[patch 018/262] mm: don't include in

Andrew Morton
2021-11-05T20:35:32Z

From: Christoph Hellwig <hch@lst.de>
Subject: mm: don't include <linux/dax.h> in <linux/mempolicy.h>

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

Link: https://lkml.kernel.org/r/20210921082253.1859794-1-hch@lst.de
Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Naoya Horiguchi <naoya.horiguchi@nec.com>
Reviewed-by: Dan Williams <dan.j.williams@intel.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
---

include/linux/mempolicy.h | 1 -
mm/memory-failure.c | 1 +
2 files changed, 1 insertion(+), 1 deletion(-)

--- a/include/linux/mempolicy.h~mm-dont-include-linux-daxh-in-linux-mempolicyh
+++ a/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>
--- a/mm/memory-failure.c~mm-dont-include-linux-daxh-in-linux-mempolicyh
+++ a/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>
_