Messages in this thread | | | Date | Wed, 16 Oct 2019 16:08:47 +0100 | From | Catalin Marinas <> | Subject | Re: [PATCH -next v3] arm64: mm: Fix unused variable warning in zone_sizes_init |
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On Wed, Oct 16, 2019 at 07:47:14AM -0700, Nathan Chancellor wrote: > When building arm64 allnoconfig, CONFIG_ZONE_DMA and CONFIG_ZONE_DMA32 > get disabled so there is a warning about max_dma being unused. > > ../arch/arm64/mm/init.c:215:16: warning: unused variable 'max_dma' > [-Wunused-variable] > unsigned long max_dma = min; > ^ > 1 warning generated. > > Add __maybe_unused to make this clear to the compiler. > > Fixes: 1a8e1cef7603 ("arm64: use both ZONE_DMA and ZONE_DMA32") > Signed-off-by: Nathan Chancellor <natechancellor@gmail.com>
Thanks. Queued on top of Nicolas' patches for 5.5. I also added Nicolas' reviewed-by from v2 as I suspect it still stands.
-- Catalin
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