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    Subject[PATCH AUTOSEL 4.14 10/14] tracing: incorrect isolate_mote_t cast in mm_vmscan_lru_isolate
    Date
    From: Vasily Averin <vvs@openvz.org>

    [ Upstream commit 2b132903de7124dd9a758be0c27562e91a510848 ]

    Fixes following sparse warnings:

    CHECK mm/vmscan.c
    mm/vmscan.c: note: in included file (through
    include/trace/trace_events.h, include/trace/define_trace.h,
    include/trace/events/vmscan.h):
    ./include/trace/events/vmscan.h:281:1: sparse: warning:
    cast to restricted isolate_mode_t
    ./include/trace/events/vmscan.h:281:1: sparse: warning:
    restricted isolate_mode_t degrades to integer

    Link: https://lkml.kernel.org/r/e85d7ff2-fd10-53f8-c24e-ba0458439c1b@openvz.org
    Signed-off-by: Vasily Averin <vvs@openvz.org>
    Acked-by: Steven Rostedt (Google) <rostedt@goodmis.org>
    Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
    Signed-off-by: Sasha Levin <sashal@kernel.org>
    ---
    include/trace/events/vmscan.h | 4 ++--
    1 file changed, 2 insertions(+), 2 deletions(-)

    diff --git a/include/trace/events/vmscan.h b/include/trace/events/vmscan.h
    index dc23cf032403..9553f6167e51 100644
    --- a/include/trace/events/vmscan.h
    +++ b/include/trace/events/vmscan.h
    @@ -290,7 +290,7 @@ TRACE_EVENT(mm_vmscan_lru_isolate,
    __field(unsigned long, nr_scanned)
    __field(unsigned long, nr_skipped)
    __field(unsigned long, nr_taken)
    - __field(isolate_mode_t, isolate_mode)
    + __field(unsigned int, isolate_mode)
    __field(int, lru)
    ),

    @@ -301,7 +301,7 @@ TRACE_EVENT(mm_vmscan_lru_isolate,
    __entry->nr_scanned = nr_scanned;
    __entry->nr_skipped = nr_skipped;
    __entry->nr_taken = nr_taken;
    - __entry->isolate_mode = isolate_mode;
    + __entry->isolate_mode = (__force unsigned int)isolate_mode;
    __entry->lru = lru;
    ),

    --
    2.35.1
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