From: Bart Van Assche <bvanassche@acm.org>
To: Alexander Wetzel <Alexander@wetzel-home.de>, dgilbert@interlog.com
Cc: gregkh@linuxfoundation.org, sachinp@linux.ibm.com,
linux-scsi@vger.kernel.org, linuxppc-dev@lists.ozlabs.org,
martin.petersen@oracle.com, stable@vger.kernel.org
Subject: Re: [PATCH v3] scsi: sg: Avoid race in error handling & drop bogus warn
Date: Wed, 3 Apr 2024 16:24:30 -0700 [thread overview]
Message-ID: <bc800bdd-6563-40ba-bc8d-e98b87748c15@acm.org> (raw)
In-Reply-To: <20240401191038.18359-1-Alexander@wetzel-home.de>
On 4/1/24 12:10 PM, Alexander Wetzel wrote:
> @@ -301,11 +302,12 @@ sg_open(struct inode *inode, struct file *filp)
>
> /* This driver's module count bumped by fops_get in <linux/fs.h> */
> /* Prevent the device driver from vanishing while we sleep */
> - retval = scsi_device_get(sdp->device);
> + device = sdp->device;
> + retval = scsi_device_get(device);
> if (retval)
> goto sg_put;
Are all the sdp->device -> device changes essential? Isn't there a
preference to minimize patches that will end up in the stable trees?
Thanks,
Bart.
WARNING: multiple messages have this Message-ID (diff)
From: Bart Van Assche <bvanassche@acm.org>
To: Alexander Wetzel <Alexander@wetzel-home.de>, dgilbert@interlog.com
Cc: martin.petersen@oracle.com, linux-scsi@vger.kernel.org,
gregkh@linuxfoundation.org, stable@vger.kernel.org,
sachinp@linux.ibm.com, linuxppc-dev@lists.ozlabs.org
Subject: Re: [PATCH v3] scsi: sg: Avoid race in error handling & drop bogus warn
Date: Wed, 3 Apr 2024 16:24:30 -0700 [thread overview]
Message-ID: <bc800bdd-6563-40ba-bc8d-e98b87748c15@acm.org> (raw)
In-Reply-To: <20240401191038.18359-1-Alexander@wetzel-home.de>
On 4/1/24 12:10 PM, Alexander Wetzel wrote:
> @@ -301,11 +302,12 @@ sg_open(struct inode *inode, struct file *filp)
>
> /* This driver's module count bumped by fops_get in <linux/fs.h> */
> /* Prevent the device driver from vanishing while we sleep */
> - retval = scsi_device_get(sdp->device);
> + device = sdp->device;
> + retval = scsi_device_get(device);
> if (retval)
> goto sg_put;
Are all the sdp->device -> device changes essential? Isn't there a
preference to minimize patches that will end up in the stable trees?
Thanks,
Bart.
next prev parent reply other threads:[~2024-04-03 23:24 UTC|newest]
Thread overview: 27+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-03-29 9:08 [powerpc] WARN at drivers/scsi/sg.c:2236 (sg_remove_sfp_usercontext) Sachin Sant
2024-03-29 9:08 ` Sachin Sant
2024-03-29 11:10 ` Alexander Wetzel
2024-03-29 11:10 ` Alexander Wetzel
2024-03-29 14:37 ` Sachin Sant
2024-04-01 9:56 ` [PATCH] scsi: sg: Avoid race in error handling & drop bogus warn Alexander Wetzel
2024-04-01 9:56 ` Alexander Wetzel
2024-04-01 10:03 ` [PATCH v2] " Alexander Wetzel
2024-04-01 10:03 ` Alexander Wetzel
2024-04-01 17:09 ` Bart Van Assche
2024-04-01 17:09 ` Bart Van Assche
2024-04-01 19:01 ` Alexander Wetzel
2024-04-01 19:01 ` Alexander Wetzel
2024-04-01 19:10 ` [PATCH v3] " Alexander Wetzel
2024-04-01 19:10 ` Alexander Wetzel
2024-04-02 6:01 ` Sachin Sant
2024-04-02 6:01 ` Sachin Sant
2024-04-03 23:24 ` Bart Van Assche [this message]
2024-04-03 23:24 ` Bart Van Assche
2024-04-04 6:55 ` Alexander Wetzel
2024-04-04 6:55 ` Alexander Wetzel
2024-04-04 16:34 ` Bart Van Assche
2024-04-04 16:34 ` Bart Van Assche
2024-04-04 22:22 ` Martin K. Petersen
2024-04-04 22:22 ` Martin K. Petersen
2024-04-06 1:58 ` Martin K. Petersen
2024-04-06 1:58 ` Martin K. Petersen
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