From: "Michael S. Tsirkin" <mst@redhat.com>
To: Mike Christie <michael.christie@oracle.com>
Cc: linux-scsi@vger.kernel.org,
virtualization@lists.linux-foundation.org,
target-devel@vger.kernel.org, stefanha@redhat.com,
pbonzini@redhat.com
Subject: Re: [PATCH v2 0/2] vhost-scsi: Fix IO hangs when using windows
Date: Mon, 10 Jul 2023 01:52:19 -0400 [thread overview]
Message-ID: <20230710015042-mutt-send-email-mst@kernel.org> (raw)
In-Reply-To: <20230709202859.138387-1-michael.christie@oracle.com>
On Sun, Jul 09, 2023 at 03:28:57PM -0500, Mike Christie wrote:
> The following patches were made over Linus's tree and fix an issue
> where windows guests will send iovecs with offset/lengths that result
> in IOs that are not aligned to 512. The LIO layer will then send them
> to Linux's FS/block layer but it requires 512 byte alignment, so
> depending on the FS/block driver being used we will get IO errors or
> hung IO.
>
> The following patches have vhost-scsi detect when windows sends these
> IOs and copy them to a bounce buffer. It then does some cleanup in
> the related code.
Thanks, tagged!
Mike, you are the main developer on vhost/scsi recently.
Do you want to be listed in MAINTAINERS too?
This implies you will be expected to review patches/bug reports
though.
Thanks,
--
MST
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WARNING: multiple messages have this Message-ID (diff)
From: "Michael S. Tsirkin" <mst@redhat.com>
To: Mike Christie <michael.christie@oracle.com>
Cc: target-devel@vger.kernel.org, linux-scsi@vger.kernel.org,
stefanha@redhat.com, pbonzini@redhat.com, jasowang@redhat.com,
sgarzare@redhat.com, virtualization@lists.linux-foundation.org
Subject: Re: [PATCH v2 0/2] vhost-scsi: Fix IO hangs when using windows
Date: Mon, 10 Jul 2023 01:52:19 -0400 [thread overview]
Message-ID: <20230710015042-mutt-send-email-mst@kernel.org> (raw)
In-Reply-To: <20230709202859.138387-1-michael.christie@oracle.com>
On Sun, Jul 09, 2023 at 03:28:57PM -0500, Mike Christie wrote:
> The following patches were made over Linus's tree and fix an issue
> where windows guests will send iovecs with offset/lengths that result
> in IOs that are not aligned to 512. The LIO layer will then send them
> to Linux's FS/block layer but it requires 512 byte alignment, so
> depending on the FS/block driver being used we will get IO errors or
> hung IO.
>
> The following patches have vhost-scsi detect when windows sends these
> IOs and copy them to a bounce buffer. It then does some cleanup in
> the related code.
Thanks, tagged!
Mike, you are the main developer on vhost/scsi recently.
Do you want to be listed in MAINTAINERS too?
This implies you will be expected to review patches/bug reports
though.
Thanks,
--
MST
next prev parent reply other threads:[~2023-07-10 5:52 UTC|newest]
Thread overview: 23+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-07-09 20:28 [PATCH v2 0/2] vhost-scsi: Fix IO hangs when using windows Mike Christie
2023-07-09 20:28 ` Mike Christie
2023-07-09 20:28 ` [PATCH v2 1/2] vhost-scsi: Fix alignment handling with windows Mike Christie
2023-07-09 20:28 ` Mike Christie
2023-07-09 20:28 ` [PATCH v2 2/2] vhost-scsi: Rename vhost_scsi_iov_to_sgl Mike Christie
2023-07-09 20:28 ` Mike Christie
2023-07-10 5:52 ` Michael S. Tsirkin [this message]
2023-07-10 5:52 ` [PATCH v2 0/2] vhost-scsi: Fix IO hangs when using windows Michael S. Tsirkin
2023-07-11 1:36 ` michael.christie
2023-07-11 1:36 ` michael.christie
2023-07-11 18:34 ` Stefan Hajnoczi
2023-07-11 18:34 ` Stefan Hajnoczi
2023-07-11 21:01 ` Mike Christie
2023-07-11 21:01 ` Mike Christie
2023-07-12 14:26 ` Stefan Hajnoczi
2023-07-12 14:26 ` Stefan Hajnoczi
2023-07-12 16:05 ` Mike Christie
2023-07-12 16:05 ` Mike Christie
2023-07-13 5:55 ` Vadim Rozenfeld
2023-07-13 14:07 ` Stefan Hajnoczi
2023-07-13 14:07 ` Stefan Hajnoczi
2023-07-13 14:03 ` Stefan Hajnoczi
2023-07-13 14:03 ` Stefan Hajnoczi
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