Re: [PATCH] file-posix: Probe paths and retry SG_IO on potential path errors

2025-05-21 Thread Benjamin Marzinski
On Wed, May 21, 2025 at 07:46:30PM +0200, Kevin Wolf wrote: > Am 20.05.2025 um 16:03 hat Stefan Hajnoczi geschrieben: > > On Thu, May 15, 2025 at 05:02:46PM +0200, Kevin Wolf wrote: > > > Am 15.05.2025 um 16:01 hat Stefan Hajnoczi geschrieben: > > > > On Thu, May 15, 2025 at 10:15:53AM +0200, Kevin

Re: [PATCH] file-posix: Probe paths and retry SG_IO on potential path errors

2025-05-21 Thread Kevin Wolf
Am 20.05.2025 um 16:03 hat Stefan Hajnoczi geschrieben: > On Thu, May 15, 2025 at 05:02:46PM +0200, Kevin Wolf wrote: > > Am 15.05.2025 um 16:01 hat Stefan Hajnoczi geschrieben: > > > On Thu, May 15, 2025 at 10:15:53AM +0200, Kevin Wolf wrote: > > > > Am 13.05.2025 um 15:51 hat Stefan Hajnoczi gesc

Re: [PATCH] file-posix: Probe paths and retry SG_IO on potential path errors

2025-05-20 Thread Stefan Hajnoczi
On Thu, May 15, 2025 at 05:02:46PM +0200, Kevin Wolf wrote: > Am 15.05.2025 um 16:01 hat Stefan Hajnoczi geschrieben: > > On Thu, May 15, 2025 at 10:15:53AM +0200, Kevin Wolf wrote: > > > Am 13.05.2025 um 15:51 hat Stefan Hajnoczi geschrieben: > > > > On Tue, May 13, 2025 at 01:37:30PM +0200, Kevin

Re: [PATCH] file-posix: Probe paths and retry SG_IO on potential path errors

2025-05-15 Thread Kevin Wolf
Am 15.05.2025 um 16:01 hat Stefan Hajnoczi geschrieben: > On Thu, May 15, 2025 at 10:15:53AM +0200, Kevin Wolf wrote: > > Am 13.05.2025 um 15:51 hat Stefan Hajnoczi geschrieben: > > > On Tue, May 13, 2025 at 01:37:30PM +0200, Kevin Wolf wrote: > > > > When scsi-block is used on a host multipath dev

Re: [PATCH] file-posix: Probe paths and retry SG_IO on potential path errors

2025-05-15 Thread Stefan Hajnoczi
On Thu, May 15, 2025 at 10:15:53AM +0200, Kevin Wolf wrote: > Am 13.05.2025 um 15:51 hat Stefan Hajnoczi geschrieben: > > On Tue, May 13, 2025 at 01:37:30PM +0200, Kevin Wolf wrote: > > > When scsi-block is used on a host multipath device, it runs into the > > > problem that the kernel dm-mpath doe

Re: [PATCH] file-posix: Probe paths and retry SG_IO on potential path errors

2025-05-15 Thread Kevin Wolf
Am 13.05.2025 um 15:51 hat Stefan Hajnoczi geschrieben: > On Tue, May 13, 2025 at 01:37:30PM +0200, Kevin Wolf wrote: > > When scsi-block is used on a host multipath device, it runs into the > > problem that the kernel dm-mpath doesn't know anything about SCSI or > > SG_IO and therefore can't decid

Re: [PATCH] file-posix: Probe paths and retry SG_IO on potential path errors

2025-05-14 Thread Hanna Czenczek
On 13.05.25 13:37, Kevin Wolf wrote: When scsi-block is used on a host multipath device, it runs into the problem that the kernel dm-mpath doesn't know anything about SCSI or SG_IO and therefore can't decide if a SG_IO request returned an error and needs to be retried on a different path. Instead

Re: [PATCH] file-posix: Probe paths and retry SG_IO on potential path errors

2025-05-13 Thread Stefan Hajnoczi
On Tue, May 13, 2025 at 01:37:30PM +0200, Kevin Wolf wrote: > When scsi-block is used on a host multipath device, it runs into the > problem that the kernel dm-mpath doesn't know anything about SCSI or > SG_IO and therefore can't decide if a SG_IO request returned an error > and needs to be retried

[PATCH] file-posix: Probe paths and retry SG_IO on potential path errors

2025-05-13 Thread Kevin Wolf
When scsi-block is used on a host multipath device, it runs into the problem that the kernel dm-mpath doesn't know anything about SCSI or SG_IO and therefore can't decide if a SG_IO request returned an error and needs to be retried on a different path. Instead of getting working failover, an error