On 04/28/2014 06:19 AM, NeilBrown wrote:
> On Tue, 15 Apr 2014 10:01:44 +0200 Artur Paszkiewicz
> <artur.paszkiewicz@xxxxxxxxx> wrote:
>
>> For large arrays (component size > 100GB) if write-intent bitmap is not
>> enabled, then it is set by default to "internal", even if the metadata
>> format does support internal bitmaps, which causes Create to fail.
>>
>> This patch adds checking if add_internal_bitmap is set in the
>> superswitch before setting bitmap_file to "internal".
>>
>> Signed-off-by: Artur Paszkiewicz <artur.paszkiewicz@xxxxxxxxx>
>> ---
>> Create.c | 1 +
>> 1 file changed, 1 insertion(+)
>>
>> diff --git a/Create.c b/Create.c
>> index e42627c..602f79c 100644
>> --- a/Create.c
>> +++ b/Create.c
>> @@ -509,6 +509,7 @@ int Create(struct supertype *st, char *mddev,
>>
>> if (!s->bitmap_file &&
>> s->level >= 1 &&
>> + st->ss->add_internal_bitmap &&
>> (s->write_behind || s->size > 100*1024*1024ULL)) {
>> if (c->verbose > 0)
>> pr_err("automatically enabling write-intent bitmap on large array\n");
>
> Applied (at last:-)
>
> Thanks,
> NeilBrown
Thanks, but it seems it is not applied yet. I don't see it in the
repository.
Artur
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