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SubjectRe: [PATCH - mdadm] mdopen: always try create_named_array()
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On 3/19/23 18:09, NeilBrown wrote:
> On Mon, 20 Mar 2023, Jes Sorensen wrote:
>> On 3/13/23 20:06, NeilBrown wrote:
>>>
>>> mdopen() will use create_named_array() to ask the kernel to create the
>>> given md array, but only if it is given a number or name.
>>> If it is NOT given a name and is required to choose one itself using
>>> find_free_devnm() it does NOT use create_named_array().
>>>
>>> On kernels with CONFIG_BLOCK_LEGACY_AUTOLOAD not set, this can result in
>>> failure to assemble an array. This can particularly seen when the
>>> "name" of the array begins with a host name different to the name of the
>>> host running the command.
>>>
>>> So add the missing call to create_named_array().
>>>
>>> Link: https://bugzilla.kernel.org/show_bug.cgi?id=217074
>>> Signed-off-by: NeilBrown <neilb@suse.de>
>>
>> Applied!
>
> Thanks.
>
> Do you have plans for releasing 4.3? I'd like this patch to be in a
> numbered release for at least a few months before we change the kernel
> Kconfig to allow md to be built without CONFIG_BLOCK_LEGACY_AUTOLOAD.

No immediate plans, but no reason why we shouldn't do it. I think
Mariusz has some pending changes he wants to get in as well, like the
error number stuff.

So lets make this a call for submitting changes for mdadm that are
needed for the next release.

Thanks,
Jes


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