Re: [PATCH] init: fix allocated page overlapping with PTR_ERR

On 2024-04-18 Nam Cao wrote:

...

Mike hints that's *not* the case (https://lore.kernel.org/linux-riscv/ZiAkRMUfiPDUGPdL@kernel.org/). memblock_reserve() should disallow allocation as well, no?

He said it can't be removed if we set max_low_pfn instead of using memblock_reserve()

If max_low_pfn() is used, then it can be removed:

^ I mean memblock_reserve()

https://lore.kernel.org/linux-riscv/Zh6n-nvnQbL-0xss@kernel.org

Best regards, Nam