Re: [RFC PATCH -next v3 07/10] fs: introduce FALLOC_FL_WRITE_ZEROES to fallocate

Zhang Yi
2025-04-18T06:44:49Z

On 2025/4/9 18:50, Christian Brauner wrote:
> On Wed, Apr 09, 2025 at 12:35:48PM +0200, Christoph Hellwig wrote:
>> On Tue, Mar 18, 2025 at 03:35:42PM +0800, Zhang Yi wrote:
>>> Users can check the disk support of unmap write zeroes command by
>>> querying:
>>>
>>> /sys/block/<disk>/queue/write_zeroes_unmap
>>
>> No, that is not in any way a good user interface. Users need to be
>> able to query this on a per-file basis.
>
> Agreed. This should get a statx attribute most likely.

Sorry for the late. Sure, I will add a statx attribute for both bdev and ext4.

Thanks,
Yi.