On 5/13/25 08:14, Christoph Hellwig wrote:
On Tue, May 13, 2025 at 08:09:45AM +0200, Hannes Reinecke wrote:
On 5/13/25 07:55, Christoph Hellwig wrote:
On Mon, May 12, 2025 at 05:18:43PM +0200, Kevin Wolf wrote:
Yes, it's a bit unfortunate, but we have to work with what we have. QEMU
doesn't even necessarily know that it's dealing with a multipath device,
so it just has to blindly try the ioctl and see if it works.
Why is qemu even using SG_IO to start with?
To be able to forward SCSI commands.
Why?
Reservations and stuff.
There are customer who use GPFS ...
But yes, I know. We are working on it; it should be possible to hook in
the generic block reservation code here.
Cheers,
Hannes
--
Dr. Hannes Reinecke Kernel Storage Architect
h...@suse.de +49 911 74053 688
SUSE Software Solutions GmbH, Frankenstr. 146, 90461 Nürnberg
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