All of lore.kernel.org
 help / color / mirror / Atom feed
From: Dan Carpenter <dan.carpenter@oracle.com>
To: Joseph Salisbury <joseph.salisbury@canonical.com>
Cc: list@osuosl.org, Jiri Kosina <jkosina@suse.cz>,
	Haiyang Zhang <haiyangz@microsoft.com>,
	LKML <linux-kernel@vger.kernel.org>,
	open@osuosl.org, HID CORE LAYER <linux-input@vger.kernel.org>,
	devel@linuxdriverproject.org, thomas@m3y3r.de
Subject: Re: [v3.11][Regression] HID: hyperv: convert alloc+memcpy to memdup
Date: Mon, 16 Sep 2013 23:38:24 +0300	[thread overview]
Message-ID: <20130916203824.GP25896@mwanda> (raw)
In-Reply-To: <5237430B.5040009@canonical.com>

On Mon, Sep 16, 2013 at 01:42:35PM -0400, Joseph Salisbury wrote:
> Reverting the patch changes the driver back to useing kzalloc() and
> memcpy() instead of  kmemdup.  Doing so has uncovered another bug, which
> causes an oops on memcpy()[1].  We are in the process of bisecting that
> one now and will provide the results.

The two bugs are the same it's that the code has shifted a little.  Mark
the commit as buggy and continue with the git bisect.

regards,
dan carpenter

WARNING: multiple messages have this Message-ID (diff)
From: Dan Carpenter <dan.carpenter@oracle.com>
To: Joseph Salisbury <joseph.salisbury@canonical.com>
Cc: thomas@m3y3r.de, Jiri Kosina <jkosina@suse.cz>,
	list@osuosl.org, Haiyang Zhang <haiyangz@microsoft.com>,
	LKML <linux-kernel@vger.kernel.org>,
	open@osuosl.org, HID CORE LAYER <linux-input@vger.kernel.org>,
	devel@linuxdriverproject.org
Subject: Re: [v3.11][Regression] HID: hyperv: convert alloc+memcpy to memdup
Date: Mon, 16 Sep 2013 23:38:24 +0300	[thread overview]
Message-ID: <20130916203824.GP25896@mwanda> (raw)
In-Reply-To: <5237430B.5040009@canonical.com>

On Mon, Sep 16, 2013 at 01:42:35PM -0400, Joseph Salisbury wrote:
> Reverting the patch changes the driver back to useing kzalloc() and
> memcpy() instead of  kmemdup.  Doing so has uncovered another bug, which
> causes an oops on memcpy()[1].  We are in the process of bisecting that
> one now and will provide the results.

The two bugs are the same it's that the code has shifted a little.  Mark
the commit as buggy and continue with the git bisect.

regards,
dan carpenter

  reply	other threads:[~2013-09-16 20:38 UTC|newest]

Thread overview: 32+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2013-09-16 17:42 [v3.11][Regression] HID: hyperv: convert alloc+memcpy to memdup Joseph Salisbury
2013-09-16 20:38 ` Dan Carpenter [this message]
2013-09-16 20:38   ` Dan Carpenter
2013-09-16 20:49   ` Joseph Salisbury
2013-09-16 20:49     ` Joseph Salisbury
2013-09-16 21:05     ` Dan Carpenter
2013-09-16 21:05       ` Dan Carpenter
2013-09-17  0:44       ` Joseph Salisbury
2013-09-17  0:44         ` Joseph Salisbury
2013-09-24  9:29         ` Jiri Kosina
2013-09-24 13:52           ` Joseph Salisbury
2013-09-24 18:25           ` Joseph Salisbury
2013-09-24 18:25             ` Joseph Salisbury
2013-09-25 17:45           ` Joseph Salisbury
2013-09-27 10:50             ` Jiri Kosina
2013-09-27 10:50               ` Jiri Kosina
2013-09-27 14:42               ` Joseph Salisbury
2013-09-27 14:42                 ` Joseph Salisbury
2013-09-27 15:24                 ` Dan Carpenter
2013-09-27 15:24                   ` Dan Carpenter
2013-09-27 15:59                   ` Dan Carpenter
2013-09-30 14:35                   ` Jiri Kosina
2013-09-30 14:59                     ` Dan Carpenter
2013-09-30 14:59                       ` Dan Carpenter
2013-12-16 13:01                 ` Jiri Kosina
2013-12-19  9:55                   ` David Herrmann
2013-12-19  9:59                     ` Jiri Kosina
2013-12-19 10:08                       ` David Herrmann
2013-12-19 10:08                         ` David Herrmann
2013-12-19 11:22                         ` David Herrmann
2013-12-19 11:22                           ` David Herrmann
2013-12-19 12:59                           ` Jiri Kosina

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=20130916203824.GP25896@mwanda \
    --to=dan.carpenter@oracle.com \
    --cc=devel@linuxdriverproject.org \
    --cc=haiyangz@microsoft.com \
    --cc=jkosina@suse.cz \
    --cc=joseph.salisbury@canonical.com \
    --cc=linux-input@vger.kernel.org \
    --cc=linux-kernel@vger.kernel.org \
    --cc=list@osuosl.org \
    --cc=open@osuosl.org \
    --cc=thomas@m3y3r.de \
    /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.