From e09b41010ba33a20a87472ee821fa407a5b8da36 Mon Sep 17 00:00:00 2001 From: José Pekkarinen Date: Mon, 11 Apr 2016 10:41:07 +0300 Subject: These changes are the raw update to linux-4.4.6-rt14. Kernel sources are taken from kernel.org, and rt patch from the rt wiki download page. MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit During the rebasing, the following patch collided: Force tick interrupt and get rid of softirq magic(I70131fb85). Collisions have been removed because its logic was found on the source already. Change-Id: I7f57a4081d9deaa0d9ccfc41a6c8daccdee3b769 Signed-off-by: José Pekkarinen --- kernel/drivers/scsi/mvsas/mv_init.c | 28 +++++++++++----------------- kernel/drivers/scsi/mvsas/mv_sas.c | 2 ++ 2 files changed, 13 insertions(+), 17 deletions(-) (limited to 'kernel/drivers/scsi/mvsas') diff --git a/kernel/drivers/scsi/mvsas/mv_init.c b/kernel/drivers/scsi/mvsas/mv_init.c index 53030b0e8..675e7fab0 100644 --- a/kernel/drivers/scsi/mvsas/mv_init.c +++ b/kernel/drivers/scsi/mvsas/mv_init.c @@ -56,7 +56,6 @@ static struct scsi_host_template mvs_sht = { .change_queue_depth = sas_change_queue_depth, .bios_param = sas_bios_param, .can_queue = 1, - .cmd_per_lun = 1, .this_id = -1, .sg_tablesize = SG_ALL, .max_sectors = SCSI_DEFAULT_MAX_SECTORS, @@ -66,7 +65,6 @@ static struct scsi_host_template mvs_sht = { .target_destroy = sas_target_destroy, .ioctl = sas_ioctl, .shost_attrs = mvst_host_attrs, - .use_blk_tags = 1, .track_queue_depth = 1, }; @@ -325,13 +323,9 @@ int mvs_ioremap(struct mvs_info *mvi, int bar, int bar_ex) goto err_out; res_flag_ex = pci_resource_flags(pdev, bar_ex); - if (res_flag_ex & IORESOURCE_MEM) { - if (res_flag_ex & IORESOURCE_CACHEABLE) - mvi->regs_ex = ioremap(res_start, res_len); - else - mvi->regs_ex = ioremap_nocache(res_start, - res_len); - } else + if (res_flag_ex & IORESOURCE_MEM) + mvi->regs_ex = ioremap(res_start, res_len); + else mvi->regs_ex = (void *)res_start; if (!mvi->regs_ex) goto err_out; @@ -339,14 +333,14 @@ int mvs_ioremap(struct mvs_info *mvi, int bar, int bar_ex) res_start = pci_resource_start(pdev, bar); res_len = pci_resource_len(pdev, bar); - if (!res_start || !res_len) + if (!res_start || !res_len) { + iounmap(mvi->regs_ex); + mvi->regs_ex = NULL; goto err_out; + } res_flag = pci_resource_flags(pdev, bar); - if (res_flag & IORESOURCE_CACHEABLE) - mvi->regs = ioremap(res_start, res_len); - else - mvi->regs = ioremap_nocache(res_start, res_len); + mvi->regs = ioremap(res_start, res_len); if (!mvi->regs) { if (mvi->regs_ex && (res_flag_ex & IORESOURCE_MEM)) @@ -646,9 +640,9 @@ static void mvs_pci_remove(struct pci_dev *pdev) tasklet_kill(&((struct mvs_prv_info *)sha->lldd_ha)->mv_tasklet); #endif + scsi_remove_host(mvi->shost); sas_unregister_ha(sha); sas_remove_host(mvi->shost); - scsi_remove_host(mvi->shost); MVS_CHIP_DISP->interrupt_disable(mvi); free_irq(mvi->pdev->irq, sha); @@ -764,7 +758,7 @@ mvs_store_interrupt_coalescing(struct device *cdev, struct device_attribute *attr, const char *buffer, size_t size) { - int val = 0; + unsigned int val = 0; struct mvs_info *mvi = NULL; struct Scsi_Host *shost = class_to_shost(cdev); struct sas_ha_struct *sha = SHOST_TO_SAS_HA(shost); @@ -772,7 +766,7 @@ mvs_store_interrupt_coalescing(struct device *cdev, if (buffer == NULL) return size; - if (sscanf(buffer, "%d", &val) != 1) + if (sscanf(buffer, "%u", &val) != 1) return -EINVAL; if (val >= 0x10000) { diff --git a/kernel/drivers/scsi/mvsas/mv_sas.c b/kernel/drivers/scsi/mvsas/mv_sas.c index 454536c49..9c780740f 100644 --- a/kernel/drivers/scsi/mvsas/mv_sas.c +++ b/kernel/drivers/scsi/mvsas/mv_sas.c @@ -887,6 +887,8 @@ static void mvs_slot_free(struct mvs_info *mvi, u32 rx_desc) static void mvs_slot_task_free(struct mvs_info *mvi, struct sas_task *task, struct mvs_slot_info *slot, u32 slot_idx) { + if (!slot) + return; if (!slot->task) return; if (!sas_protocol_ata(task->task_proto)) -- cgit 1.2.3-korg