc/meminfo

ARCH_PFN_OFFSET is needed for user-space to use together with
/proc/kpage[count,flags] interfaces.

Cc: Matt Mackall <mpm@xxxxxxxxxxx>
Signed-off-by: Bartlomiej Zolnierkiewicz <b.zolnierkie@xxxxxxxxxxx>
Signed-off-by: Kyungmin Park <kyungmin.park@xxxxxxxxxxx>
---
 fs/proc/meminfo.c |    4 ++++
 1 file changed, 4 insertions(+)

Index: b/fs/proc/meminfo.c
===================================================================
--- a/fs/proc/meminfo.c	2012-05-31 16:53:11.589706973 +0200
+++ b/fs/proc/meminfo.c	2012-05-31 17:03:17.719237120 +0200
@@ -168,6 +168,10 @@ static int meminfo_proc_show(struct seq_
 
 	hugetlb_report_meminfo(m);
 
+	seq_printf(m,
+		"ArchPFNOffset:    %6lu\n",
+		ARCH_PFN_OFFSET);
+
 	arch_report_meminfo(m);
 
 	return 0;

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