[merged] swap-add-warning-if-swap-slots-cache-failed-to-initialize.patch removed from -mm tree

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The patch titled
     Subject: mm/swap_slots.c: add warning if swap slots cache failed to initialize
has been removed from the -mm tree.  Its filename was
     swap-add-warning-if-swap-slots-cache-failed-to-initialize.patch

This patch was dropped because it was merged into mainline or a subsystem tree

------------------------------------------------------
From: Tim Chen <tim.c.chen@xxxxxxxxxxxxxxx>
Subject: mm/swap_slots.c: add warning if swap slots cache failed to initialize

Add a warning diagnostics to user if we failed to allocate swap slots
cache and use it.

[akpm@xxxxxxxxxxxxxxxxxxxx: use WARN_ONCE return value, fix grammar in message]
Link: http://lkml.kernel.org/r/20170328234827.GA10107@xxxxxxxxxxxxxxx
Signed-off-by: Tim Chen <tim.c.chen@xxxxxxxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---

 mm/swap_slots.c |    4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff -puN mm/swap_slots.c~swap-add-warning-if-swap-slots-cache-failed-to-initialize mm/swap_slots.c
--- a/mm/swap_slots.c~swap-add-warning-if-swap-slots-cache-failed-to-initialize
+++ a/mm/swap_slots.c
@@ -241,8 +241,10 @@ int enable_swap_slots_cache(void)
 
 	ret = cpuhp_setup_state(CPUHP_AP_ONLINE_DYN, "swap_slots_cache",
 				alloc_swap_slot_cache, free_slot_cache);
-	if (ret < 0)
+	if (WARN_ONCE(ret < 0, "Cache allocation failed (%s), operating "
+			       "without swap slots cache.\n", __func__))
 		goto out_unlock;
+
 	swap_slot_cache_initialized = true;
 	__reenable_swap_slots_cache();
 out_unlock:
_

Patches currently in -mm which might be from tim.c.chen@xxxxxxxxxxxxxxx are


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