Set the memory policy nodemask to the new nodemask on rebind only in one
place. The only memory policy that does not need an associated mpolmask
is MPOL_DEFAULT.
Cc: Andi Kleen <[email protected]>
Cc: Christoph Lameter <[email protected]>
Cc: Lee Schermerhorn <[email protected]>
Signed-off-by: Paul Jackson <[email protected]>
Signed-off-by: David Rientjes <[email protected]>
---
mm/mempolicy.c | 5 ++---
1 files changed, 2 insertions(+), 3 deletions(-)
diff --git a/mm/mempolicy.c b/mm/mempolicy.c
--- a/mm/mempolicy.c
+++ b/mm/mempolicy.c
@@ -1741,14 +1741,12 @@ static void mpol_rebind_policy(struct mempolicy *pol,
case MPOL_INTERLEAVE:
nodes_remap(tmp, pol->v.nodes, *mpolmask, *newmask);
pol->v.nodes = tmp;
- *mpolmask = *newmask;
current->il_next = node_remap(current->il_next,
*mpolmask, *newmask);
break;
case MPOL_PREFERRED:
pol->v.preferred_node = node_remap(pol->v.preferred_node,
*mpolmask, *newmask);
- *mpolmask = *newmask;
break;
case MPOL_BIND: {
nodemask_t nodes;
@@ -1773,13 +1771,14 @@ static void mpol_rebind_policy(struct mempolicy *pol,
kfree(pol->v.zonelist);
pol->v.zonelist = zonelist;
}
- *mpolmask = *newmask;
break;
}
default:
BUG();
break;
}
+ if (pol->policy != MPOL_DEFAULT)
+ *mpolmask = *newmask;
}
/*
-
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