Messages in this thread | | | Subject | Re: [PATCH] lightnvm: rename dma helper functions (UPS) | From | Matias Bjørling <> | Date | Fri, 29 Apr 2016 11:14:55 +0200 |
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On 04/28/2016 05:47 PM, Javier González wrote: > Until now, the dma pool have been exclusively used to allocate the ppa > list being sent to the device. In pblk (upcoming), we use these pools to > allocate metadata too. Thus, we generalize the names of some variables > on the dma helper functions to make the code more readable. > > Signed-off-by: Javier González <javier@cnexlabs.com> > --- > drivers/lightnvm/core.c | 16 ++++++++-------- > drivers/nvme/host/lightnvm.c | 4 ++-- > include/linux/lightnvm.h | 2 +- > 3 files changed, 11 insertions(+), 11 deletions(-) > > diff --git a/drivers/lightnvm/core.c b/drivers/lightnvm/core.c > index 9b6c1c9..6a5f2f8 100644 > --- a/drivers/lightnvm/core.c > +++ b/drivers/lightnvm/core.c > @@ -87,15 +87,15 @@ EXPORT_SYMBOL(nvm_unregister_tgt_type); > void *nvm_dev_dma_alloc(struct nvm_dev *dev, gfp_t mem_flags, > dma_addr_t *dma_handler) > { > - return dev->ops->dev_dma_alloc(dev, dev->ppalist_pool, mem_flags, > + return dev->ops->dev_dma_alloc(dev, dev->dma_pool, mem_flags, > dma_handler); > } > EXPORT_SYMBOL(nvm_dev_dma_alloc); > > -void nvm_dev_dma_free(struct nvm_dev *dev, void *ppa_list, > +void nvm_dev_dma_free(struct nvm_dev *dev, void *addr, > dma_addr_t dma_handler) > { > - dev->ops->dev_dma_free(dev->ppalist_pool, ppa_list, dma_handler); > + dev->ops->dev_dma_free(dev->dma_pool, addr, dma_handler); > } > EXPORT_SYMBOL(nvm_dev_dma_free); > > @@ -653,8 +653,8 @@ err: > > static void nvm_exit(struct nvm_dev *dev) > { > - if (dev->ppalist_pool) > - dev->ops->destroy_dma_pool(dev->ppalist_pool); > + if (dev->dma_pool) > + dev->ops->destroy_dma_pool(dev->dma_pool); > nvm_free(dev); > > pr_info("nvm: successfully unloaded\n"); > @@ -688,9 +688,9 @@ int nvm_register(struct request_queue *q, char *disk_name, > } > > if (dev->ops->max_phys_sect > 1) { > - dev->ppalist_pool = dev->ops->create_dma_pool(dev, "ppalist"); > - if (!dev->ppalist_pool) { > - pr_err("nvm: could not create ppa pool\n"); > + dev->dma_pool = dev->ops->create_dma_pool(dev, "ppalist"); > + if (!dev->dma_pool) { > + pr_err("nvm: could not create dma pool\n"); > ret = -ENOMEM; > goto err_init; > } > diff --git a/drivers/nvme/host/lightnvm.c b/drivers/nvme/host/lightnvm.c > index 76f1199..33f2315 100644 > --- a/drivers/nvme/host/lightnvm.c > +++ b/drivers/nvme/host/lightnvm.c > @@ -565,10 +565,10 @@ static void *nvme_nvm_dev_dma_alloc(struct nvm_dev *dev, void *pool, > return dma_pool_alloc(pool, mem_flags, dma_handler); > } > > -static void nvme_nvm_dev_dma_free(void *pool, void *ppa_list, > +static void nvme_nvm_dev_dma_free(void *pool, void *addr, > dma_addr_t dma_handler) > { > - dma_pool_free(pool, ppa_list, dma_handler); > + dma_pool_free(pool, addr, dma_handler); > } > > static struct nvm_dev_ops nvme_nvm_dev_ops = { > diff --git a/include/linux/lightnvm.h b/include/linux/lightnvm.h > index 9d8a350..20e681e 100644 > --- a/include/linux/lightnvm.h > +++ b/include/linux/lightnvm.h > @@ -368,7 +368,7 @@ struct nvm_dev { > unsigned max_pages_per_blk; > > unsigned long *lun_map; > - void *ppalist_pool; > + void *dma_pool; > > struct nvm_id identity; > >
Thanks Javier. Applied for 4.7.
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