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authorDavid S. Miller <davem@davemloft.net>2019-09-02 11:20:17 -0700
committerDavid S. Miller <davem@davemloft.net>2019-09-02 11:20:17 -0700
commit765b7590c92d849806e9a27ab3a5a17cfc6a47a9 (patch)
tree4387f5034f870accfd2bb56997c535159da45f06 /mm/vmscan.c
parent4bc61b0b16955322576265724ab0a0075a30dc84 (diff)
parent089cf7f6ecb266b6a4164919a2e69bd2f938374a (diff)
downloadtalos-op-linux-765b7590c92d849806e9a27ab3a5a17cfc6a47a9.tar.gz
talos-op-linux-765b7590c92d849806e9a27ab3a5a17cfc6a47a9.zip
Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net
r8152 conflicts are the NAPI fixes in 'net' overlapping with some tasklet stuff in net-next Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'mm/vmscan.c')
-rw-r--r--mm/vmscan.c5
1 files changed, 3 insertions, 2 deletions
diff --git a/mm/vmscan.c b/mm/vmscan.c
index c77d1e3761a7..a6c5d0b28321 100644
--- a/mm/vmscan.c
+++ b/mm/vmscan.c
@@ -3220,6 +3220,7 @@ unsigned long try_to_free_pages(struct zonelist *zonelist, int order,
#ifdef CONFIG_MEMCG
+/* Only used by soft limit reclaim. Do not reuse for anything else. */
unsigned long mem_cgroup_shrink_node(struct mem_cgroup *memcg,
gfp_t gfp_mask, bool noswap,
pg_data_t *pgdat,
@@ -3235,7 +3236,8 @@ unsigned long mem_cgroup_shrink_node(struct mem_cgroup *memcg,
};
unsigned long lru_pages;
- set_task_reclaim_state(current, &sc.reclaim_state);
+ WARN_ON_ONCE(!current->reclaim_state);
+
sc.gfp_mask = (gfp_mask & GFP_RECLAIM_MASK) |
(GFP_HIGHUSER_MOVABLE & ~GFP_RECLAIM_MASK);
@@ -3253,7 +3255,6 @@ unsigned long mem_cgroup_shrink_node(struct mem_cgroup *memcg,
trace_mm_vmscan_memcg_softlimit_reclaim_end(sc.nr_reclaimed);
- set_task_reclaim_state(current, NULL);
*nr_scanned = sc.nr_scanned;
return sc.nr_reclaimed;
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