[dm-devel] [PATCH] New device mapper target ZDM

Shaun Tancheff shaun at tancheff.com
Tue Nov 22 15:35:28 UTC 2016


On Tue, Nov 22, 2016 at 9:08 AM, Bart Van Assche
<Bart.VanAssche at sandisk.com> wrote:
> On 11/21/16 11:23, Shaun Tancheff wrote:
>> +/* -------------------------------------------------------------------------- */
>> +/* --ProcFS Support Routines------------------------------------------------- */
>> +/* -------------------------------------------------------------------------- */
>> +
>> +#if defined(CONFIG_PROC_FS)
>> +
>> +/**
>> + * struct zone_info_entry - Proc zone entry.
>> + * @zone: Zone Index
>> + * @info: Info (WP/Used).
>> + */
>> +struct zone_info_entry {
>> +     u32 zone;
>> +     u32 info;
>> +};
>> +
>> +/**
>> + * Startup writing to our proc entry
>> + */
>> +static void *proc_wp_start(struct seq_file *seqf, loff_t *pos)
>> +{
>> +     struct zdm *znd = seqf->private;
>> +
>> +     if (*pos == 0)
>> +             znd->wp_proc_at = *pos;
>> +     return &znd->wp_proc_at;
>> +}
>
> Hello Shaun,
>
> Does this mean that you are not aware that it is considered unacceptable
> for new drivers to create procfs entries?

I understood that it was frowned on.

I can move all but the 'status' to debugfs and move 'status' to sysfs
and reformat
the output as appropriate.... would that suffice?

> Bart.




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