Messages in this thread | | | From | Catalin Marinas <> | Subject | Re: [PATCH] arm64: kdump: Do not allocate crash low memory if not needed | Date | Mon, 16 May 2022 20:06:51 +0100 |
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On Wed, 11 May 2022 11:20:32 +0800, Zhen Lei wrote: > When "crashkernel=X,high" is specified, the specified "crashkernel=Y,low" > memory is not required in the following corner cases: > 1. If both CONFIG_ZONE_DMA and CONFIG_ZONE_DMA32 are disabled, it means > that the devices can access any memory. > 2. If the system memory is small, the crash high memory may be allocated > from the DMA zones. If that happens, there's no need to allocate > another crash low memory because there's already one. > > [...]
Applied to arm64 (for-next/crashkernel), thanks!
[1/1] arm64: kdump: Do not allocate crash low memory if not needed https://git.kernel.org/arm64/c/8f0f104e2ab6
-- Catalin
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