[folded-merged] mm-mempolicy-dont-handle-mpol_local-like-a-fake-mpol_preferred-policy-v4-fix.patch removed from -mm tree

[folded-merged] mm-mempolicy-dont-handle-mpol_local-like-a-fake-mpol_preferred-policy-v4-fix.patch removed from -mm tree

[akpm]

The patch titled
     Subject: mm-mempolicy-dont-handle-mpol_local-like-a-fake-mpol_preferred-policy-v4-fix
has been removed from the -mm tree.  Its filename was
     mm-mempolicy-dont-handle-mpol_local-like-a-fake-mpol_preferred-policy-v4-fix.patch

This patch was dropped because it was folded into mm-mempolicy-dont-handle-mpol_local-like-a-fake-mpol_preferred-policy.patch

------------------------------------------------------
From: Feng Tang <feng.tang@intel.com>
Subject: mm-mempolicy-dont-handle-mpol_local-like-a-fake-mpol_preferred-policy-v4-fix

refine code and comments of mpol_set_nodemask(), per Michal

Link: https://lkml.kernel.org/r/20210603081807.GE56979@shbuild999.sh.intel.com
Signed-off-by: Feng Tang <feng.tang@intel.com>
Suggested-by: Michal Hocko <mhocko@suse.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
---

 mm/mempolicy.c |   11 ++++++-----
 1 file changed, 6 insertions(+), 5 deletions(-)

--- a/mm/mempolicy.c~mm-mempolicy-dont-handle-mpol_local-like-a-fake-mpol_preferred-policy-v4-fix
+++ a/mm/mempolicy.c
@@ -226,11 +226,12 @@ static int mpol_set_nodemask(struct memp
 {
 	int ret;
 
-	/* if mode is MPOL_DEFAULT, pol is NULL. This is right. */
-	if (pol == NULL)
-		return 0;
-
-	if (pol->mode == MPOL_LOCAL)
+	/*
+	 * Default (pol==NULL) resp. local memory policies are not a
+	 * subject of any remapping. They also do not need any special
+	 * constructor.
+	 */
+	if (!pol || pol->mode == MPOL_LOCAL)
 		return 0;
 
 	/* Check N_MEMORY */
_

Patches currently in -mm which might be from feng.tang@intel.com are

mm-mempolicy-cleanup-nodemask-intersection-check-for-oom.patch
mm-mempolicy-dont-handle-mpol_local-like-a-fake-mpol_preferred-policy.patch
mm-mempolicy-unify-the-parameter-sanity-check-for-mbind-and-set_mempolicy.patch
mm-mempolicy-unify-the-parameter-sanity-check-for-mbind-and-set_mempolicy-v4.patch