linux-kernel - Re: [PATCH 06/13] mm: meminit: Inline some helper functions

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Date:	Mon, 4 May 2015 10:38:06 +0200
From:	Michal Hocko <mhocko@...e.cz>
To:	Mel Gorman <mgorman@...e.de>
Cc:	Andrew Morton <akpm@...ux-foundation.org>,
	Nathan Zimmer <nzimmer@....com>,
	Dave Hansen <dave.hansen@...el.com>,
	Waiman Long <waiman.long@...com>,
	Scott Norton <scott.norton@...com>,
	Daniel J Blueman <daniel@...ascale.com>,
	Linux-MM <linux-mm@...ck.org>,
	LKML <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH 06/13] mm: meminit: Inline some helper functions

I have taken this into my mm git tree for now. I guess Andrew will fold
it into the original patch later.

---
>From 986279c465b2f513bcbb91ba7010cb2184d1bb7c Mon Sep 17 00:00:00 2001
From: Michal Hocko <mhocko@...e.cz>
Date: Mon, 4 May 2015 10:35:36 +0200
Subject: [PATCH] mm-meminit-inline-some-helper-functions-fix2.patch
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

mm/page_alloc.c: In function ‘deferred_init_memmap’:
mm/page_alloc.c:1135:4: error: implicit declaration of function ‘meminit_pfn_in_nid’ [-Werror=implicit-function-declaration]
    if (!meminit_pfn_in_nid(pfn, nid, &nid_init_state)) {
    ^

because randconfig decided to disable CONFIG_NODES_SPAN_OTHER_NODES.

Signed-off-by: Michal Hocko <mhocko@...e.cz>
---
 mm/page_alloc.c | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/mm/page_alloc.c b/mm/page_alloc.c
index 3e0257debce0..a48128d882d8 100644
--- a/mm/page_alloc.c
+++ b/mm/page_alloc.c
@@ -1044,6 +1044,11 @@ static inline bool __meminit early_pfn_in_nid(unsigned long pfn, int node)
 {
 	return true;
 }
+static inline bool __meminit meminit_pfn_in_nid(unsigned long pfn, int node,
+					struct mminit_pfnnid_cache *state)
+{
+	return true;
+}
 #endif
 
 
-- 
2.1.4

-- 
Michal Hocko
SUSE Labs
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