Message ID | 20190720083043.23387-1-minwoo.im.dev@gmail.com (mailing list archive) |
---|---|
State | New, archived |
Headers | show |
Series | lightnvm: introduce pr_fmt for the previx nvm | expand |
On 07/20/2019 01:31 AM, Minwoo Im wrote: > all the pr_() family can have this prefix by pr_fmt. > > Cc: Matias Bjorling <mb@lightnvm.io> > Signed-off-by: Minwoo Im <minwoo.im.dev@gmail.com> > --- > drivers/lightnvm/core.c | 45 +++++++++++++++++++++-------------------- > 1 file changed, 23 insertions(+), 22 deletions(-) > > diff --git a/drivers/lightnvm/core.c b/drivers/lightnvm/core.c > index a600934fdd9c..ba2947083da1 100644 > --- a/drivers/lightnvm/core.c > +++ b/drivers/lightnvm/core.c > @@ -4,6 +4,7 @@ > * Initial release: Matias Bjorling <m@bjorling.me> > */ > > +#define pr_fmt(fmt) "nvm: " fmt > #include <linux/list.h> > #include <linux/types.h> > #include <linux/sem.h> > @@ -74,7 +75,7 @@ static int nvm_reserve_luns(struct nvm_dev *dev, int lun_begin, int lun_end) > > for (i = lun_begin; i <= lun_end; i++) { > if (test_and_set_bit(i, dev->lun_map)) { > - pr_err("nvm: lun %d already allocated\n", i); > + pr_err("lun %d already allocated\n", i); > goto err; > } > } > @@ -264,7 +265,7 @@ static int nvm_config_check_luns(struct nvm_geo *geo, int lun_begin, > int lun_end) > { > if (lun_begin > lun_end || lun_end >= geo->all_luns) { > - pr_err("nvm: lun out of bound (%u:%u > %u)\n", > + pr_err("lun out of bound (%u:%u > %u)\n", > lun_begin, lun_end, geo->all_luns - 1); > return -EINVAL; > } > @@ -297,7 +298,7 @@ static int __nvm_config_extended(struct nvm_dev *dev, > if (e->op == 0xFFFF) { > e->op = NVM_TARGET_DEFAULT_OP; > } else if (e->op < NVM_TARGET_MIN_OP || e->op > NVM_TARGET_MAX_OP) { > - pr_err("nvm: invalid over provisioning value\n"); > + pr_err("invalid over provisioning value\n"); > return -EINVAL; > } > > @@ -334,23 +335,23 @@ static int nvm_create_tgt(struct nvm_dev *dev, struct nvm_ioctl_create *create) > e = create->conf.e; > break; > default: > - pr_err("nvm: config type not valid\n"); > + pr_err("config type not valid\n"); > return -EINVAL; > } > > tt = nvm_find_target_type(create->tgttype); > if (!tt) { > - pr_err("nvm: target type %s not found\n", create->tgttype); > + pr_err("target type %s not found\n", create->tgttype); > return -EINVAL; > } > > if ((tt->flags & NVM_TGT_F_HOST_L2P) != (dev->geo.dom & NVM_RSP_L2P)) { > - pr_err("nvm: device is incompatible with target L2P type.\n"); > + pr_err("device is incompatible with target L2P type.\n"); > return -EINVAL; > } > > if (nvm_target_exists(create->tgtname)) { > - pr_err("nvm: target name already exists (%s)\n", > + pr_err("target name already exists (%s)\n", > create->tgtname); > return -EINVAL; > } > @@ -367,7 +368,7 @@ static int nvm_create_tgt(struct nvm_dev *dev, struct nvm_ioctl_create *create) > > tgt_dev = nvm_create_tgt_dev(dev, e.lun_begin, e.lun_end, e.op); > if (!tgt_dev) { > - pr_err("nvm: could not create target device\n"); > + pr_err("could not create target device\n"); > ret = -ENOMEM; > goto err_t; > } > @@ -686,7 +687,7 @@ static int nvm_set_rqd_ppalist(struct nvm_tgt_dev *tgt_dev, struct nvm_rq *rqd, > rqd->nr_ppas = nr_ppas; > rqd->ppa_list = nvm_dev_dma_alloc(dev, GFP_KERNEL, &rqd->dma_ppa_list); > if (!rqd->ppa_list) { > - pr_err("nvm: failed to allocate dma memory\n"); > + pr_err("failed to allocate dma memory\n"); > return -ENOMEM; > } > > @@ -1048,7 +1049,7 @@ int nvm_set_chunk_meta(struct nvm_tgt_dev *tgt_dev, struct ppa_addr *ppas, > return 0; > > if (nr_ppas > NVM_MAX_VLBA) { > - pr_err("nvm: unable to update all blocks atomically\n"); > + pr_err("unable to update all blocks atomically\n"); > return -EINVAL; > } > > @@ -1111,27 +1112,27 @@ static int nvm_init(struct nvm_dev *dev) > int ret = -EINVAL; > > if (dev->ops->identity(dev)) { > - pr_err("nvm: device could not be identified\n"); > + pr_err("device could not be identified\n"); > goto err; > } > > - pr_debug("nvm: ver:%u.%u nvm_vendor:%x\n", > + pr_debug("ver:%u.%u nvm_vendor:%x\n", > geo->major_ver_id, geo->minor_ver_id, > geo->vmnt); The above last 2 lines can be squashed and pr_debug call can be made in 2 lines since you have removed the "nvm:" which shortens the first line. > > ret = nvm_core_init(dev); > if (ret) { > - pr_err("nvm: could not initialize core structures.\n"); > + pr_err("could not initialize core structures.\n"); > goto err; > } > > - pr_info("nvm: registered %s [%u/%u/%u/%u/%u]\n", > + pr_info("registered %s [%u/%u/%u/%u/%u]\n", > dev->name, dev->geo.ws_min, dev->geo.ws_opt, > dev->geo.num_chk, dev->geo.all_luns, > dev->geo.num_ch); > return 0; > err: > - pr_err("nvm: failed to initialize nvm\n"); > + pr_err("failed to initialize nvm\n"); > return ret; > } > > @@ -1169,7 +1170,7 @@ int nvm_register(struct nvm_dev *dev) > dev->dma_pool = dev->ops->create_dma_pool(dev, "ppalist", > exp_pool_size); > if (!dev->dma_pool) { > - pr_err("nvm: could not create dma pool\n"); > + pr_err("could not create dma pool\n"); > kref_put(&dev->ref, nvm_free); > return -ENOMEM; > } > @@ -1214,7 +1215,7 @@ static int __nvm_configure_create(struct nvm_ioctl_create *create) > up_write(&nvm_lock); > > if (!dev) { > - pr_err("nvm: device not found\n"); > + pr_err("device not found\n"); > return -EINVAL; > } > > @@ -1288,7 +1289,7 @@ static long nvm_ioctl_get_devices(struct file *file, void __user *arg) > i++; > > if (i > 31) { > - pr_err("nvm: max 31 devices can be reported.\n"); > + pr_err("max 31 devices can be reported.\n"); > break; > } > } > @@ -1315,7 +1316,7 @@ static long nvm_ioctl_dev_create(struct file *file, void __user *arg) > > if (create.conf.type == NVM_CONFIG_TYPE_EXTENDED && > create.conf.e.rsv != 0) { > - pr_err("nvm: reserved config field in use\n"); > + pr_err("reserved config field in use\n"); > return -EINVAL; > } > > @@ -1331,7 +1332,7 @@ static long nvm_ioctl_dev_create(struct file *file, void __user *arg) > flags &= ~NVM_TARGET_FACTORY; > > if (flags) { > - pr_err("nvm: flag not supported\n"); > + pr_err("flag not supported\n"); > return -EINVAL; > } > } > @@ -1349,7 +1350,7 @@ static long nvm_ioctl_dev_remove(struct file *file, void __user *arg) > remove.tgtname[DISK_NAME_LEN - 1] = '\0'; > > if (remove.flags != 0) { > - pr_err("nvm: no flags supported\n"); > + pr_err("no flags supported\n"); > return -EINVAL; > } > > @@ -1365,7 +1366,7 @@ static long nvm_ioctl_dev_init(struct file *file, void __user *arg) > return -EFAULT; > > if (init.flags != 0) { > - pr_err("nvm: no flags supported\n"); > + pr_err("no flags supported\n"); > return -EINVAL; > } > >
> > @@ -1111,27 +1112,27 @@ static int nvm_init(struct nvm_dev *dev) > > int ret = -EINVAL; > > > > if (dev->ops->identity(dev)) { > > - pr_err("nvm: device could not be identified\n"); > > + pr_err("device could not be identified\n"); > > goto err; > > } > > > > - pr_debug("nvm: ver:%u.%u nvm_vendor:%x\n", > > + pr_debug("ver:%u.%u nvm_vendor:%x\n", > > geo->major_ver_id, geo->minor_ver_id, > > geo->vmnt); > The above last 2 lines can be squashed and pr_debug call can be made in > 2 lines since you have removed the "nvm:" which shortens the first line. Yeah Okay. Will prepare V2 with this and also s/previx/prefix in the title. Thanks for the review. Minwoo Im
> On 22 Jul 2019, at 06.31, Minwoo Im <minwoo.im@samsung.com> wrote: > >>> @@ -1111,27 +1112,27 @@ static int nvm_init(struct nvm_dev *dev) >>> int ret = -EINVAL; >>> >>> if (dev->ops->identity(dev)) { >>> - pr_err("nvm: device could not be identified\n"); >>> + pr_err("device could not be identified\n"); >>> goto err; >>> } >>> >>> - pr_debug("nvm: ver:%u.%u nvm_vendor:%x\n", >>> + pr_debug("ver:%u.%u nvm_vendor:%x\n", >>> geo->major_ver_id, geo->minor_ver_id, >>> geo->vmnt); >> The above last 2 lines can be squashed and pr_debug call can be made in >> 2 lines since you have removed the "nvm:" which shortens the first line. > > Yeah Okay. Will prepare V2 with this and also s/previx/prefix in the > title. > > Thanks for the review. > > Minwoo Im Besides Chaitanya’s comments, looks good. You can add my review on V2. Reviewed-by: Javier González <javier@javigon.com>
diff --git a/drivers/lightnvm/core.c b/drivers/lightnvm/core.c index a600934fdd9c..ba2947083da1 100644 --- a/drivers/lightnvm/core.c +++ b/drivers/lightnvm/core.c @@ -4,6 +4,7 @@ * Initial release: Matias Bjorling <m@bjorling.me> */ +#define pr_fmt(fmt) "nvm: " fmt #include <linux/list.h> #include <linux/types.h> #include <linux/sem.h> @@ -74,7 +75,7 @@ static int nvm_reserve_luns(struct nvm_dev *dev, int lun_begin, int lun_end) for (i = lun_begin; i <= lun_end; i++) { if (test_and_set_bit(i, dev->lun_map)) { - pr_err("nvm: lun %d already allocated\n", i); + pr_err("lun %d already allocated\n", i); goto err; } } @@ -264,7 +265,7 @@ static int nvm_config_check_luns(struct nvm_geo *geo, int lun_begin, int lun_end) { if (lun_begin > lun_end || lun_end >= geo->all_luns) { - pr_err("nvm: lun out of bound (%u:%u > %u)\n", + pr_err("lun out of bound (%u:%u > %u)\n", lun_begin, lun_end, geo->all_luns - 1); return -EINVAL; } @@ -297,7 +298,7 @@ static int __nvm_config_extended(struct nvm_dev *dev, if (e->op == 0xFFFF) { e->op = NVM_TARGET_DEFAULT_OP; } else if (e->op < NVM_TARGET_MIN_OP || e->op > NVM_TARGET_MAX_OP) { - pr_err("nvm: invalid over provisioning value\n"); + pr_err("invalid over provisioning value\n"); return -EINVAL; } @@ -334,23 +335,23 @@ static int nvm_create_tgt(struct nvm_dev *dev, struct nvm_ioctl_create *create) e = create->conf.e; break; default: - pr_err("nvm: config type not valid\n"); + pr_err("config type not valid\n"); return -EINVAL; } tt = nvm_find_target_type(create->tgttype); if (!tt) { - pr_err("nvm: target type %s not found\n", create->tgttype); + pr_err("target type %s not found\n", create->tgttype); return -EINVAL; } if ((tt->flags & NVM_TGT_F_HOST_L2P) != (dev->geo.dom & NVM_RSP_L2P)) { - pr_err("nvm: device is incompatible with target L2P type.\n"); + pr_err("device is incompatible with target L2P type.\n"); return -EINVAL; } if (nvm_target_exists(create->tgtname)) { - pr_err("nvm: target name already exists (%s)\n", + pr_err("target name already exists (%s)\n", create->tgtname); return -EINVAL; } @@ -367,7 +368,7 @@ static int nvm_create_tgt(struct nvm_dev *dev, struct nvm_ioctl_create *create) tgt_dev = nvm_create_tgt_dev(dev, e.lun_begin, e.lun_end, e.op); if (!tgt_dev) { - pr_err("nvm: could not create target device\n"); + pr_err("could not create target device\n"); ret = -ENOMEM; goto err_t; } @@ -686,7 +687,7 @@ static int nvm_set_rqd_ppalist(struct nvm_tgt_dev *tgt_dev, struct nvm_rq *rqd, rqd->nr_ppas = nr_ppas; rqd->ppa_list = nvm_dev_dma_alloc(dev, GFP_KERNEL, &rqd->dma_ppa_list); if (!rqd->ppa_list) { - pr_err("nvm: failed to allocate dma memory\n"); + pr_err("failed to allocate dma memory\n"); return -ENOMEM; } @@ -1048,7 +1049,7 @@ int nvm_set_chunk_meta(struct nvm_tgt_dev *tgt_dev, struct ppa_addr *ppas, return 0; if (nr_ppas > NVM_MAX_VLBA) { - pr_err("nvm: unable to update all blocks atomically\n"); + pr_err("unable to update all blocks atomically\n"); return -EINVAL; } @@ -1111,27 +1112,27 @@ static int nvm_init(struct nvm_dev *dev) int ret = -EINVAL; if (dev->ops->identity(dev)) { - pr_err("nvm: device could not be identified\n"); + pr_err("device could not be identified\n"); goto err; } - pr_debug("nvm: ver:%u.%u nvm_vendor:%x\n", + pr_debug("ver:%u.%u nvm_vendor:%x\n", geo->major_ver_id, geo->minor_ver_id, geo->vmnt); ret = nvm_core_init(dev); if (ret) { - pr_err("nvm: could not initialize core structures.\n"); + pr_err("could not initialize core structures.\n"); goto err; } - pr_info("nvm: registered %s [%u/%u/%u/%u/%u]\n", + pr_info("registered %s [%u/%u/%u/%u/%u]\n", dev->name, dev->geo.ws_min, dev->geo.ws_opt, dev->geo.num_chk, dev->geo.all_luns, dev->geo.num_ch); return 0; err: - pr_err("nvm: failed to initialize nvm\n"); + pr_err("failed to initialize nvm\n"); return ret; } @@ -1169,7 +1170,7 @@ int nvm_register(struct nvm_dev *dev) dev->dma_pool = dev->ops->create_dma_pool(dev, "ppalist", exp_pool_size); if (!dev->dma_pool) { - pr_err("nvm: could not create dma pool\n"); + pr_err("could not create dma pool\n"); kref_put(&dev->ref, nvm_free); return -ENOMEM; } @@ -1214,7 +1215,7 @@ static int __nvm_configure_create(struct nvm_ioctl_create *create) up_write(&nvm_lock); if (!dev) { - pr_err("nvm: device not found\n"); + pr_err("device not found\n"); return -EINVAL; } @@ -1288,7 +1289,7 @@ static long nvm_ioctl_get_devices(struct file *file, void __user *arg) i++; if (i > 31) { - pr_err("nvm: max 31 devices can be reported.\n"); + pr_err("max 31 devices can be reported.\n"); break; } } @@ -1315,7 +1316,7 @@ static long nvm_ioctl_dev_create(struct file *file, void __user *arg) if (create.conf.type == NVM_CONFIG_TYPE_EXTENDED && create.conf.e.rsv != 0) { - pr_err("nvm: reserved config field in use\n"); + pr_err("reserved config field in use\n"); return -EINVAL; } @@ -1331,7 +1332,7 @@ static long nvm_ioctl_dev_create(struct file *file, void __user *arg) flags &= ~NVM_TARGET_FACTORY; if (flags) { - pr_err("nvm: flag not supported\n"); + pr_err("flag not supported\n"); return -EINVAL; } } @@ -1349,7 +1350,7 @@ static long nvm_ioctl_dev_remove(struct file *file, void __user *arg) remove.tgtname[DISK_NAME_LEN - 1] = '\0'; if (remove.flags != 0) { - pr_err("nvm: no flags supported\n"); + pr_err("no flags supported\n"); return -EINVAL; } @@ -1365,7 +1366,7 @@ static long nvm_ioctl_dev_init(struct file *file, void __user *arg) return -EFAULT; if (init.flags != 0) { - pr_err("nvm: no flags supported\n"); + pr_err("no flags supported\n"); return -EINVAL; }
all the pr_() family can have this prefix by pr_fmt. Cc: Matias Bjorling <mb@lightnvm.io> Signed-off-by: Minwoo Im <minwoo.im.dev@gmail.com> --- drivers/lightnvm/core.c | 45 +++++++++++++++++++++-------------------- 1 file changed, 23 insertions(+), 22 deletions(-)