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List:       linux-cgroups
Subject:    Re: [PATCH v4 2/9] mm/huge_memory: fix uninitialized compiler warning
From:       Johannes Weiner <hannes () cmpxchg ! org>
Date:       2019-11-19 15:42:17
Message-ID: 20191119154217.GC382712 () cmpxchg ! org
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On Tue, Nov 19, 2019 at 08:23:16PM +0800, Alex Shi wrote:
> ../mm/huge_memory.c: In function ‘split_huge_page_to_list':
> ../mm/huge_memory.c:2766:9: warning: ‘flags' may be used uninitialized
> in this function [-Wmaybe-uninitialized]
>   lruvec = lock_page_lruvec_irqsave(head, pgdata, flags);
>   ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

Like with the previous patch, there is no lock_page_lruvec_irqsave()
at this point in the series.
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