Re: [PATCHv11 6/6] asm-generic/io: Add logging support for MMIO accessors

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On Thu, Apr 28, 2022 at 09:00:13AM +0530, Sai Prakash Ranjan wrote:
> Add logging support for MMIO high level accessors such as read{b,w,l,q}
> and their relaxed versions to aid in debugging unexpected crashes/hangs
> caused by the corresponding MMIO operation. Also add a generic flag
> (__DISABLE_TRACE_MMIO__) which is used to disable MMIO tracing in nVHE KVM
> and if required can be used to disable MMIO tracing for specific drivers.

Also, this should be split up into 2 patches, one to add the "disable
the feature" flag, and one to enable it for the specific driver(s) you
want.

Hint, when you say "also" in a changelog text, that's a huge sign that
it perhaps should be split up into smaller pieces.

thanks,

greg k-h



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