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author | Jakub Kicinski <kuba@kernel.org> | 2020-11-28 05:25:27 +0300 |
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committer | Jakub Kicinski <kuba@kernel.org> | 2020-11-28 05:25:27 +0300 |
commit | 5c39f26e67c984db0fa95f9faecf06eb0198dce7 (patch) | |
tree | 821aaa43d3f5806134438daa531be6d171292c5f /mm/memcontrol.c | |
parent | 6375da9dac8bec05a022f22ab22300cc824ec268 (diff) | |
parent | c84e1efae022071a4fcf9f1899bf71777c49943a (diff) | |
download | linux-5c39f26e67c984db0fa95f9faecf06eb0198dce7.tar.xz |
Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net
Trivial conflict in CAN, keep the net-next + the byteswap wrapper.
Conflicts:
drivers/net/can/usb/gs_usb.c
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Diffstat (limited to 'mm/memcontrol.c')
-rw-r--r-- | mm/memcontrol.c | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/mm/memcontrol.c b/mm/memcontrol.c index 3dcbf24d2227..29459a6ce1c7 100644 --- a/mm/memcontrol.c +++ b/mm/memcontrol.c @@ -867,8 +867,13 @@ void __mod_lruvec_slab_state(void *p, enum node_stat_item idx, int val) rcu_read_lock(); memcg = mem_cgroup_from_obj(p); - /* Untracked pages have no memcg, no lruvec. Update only the node */ - if (!memcg || memcg == root_mem_cgroup) { + /* + * Untracked pages have no memcg, no lruvec. Update only the + * node. If we reparent the slab objects to the root memcg, + * when we free the slab object, we need to update the per-memcg + * vmstats to keep it correct for the root memcg. + */ + if (!memcg) { __mod_node_page_state(pgdat, idx, val); } else { lruvec = mem_cgroup_lruvec(memcg, pgdat); |