[PATCH 2/2] dm mpath: Interface for explicit probing of active paths

2025-04-29 Thread Kevin Wolf
Hanna Czenczek Signed-off-by: Hanna Czenczek Signed-off-by: Kevin Wolf --- include/uapi/linux/dm-ioctl.h | 9 +++- drivers/md/dm-ioctl.c | 1 + drivers/md/dm-mpath.c | 91 ++- 3 files changed, 98 insertions(+), 3 deletions(-) diff --git a/include

[PATCH 1/2] dm: Allow .prepare_ioctl to handle ioctls directly

2025-04-29 Thread Kevin Wolf
ed down through all device mapper layers until it reached a device that can't understand the ioctl and would return an error. Signed-off-by: Kevin Wolf --- include/linux/device-mapper.h | 9 - drivers/md/dm-dust.c | 4 +++- drivers/md/dm-ebs-target.c| 3 ++- dr

[PATCH 0/2] dm mpath: Interface for explicit probing of active paths

2025-04-29 Thread Kevin Wolf
nd at: https://repo.or.cz/qemu/kevin.git/commitdiff/78a474da3b39469b11fbb1d4e0ddf4797b637d35 Kevin Wolf (2): dm: Allow .prepare_ioctl to handle ioctls directly dm mpath: Interface for explicit probing of active paths include/linux/device-mapper.h | 9 +++- include/uapi/linux/dm-ioctl.h

Re: [PATCH 0/2] dm mpath: Interface for explicit probing of active paths

2025-05-13 Thread Kevin Wolf
Am 13.05.2025 um 07:55 hat Christoph Hellwig geschrieben: > 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

Re: [PATCH 0/2] dm mpath: Interface for explicit probing of active paths

2025-05-12 Thread Kevin Wolf
Am 08.05.2025 um 15:51 hat Martin Wilck geschrieben: > Hello Kevin, > > [I'm sorry for the previous email. It seems that I clicked "send" in > the wrong window]. > > On Tue, 2025-04-29 at 18:50 +0200, Kevin Wolf wrote: > > Multipath cannot directly pr

Re: [PATCH 0/2] dm mpath: Interface for explicit probing of active paths

2025-05-19 Thread Kevin Wolf
Am 16.05.2025 um 08:00 hat Christoph Hellwig geschrieben: > On Thu, May 15, 2025 at 12:11:49PM +0200, Kevin Wolf wrote: > > If you're talking about SG_IO in dm-mpath, then PRIN/PROUT commands are > > actually the one thing that we don't need. libmpathpersist send

Re: [PATCH 0/2] dm mpath: Interface for explicit probing of active paths

2025-05-15 Thread Kevin Wolf
Am 14.05.2025 um 23:21 hat Martin Wilck geschrieben: > On Tue, 2025-05-13 at 10:00 +0200, Martin Wilck wrote: > > > If you think it does, is there another reason why you didn't try > > > this > > > before? > > > > It didn't occur to me back then that we could fail paths without > > retrying in the