linux-kernel - Re: [PATCH v3 01/30] kho: init new_physxa->phys

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Message-ID: <CA+CK2bBWEFUU728aQ++7Yp5qXApsHzOTjy=nLMyd7WE27RfQbg@mail.gmail.com>
Date: Thu, 14 Aug 2025 14:57:45 +0000
From: Pasha Tatashin <pasha.tatashin@...een.com>
To: Jason Gunthorpe <jgg@...dia.com>
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Subject: Re: [PATCH v3 01/30] kho: init new_physxa->phys_bits to fix lockdep

On Thu, Aug 14, 2025 at 1:11 PM Jason Gunthorpe <jgg@...dia.com> wrote:
>
> On Thu, Aug 07, 2025 at 01:44:07AM +0000, Pasha Tatashin wrote:
> > -     physxa = xa_load_or_alloc(&track->orders, order, sizeof(*physxa));
> > -     if (IS_ERR(physxa))
> > -             return PTR_ERR(physxa);
>
> It is probably better to introduce a function pointer argument to this
> xa_load_or_alloc() to do the alloc and init operation than to open
> code the thing.

Agreed, but this should be a separate clean-up, this particular patch
is a hotfix that should land soon (it was separated from this this
series). Once it lands, we are going to do this clean-up.

Pasha