List of just the sha1s: f3cfabce7a2e92564d380de3aad4b43901fb7ae6 3533f8603d28b77c62d75ec899449a99bc6b77a1 f885fb73f64154690c2158e813de56363389ffec 56b26e69c8283121febedd12b3cc193384af46b9 adb6f9e1a8c6af1037232b59edb11277471537ea 8caf92d80526f3d7cc96831ec18b384ebcaccdf0 52f9614dd8294e95d2c0929c2d4f64b077ae486f 4cd83ecdac20d30725b4f96e5d7814a1e290bc7e 26b9fd8b3452dcf0a8862e307ee23f442f63fb51
These are all merged for v3.17-rc1. ** Description changed: A number of significant fixes have landed upstream for Hyper-V/Azure clouds. The upstream devs for this recommend we apply the below list of patches: - <TBI> + commit 26b9fd8b3452dcf0a8862e307ee23f442f63fb51 + Author: K. Y. Srinivasan <k...@microsoft.com> + Date: Fri Jul 18 17:11:27 2014 +0200 + + sd: fix a bug in deriving the FLUSH_TIMEOUT from the basic I/O timeout + + Commit ID: 7e660100d85af860e7ad763202fff717adcdaacd added code to derive the + FLUSH_TIMEOUT from the basic I/O timeout. However, this patch did not use the + basic I/O timeout of the device. Fix this bug. + + Signed-off-by: K. Y. Srinivasan <k...@microsoft.com> + Reviewed-by: James Bottomley <jbottom...@parallels.com> + Signed-off-by: Christoph Hellwig <h...@lst.de> + + commit 4cd83ecdac20d30725b4f96e5d7814a1e290bc7e + Author: K. Y. Srinivasan <k...@microsoft.com> + Date: Sat Jul 12 09:48:26 2014 -0700 + + Drivers: scsi: storvsc: Change the limits to reflect the values on the host + + Hyper-V hosts can support multiple targets and multiple channels and larger number of + LUNs per target. Update the code to reflect this. With this patch we can correctly + enumerate all the paths in a multi-path storage environment. + + Signed-off-by: K. Y. Srinivasan <k...@microsoft.com> + Reviewed-by: Hannes Reinecke <h...@suse.de> + Cc: <sta...@vger.kernel.org> + Signed-off-by: Christoph Hellwig <h...@lst.de> + + commit 52f9614dd8294e95d2c0929c2d4f64b077ae486f + Author: K. Y. Srinivasan <k...@microsoft.com> + Date: Sat Jul 12 09:48:27 2014 -0700 + + Drivers: scsi: storvsc: Set cmd_per_lun to reflect value supported by the Host + + Set cmd_per_lun to reflect value supported by the Host. + + Signed-off-by: K. Y. Srinivasan <k...@microsoft.com> + Reviewed-by: Hannes Reinecke <h...@suse.de> + Cc: <sta...@vger.kernel.org> + Signed-off-by: Christoph Hellwig <h...@lst.de> + + commit 8caf92d80526f3d7cc96831ec18b384ebcaccdf0 + Author: K. Y. Srinivasan <k...@microsoft.com> + Date: Sat Jul 12 09:48:28 2014 -0700 + + Drivers: scsi: storvsc: Filter commands based on the storage protocol version + + Going forward it is possible that some of the commands that are not currently + implemented will be implemented on future Windows hosts. Even if they are not + implemented, we are told the host will corrrectly handle unsupported + commands (by returning appropriate return code and sense information). + Make command filtering depend on the host version. + + Signed-off-by: K. Y. Srinivasan <k...@microsoft.com> + Reviewed-by: Hannes Reinecke <h...@suse.de> + Cc: <sta...@vger.kernel.org> + Signed-off-by: Christoph Hellwig <h...@lst.de> + + commit adb6f9e1a8c6af1037232b59edb11277471537ea + Author: K. Y. Srinivasan <k...@microsoft.com> + Date: Sat Jul 12 09:48:29 2014 -0700 + + Drivers: scsi: storvsc: Fix a bug in handling VMBUS protocol version + + Based on the negotiated VMBUS protocol version, we adjust the size of the storage + protocol messages. The two sizes we currently handle are pre-win8 and post-win8. + In WS2012 R2, we are negotiating higher VMBUS protocol version than the win8 + version. Make adjustments to correctly handle this. + + Signed-off-by: K. Y. Srinivasan <k...@microsoft.com> + Reviewed-by: Hannes Reinecke <h...@suse.de> + Cc: <sta...@vger.kernel.org> + Signed-off-by: Christoph Hellwig <h...@lst.de> + + commit 56b26e69c8283121febedd12b3cc193384af46b9 + Author: K. Y. Srinivasan <k...@microsoft.com> + Date: Sat Jul 12 09:48:30 2014 -0700 + + Drivers: scsi: storvsc: Implement a eh_timed_out handler + + On Azure, we have seen instances of unbounded I/O latencies. To deal with + this issue, implement handler that can reset the timeout. Note that the + host gaurantees that it will respond to each command that has been issued. + + Signed-off-by: K. Y. Srinivasan <k...@microsoft.com> + Reviewed-by: Hannes Reinecke <h...@suse.de> + Cc: <sta...@vger.kernel.org> + [hch: added a better comment explaining the issue] + Signed-off-by: Christoph Hellwig <h...@lst.de> + + commit f885fb73f64154690c2158e813de56363389ffec + Author: K. Y. Srinivasan <k...@microsoft.com> + Date: Sat Jul 12 09:48:31 2014 -0700 + + drivers: scsi: storvsc: Set srb_flags in all cases + + Correctly set SRB flags for all valid I/O directions. Some IHV drivers on the + Windows host require this. The host validates the command and SRB flags + prior to passing the command down to native driver stack. + + Signed-off-by: K. Y. Srinivasan <k...@microsoft.com> + Reviewed-by: Hannes Reinecke <h...@suse.de> + Cc: <sta...@vger.kernel.org> + Signed-off-by: Christoph Hellwig <h...@lst.de> + + commit 3533f8603d28b77c62d75ec899449a99bc6b77a1 + Author: K. Y. Srinivasan <k...@microsoft.com> + Date: Sat Jul 12 09:48:32 2014 -0700 + + drivers: scsi: storvsc: Correctly handle TEST_UNIT_READY failure + + On some Windows hosts on FC SANs, TEST_UNIT_READY can return SRB_STATUS_ERROR. + Correctly handle this. Note that there is sufficient sense information to + support scsi error handling even in this case. + + Signed-off-by: K. Y. Srinivasan <k...@microsoft.com> + Reviewed-by: Hannes Reinecke <h...@suse.de> + Cc: <sta...@vger.kernel.org> + Signed-off-by: Christoph Hellwig <h...@lst.de> + + commit f3cfabce7a2e92564d380de3aad4b43901fb7ae6 + Author: K. Y. Srinivasan <k...@microsoft.com> + Date: Mon Jul 21 16:06:01 2014 -0700 + + Drivers: add blist flags + + Add blist flags to permit the reading of the VPD pages even when + the target may claim SPC-2 compliance. MSFT targets currently + claim SPC-2 compliance while they implement post SPC-2 features. + With this patch we can correctly handle WRITE_SAME_16 issues. + + Signed-off-by: K. Y. Srinivasan <k...@microsoft.com> + Reviewed-by: Hannes Reinecke <h...@suse.de> + Signed-off-by: Christoph Hellwig <h...@lst.de> ** Changed in: linux (Ubuntu Utopic) Status: Fix Released => In Progress ** Changed in: linux (Ubuntu Utopic) Assignee: (unassigned) => Andy Whitcroft (apw) -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1354397 Title: Latest fixes from storvsc & scsi drivers for Hyper-V/Azure Status in “linux” package in Ubuntu: In Progress Status in “linux” source package in Trusty: In Progress Status in “linux” source package in Utopic: In Progress Bug description: A number of significant fixes have landed upstream for Hyper-V/Azure clouds. The upstream devs for this recommend we apply the below list of patches: commit 26b9fd8b3452dcf0a8862e307ee23f442f63fb51 Author: K. Y. Srinivasan <k...@microsoft.com> Date: Fri Jul 18 17:11:27 2014 +0200 sd: fix a bug in deriving the FLUSH_TIMEOUT from the basic I/O timeout Commit ID: 7e660100d85af860e7ad763202fff717adcdaacd added code to derive the FLUSH_TIMEOUT from the basic I/O timeout. However, this patch did not use the basic I/O timeout of the device. Fix this bug. Signed-off-by: K. Y. Srinivasan <k...@microsoft.com> Reviewed-by: James Bottomley <jbottom...@parallels.com> Signed-off-by: Christoph Hellwig <h...@lst.de> commit 4cd83ecdac20d30725b4f96e5d7814a1e290bc7e Author: K. Y. Srinivasan <k...@microsoft.com> Date: Sat Jul 12 09:48:26 2014 -0700 Drivers: scsi: storvsc: Change the limits to reflect the values on the host Hyper-V hosts can support multiple targets and multiple channels and larger number of LUNs per target. Update the code to reflect this. With this patch we can correctly enumerate all the paths in a multi-path storage environment. Signed-off-by: K. Y. Srinivasan <k...@microsoft.com> Reviewed-by: Hannes Reinecke <h...@suse.de> Cc: <sta...@vger.kernel.org> Signed-off-by: Christoph Hellwig <h...@lst.de> commit 52f9614dd8294e95d2c0929c2d4f64b077ae486f Author: K. Y. Srinivasan <k...@microsoft.com> Date: Sat Jul 12 09:48:27 2014 -0700 Drivers: scsi: storvsc: Set cmd_per_lun to reflect value supported by the Host Set cmd_per_lun to reflect value supported by the Host. Signed-off-by: K. Y. Srinivasan <k...@microsoft.com> Reviewed-by: Hannes Reinecke <h...@suse.de> Cc: <sta...@vger.kernel.org> Signed-off-by: Christoph Hellwig <h...@lst.de> commit 8caf92d80526f3d7cc96831ec18b384ebcaccdf0 Author: K. Y. Srinivasan <k...@microsoft.com> Date: Sat Jul 12 09:48:28 2014 -0700 Drivers: scsi: storvsc: Filter commands based on the storage protocol version Going forward it is possible that some of the commands that are not currently implemented will be implemented on future Windows hosts. Even if they are not implemented, we are told the host will corrrectly handle unsupported commands (by returning appropriate return code and sense information). Make command filtering depend on the host version. Signed-off-by: K. Y. Srinivasan <k...@microsoft.com> Reviewed-by: Hannes Reinecke <h...@suse.de> Cc: <sta...@vger.kernel.org> Signed-off-by: Christoph Hellwig <h...@lst.de> commit adb6f9e1a8c6af1037232b59edb11277471537ea Author: K. Y. Srinivasan <k...@microsoft.com> Date: Sat Jul 12 09:48:29 2014 -0700 Drivers: scsi: storvsc: Fix a bug in handling VMBUS protocol version Based on the negotiated VMBUS protocol version, we adjust the size of the storage protocol messages. The two sizes we currently handle are pre-win8 and post-win8. In WS2012 R2, we are negotiating higher VMBUS protocol version than the win8 version. Make adjustments to correctly handle this. Signed-off-by: K. Y. Srinivasan <k...@microsoft.com> Reviewed-by: Hannes Reinecke <h...@suse.de> Cc: <sta...@vger.kernel.org> Signed-off-by: Christoph Hellwig <h...@lst.de> commit 56b26e69c8283121febedd12b3cc193384af46b9 Author: K. Y. Srinivasan <k...@microsoft.com> Date: Sat Jul 12 09:48:30 2014 -0700 Drivers: scsi: storvsc: Implement a eh_timed_out handler On Azure, we have seen instances of unbounded I/O latencies. To deal with this issue, implement handler that can reset the timeout. Note that the host gaurantees that it will respond to each command that has been issued. Signed-off-by: K. Y. Srinivasan <k...@microsoft.com> Reviewed-by: Hannes Reinecke <h...@suse.de> Cc: <sta...@vger.kernel.org> [hch: added a better comment explaining the issue] Signed-off-by: Christoph Hellwig <h...@lst.de> commit f885fb73f64154690c2158e813de56363389ffec Author: K. Y. Srinivasan <k...@microsoft.com> Date: Sat Jul 12 09:48:31 2014 -0700 drivers: scsi: storvsc: Set srb_flags in all cases Correctly set SRB flags for all valid I/O directions. Some IHV drivers on the Windows host require this. The host validates the command and SRB flags prior to passing the command down to native driver stack. Signed-off-by: K. Y. Srinivasan <k...@microsoft.com> Reviewed-by: Hannes Reinecke <h...@suse.de> Cc: <sta...@vger.kernel.org> Signed-off-by: Christoph Hellwig <h...@lst.de> commit 3533f8603d28b77c62d75ec899449a99bc6b77a1 Author: K. Y. Srinivasan <k...@microsoft.com> Date: Sat Jul 12 09:48:32 2014 -0700 drivers: scsi: storvsc: Correctly handle TEST_UNIT_READY failure On some Windows hosts on FC SANs, TEST_UNIT_READY can return SRB_STATUS_ERROR. Correctly handle this. Note that there is sufficient sense information to support scsi error handling even in this case. Signed-off-by: K. Y. Srinivasan <k...@microsoft.com> Reviewed-by: Hannes Reinecke <h...@suse.de> Cc: <sta...@vger.kernel.org> Signed-off-by: Christoph Hellwig <h...@lst.de> commit f3cfabce7a2e92564d380de3aad4b43901fb7ae6 Author: K. Y. Srinivasan <k...@microsoft.com> Date: Mon Jul 21 16:06:01 2014 -0700 Drivers: add blist flags Add blist flags to permit the reading of the VPD pages even when the target may claim SPC-2 compliance. MSFT targets currently claim SPC-2 compliance while they implement post SPC-2 features. With this patch we can correctly handle WRITE_SAME_16 issues. Signed-off-by: K. Y. Srinivasan <k...@microsoft.com> Reviewed-by: Hannes Reinecke <h...@suse.de> Signed-off-by: Christoph Hellwig <h...@lst.de> To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1354397/+subscriptions -- Mailing list: https://launchpad.net/~kernel-packages Post to : kernel-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~kernel-packages More help : https://help.launchpad.net/ListHelp