From: "Martin K. Petersen" <martin.petersen@oracle.com>
To: Lukas Czerner <lczerner@redhat.com>
Cc: linux-scsi@vger.kernel.org, JBottomley@parallels.com,
tytso@mit.edu, pbonzini@redhat.com, linux-kernel@vger.kernel.org
Subject: Re: [PATCH] scsi_debug: Fix off-by-one bug when unmapping region
Date: Fri, 17 Aug 2012 12:11:50 -0400 [thread overview]
Message-ID: <yq1d32ph515.fsf@sermon.lab.mkp.net> (raw)
In-Reply-To: <1345127925-32042-1-git-send-email-lczerner@redhat.com> (Lukas Czerner's message of "Thu, 16 Aug 2012 16:38:45 +0200")
>>>>> "Lukas" == Lukas Czerner <lczerner@redhat.com> writes:
Lukas> Currently it is possible to unmap one more block than user
Lukas> requested to due to the off-by-one error in unmap_region(). This
Lukas> is probably due to the fact that the end variable despite its
Lukas> name actually points to the last block to unmap + 1. However in
Lukas> the condition it is handled as the last block of the region to
Lukas> unmap.
Acked-by: Martin K. Petersen <martin.petersen@oracle.com>
--
Martin K. Petersen Oracle Linux Engineering
next prev parent reply other threads:[~2012-08-17 16:11 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-08-16 14:38 [PATCH] scsi_debug: Fix off-by-one bug when unmapping region Lukas Czerner
2012-08-17 16:11 ` Martin K. Petersen [this message]
2012-09-05 19:35 ` Lukáš Czerner
2012-09-05 19:41 ` Douglas Gilbert
2012-10-03 13:46 ` Lukáš Czerner
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=yq1d32ph515.fsf@sermon.lab.mkp.net \
--to=martin.petersen@oracle.com \
--cc=JBottomley@parallels.com \
--cc=lczerner@redhat.com \
--cc=linux-kernel@vger.kernel.org \
--cc=linux-scsi@vger.kernel.org \
--cc=pbonzini@redhat.com \
--cc=tytso@mit.edu \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.