Re: [PATCH v17 05/10] x86: kdump: move reserve_crashkernel[_low]() into crash_core.c

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On 2021/12/16 19:17, Borislav Petkov wrote:
> On Fri, Dec 10, 2021 at 02:55:28PM +0800, Zhen Lei wrote:
>> + * reserve_crashkernel() - reserves memory for crash kernel
>> + *
>> + * This function reserves memory area given in "crashkernel=" kernel command
>> + * line parameter. The memory reserved is used by dump capture kernel when
>> + * primary kernel is crashing.
>> + */
>> +void __init reserve_crashkernel(void)
> 
> As I've already alluded to in another mail, ontop of this there should
> be a patch or multiple patches which clean this up more and perhaps even
> split it into separate functions doing stuff in this order:
> 
> 1. Parse all crashkernel= cmdline options
> 
> 2. Do all crash_base, crash_size etc checks
> 
> 3. Do the memory reservations
> 
> And all that supplied with comments explaining why stuff is being done.

I agree with you. This makes the code look clear. I will do it, try to
post v18 next Monday.

> 
> This set of functions is a mess and there's no better time for cleaning
> it up and documenting it properly than when you move it to generic code.
> 
> Thx.
> 

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