linux-kernel - [PATCH v2 15/20] mm/balloon_compaction: suppress allocation warnings

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Date:   Thu, 20 Sep 2018 10:30:21 -0700
From:   Nadav Amit <namit@...are.com>
To:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Arnd Bergmann <arnd@...db.de>
CC:     <linux-kernel@...r.kernel.org>,
        Xavier Deguillard <xdeguillard@...are.com>,
        Nadav Amit <namit@...are.com>,
        "Michael S. Tsirkin" <mst@...hat.com>,
        Jason Wang <jasowang@...hat.com>,
        <virtualization@...ts.linux-foundation.org>, <linux-mm@...ck.org>
Subject: [PATCH v2 15/20] mm/balloon_compaction: suppress allocation warnings

There is no reason to print warnings when balloon page allocation fails.

Cc: "Michael S. Tsirkin" <mst@...hat.com>
Cc: Jason Wang <jasowang@...hat.com>
Cc: virtualization@...ts.linux-foundation.org
Cc: linux-mm@...ck.org
Reviewed-by: Xavier Deguillard <xdeguillard@...are.com>
Signed-off-by: Nadav Amit <namit@...are.com>
---
 mm/balloon_compaction.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/mm/balloon_compaction.c b/mm/balloon_compaction.c
index ef858d547e2d..a6c0efb3544f 100644
--- a/mm/balloon_compaction.c
+++ b/mm/balloon_compaction.c
@@ -22,7 +22,8 @@
 struct page *balloon_page_alloc(void)
 {
 	struct page *page = alloc_page(balloon_mapping_gfp_mask() |
-				       __GFP_NOMEMALLOC | __GFP_NORETRY);
+				       __GFP_NOMEMALLOC | __GFP_NORETRY |
+				       __GFP_NOWARN);
 	return page;
 }
 EXPORT_SYMBOL_GPL(balloon_page_alloc);
-- 
2.17.1