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From: Daniel Henrique Barboza <danielhb413@gmail.com>
To: Paolo Bonzini <pbonzini@redhat.com>, qemu-devel@nongnu.org
Cc: mreitz@redhat.com
Subject: Re: [Qemu-devel] [PATCH 0/4] scsi-generic: fixes for Block Limits emulation
Date: Tue, 6 Nov 2018 13:54:12 -0200	[thread overview]
Message-ID: <fa37541c-a2a8-8bbc-6114-e15b650da020@gmail.com> (raw)
In-Reply-To: <20181029173437.32559-1-pbonzini@redhat.com>

Hi,

How did you find all those issues, Max? First patch is something that
I missed out from the SCSI spec (ordering of the VPD pages)
and could have been detected by code inspection,  but I am curious about
the other fixes.


Thanks,


Daniel

On 10/29/18 2:34 PM, Paolo Bonzini wrote:
> scsi-generic (pass through) devices are able to inject an artificial Block
> Limits VPD page in order to communicate host HBA limits to the guest.
> However, Max Reitz found a few issues with the implementation of this
> feature; this series should fix them all.
>
> Paolo
>
> Paolo Bonzini (4):
>    scsi-generic: keep VPD page list sorted
>    scsi-generic: avoid out-of-bounds access to VPD page list
>    scsi-generic: avoid invalid access to struct when emulating block
>      limits
>    scsi-generic: do not do VPD emulation for sense other than
>      ILLEGAL_REQUEST
>
>   hw/scsi/Makefile.objs       |  2 +-
>   hw/scsi/emulation.c         | 42 +++++++++++++++++
>   hw/scsi/scsi-disk.c         | 92 ++++++++-----------------------------
>   hw/scsi/scsi-generic.c      | 51 +++++++++++++++-----
>   include/hw/scsi/emulation.h | 16 +++++++
>   include/hw/scsi/scsi.h      |  1 -
>   6 files changed, 119 insertions(+), 85 deletions(-)
>   create mode 100644 hw/scsi/emulation.c
>   create mode 100644 include/hw/scsi/emulation.h
>

  parent reply	other threads:[~2018-11-06 15:54 UTC|newest]

Thread overview: 21+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-10-29 17:34 [Qemu-devel] [PATCH 0/4] scsi-generic: fixes for Block Limits emulation Paolo Bonzini
2018-10-29 17:34 ` [Qemu-devel] [PATCH 1/4] scsi-generic: keep VPD page list sorted Paolo Bonzini
2018-11-06  1:45   ` Max Reitz
2018-11-06 15:39   ` Daniel Henrique Barboza
2018-10-29 17:34 ` [Qemu-devel] [PATCH 2/4] scsi-generic: avoid out-of-bounds access to VPD page list Paolo Bonzini
2018-10-30 21:26   ` Philippe Mathieu-Daudé
2018-11-06  1:52   ` Max Reitz
2018-11-06 15:40   ` Daniel Henrique Barboza
2018-10-29 17:34 ` [Qemu-devel] [PATCH 3/4] scsi-generic: avoid invalid access to struct when emulating block limits Paolo Bonzini
2018-11-06  2:16   ` Max Reitz
2018-11-06  9:44     ` Paolo Bonzini
2018-10-29 17:34 ` [Qemu-devel] [PATCH 4/4] scsi-generic: do not do VPD emulation for sense other than ILLEGAL_REQUEST Paolo Bonzini
2018-11-06  2:22   ` Max Reitz
2018-10-31 23:17 ` [Qemu-devel] [PATCH 0/4] scsi-generic: fixes for Block Limits emulation no-reply
2018-10-31 23:27 ` no-reply
2018-11-06 15:31 ` no-reply
2018-11-06 15:42 ` no-reply
2018-11-06 15:54 ` Daniel Henrique Barboza [this message]
2018-11-06 18:54   ` Paolo Bonzini
2018-11-07 11:36 ` no-reply
2018-11-07 11:46 ` no-reply

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