Messages in this thread | | | From | Peng Fan <> | Subject | RE: [PATCH] arm64: mm: make CONFIG_ZONE_DMA configurable without EXPERT | Date | Mon, 23 Mar 2020 01:30:53 +0000 |
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> Subject: [PATCH] arm64: mm: make CONFIG_ZONE_DMA configurable > without EXPERT
Gentle ping..
Thanks, Peng.
> > From: Peng Fan <peng.fan@nxp.com> > > commit 1a8e1cef7603 ("arm64: use both ZONE_DMA and ZONE_DMA32") > enables both ZONE_DMA and ZONE_DMA32. The lower 1GB memory will be > occupied by ZONE_DMA, this will cause CMA allocation fail on some platforms, > because CMA area could not across different type of memory zones. > > Make CONFIG_ZONE_DMA configurable without EXPERT option could let > people build non debug kernel image with CONFIG_ZONE_DMA disabled. > > Signed-off-by: Peng Fan <peng.fan@nxp.com> > --- > arch/arm64/Kconfig | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) > > diff --git a/arch/arm64/Kconfig b/arch/arm64/Kconfig index > 217e12ff2115..c4ba8bf011e1 100644 > --- a/arch/arm64/Kconfig > +++ b/arch/arm64/Kconfig > @@ -270,7 +270,7 @@ config GENERIC_CALIBRATE_DELAY > def_bool y > > config ZONE_DMA > - bool "Support DMA zone" if EXPERT > + bool "Support DMA zone" > default y > > config ZONE_DMA32 > -- > 2.16.4
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