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authorTakashi Iwai <tiwai@suse.de>2016-05-16 14:59:00 +0200
committerTakashi Iwai <tiwai@suse.de>2016-05-16 14:59:00 +0200
commita158f2b79ff1948c864a38296ea4249f7296362b (patch)
treee62d50376d29a63814cf9d26cbd4c522f6f9271a /mm/memory-failure.c
parent581abbaa03367f0b1327521f30bd2b69b8075b2f (diff)
parent515511a7920c69aebf7f5fef0cb8e1df6767f34c (diff)
Merge tag 'asoc-v4.7' of git://git.kernel.org/pub/scm/linux/kernel/git/broonie/sound into for-linus
ASoC: Updates for v4.7 The updates this time around are almost all driver code: - Further slow progress on the topology code. - Substantial updates and improvements for the da7219, es8328, fsl-ssi Intel and rcar drivers.
Diffstat (limited to 'mm/memory-failure.c')
-rw-r--r--mm/memory-failure.c10
1 files changed, 9 insertions, 1 deletions
diff --git a/mm/memory-failure.c b/mm/memory-failure.c
index 78f5f2641b91..ca5acee53b7a 100644
--- a/mm/memory-failure.c
+++ b/mm/memory-failure.c
@@ -888,7 +888,15 @@ int get_hwpoison_page(struct page *page)
}
}
- return get_page_unless_zero(head);
+ if (get_page_unless_zero(head)) {
+ if (head == compound_head(page))
+ return 1;
+
+ pr_info("MCE: %#lx cannot catch tail\n", page_to_pfn(page));
+ put_page(head);
+ }
+
+ return 0;
}
EXPORT_SYMBOL_GPL(get_hwpoison_page);