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Commit 6e1af697 authored by Tejun Heo's avatar Tejun Heo
Browse files

Merge branch 'for-3.13-fixes' into for-3.14 



A scheduled horkage patch will conflict with HORKAGE changes in
for-3.13-fixes.  Pull in to avoid unnecessary merge conflicts.

Signed-off-by: default avatarTejun Heo <tj@kernel.org>
parents a96cc303 55c82a6c

Documentation/kernel-parameters.txt

+2 −0
Original line number Diff line number Diff line
@@ -1529,6 +1529,8 @@ bytes respectively. Such letter suffixes can also be entirely omitted. 


			* atapi_dmadir: Enable ATAPI DMADIR bridge support



			* disable: Disable this device.



			If there are multiple matching configurations changing

			the same attribute, the last one is used.

drivers/ata/ahci.c

+12 −9
Original line number Diff line number Diff line
@@ -429,6 +429,9 @@ static const struct pci_device_id ahci_pci_tbl[] = { 
	  .driver_data = board_ahci_yes_fbs },			/* 88se9128 */

	{ PCI_DEVICE(PCI_VENDOR_ID_MARVELL_EXT, 0x9125),

	  .driver_data = board_ahci_yes_fbs },			/* 88se9125 */

	{ PCI_DEVICE_SUB(PCI_VENDOR_ID_MARVELL_EXT, 0x9178,

			 PCI_VENDOR_ID_MARVELL_EXT, 0x9170),

	  .driver_data = board_ahci_yes_fbs },			/* 88se9170 */

	{ PCI_DEVICE(PCI_VENDOR_ID_MARVELL_EXT, 0x917a),

	  .driver_data = board_ahci_yes_fbs },			/* 88se9172 */

	{ PCI_DEVICE(PCI_VENDOR_ID_MARVELL_EXT, 0x9172),
@@ -1280,15 +1283,6 @@ static int ahci_init_one(struct pci_dev *pdev, const struct pci_device_id *ent) 
	if (rc)

		return rc;



	/* AHCI controllers often implement SFF compatible interface.

	 * Grab all PCI BARs just in case.

	 */

	rc = pcim_iomap_regions_request_all(pdev, 1 << ahci_pci_bar, DRV_NAME);

	if (rc == -EBUSY)

		pcim_pin_device(pdev);

	if (rc)

		return rc;



	if (pdev->vendor == PCI_VENDOR_ID_INTEL &&

	    (pdev->device == 0x2652 || pdev->device == 0x2653)) {

		u8 map;
@@ -1305,6 +1299,15 @@ static int ahci_init_one(struct pci_dev *pdev, const struct pci_device_id *ent) 
		}

	}



	/* AHCI controllers often implement SFF compatible interface.

	 * Grab all PCI BARs just in case.

	 */

	rc = pcim_iomap_regions_request_all(pdev, 1 << ahci_pci_bar, DRV_NAME);

	if (rc == -EBUSY)

		pcim_pin_device(pdev);

	if (rc)

		return rc;



	hpriv = devm_kzalloc(dev, sizeof(*hpriv), GFP_KERNEL);

	if (!hpriv)

		return -ENOMEM;

drivers/ata/libata-core.c

+14 −2
Original line number Diff line number Diff line
@@ -2149,9 +2149,16 @@ static int ata_dev_config_ncq(struct ata_device *dev, 
				    "failed to get NCQ Send/Recv Log Emask 0x%x\n",

				    err_mask);

		} else {

			u8 *cmds = dev->ncq_send_recv_cmds;



			dev->flags |= ATA_DFLAG_NCQ_SEND_RECV;

			memcpy(dev->ncq_send_recv_cmds, ap->sector_buf,

				ATA_LOG_NCQ_SEND_RECV_SIZE);

			memcpy(cmds, ap->sector_buf, ATA_LOG_NCQ_SEND_RECV_SIZE);



			if (dev->horkage & ATA_HORKAGE_NO_NCQ_TRIM) {

				ata_dev_dbg(dev, "disabling queued TRIM support\n");

				cmds[ATA_LOG_NCQ_SEND_RECV_DSM_OFFSET] &=

					~ATA_LOG_NCQ_SEND_RECV_DSM_TRIM;

			}

		}

	}
@@ -4205,6 +4212,10 @@ static const struct ata_blacklist_entry ata_device_blacklist [] = { 
	{ "PIONEER DVD-RW  DVR-212D",	NULL,	ATA_HORKAGE_NOSETXFER },

	{ "PIONEER DVD-RW  DVR-216D",	NULL,	ATA_HORKAGE_NOSETXFER },



	/* devices that don't properly handle queued TRIM commands */

	{ "Micron_M500*",		NULL,	ATA_HORKAGE_NO_NCQ_TRIM, },

	{ "Crucial_CT???M500SSD1",	NULL,	ATA_HORKAGE_NO_NCQ_TRIM, },



	/* End Marker */

	{ }

};
@@ -6522,6 +6533,7 @@ static int __init ata_parse_force_one(char **cur, 
		{ "norst",	.lflags		= ATA_LFLAG_NO_HRST | ATA_LFLAG_NO_SRST },

		{ "rstonce",	.lflags		= ATA_LFLAG_RST_ONCE },

		{ "atapi_dmadir", .horkage_on	= ATA_HORKAGE_ATAPI_DMADIR },

		{ "disable",	.horkage_on	= ATA_HORKAGE_DISABLE },

	};

	char *start = *cur, *p = *cur;

	char *id, *val, *endp;

drivers/ata/libata-scsi.c

+21 −0
Original line number Diff line number Diff line
@@ -3871,6 +3871,27 @@ void ata_scsi_hotplug(struct work_struct *work) 
		return;

	}



	/*

	 * XXX - UGLY HACK

	 *

	 * The block layer suspend/resume path is fundamentally broken due

	 * to freezable kthreads and workqueue and may deadlock if a block

	 * device gets removed while resume is in progress.  I don't know

	 * what the solution is short of removing freezable kthreads and

	 * workqueues altogether.

	 *

	 * The following is an ugly hack to avoid kicking off device

	 * removal while freezer is active.  This is a joke but does avoid

	 * this particular deadlock scenario.

	 *

	 * https://bugzilla.kernel.org/show_bug.cgi?id=62801

	 * http://marc.info/?l=linux-kernel&m=138695698516487

	 */

#ifdef CONFIG_FREEZER

	while (pm_freezing)

		msleep(10);

#endif



	DPRINTK("ENTER\n");

	mutex_lock(&ap->scsi_scan_mutex);

drivers/ata/sata_sis.c

+4 −0
Original line number Diff line number Diff line
@@ -83,6 +83,10 @@ static struct pci_driver sis_pci_driver = { 
	.id_table		= sis_pci_tbl,

	.probe			= sis_init_one,

	.remove			= ata_pci_remove_one,

#ifdef CONFIG_PM

	.suspend		= ata_pci_device_suspend,

	.resume			= ata_pci_device_resume,

#endif

};



static struct scsi_host_template sis_sht = {