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From: Christoph Hellwig <hch@lst.de>
To: akpm@linux-foundation.org, naoya.horiguchi@nec.com
Cc: linux-mm@kvack.org, nvdimm@lists.linux.dev
Subject: [PATCH] mm: don't include <linux/dax.h> in <linux/mempolicy.h>
Date: Tue, 21 Sep 2021 10:22:53 +0200	[thread overview]
Message-ID: <20210921082253.1859794-1-hch@lst.de> (raw)

Not required at all, and having this causes a huge kernel rebuild
as soon as something in dax.h changes.

Signed-off-by: Christoph Hellwig <hch@lst.de>
 include/linux/mempolicy.h | 1 -
 mm/memory-failure.c       | 1 +
 2 files changed, 1 insertion(+), 1 deletion(-)

diff --git a/include/linux/mempolicy.h b/include/linux/mempolicy.h
index 0aaf91b496e2fe..b4992a7e1abbd7 100644
--- a/include/linux/mempolicy.h
+++ b/include/linux/mempolicy.h
@@ -8,7 +8,6 @@
 #include <linux/sched.h>
 #include <linux/mmzone.h>
-#include <linux/dax.h>
 #include <linux/slab.h>
 #include <linux/rbtree.h>
 #include <linux/spinlock.h>
diff --git a/mm/memory-failure.c b/mm/memory-failure.c
index 470400cc751363..adcd6d7b7233c9 100644
--- a/mm/memory-failure.c
+++ b/mm/memory-failure.c
@@ -39,6 +39,7 @@
 #include <linux/kernel-page-flags.h>
 #include <linux/sched/signal.h>
 #include <linux/sched/task.h>
+#include <linux/dax.h>
 #include <linux/ksm.h>
 #include <linux/rmap.h>
 #include <linux/export.h>

             reply	other threads:[~2021-09-21  8:23 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-09-21  8:22 Christoph Hellwig [this message]
2021-09-21  8:47 ` [PATCH] mm: don't include <linux/dax.h> in <linux/mempolicy.h> Naoya Horiguchi
2021-09-21 18:26 ` Dan Williams

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