On Sun, Apr 22, 2012 at 1:38 AM, Tero Roponen <tero.roponen@xxxxxxxxx> wrote:
>
> When comparing the dmesg between 3.4-rc3 and 3.4-rc4 I found the
> following differences:
>
> -ata1: SATA max UDMA/133 abar m2048@0xf9fff000 port 0xf9fff100 irq 47
> -ata2: SATA max UDMA/133 abar m2048@0xf9fff000 port 0xf9fff180 irq 47
> -ata3: DUMMY
> +ata2: SATA max UDMA/133 abar m2048@0xf9fff000 port 0xf9fff100 irq 47
> +ata3: SATA max UDMA/133 abar m2048@0xf9fff000 port 0xf9fff180 irq 47
> ata4: DUMMY
> ata5: DUMMY
> -ata6: SATA max UDMA/133 abar m2048@0xf9fff000 port 0xf9fff380 irq 47
> +ata6: DUMMY
> +ata7: SATA max UDMA/133 abar m2048@0xf9fff000 port 0xf9fff380 irq 47
>
> The change of numbering comes from commit 85d6725b7c0d7e3f ("libata:
> make ata_print_id atomic") that changed lines like
>
> ap->print_id = ata_print_id++;
> to
> ap->print_id = atomic_inc_return(&ata_print_id);
>
> As the latter behaves like ++ata_print_id, we must initialize
> it to zero to start the numbering from one.
>
> Signed-off-by: Tero Roponen <tero.roponen@xxxxxxxxx>
Acked-by: Dan Williams <dan.j.williams@xxxxxxxxx>
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