Re: [PATCH] Detect mmconfig on nVidia MCP55

From: Tvrtko Ursulin
Date: Fri Feb 06 2009 - 11:10:49 EST


On Friday 06 February 2009 15:42:31 Ingo Molnar wrote:
> * Tvrtko Ursulin <tvrtko.ursulin@xxxxxxxxxx> wrote:
> > On Thursday 05 February 2009 18:00:19 Ingo Molnar wrote:
> > > * Tvrtko Ursulin <tvrtko.ursulin@xxxxxxxxxx> wrote:
> > > > On Wednesday 04 February 2009 17:04:40 Ingo Molnar wrote:
> > > > > 2) Please use vertical spaces when initializing structure fields.
> > > > > Instead of the messy looking (and over-long-line generating)
> > > > > construct of:
> > > > >
> > > > > pci_mmcfg_config[0].address = (extcfg & 0x00007fff) << 25;
> > > > > pci_mmcfg_config[0].pci_segment = 0;
> > > > > pci_mmcfg_config[0].start_bus_number = 0;
> > > > > pci_mmcfg_config[0].end_bus_number = (1 << (8 - ((extcfg >>
> > > > > 28) & 3))) - 1; pci_mmcfg_config_num = 1;
> > > > >
> > > > > You will get something like:
> > > > >
> > > > > config->address = (extcfg & 0x00007fff) <<
> > > > > 25; config->pci_segment = 0;
> > > > > config->start_bus_number = 0;
> > > > > config->end_bus_number = (1 << (8 - ((extcfg >>
> > > > > 28) & 3)));
> > > > >
> > > > > pci_mmcfg_config = config;
> > > > > pci_mmcfg_config_num = 1;
> > > > >
> > > > > Which makes it more structured, more reviewable - and more
> > > > > pleasant to look at as well.
> > >
> > > It is arch/x86/ and scheduler / etc. policy for new code - and we
> > > follow that principle when we clean up code as well.
> >
> > You also didn't say anything about variable declarations I asked about?
> > And I can add structure definition to that question as well.
>
> Firstly, when posting on lkml please use proper line length breaks. Your
> email was almost unreadable in my mailer, so i had to stop reading it.
>
> Also, i'm surprised you see the need to try to influence things here - i
> dont see a single upstream contribution from you in the past ~4 years of
> git log so how can you have any knowledge and experience about such
> details?
>
> Both of those issues pretty materially weaken your standing to be taken
> seriously when it comes to fine details of Linux kernel coding style.

Sorry about the line length, I was trying not to word wrap code this time.

Apart from that, frankly, I find your reply a bit childish. I haven't
realised I need special talking points to express my opinion on a public
mailing list. Especially since in my previous reply I said that I don't
want to argue about this very much and that I am just expressing my opinion.

Tvrtko
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