From: "Martin K. Petersen" <martin.petersen-QHcLZuEGTsvQT0dZR+AlfA@public.gmane.org>
To: Chris Leech <cleech-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
Cc: linux-scsi-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
netdev-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
Lee Duncan <lduncan-IBi9RG/b67k@public.gmane.org>,
open-iscsi-/JYPxA39Uh5TLH3MbocFFw@public.gmane.org
Subject: Re: [PATCH] iscsi: respond to netlink with unicast when appropriate
Date: Thu, 12 Apr 2018 22:35:49 -0400 [thread overview]
Message-ID: <yq1zi27u92y.fsf@oracle.com> (raw)
In-Reply-To: <20180409221528.67880-1-cleech-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org> (Chris Leech's message of "Mon, 9 Apr 2018 15:15:28 -0700")
Chris,
> Instead of always multicasting responses, send a unicast netlink message
> directed at the correct pid. This will be needed if we ever want to
> support multiple userspace processes interacting with the kernel over
> iSCSI netlink simultaneously. Limitations can currently be seen if you
> attempt to run multiple iscsistart commands in parallel.
>
> We've fixed up the userspace issues in iscsistart that prevented
> multiple instances from running, so now attempts to speed up booting by
> bringing up multiple iscsi sessions at once in the initramfs are just
> running into misrouted responses that this fixes.
Applied to 4.17/scsi-fixes. Thanks!
--
Martin K. Petersen Oracle Linux Engineering
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WARNING: multiple messages have this Message-ID (diff)
From: "Martin K. Petersen" <martin.petersen-QHcLZuEGTsvQT0dZR+AlfA@public.gmane.org>
To: Chris Leech <cleech-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
Cc: <linux-scsi-u79uwXL29TY76Z2rM5mHXA@public.gmane.org>,
<netdev-u79uwXL29TY76Z2rM5mHXA@public.gmane.org>,
Lee Duncan <lduncan-IBi9RG/b67k@public.gmane.org>,
<open-iscsi-/JYPxA39Uh5TLH3MbocFFw@public.gmane.org>
Subject: Re: [PATCH] iscsi: respond to netlink with unicast when appropriate
Date: Thu, 12 Apr 2018 22:35:49 -0400 [thread overview]
Message-ID: <yq1zi27u92y.fsf@oracle.com> (raw)
In-Reply-To: <20180409221528.67880-1-cleech-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org> (Chris Leech's message of "Mon, 9 Apr 2018 15:15:28 -0700")
Chris,
> Instead of always multicasting responses, send a unicast netlink message
> directed at the correct pid. This will be needed if we ever want to
> support multiple userspace processes interacting with the kernel over
> iSCSI netlink simultaneously. Limitations can currently be seen if you
> attempt to run multiple iscsistart commands in parallel.
>
> We've fixed up the userspace issues in iscsistart that prevented
> multiple instances from running, so now attempts to speed up booting by
> bringing up multiple iscsi sessions at once in the initramfs are just
> running into misrouted responses that this fixes.
Applied to 4.17/scsi-fixes. Thanks!
--
Martin K. Petersen Oracle Linux Engineering
--
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To unsubscribe from this group and stop receiving emails from it, send an email to open-iscsi+unsubscribe-/JYPxA39Uh5TLH3MbocFF+G/Ez6ZCGd0@public.gmane.org
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next prev parent reply other threads:[~2018-04-13 2:35 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-04-09 22:15 [PATCH] iscsi: respond to netlink with unicast when appropriate Chris Leech
2018-04-09 22:15 ` Chris Leech
2018-04-09 23:03 ` Lee Duncan
[not found] ` <20180409221528.67880-1-cleech-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
2018-04-13 2:35 ` Martin K. Petersen [this message]
2018-04-13 2:35 ` Martin K. Petersen
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