linux-kernel - [PATCH 02/25] lmb: Prepare x86 to use lmb to replace early

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Message-Id: <1277227614-11581-3-git-send-email-yinghai@kernel.org>
Date:	Tue, 22 Jun 2010 10:26:31 -0700
From:	Yinghai Lu <yinghai@...nel.org>
To:	Ingo Molnar <mingo@...e.hu>, Thomas Gleixner <tglx@...utronix.de>,
	"H. Peter Anvin" <hpa@...or.com>,
	Andrew Morton <akpm@...ux-foundation.org>,
	David Miller <davem@...emloft.net>,
	Benjamin Herrenschmidt <benh@...nel.crashing.org>
Cc:	Linus Torvalds <torvalds@...ux-foundation.org>,
	Johannes Weiner <hannes@...xchg.org>,
	linux-kernel@...r.kernel.org, linux-arch@...r.kernel.org,
	Yinghai Lu <yinghai@...nel.org>
Subject: [PATCH 02/25] lmb: Prepare x86 to use lmb to replace early_res

1. expose lmb_debug
2. expose lmb_reserved_init_regions

-v2: drop lmb_add_region() and LMB_ERROR export
-v3: seperate wrong return of lmb_fin_base to another patch
-v4: expose lmb_can_resize to handle x86 EFI that could have more than
      128 entries

Signed-off-by: Yinghai Lu <yinghai@...nel.org>
Acked-by: Benjamin Herrenschmidt <benh@...nel.crashing.org>
---
 include/linux/lmb.h |    3 +++
 lib/lmb.c           |    5 +++--
 2 files changed, 6 insertions(+), 2 deletions(-)

diff --git a/include/linux/lmb.h b/include/linux/lmb.h
index 6f8c4bd..1e96224 100644
--- a/include/linux/lmb.h
+++ b/include/linux/lmb.h
@@ -39,6 +39,9 @@ struct lmb {
 };
 
 extern struct lmb lmb;
+extern int lmb_debug;
+extern int lmb_can_resize;
+extern struct lmb_region lmb_reserved_init_regions[];
 
 extern void __init lmb_init(void);
 extern void __init lmb_analyze(void);
diff --git a/lib/lmb.c b/lib/lmb.c
index 13d1a04..bbdb1ec 100644
--- a/lib/lmb.c
+++ b/lib/lmb.c
@@ -22,9 +22,10 @@
 
 struct lmb lmb;
 
-static int lmb_debug, lmb_can_resize;
+int lmb_debug;
+int lmb_can_resize;
 static struct lmb_region lmb_memory_init_regions[INIT_LMB_REGIONS + 1];
-static struct lmb_region lmb_reserved_init_regions[INIT_LMB_REGIONS + 1];
+struct lmb_region lmb_reserved_init_regions[INIT_LMB_REGIONS + 1];
 
 #define LMB_ERROR	(~(phys_addr_t)0)
 
-- 
1.6.4.2

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