Re: [PATCH v3] mptfusion: enable no_write_same for vmware scsi disks

2014-09-25 Thread Christoph Hellwig
Thanks, applied to drivers-for-3.18 with Cc to stable. -- To unsubscribe from this list: send the line unsubscribe linux-scsi in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html

Re: [PATCH v3] mptfusion: enable no_write_same for vmware scsi disks

2014-09-24 Thread Christoph Hellwig
On Tue, Sep 23, 2014 at 07:28:04PM -0400, Martin K. Petersen wrote: Chris == Chris J Arges chris.j.ar...@canonical.com writes: Chris 1) Does this workaround make sense? Perhaps there is an easier Chrisway? One option is to ship a udev rule that disables write same on VMware disks.

Re: [PATCH v3] mptfusion: enable no_write_same for vmware scsi disks

2014-09-24 Thread Martin K. Petersen
Christoph == Christoph Hellwig h...@infradead.org writes: Christoph I'd like to add Chris latests patch and Cc it to stable. Christoph Martin, given that you're ok with it can you give me a Reviewed-by: Martin K. Petersen martin.peter...@oracle.com -- Martin K. Petersen Oracle Linux

[PATCH v3] mptfusion: enable no_write_same for vmware scsi disks

2014-09-23 Thread Chris J Arges
When using a virtual SCSI disk in a VMWare VM if blkdev_issue_zeroout is used data can be improperly zeroed out using the mptfusion driver. This patch disables write_same for this driver and the vmware subsystem_vendor which ensures that manual zeroing out is used instead. BugLink:

Re: [PATCH v3] mptfusion: enable no_write_same for vmware scsi disks

2014-09-23 Thread Chris J Arges
On 09/23/2014 09:22 AM, Chris J Arges wrote: When using a virtual SCSI disk in a VMWare VM if blkdev_issue_zeroout is used data can be improperly zeroed out using the mptfusion driver. This patch disables write_same for this driver and the vmware subsystem_vendor which ensures that manual

Re: [PATCH v3] mptfusion: enable no_write_same for vmware scsi disks

2014-09-23 Thread Chris J Arges
On 09/23/2014 09:22 AM, Chris J Arges wrote: When using a virtual SCSI disk in a VMWare VM if blkdev_issue_zeroout is used data can be improperly zeroed out using the mptfusion driver. This patch disables write_same for this driver and the vmware subsystem_vendor which ensures that manual

Re: [PATCH v3] mptfusion: enable no_write_same for vmware scsi disks

2014-09-23 Thread Martin K. Petersen
Chris == Chris J Arges chris.j.ar...@canonical.com writes: Chris 1) Does this workaround make sense? Perhaps there is an easier Chrisway? One option is to ship a udev rule that disables write same on VMware disks. However, I don't have a fundamental problem having a workaround for this in