Commit 1c87dc89 authored Oct 02, 2018 by Lance Roy Committed by Greg Kroah-Hartman Oct 15, 2018

hv_balloon: Replace spin_is_locked() with lockdep

lockdep_assert_held() is better suited to checking locking requirements,
since it won't get confused when someone else holds the lock. This is
also a step towards possibly removing spin_is_locked().

Signed-off-by: Lance Roy <ldr709@gmail.com>
Cc: "K. Y. Srinivasan" <kys@microsoft.com>
Cc: Haiyang Zhang <haiyangz@microsoft.com>
Cc: Stephen Hemminger <sthemmin@microsoft.com>
Reviewed-by: Vitaly Kuznetsov <vkuznets@redhat.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

parent f2199625

drivers/hv/hv_balloon.c

+1 −1

Original line number	Diff line number	Diff line
		@@ -689,7 +689,7 @@ static void hv_page_online_one(struct hv_hotadd_state has, struct page pg)
		__online_page_increment_counters(pg);
		__online_page_free(pg);

		WARN_ON_ONCE(!spin_is_locked(&dm_device.ha_lock));
		lockdep_assert_held(&dm_device.ha_lock);
		dm_device.num_pages_onlined++;
		}

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