From: "Michael S. Tsirkin" <mst@redhat.com>
To: ronnie sahlberg <ronniesahlberg@gmail.com>
Cc: Hannes Reinecke <hare@suse.de>, Dor Laor <dlaor@redhat.com>,
"Nicholas A. Bellinger" <nab@linux-iscsi.org>,
Christian Borntraeger <borntraeger@de.ibm.com>,
James Bottomley <James.Bottomley@hansenpartnership.com>,
Paolo Bonzini <pbonzini@redhat.com>,
Christian Hoff <christian.hoff@de.ibm.com>,
borntrae@linux.vnet.ibm.com, kvm@vger.kernel.org,
linux-kernel@vger.kernel.org, linux-scsi@vger.kernel.org,
rusty@rustcorp.com.au, Stefan Hajnoczi <stefanha@gmail.com>,
target-devel <target-devel@vger.kernel.org>
Subject: Re: Pe: [PATCH v5 1/3] virtio-scsi: first version
Date: Tue, 14 Feb 2012 03:11:45 +0200 [thread overview]
Message-ID: <20120214011144.GB5192@redhat.com> (raw)
In-Reply-To: <CAN05THTTva709Dab9f_PBWxehMWnP9Gg4T7Nnmg7Swk3xuz7aQ@mail.gmail.com>
On Tue, Feb 14, 2012 at 11:49:55AM +1100, ronnie sahlberg wrote:
> By just exposing this device to the kernel, the kernel keeps sending,
> or if not the kernel maybe some other process trying to poll the
> status?
>
> every few seconds :
> PREVENT_ALLOW_MEDIUM_REMOVAL prevent removal
> PREVENT_ALLOW_MEDIUM_REMOVAL to immediatel change it back to allow
> removal again
> TEST_UNIT_READY
>
>
> After I run this
> mount /dev/sdd1 /mnt
>
> The kernel sends a single
> PREVENT_ALLOW_MEDIUM_REMOVAL to prevent removal
> then every few seconds a
> TEST_UNIT_READY
>
>
> This is what it does for removable SBC disks. Maybe it does something
> differently for "permanent" SBC disks.
>
> regards
> ronnie sahlberg
There used to be a daemon for this.
next prev parent reply other threads:[~2012-02-14 1:11 UTC|newest]
Thread overview: 34+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-02-06 9:51 Pe: [PATCH v5 1/3] virtio-scsi: first version Christian Hoff
2012-02-07 9:54 ` Paolo Bonzini
2012-02-07 11:10 ` Michael S. Tsirkin
2012-02-07 11:26 ` Paolo Bonzini
2012-02-07 11:56 ` Christian Borntraeger
2012-02-07 12:31 ` Paolo Bonzini
2012-02-07 13:18 ` Christian Borntraeger
2012-02-07 13:59 ` Christian Hoff
2012-02-07 14:28 ` Paolo Bonzini
2012-02-08 13:37 ` Christian Hoff
2012-02-09 9:25 ` Paolo Bonzini
2012-02-09 12:18 ` Christian Hoff
2012-02-12 20:16 ` James Bottomley
2012-02-12 23:41 ` Rusty Russell
2012-02-13 7:05 ` Christian Borntraeger
2012-02-13 7:57 ` Dor Laor
2012-02-13 12:40 ` Nicholas A. Bellinger
2012-02-13 12:54 ` Dor Laor
2012-02-13 13:00 ` Michael S. Tsirkin
2012-02-13 13:13 ` ronnie sahlberg
2012-02-13 13:17 ` Paolo Bonzini
2012-02-13 13:18 ` Michael S. Tsirkin
2012-02-13 15:12 ` Hannes Reinecke
2012-02-13 20:42 ` ronnie sahlberg
2012-02-13 20:53 ` ronnie sahlberg
2012-02-13 22:59 ` Michael S. Tsirkin
2012-02-13 23:30 ` ronnie sahlberg
2012-02-13 23:33 ` Michael S. Tsirkin
2012-02-14 0:49 ` ronnie sahlberg
2012-02-14 1:11 ` Michael S. Tsirkin [this message]
2012-02-14 9:57 ` Paolo Bonzini
2012-02-13 11:08 ` Bart Van Assche
2012-02-13 9:19 ` Paolo Bonzini
2012-02-14 0:07 ` Rusty Russell
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