linux-toradex.git/drivers/block/nvme-scsi.c, branch v3.12.47 Linux kernel for Apalis and Colibri modules NVMe: Use kzalloc instead of kmalloc+memset 2013-06-19T17:24:27+00:00 Tushar Behera tushar.behera@linaro.org 2013-06-10T04:50:55+00:00 03ea83e9a37e41d436f8348e6eee3d8281bfff3a Use kzalloc instead of kmalloc and a susbsequent memset. Signed-off-by: Tushar Behera <tushar.behera@linaro.org> Signed-off-by: Vishal Verma <vishal.l.verma@linux.intel.com> Signed-off-by: Matthew Wilcox <matthew.r.wilcox@intel.com> 
Use kzalloc instead of kmalloc and a susbsequent memset.

Signed-off-by: Tushar Behera <tushar.behera@linaro.org>
Signed-off-by: Vishal Verma <vishal.l.verma@linux.intel.com>
Signed-off-by: Matthew Wilcox <matthew.r.wilcox@intel.com>
NVMe: Fix a signedness bug in nvme_trans_modesel_get_mp 2013-05-17T13:10:38+00:00 Vishal Verma vishal.l.verma@linux.intel.com 2013-05-13T20:55:18+00:00 710a143dd870cd660b5ae26bb94b6da854376e91 nvme_trans_modesel_get_mp() was defined with a unsigned return type, but can return signed values. Reported-by: Dan Carpenter <dan.carpenter@oracle.com> Signed-off-by: Vishal Verma <vishal.l.verma@linux.intel.com> Signed-off-by: Matthew Wilcox <matthew.r.wilcox@intel.com> 
nvme_trans_modesel_get_mp() was defined with a unsigned return
type, but can return signed values.

Reported-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Vishal Verma <vishal.l.verma@linux.intel.com>
Signed-off-by: Matthew Wilcox <matthew.r.wilcox@intel.com>
NVMe: Remove redundant version.h header include 2013-05-17T13:10:05+00:00 Sachin Kamat sachin.kamat@linaro.org 2013-05-14T03:02:13+00:00 76e0310c2d5a4fb62f674af7dad16f544950fc13 version.h header inclusion is not necessary as detected by checkversion.pl. Signed-off-by: Sachin Kamat <sachin.kamat@linaro.org> Acked-by: Vishal Verma <vishal.l.verma@linux.intel.com> Signed-off-by: Matthew Wilcox <matthew.r.wilcox@intel.com> 
version.h header inclusion is not necessary as detected by
checkversion.pl.

Signed-off-by: Sachin Kamat <sachin.kamat@linaro.org>
Acked-by: Vishal Verma <vishal.l.verma@linux.intel.com>
Signed-off-by: Matthew Wilcox <matthew.r.wilcox@intel.com>
NVMe: Simplify Firmware Activate code slightly 2013-05-08T13:55:05+00:00 Matthew Wilcox matthew.r.wilcox@intel.com 2013-05-06T12:22:18+00:00 ab3ea5bf37e7189e843e19e500e7af50e802b5f6 Add definitions for the three Firmware Activate actions, and change the SCSI translation code to construct the command into a temporary variable instead of translating the endianness back-and-forth. Signed-off-by: Matthew Wilcox <matthew.r.wilcox@intel.com> Reviewed-by: Vishal Verma <vishal.l.verma@linux.intel.com> 
Add definitions for the three Firmware Activate actions, and change the
SCSI translation code to construct the command into a temporary variable
instead of translating the endianness back-and-forth.

Signed-off-by: Matthew Wilcox <matthew.r.wilcox@intel.com>
Reviewed-by: Vishal Verma <vishal.l.verma@linux.intel.com>
NVMe: Add scsi unmap to SG_IO 2013-05-02T18:32:08+00:00 Keith Busch keith.busch@intel.com 2013-04-24T21:44:24+00:00 ec5037335064dcc52c2fbbf3d505bae0eb27e713 Translates a scsi unmap request from SG_IO ioctl to NVMe data-set-management deallocate. Signed-off-by: Keith Busch <keith.busch@intel.com> Acked-by: Vishal Verma <vishal.l.verma@linux.intel.com> Signed-off-by: Matthew Wilcox <matthew.r.wilcox@intel.com> 
Translates a scsi unmap request from SG_IO ioctl to NVMe
data-set-management deallocate.

Signed-off-by: Keith Busch <keith.busch@intel.com>
Acked-by: Vishal Verma <vishal.l.verma@linux.intel.com>
Signed-off-by: Matthew Wilcox <matthew.r.wilcox@intel.com>
NVMe: queue usage fixes in nvme-scsi 2013-05-02T18:30:53+00:00 Keith Busch keith.busch@intel.com 2013-04-25T20:39:27+00:00 14385de117882fa253954063d8b8d8a6bdeae650 Fixes nvme queue usages in scsi-to-nvme translation code to not get a queue more often than it is being put, and not use the queue in an unsafe way without it being locked. Signed-off-by: Keith Busch <keith.busch@intel.com> Acked-by: Vishal Verma <vishal.l.verma@linux.intel.com> Signed-off-by: Matthew Wilcox <matthew.r.wilcox@intel.com> 
Fixes nvme queue usages in scsi-to-nvme translation code to not get
a queue more often than it is being put, and not use the queue in an
unsafe way without it being locked.

Signed-off-by: Keith Busch <keith.busch@intel.com>
Acked-by: Vishal Verma <vishal.l.verma@linux.intel.com>
Signed-off-by: Matthew Wilcox <matthew.r.wilcox@intel.com>
NVMe: Fix sparse warnings in scsi emulation 2013-04-16T19:14:09+00:00 Vishal Verma vishal.l.verma@intel.com 2013-04-04T23:52:27+00:00 8741ee4cb6268fdb1bf22a396382004e97210f38 Sparse produced warnings for some instances of mismatched types and direct userspace dereferences. This patch fixes those for the scsi emulation layer. Signed-off-by: Vishal Verma <vishal.l.verma@intel.com> Signed-off-by: Matthew Wilcox <matthew.r.wilcox@intel.com> 
Sparse produced warnings for some instances of
mismatched types and direct userspace dereferences.
This patch fixes those for the scsi emulation layer.

Signed-off-by: Vishal Verma <vishal.l.verma@intel.com>
Signed-off-by: Matthew Wilcox <matthew.r.wilcox@intel.com>
NVMe: Abstract out sector to block number conversion 2013-04-16T19:05:22+00:00 Matthew Wilcox matthew.r.wilcox@intel.com 2013-03-28T01:28:22+00:00 063cc6d5591ea9c0631b81ac5c7b829d99738b2f Introduce nvme_block_nr() to help convert sectors to block numbers. This fixes an integer overflow in the SCSI conversion layer, and it's slightly less typing than opencoding it. Signed-off-by: Matthew Wilcox <matthew.r.wilcox@intel.com> Acked-by: Keith Busch <keith.busch@intel.com> 
Introduce nvme_block_nr() to help convert sectors to block numbers.
This fixes an integer overflow in the SCSI conversion layer, and it's
slightly less typing than opencoding it.

Signed-off-by: Matthew Wilcox <matthew.r.wilcox@intel.com>
Acked-by: Keith Busch <keith.busch@intel.com>
NVMe: Add nvme-scsi.c 2013-03-28T18:50:49+00:00 Vishal Verma vishal.l.verma@intel.com 2013-03-05T01:40:58+00:00 5d0f6131a79adfa1fb51309c5f81a2a4ef879dd4 Translates SCSI commands in SG_IO ioctl to NVMe commands. Uses the scsi-nvme translation spec from nvmexpress.org as reference. Signed-off-by: Vishal Verma <vishal.l.verma@intel.com> Signed-off-by: Matthew Wilcox <matthew.r.wilcox@intel.com> 
Translates SCSI commands in SG_IO ioctl to NVMe commands.
Uses the scsi-nvme translation spec from nvmexpress.org as reference.

Signed-off-by: Vishal Verma <vishal.l.verma@intel.com>
Signed-off-by: Matthew Wilcox <matthew.r.wilcox@intel.com>