diff options
author | David S. Miller | 2012-05-20 21:53:04 -0400 |
---|---|---|
committer | David S. Miller | 2012-05-20 21:53:04 -0400 |
commit | 17eea0df5f7068fc04959e655ef8f0a0ed097e19 (patch) | |
tree | d44b5cceb813dddfd1e62fe9f92556cf113d62fd /drivers | |
parent | 9b905fe68433378032b851c4d81a59187689fa52 (diff) | |
parent | 76e10d158efb6d4516018846f60c2ab5501900bc (diff) |
Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net
Diffstat (limited to 'drivers')
-rw-r--r-- | drivers/acpi/bus.c | 4 | ||||
-rw-r--r-- | drivers/acpi/power.c | 9 | ||||
-rw-r--r-- | drivers/acpi/scan.c | 4 | ||||
-rw-r--r-- | drivers/block/DAC960.c | 23 | ||||
-rw-r--r-- | drivers/block/mtip32xx/mtip32xx.c | 4 | ||||
-rw-r--r-- | drivers/char/virtio_console.c | 7 | ||||
-rw-r--r-- | drivers/crypto/Kconfig | 1 | ||||
-rw-r--r-- | drivers/dma/at_hdmac.c | 4 | ||||
-rw-r--r-- | drivers/dma/ep93xx_dma.c | 4 | ||||
-rw-r--r-- | drivers/dma/pl330.c | 3 | ||||
-rw-r--r-- | drivers/md/dm-thin.c | 32 | ||||
-rw-r--r-- | drivers/md/md.c | 2 | ||||
-rw-r--r-- | drivers/md/raid10.c | 56 | ||||
-rw-r--r-- | drivers/net/ethernet/intel/e1000/e1000_main.c | 6 | ||||
-rw-r--r-- | drivers/net/virtio_net.c | 2 | ||||
-rw-r--r-- | drivers/pci/pci-acpi.c | 2 | ||||
-rw-r--r-- | drivers/rtc/rtc-pl031.c | 18 | ||||
-rw-r--r-- | drivers/target/target_core_file.c | 22 | ||||
-rw-r--r-- | drivers/target/target_core_pr.c | 3 | ||||
-rw-r--r-- | drivers/virtio/virtio_balloon.c | 1 |
20 files changed, 140 insertions, 67 deletions
diff --git a/drivers/acpi/bus.c b/drivers/acpi/bus.c index 3263b68cdfa3..3188da3df8da 100644 --- a/drivers/acpi/bus.c +++ b/drivers/acpi/bus.c @@ -250,6 +250,10 @@ static int __acpi_bus_set_power(struct acpi_device *device, int state) return -ENODEV; } + /* For D3cold we should execute _PS3, not _PS4. */ + if (state == ACPI_STATE_D3_COLD) + object_name[3] = '3'; + /* * Transition Power * ---------------- diff --git a/drivers/acpi/power.c b/drivers/acpi/power.c index 330bb4d75852..0500f719f63e 100644 --- a/drivers/acpi/power.c +++ b/drivers/acpi/power.c @@ -660,7 +660,7 @@ int acpi_power_on_resources(struct acpi_device *device, int state) int acpi_power_transition(struct acpi_device *device, int state) { - int result; + int result = 0; if (!device || (state < ACPI_STATE_D0) || (state > ACPI_STATE_D3_COLD)) return -EINVAL; @@ -679,8 +679,11 @@ int acpi_power_transition(struct acpi_device *device, int state) * (e.g. so the device doesn't lose power while transitioning). Then, * we dereference all power resources used in the current list. */ - result = acpi_power_on_list(&device->power.states[state].resources); - if (!result) + if (state < ACPI_STATE_D3_COLD) + result = acpi_power_on_list( + &device->power.states[state].resources); + + if (!result && device->power.state < ACPI_STATE_D3_COLD) acpi_power_off_list( &device->power.states[device->power.state].resources); diff --git a/drivers/acpi/scan.c b/drivers/acpi/scan.c index 7417267e88fa..85cbfdccc97c 100644 --- a/drivers/acpi/scan.c +++ b/drivers/acpi/scan.c @@ -908,6 +908,10 @@ static int acpi_bus_get_power_flags(struct acpi_device *device) device->power.states[ACPI_STATE_D3].flags.valid = 1; device->power.states[ACPI_STATE_D3].power = 0; + /* Set D3cold's explicit_set flag if _PS3 exists. */ + if (device->power.states[ACPI_STATE_D3_HOT].flags.explicit_set) + device->power.states[ACPI_STATE_D3_COLD].flags.explicit_set = 1; + acpi_bus_init_power(device); return 0; diff --git a/drivers/block/DAC960.c b/drivers/block/DAC960.c index 8db9089127c5..9a13e889837e 100644 --- a/drivers/block/DAC960.c +++ b/drivers/block/DAC960.c @@ -6580,24 +6580,21 @@ static const struct file_operations dac960_user_command_proc_fops = { static void DAC960_CreateProcEntries(DAC960_Controller_T *Controller) { - struct proc_dir_entry *StatusProcEntry; struct proc_dir_entry *ControllerProcEntry; - struct proc_dir_entry *UserCommandProcEntry; if (DAC960_ProcDirectoryEntry == NULL) { - DAC960_ProcDirectoryEntry = proc_mkdir("rd", NULL); - StatusProcEntry = proc_create("status", 0, - DAC960_ProcDirectoryEntry, - &dac960_proc_fops); + DAC960_ProcDirectoryEntry = proc_mkdir("rd", NULL); + proc_create("status", 0, DAC960_ProcDirectoryEntry, + &dac960_proc_fops); } - sprintf(Controller->ControllerName, "c%d", Controller->ControllerNumber); - ControllerProcEntry = proc_mkdir(Controller->ControllerName, - DAC960_ProcDirectoryEntry); - proc_create_data("initial_status", 0, ControllerProcEntry, &dac960_initial_status_proc_fops, Controller); - proc_create_data("current_status", 0, ControllerProcEntry, &dac960_current_status_proc_fops, Controller); - UserCommandProcEntry = proc_create_data("user_command", S_IWUSR | S_IRUSR, ControllerProcEntry, &dac960_user_command_proc_fops, Controller); - Controller->ControllerProcEntry = ControllerProcEntry; + sprintf(Controller->ControllerName, "c%d", Controller->ControllerNumber); + ControllerProcEntry = proc_mkdir(Controller->ControllerName, + DAC960_ProcDirectoryEntry); + proc_create_data("initial_status", 0, ControllerProcEntry, &dac960_initial_status_proc_fops, Controller); + proc_create_data("current_status", 0, ControllerProcEntry, &dac960_current_status_proc_fops, Controller); + proc_create_data("user_command", S_IWUSR | S_IRUSR, ControllerProcEntry, &dac960_user_command_proc_fops, Controller); + Controller->ControllerProcEntry = ControllerProcEntry; } diff --git a/drivers/block/mtip32xx/mtip32xx.c b/drivers/block/mtip32xx/mtip32xx.c index 00f9fc992090..304000c3d433 100644 --- a/drivers/block/mtip32xx/mtip32xx.c +++ b/drivers/block/mtip32xx/mtip32xx.c @@ -2510,8 +2510,10 @@ static struct scatterlist *mtip_hw_get_scatterlist(struct driver_data *dd, up(&dd->port->cmd_slot); return NULL; } - if (unlikely(*tag < 0)) + if (unlikely(*tag < 0)) { + up(&dd->port->cmd_slot); return NULL; + } return dd->port->commands[*tag].sg; } diff --git a/drivers/char/virtio_console.c b/drivers/char/virtio_console.c index ddf86b6500b7..cdf2f5451c76 100644 --- a/drivers/char/virtio_console.c +++ b/drivers/char/virtio_console.c @@ -1895,6 +1895,13 @@ static int virtcons_restore(struct virtio_device *vdev) /* Get port open/close status on the host */ send_control_msg(port, VIRTIO_CONSOLE_PORT_READY, 1); + + /* + * If a port was open at the time of suspending, we + * have to let the host know that it's still open. + */ + if (port->guest_connected) + send_control_msg(port, VIRTIO_CONSOLE_PORT_OPEN, 1); } return 0; } diff --git a/drivers/crypto/Kconfig b/drivers/crypto/Kconfig index ab9abb46d01a..dd414d9350ef 100644 --- a/drivers/crypto/Kconfig +++ b/drivers/crypto/Kconfig @@ -164,6 +164,7 @@ config CRYPTO_DEV_MV_CESA select CRYPTO_ALGAPI select CRYPTO_AES select CRYPTO_BLKCIPHER2 + select CRYPTO_HASH help This driver allows you to utilize the Cryptographic Engines and Security Accelerator (CESA) which can be found on the Marvell Orion diff --git a/drivers/dma/at_hdmac.c b/drivers/dma/at_hdmac.c index 445fdf811695..bf0d7e4e345b 100644 --- a/drivers/dma/at_hdmac.c +++ b/drivers/dma/at_hdmac.c @@ -245,7 +245,9 @@ atc_chain_complete(struct at_dma_chan *atchan, struct at_desc *desc) dev_vdbg(chan2dev(&atchan->chan_common), "descriptor %u complete\n", txd->cookie); - dma_cookie_complete(txd); + /* mark the descriptor as complete for non cyclic cases only */ + if (!atc_chan_is_cyclic(atchan)) + dma_cookie_complete(txd); /* move children to free_list */ list_splice_init(&desc->tx_list, &atchan->free_list); diff --git a/drivers/dma/ep93xx_dma.c b/drivers/dma/ep93xx_dma.c index e6f133b78dc2..f6e9b572b998 100644 --- a/drivers/dma/ep93xx_dma.c +++ b/drivers/dma/ep93xx_dma.c @@ -703,7 +703,9 @@ static void ep93xx_dma_tasklet(unsigned long data) desc = ep93xx_dma_get_active(edmac); if (desc) { if (desc->complete) { - dma_cookie_complete(&desc->txd); + /* mark descriptor complete for non cyclic case only */ + if (!test_bit(EP93XX_DMA_IS_CYCLIC, &edmac->flags)) + dma_cookie_complete(&desc->txd); list_splice_init(&edmac->active, &list); } callback = desc->txd.callback; diff --git a/drivers/dma/pl330.c b/drivers/dma/pl330.c index 2ee6e23930ad..fa3fb21e60be 100644 --- a/drivers/dma/pl330.c +++ b/drivers/dma/pl330.c @@ -2322,7 +2322,8 @@ static void pl330_tasklet(unsigned long data) /* Pick up ripe tomatoes */ list_for_each_entry_safe(desc, _dt, &pch->work_list, node) if (desc->status == DONE) { - dma_cookie_complete(&desc->txd); + if (pch->cyclic) + dma_cookie_complete(&desc->txd); list_move_tail(&desc->node, &list); } diff --git a/drivers/md/dm-thin.c b/drivers/md/dm-thin.c index 2fd87b544a93..eb3d138ff55a 100644 --- a/drivers/md/dm-thin.c +++ b/drivers/md/dm-thin.c @@ -1632,6 +1632,21 @@ static int bind_control_target(struct pool *pool, struct dm_target *ti) pool->low_water_blocks = pt->low_water_blocks; pool->pf = pt->pf; + /* + * If discard_passdown was enabled verify that the data device + * supports discards. Disable discard_passdown if not; otherwise + * -EOPNOTSUPP will be returned. + */ + if (pt->pf.discard_passdown) { + struct request_queue *q = bdev_get_queue(pt->data_dev->bdev); + if (!q || !blk_queue_discard(q)) { + char buf[BDEVNAME_SIZE]; + DMWARN("Discard unsupported by data device (%s): Disabling discard passdown.", + bdevname(pt->data_dev->bdev, buf)); + pool->pf.discard_passdown = 0; + } + } + return 0; } @@ -1988,19 +2003,6 @@ static int pool_ctr(struct dm_target *ti, unsigned argc, char **argv) goto out_flags_changed; } - /* - * If discard_passdown was enabled verify that the data device - * supports discards. Disable discard_passdown if not; otherwise - * -EOPNOTSUPP will be returned. - */ - if (pf.discard_passdown) { - struct request_queue *q = bdev_get_queue(data_dev->bdev); - if (!q || !blk_queue_discard(q)) { - DMWARN("Discard unsupported by data device: Disabling discard passdown."); - pf.discard_passdown = 0; - } - } - pt->pool = pool; pt->ti = ti; pt->metadata_dev = metadata_dev; @@ -2385,7 +2387,7 @@ static int pool_status(struct dm_target *ti, status_type_t type, (unsigned long long)pt->low_water_blocks); count = !pool->pf.zero_new_blocks + !pool->pf.discard_enabled + - !pool->pf.discard_passdown; + !pt->pf.discard_passdown; DMEMIT("%u ", count); if (!pool->pf.zero_new_blocks) @@ -2394,7 +2396,7 @@ static int pool_status(struct dm_target *ti, status_type_t type, if (!pool->pf.discard_enabled) DMEMIT("ignore_discard "); - if (!pool->pf.discard_passdown) + if (!pt->pf.discard_passdown) DMEMIT("no_discard_passdown "); break; diff --git a/drivers/md/md.c b/drivers/md/md.c index 477eb2e180c0..01233d855eb2 100644 --- a/drivers/md/md.c +++ b/drivers/md/md.c @@ -391,6 +391,8 @@ void mddev_suspend(struct mddev *mddev) synchronize_rcu(); wait_event(mddev->sb_wait, atomic_read(&mddev->active_io) == 0); mddev->pers->quiesce(mddev, 1); + + del_timer_sync(&mddev->safemode_timer); } EXPORT_SYMBOL_GPL(mddev_suspend); diff --git a/drivers/md/raid10.c b/drivers/md/raid10.c index c8dbb84d5357..3f91c2e1dfe7 100644 --- a/drivers/md/raid10.c +++ b/drivers/md/raid10.c @@ -3164,12 +3164,40 @@ raid10_size(struct mddev *mddev, sector_t sectors, int raid_disks) return size << conf->chunk_shift; } +static void calc_sectors(struct r10conf *conf, sector_t size) +{ + /* Calculate the number of sectors-per-device that will + * actually be used, and set conf->dev_sectors and + * conf->stride + */ + + size = size >> conf->chunk_shift; + sector_div(size, conf->far_copies); + size = size * conf->raid_disks; + sector_div(size, conf->near_copies); + /* 'size' is now the number of chunks in the array */ + /* calculate "used chunks per device" */ + size = size * conf->copies; + + /* We need to round up when dividing by raid_disks to + * get the stride size. + */ + size = DIV_ROUND_UP_SECTOR_T(size, conf->raid_disks); + + conf->dev_sectors = size << conf->chunk_shift; + + if (conf->far_offset) + conf->stride = 1 << conf->chunk_shift; + else { + sector_div(size, conf->far_copies); + conf->stride = size << conf->chunk_shift; + } +} static struct r10conf *setup_conf(struct mddev *mddev) { struct r10conf *conf = NULL; int nc, fc, fo; - sector_t stride, size; int err = -EINVAL; if (mddev->new_chunk_sectors < (PAGE_SIZE >> 9) || @@ -3219,28 +3247,7 @@ static struct r10conf *setup_conf(struct mddev *mddev) if (!conf->r10bio_pool) goto out; - size = mddev->dev_sectors >> conf->chunk_shift; - sector_div(size, fc); - size = size * conf->raid_disks; - sector_div(size, nc); - /* 'size' is now the number of chunks in the array */ - /* calculate "used chunks per device" in 'stride' */ - stride = size * conf->copies; - - /* We need to round up when dividing by raid_disks to - * get the stride size. - */ - stride += conf->raid_disks - 1; - sector_div(stride, conf->raid_disks); - - conf->dev_sectors = stride << conf->chunk_shift; - - if (fo) - stride = 1; - else - sector_div(stride, fc); - conf->stride = stride << conf->chunk_shift; - + calc_sectors(conf, mddev->dev_sectors); spin_lock_init(&conf->device_lock); INIT_LIST_HEAD(&conf->retry_list); @@ -3468,7 +3475,8 @@ static int raid10_resize(struct mddev *mddev, sector_t sectors) mddev->recovery_cp = oldsize; set_bit(MD_RECOVERY_NEEDED, &mddev->recovery); } - mddev->dev_sectors = sectors; + calc_sectors(conf, sectors); + mddev->dev_sectors = conf->dev_sectors; mddev->resync_max_sectors = size; return 0; } diff --git a/drivers/net/ethernet/intel/e1000/e1000_main.c b/drivers/net/ethernet/intel/e1000/e1000_main.c index 37b7d1c90723..95731c841044 100644 --- a/drivers/net/ethernet/intel/e1000/e1000_main.c +++ b/drivers/net/ethernet/intel/e1000/e1000_main.c @@ -493,7 +493,11 @@ out: static void e1000_down_and_stop(struct e1000_adapter *adapter) { set_bit(__E1000_DOWN, &adapter->flags); - cancel_work_sync(&adapter->reset_task); + + /* Only kill reset task if adapter is not resetting */ + if (!test_bit(__E1000_RESETTING, &adapter->flags)) + cancel_work_sync(&adapter->reset_task); + cancel_delayed_work_sync(&adapter->watchdog_task); cancel_delayed_work_sync(&adapter->phy_info_task); cancel_delayed_work_sync(&adapter->fifo_stall_task); diff --git a/drivers/net/virtio_net.c b/drivers/net/virtio_net.c index fa58c7869954..9ce6995e8d08 100644 --- a/drivers/net/virtio_net.c +++ b/drivers/net/virtio_net.c @@ -501,7 +501,9 @@ static void virtnet_napi_enable(struct virtnet_info *vi) * We synchronize against interrupts via NAPI_STATE_SCHED */ if (napi_schedule_prep(&vi->napi)) { virtqueue_disable_cb(vi->rvq); + local_bh_disable(); __napi_schedule(&vi->napi); + local_bh_enable(); } } diff --git a/drivers/pci/pci-acpi.c b/drivers/pci/pci-acpi.c index 1929c0c63b75..61e2fefeedab 100644 --- a/drivers/pci/pci-acpi.c +++ b/drivers/pci/pci-acpi.c @@ -223,7 +223,7 @@ static int acpi_pci_set_power_state(struct pci_dev *dev, pci_power_t state) [PCI_D0] = ACPI_STATE_D0, [PCI_D1] = ACPI_STATE_D1, [PCI_D2] = ACPI_STATE_D2, - [PCI_D3hot] = ACPI_STATE_D3_HOT, + [PCI_D3hot] = ACPI_STATE_D3, [PCI_D3cold] = ACPI_STATE_D3 }; int error = -EINVAL; diff --git a/drivers/rtc/rtc-pl031.c b/drivers/rtc/rtc-pl031.c index 684ef4bbfce4..f027c063fb20 100644 --- a/drivers/rtc/rtc-pl031.c +++ b/drivers/rtc/rtc-pl031.c @@ -312,6 +312,7 @@ static int pl031_probe(struct amba_device *adev, const struct amba_id *id) int ret; struct pl031_local *ldata; struct rtc_class_ops *ops = id->data; + unsigned long time; ret = amba_request_regions(adev, NULL); if (ret) @@ -343,6 +344,23 @@ static int pl031_probe(struct amba_device *adev, const struct amba_id *id) writel(readl(ldata->base + RTC_CR) | RTC_CR_CWEN, ldata->base + RTC_CR); + /* + * On ST PL031 variants, the RTC reset value does not provide correct + * weekday for 2000-01-01. Correct the erroneous sunday to saturday. + */ + if (ldata->hw_designer == AMBA_VENDOR_ST) { + if (readl(ldata->base + RTC_YDR) == 0x2000) { + time = readl(ldata->base + RTC_DR); + if ((time & + (RTC_MON_MASK | RTC_MDAY_MASK | RTC_WDAY_MASK)) + == 0x02120000) { + time = time | (0x7 << RTC_WDAY_SHIFT); + writel(0x2000, ldata->base + RTC_YLR); + writel(time, ldata->base + RTC_LR); + } + } + } + ldata->rtc = rtc_device_register("pl031", &adev->dev, ops, THIS_MODULE); if (IS_ERR(ldata->rtc)) { diff --git a/drivers/target/target_core_file.c b/drivers/target/target_core_file.c index 7ed58e2df791..f286955331a2 100644 --- a/drivers/target/target_core_file.c +++ b/drivers/target/target_core_file.c @@ -169,6 +169,7 @@ static struct se_device *fd_create_virtdevice( inode = file->f_mapping->host; if (S_ISBLK(inode->i_mode)) { struct request_queue *q; + unsigned long long dev_size; /* * Setup the local scope queue_limits from struct request_queue->limits * to pass into transport_add_device_to_core_hba() as struct se_dev_limits. @@ -183,13 +184,12 @@ static struct se_device *fd_create_virtdevice( * one (1) logical sector from underlying struct block_device */ fd_dev->fd_block_size = bdev_logical_block_size(inode->i_bdev); - fd_dev->fd_dev_size = (i_size_read(file->f_mapping->host) - + dev_size = (i_size_read(file->f_mapping->host) - fd_dev->fd_block_size); pr_debug("FILEIO: Using size: %llu bytes from struct" " block_device blocks: %llu logical_block_size: %d\n", - fd_dev->fd_dev_size, - div_u64(fd_dev->fd_dev_size, fd_dev->fd_block_size), + dev_size, div_u64(dev_size, fd_dev->fd_block_size), fd_dev->fd_block_size); } else { if (!(fd_dev->fbd_flags & FBDF_HAS_SIZE)) { @@ -605,10 +605,20 @@ static u32 fd_get_device_type(struct se_device *dev) static sector_t fd_get_blocks(struct se_device *dev) { struct fd_dev *fd_dev = dev->dev_ptr; - unsigned long long blocks_long = div_u64(fd_dev->fd_dev_size, - dev->se_sub_dev->se_dev_attrib.block_size); + struct file *f = fd_dev->fd_file; + struct inode *i = f->f_mapping->host; + unsigned long long dev_size; + /* + * When using a file that references an underlying struct block_device, + * ensure dev_size is always based on the current inode size in order + * to handle underlying block_device resize operations. + */ + if (S_ISBLK(i->i_mode)) + dev_size = (i_size_read(i) - fd_dev->fd_block_size); + else + dev_size = fd_dev->fd_dev_size; - return blocks_long; + return div_u64(dev_size, dev->se_sub_dev->se_dev_attrib.block_size); } static struct se_subsystem_api fileio_template = { diff --git a/drivers/target/target_core_pr.c b/drivers/target/target_core_pr.c index 86f0c3b5d500..c3148b10b4b3 100644 --- a/drivers/target/target_core_pr.c +++ b/drivers/target/target_core_pr.c @@ -220,6 +220,9 @@ int target_scsi2_reservation_release(struct se_task *task) if (dev->dev_reserved_node_acl != sess->se_node_acl) goto out_unlock; + if (dev->dev_res_bin_isid != sess->sess_bin_isid) + goto out_unlock; + dev->dev_reserved_node_acl = NULL; dev->dev_flags &= ~DF_SPC2_RESERVATIONS; if (dev->dev_flags & DF_SPC2_RESERVATIONS_WITH_ISID) { diff --git a/drivers/virtio/virtio_balloon.c b/drivers/virtio/virtio_balloon.c index c2d05a8279fd..8807fe501d20 100644 --- a/drivers/virtio/virtio_balloon.c +++ b/drivers/virtio/virtio_balloon.c @@ -390,6 +390,7 @@ static void __devexit virtballoon_remove(struct virtio_device *vdev) /* There might be pages left in the balloon: free them. */ while (vb->num_pages) leak_balloon(vb, vb->num_pages); + update_balloon_size(vb); /* Now we reset the device so we can clean up the queues. */ vdev->config->reset(vdev); |