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Re: [PATCH 01/12] ubd: untagle discard vs write zeroes not support handling
- To: Christoph Hellwig <hch@xxxxxx>, Jens Axboe <axboe@xxxxxxxxx>, "Martin K. Petersen" <martin.petersen@xxxxxxxxxx>
- From: Bart Van Assche <bvanassche@xxxxxxx>
- Date: Thu, 30 May 2024 12:44:46 -0700
- Cc: Richard Weinberger <richard@xxxxxx>, Anton Ivanov <anton.ivanov@xxxxxxxxxxxxxxxxxx>, Johannes Berg <johannes@xxxxxxxxxxxxxxxx>, Josef Bacik <josef@xxxxxxxxxxxxxx>, Ilya Dryomov <idryomov@xxxxxxxxx>, Dongsheng Yang <dongsheng.yang@xxxxxxxxxxxx>, Roger Pau Monné <roger.pau@xxxxxxxxxx>, linux-um@xxxxxxxxxxxxxxxxxxx, linux-block@xxxxxxxxxxxxxxx, nbd@xxxxxxxxxxxxxxxx, ceph-devel@xxxxxxxxxxxxxxx, xen-devel@xxxxxxxxxxxxxxxxxxxx, linux-scsi@xxxxxxxxxxxxxxx
- Delivery-date: Thu, 30 May 2024 19:45:00 +0000
- List-id: Xen developer discussion <xen-devel.lists.xenproject.org>
On 5/28/24 22:04, Christoph Hellwig wrote:
Discard and Write Zeroes are different operation and implemented
by different fallocate opcodes for ubd. If one fails the other one
can work and vice versa.
Split the code to disable the operations in ubd_handler to only
disable the operation that actually failed.
Reviewed-by: Bart Van Assche <bvanassche@xxxxxxx>
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