On Sat, Feb 18, 2017 at 09:35:47AM +0100, Romain Perier wrote: Hi Romain, Checkpatch gives some warnings you can fix related to NULL tests before dma_pool_destroy(), and you changed indentation style in some of your changes. Some times it is important to keep consistency within a file even if the style is not the default. Please fix and resend. > The PCI pool API is deprecated. This commits replaces the PCI pool old > API by the appropriated function with the DMA pool API. > > Signed-off-by: Romain Perier <romain.perier@xxxxxxxxxxxxx> > --- > drivers/scsi/megaraid/megaraid_mbox.c | 30 ++++++++--------- > drivers/scsi/megaraid/megaraid_mm.c | 29 ++++++++-------- > drivers/scsi/megaraid/megaraid_sas_base.c | 25 +++++++------- > drivers/scsi/megaraid/megaraid_sas_fusion.c | 51 +++++++++++++++-------------- > 4 files changed, 70 insertions(+), 65 deletions(-) > > diff --git a/drivers/scsi/megaraid/megaraid_mbox.c b/drivers/scsi/megaraid/megaraid_mbox.c > index f0987f2..6d0bd3a 100644 > --- a/drivers/scsi/megaraid/megaraid_mbox.c > +++ b/drivers/scsi/megaraid/megaraid_mbox.c > @@ -1153,8 +1153,8 @@ megaraid_mbox_setup_dma_pools(adapter_t *adapter) > > > // Allocate memory for 16-bytes aligned mailboxes > - raid_dev->mbox_pool_handle = pci_pool_create("megaraid mbox pool", > - adapter->pdev, > + raid_dev->mbox_pool_handle = dma_pool_create("megaraid mbox pool", > + &adapter->pdev->dev, > sizeof(mbox64_t) + 16, > 16, 0); > > @@ -1164,7 +1164,7 @@ megaraid_mbox_setup_dma_pools(adapter_t *adapter) > > mbox_pci_blk = raid_dev->mbox_pool; > for (i = 0; i < MBOX_MAX_SCSI_CMDS; i++) { > - mbox_pci_blk[i].vaddr = pci_pool_alloc( > + mbox_pci_blk[i].vaddr = dma_pool_alloc( > raid_dev->mbox_pool_handle, > GFP_KERNEL, > &mbox_pci_blk[i].dma_addr); > @@ -1181,8 +1181,8 @@ megaraid_mbox_setup_dma_pools(adapter_t *adapter) > * share common memory pool. Passthru structures piggyback on memory > * allocted to extended passthru since passthru is smaller of the two > */ > - raid_dev->epthru_pool_handle = pci_pool_create("megaraid mbox pthru", > - adapter->pdev, sizeof(mraid_epassthru_t), 128, 0); > + raid_dev->epthru_pool_handle = dma_pool_create("megaraid mbox pthru", > + &adapter->pdev->dev, sizeof(mraid_epassthru_t), 128, 0); > > if (raid_dev->epthru_pool_handle == NULL) { > goto fail_setup_dma_pool; > @@ -1190,7 +1190,7 @@ megaraid_mbox_setup_dma_pools(adapter_t *adapter) > > epthru_pci_blk = raid_dev->epthru_pool; > for (i = 0; i < MBOX_MAX_SCSI_CMDS; i++) { > - epthru_pci_blk[i].vaddr = pci_pool_alloc( > + epthru_pci_blk[i].vaddr = dma_pool_alloc( > raid_dev->epthru_pool_handle, > GFP_KERNEL, > &epthru_pci_blk[i].dma_addr); > @@ -1202,8 +1202,8 @@ megaraid_mbox_setup_dma_pools(adapter_t *adapter) > > // Allocate memory for each scatter-gather list. Request for 512 bytes > // alignment for each sg list > - raid_dev->sg_pool_handle = pci_pool_create("megaraid mbox sg", > - adapter->pdev, > + raid_dev->sg_pool_handle = dma_pool_create("megaraid mbox sg", > + &adapter->pdev->dev, > sizeof(mbox_sgl64) * MBOX_MAX_SG_SIZE, > 512, 0); > > @@ -1213,7 +1213,7 @@ megaraid_mbox_setup_dma_pools(adapter_t *adapter) > > sg_pci_blk = raid_dev->sg_pool; > for (i = 0; i < MBOX_MAX_SCSI_CMDS; i++) { > - sg_pci_blk[i].vaddr = pci_pool_alloc( > + sg_pci_blk[i].vaddr = dma_pool_alloc( > raid_dev->sg_pool_handle, > GFP_KERNEL, > &sg_pci_blk[i].dma_addr); > @@ -1249,29 +1249,29 @@ megaraid_mbox_teardown_dma_pools(adapter_t *adapter) > > sg_pci_blk = raid_dev->sg_pool; > for (i = 0; i < MBOX_MAX_SCSI_CMDS && sg_pci_blk[i].vaddr; i++) { > - pci_pool_free(raid_dev->sg_pool_handle, sg_pci_blk[i].vaddr, > + dma_pool_free(raid_dev->sg_pool_handle, sg_pci_blk[i].vaddr, > sg_pci_blk[i].dma_addr); > } > if (raid_dev->sg_pool_handle) > - pci_pool_destroy(raid_dev->sg_pool_handle); > + dma_pool_destroy(raid_dev->sg_pool_handle); > > > epthru_pci_blk = raid_dev->epthru_pool; > for (i = 0; i < MBOX_MAX_SCSI_CMDS && epthru_pci_blk[i].vaddr; i++) { > - pci_pool_free(raid_dev->epthru_pool_handle, > + dma_pool_free(raid_dev->epthru_pool_handle, > epthru_pci_blk[i].vaddr, epthru_pci_blk[i].dma_addr); > } > if (raid_dev->epthru_pool_handle) > - pci_pool_destroy(raid_dev->epthru_pool_handle); > + dma_pool_destroy(raid_dev->epthru_pool_handle); > > > mbox_pci_blk = raid_dev->mbox_pool; > for (i = 0; i < MBOX_MAX_SCSI_CMDS && mbox_pci_blk[i].vaddr; i++) { > - pci_pool_free(raid_dev->mbox_pool_handle, > + dma_pool_free(raid_dev->mbox_pool_handle, > mbox_pci_blk[i].vaddr, mbox_pci_blk[i].dma_addr); > } > if (raid_dev->mbox_pool_handle) > - pci_pool_destroy(raid_dev->mbox_pool_handle); > + dma_pool_destroy(raid_dev->mbox_pool_handle); > > return; > } > diff --git a/drivers/scsi/megaraid/megaraid_mm.c b/drivers/scsi/megaraid/megaraid_mm.c > index 4cf9ed9..11f518f 100644 > --- a/drivers/scsi/megaraid/megaraid_mm.c > +++ b/drivers/scsi/megaraid/megaraid_mm.c > @@ -574,7 +574,7 @@ mraid_mm_attach_buf(mraid_mmadp_t *adp, uioc_t *kioc, int xferlen) > > kioc->pool_index = right_pool; > kioc->free_buf = 1; > - kioc->buf_vaddr = pci_pool_alloc(pool->handle, GFP_KERNEL, > + kioc->buf_vaddr = dma_pool_alloc(pool->handle, GFP_KERNEL, > &kioc->buf_paddr); > spin_unlock_irqrestore(&pool->lock, flags); > > @@ -658,7 +658,7 @@ mraid_mm_dealloc_kioc(mraid_mmadp_t *adp, uioc_t *kioc) > * not in use > */ > if (kioc->free_buf == 1) > - pci_pool_free(pool->handle, kioc->buf_vaddr, > + dma_pool_free(pool->handle, kioc->buf_vaddr, > kioc->buf_paddr); > else > pool->in_use = 0; > @@ -940,8 +940,8 @@ mraid_mm_register_adp(mraid_mmadp_t *lld_adp) > GFP_KERNEL); > adapter->mbox_list = kmalloc(sizeof(mbox64_t) * lld_adp->max_kioc, > GFP_KERNEL); > - adapter->pthru_dma_pool = pci_pool_create("megaraid mm pthru pool", > - adapter->pdev, > + adapter->pthru_dma_pool = dma_pool_create("megaraid mm pthru pool", > + &adapter->pdev->dev, > sizeof(mraid_passthru_t), > 16, 0); > > @@ -970,7 +970,7 @@ mraid_mm_register_adp(mraid_mmadp_t *lld_adp) > > kioc = adapter->kioc_list + i; > kioc->cmdbuf = (uint64_t)(unsigned long)(mbox_list + i); > - kioc->pthru32 = pci_pool_alloc(adapter->pthru_dma_pool, > + kioc->pthru32 = dma_pool_alloc(adapter->pthru_dma_pool, > GFP_KERNEL, &kioc->pthru32_h); > > if (!kioc->pthru32) { > @@ -1006,7 +1006,7 @@ mraid_mm_register_adp(mraid_mmadp_t *lld_adp) > for (i = 0; i < lld_adp->max_kioc; i++) { > kioc = adapter->kioc_list + i; > if (kioc->pthru32) { > - pci_pool_free(adapter->pthru_dma_pool, kioc->pthru32, > + dma_pool_free(adapter->pthru_dma_pool, kioc->pthru32, > kioc->pthru32_h); > } > } > @@ -1017,7 +1017,7 @@ mraid_mm_register_adp(mraid_mmadp_t *lld_adp) > kfree(adapter->mbox_list); > > if (adapter->pthru_dma_pool) > - pci_pool_destroy(adapter->pthru_dma_pool); > + dma_pool_destroy(adapter->pthru_dma_pool); > > kfree(adapter); > > @@ -1086,14 +1086,15 @@ mraid_mm_setup_dma_pools(mraid_mmadp_t *adp) > pool->buf_size = bufsize; > spin_lock_init(&pool->lock); > > - pool->handle = pci_pool_create("megaraid mm data buffer", > - adp->pdev, bufsize, 16, 0); > + pool->handle = dma_pool_create("megaraid mm data buffer", > + &adp->pdev->dev, bufsize, 16, > + 0); Indentation style change here > > if (!pool->handle) { > goto dma_pool_setup_error; > } > > - pool->vaddr = pci_pool_alloc(pool->handle, GFP_KERNEL, > + pool->vaddr = dma_pool_alloc(pool->handle, GFP_KERNEL, > &pool->paddr); > > if (!pool->vaddr) > @@ -1163,14 +1164,14 @@ mraid_mm_free_adp_resources(mraid_mmadp_t *adp) > > kioc = adp->kioc_list + i; > > - pci_pool_free(adp->pthru_dma_pool, kioc->pthru32, > + dma_pool_free(adp->pthru_dma_pool, kioc->pthru32, > kioc->pthru32_h); > } > > kfree(adp->kioc_list); > kfree(adp->mbox_list); > > - pci_pool_destroy(adp->pthru_dma_pool); > + dma_pool_destroy(adp->pthru_dma_pool); > > > return; > @@ -1194,10 +1195,10 @@ mraid_mm_teardown_dma_pools(mraid_mmadp_t *adp) > if (pool->handle) { > > if (pool->vaddr) > - pci_pool_free(pool->handle, pool->vaddr, > + dma_pool_free(pool->handle, pool->vaddr, > pool->paddr); > > - pci_pool_destroy(pool->handle); > + dma_pool_destroy(pool->handle); > pool->handle = NULL; > } > } > diff --git a/drivers/scsi/megaraid/megaraid_sas_base.c b/drivers/scsi/megaraid/megaraid_sas_base.c > index 70891a7..fb0c3b6 100644 > --- a/drivers/scsi/megaraid/megaraid_sas_base.c > +++ b/drivers/scsi/megaraid/megaraid_sas_base.c > @@ -3760,19 +3760,19 @@ static void megasas_teardown_frame_pool(struct megasas_instance *instance) > cmd = instance->cmd_list[i]; > > if (cmd->frame) > - pci_pool_free(instance->frame_dma_pool, cmd->frame, > + dma_pool_free(instance->frame_dma_pool, cmd->frame, > cmd->frame_phys_addr); > > if (cmd->sense) > - pci_pool_free(instance->sense_dma_pool, cmd->sense, > + dma_pool_free(instance->sense_dma_pool, cmd->sense, > cmd->sense_phys_addr); > } > > /* > * Now destroy the pool itself > */ > - pci_pool_destroy(instance->frame_dma_pool); > - pci_pool_destroy(instance->sense_dma_pool); > + dma_pool_destroy(instance->frame_dma_pool); > + dma_pool_destroy(instance->sense_dma_pool); > > instance->frame_dma_pool = NULL; > instance->sense_dma_pool = NULL; > @@ -3824,21 +3824,22 @@ static int megasas_create_frame_pool(struct megasas_instance *instance) > /* > * Use DMA pool facility provided by PCI layer > */ > - instance->frame_dma_pool = pci_pool_create("megasas frame pool", > - instance->pdev, total_sz, 256, 0); > + instance->frame_dma_pool = dma_pool_create("megasas frame pool", > + &instance->pdev->dev, total_sz, 256, 0); > > if (!instance->frame_dma_pool) { > dev_printk(KERN_DEBUG, &instance->pdev->dev, "failed to setup frame pool\n"); > return -ENOMEM; > } > > - instance->sense_dma_pool = pci_pool_create("megasas sense pool", > - instance->pdev, 128, 4, 0); > + instance->sense_dma_pool = dma_pool_create("megasas sense pool", > + &instance->pdev->dev, 128, 4, > + 0); > > if (!instance->sense_dma_pool) { > dev_printk(KERN_DEBUG, &instance->pdev->dev, "failed to setup sense pool\n"); > > - pci_pool_destroy(instance->frame_dma_pool); > + dma_pool_destroy(instance->frame_dma_pool); > instance->frame_dma_pool = NULL; > > return -ENOMEM; > @@ -3853,10 +3854,10 @@ static int megasas_create_frame_pool(struct megasas_instance *instance) > > cmd = instance->cmd_list[i]; > > - cmd->frame = pci_pool_alloc(instance->frame_dma_pool, > + cmd->frame = dma_pool_alloc(instance->frame_dma_pool, > GFP_KERNEL, &cmd->frame_phys_addr); > > - cmd->sense = pci_pool_alloc(instance->sense_dma_pool, > + cmd->sense = dma_pool_alloc(instance->sense_dma_pool, > GFP_KERNEL, &cmd->sense_phys_addr); > > /* > @@ -3864,7 +3865,7 @@ static int megasas_create_frame_pool(struct megasas_instance *instance) > * whatever has been allocated > */ > if (!cmd->frame || !cmd->sense) { > - dev_printk(KERN_DEBUG, &instance->pdev->dev, "pci_pool_alloc failed\n"); > + dev_printk(KERN_DEBUG, &instance->pdev->dev, "dma_pool_alloc failed\n"); > megasas_teardown_frame_pool(instance); > return -ENOMEM; > } > diff --git a/drivers/scsi/megaraid/megaraid_sas_fusion.c b/drivers/scsi/megaraid/megaraid_sas_fusion.c > index 9a9c84f..33c6038 100644 > --- a/drivers/scsi/megaraid/megaraid_sas_fusion.c > +++ b/drivers/scsi/megaraid/megaraid_sas_fusion.c > @@ -316,20 +316,21 @@ megasas_free_cmds_fusion(struct megasas_instance *instance) > cmd = fusion->cmd_list[i]; > if (cmd) { > if (cmd->sg_frame) > - pci_pool_free(fusion->sg_dma_pool, cmd->sg_frame, > - cmd->sg_frame_phys_addr); > + dma_pool_free(fusion->sg_dma_pool, > + cmd->sg_frame, > + cmd->sg_frame_phys_addr); Indentation style change here > if (cmd->sense) > - pci_pool_free(fusion->sense_dma_pool, cmd->sense, > - cmd->sense_phys_addr); > + dma_pool_free(fusion->sense_dma_pool, > + cmd->sense, cmd->sense_phys_addr); And here too. > } > } > > if (fusion->sg_dma_pool) { > - pci_pool_destroy(fusion->sg_dma_pool); > + dma_pool_destroy(fusion->sg_dma_pool); > fusion->sg_dma_pool = NULL; > } > if (fusion->sense_dma_pool) { > - pci_pool_destroy(fusion->sense_dma_pool); > + dma_pool_destroy(fusion->sense_dma_pool); > fusion->sense_dma_pool = NULL; > } > > @@ -346,11 +347,11 @@ megasas_free_cmds_fusion(struct megasas_instance *instance) > fusion->request_alloc_sz, fusion->req_frames_desc, > fusion->req_frames_desc_phys); > if (fusion->io_request_frames) > - pci_pool_free(fusion->io_request_frames_pool, > + dma_pool_free(fusion->io_request_frames_pool, > fusion->io_request_frames, > fusion->io_request_frames_phys); > if (fusion->io_request_frames_pool) { > - pci_pool_destroy(fusion->io_request_frames_pool); > + dma_pool_destroy(fusion->io_request_frames_pool); > fusion->io_request_frames_pool = NULL; > } > > @@ -379,11 +380,11 @@ static int megasas_create_sg_sense_fusion(struct megasas_instance *instance) > > > fusion->sg_dma_pool = > - pci_pool_create("mr_sg", instance->pdev, > + dma_pool_create("mr_sg", &instance->pdev->dev, > instance->max_chain_frame_sz, 4, 0); > /* SCSI_SENSE_BUFFERSIZE = 96 bytes */ > fusion->sense_dma_pool = > - pci_pool_create("mr_sense", instance->pdev, > + dma_pool_create("mr_sense", &instance->pdev->dev, > SCSI_SENSE_BUFFERSIZE, 64, 0); > > if (!fusion->sense_dma_pool || !fusion->sg_dma_pool) { > @@ -397,10 +398,10 @@ static int megasas_create_sg_sense_fusion(struct megasas_instance *instance) > */ > for (i = 0; i < max_cmd; i++) { > cmd = fusion->cmd_list[i]; > - cmd->sg_frame = pci_pool_alloc(fusion->sg_dma_pool, > + cmd->sg_frame = dma_pool_alloc(fusion->sg_dma_pool, > GFP_KERNEL, &cmd->sg_frame_phys_addr); > > - cmd->sense = pci_pool_alloc(fusion->sense_dma_pool, > + cmd->sense = dma_pool_alloc(fusion->sense_dma_pool, > GFP_KERNEL, &cmd->sense_phys_addr); > if (!cmd->sg_frame || !cmd->sense) { > dev_err(&instance->pdev->dev, > @@ -412,7 +413,7 @@ static int megasas_create_sg_sense_fusion(struct megasas_instance *instance) > /* create sense buffer for the raid 1/10 fp */ > for (i = max_cmd; i < instance->max_mpt_cmds; i++) { > cmd = fusion->cmd_list[i]; > - cmd->sense = pci_pool_alloc(fusion->sense_dma_pool, > + cmd->sense = dma_pool_alloc(fusion->sense_dma_pool, > GFP_KERNEL, &cmd->sense_phys_addr); > if (!cmd->sense) { > dev_err(&instance->pdev->dev, > @@ -479,7 +480,7 @@ megasas_alloc_request_fusion(struct megasas_instance *instance) > } > > fusion->io_request_frames_pool = > - pci_pool_create("mr_ioreq", instance->pdev, > + dma_pool_create("mr_ioreq", &instance->pdev->dev, > fusion->io_frames_alloc_sz, 16, 0); > > if (!fusion->io_request_frames_pool) { > @@ -489,7 +490,7 @@ megasas_alloc_request_fusion(struct megasas_instance *instance) > } > > fusion->io_request_frames = > - pci_pool_alloc(fusion->io_request_frames_pool, > + dma_pool_alloc(fusion->io_request_frames_pool, > GFP_KERNEL, &fusion->io_request_frames_phys); > if (!fusion->io_request_frames) { > dev_err(&instance->pdev->dev, > @@ -509,7 +510,7 @@ megasas_alloc_reply_fusion(struct megasas_instance *instance) > > count = instance->msix_vectors > 0 ? instance->msix_vectors : 1; > fusion->reply_frames_desc_pool = > - pci_pool_create("mr_reply", instance->pdev, > + dma_pool_create("mr_reply", &instance->pdev->dev, > fusion->reply_alloc_sz * count, 16, 0); > > if (!fusion->reply_frames_desc_pool) { > @@ -519,7 +520,7 @@ megasas_alloc_reply_fusion(struct megasas_instance *instance) > } > > fusion->reply_frames_desc[0] = > - pci_pool_alloc(fusion->reply_frames_desc_pool, > + dma_pool_alloc(fusion->reply_frames_desc_pool, > GFP_KERNEL, &fusion->reply_frames_desc_phys[0]); > if (!fusion->reply_frames_desc[0]) { > dev_err(&instance->pdev->dev, > @@ -562,8 +563,10 @@ megasas_alloc_rdpq_fusion(struct megasas_instance *instance) > memset(fusion->rdpq_virt, 0, > sizeof(struct MPI2_IOC_INIT_RDPQ_ARRAY_ENTRY) * MAX_MSIX_QUEUES_FUSION); > count = instance->msix_vectors > 0 ? instance->msix_vectors : 1; > - fusion->reply_frames_desc_pool = pci_pool_create("mr_rdpq", > - instance->pdev, fusion->reply_alloc_sz, 16, 0); > + fusion->reply_frames_desc_pool = dma_pool_create("mr_rdpq", > + &instance->pdev->dev, > + fusion->reply_alloc_sz, > + 16, 0); > > if (!fusion->reply_frames_desc_pool) { > dev_err(&instance->pdev->dev, > @@ -573,7 +576,7 @@ megasas_alloc_rdpq_fusion(struct megasas_instance *instance) > > for (i = 0; i < count; i++) { > fusion->reply_frames_desc[i] = > - pci_pool_alloc(fusion->reply_frames_desc_pool, > + dma_pool_alloc(fusion->reply_frames_desc_pool, > GFP_KERNEL, &fusion->reply_frames_desc_phys[i]); > if (!fusion->reply_frames_desc[i]) { > dev_err(&instance->pdev->dev, > @@ -601,13 +604,13 @@ megasas_free_rdpq_fusion(struct megasas_instance *instance) { > > for (i = 0; i < MAX_MSIX_QUEUES_FUSION; i++) { > if (fusion->reply_frames_desc[i]) > - pci_pool_free(fusion->reply_frames_desc_pool, > + dma_pool_free(fusion->reply_frames_desc_pool, > fusion->reply_frames_desc[i], > fusion->reply_frames_desc_phys[i]); > } > > if (fusion->reply_frames_desc_pool) > - pci_pool_destroy(fusion->reply_frames_desc_pool); > + dma_pool_destroy(fusion->reply_frames_desc_pool); > > if (fusion->rdpq_virt) > pci_free_consistent(instance->pdev, > @@ -623,12 +626,12 @@ megasas_free_reply_fusion(struct megasas_instance *instance) { > fusion = instance->ctrl_context; > > if (fusion->reply_frames_desc[0]) > - pci_pool_free(fusion->reply_frames_desc_pool, > + dma_pool_free(fusion->reply_frames_desc_pool, > fusion->reply_frames_desc[0], > fusion->reply_frames_desc_phys[0]); > > if (fusion->reply_frames_desc_pool) > - pci_pool_destroy(fusion->reply_frames_desc_pool); > + dma_pool_destroy(fusion->reply_frames_desc_pool); > > } > > -- > 2.9.3 > -- To unsubscribe from this list: send the line "unsubscribe linux-rdma" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html