diff options
Diffstat (limited to 'drivers/lightnvm')
| -rw-r--r-- | drivers/lightnvm/core.c | 16 | ||||
| -rw-r--r-- | drivers/lightnvm/gennvm.c | 34 | ||||
| -rw-r--r-- | drivers/lightnvm/rrpc.c | 6 |
3 files changed, 32 insertions, 24 deletions
diff --git a/drivers/lightnvm/core.c b/drivers/lightnvm/core.c index 081b0f59b773..fa1a052c4737 100644 --- a/drivers/lightnvm/core.c +++ b/drivers/lightnvm/core.c @@ -27,6 +27,7 @@ #include <linux/module.h> #include <linux/miscdevice.h> #include <linux/lightnvm.h> +#include <linux/sched/sysctl.h> #include <uapi/linux/lightnvm.h> static LIST_HEAD(nvm_targets); @@ -288,6 +289,21 @@ int nvm_erase_ppa(struct nvm_dev *dev, struct ppa_addr ppa) } EXPORT_SYMBOL(nvm_erase_ppa); +void nvm_end_io(struct nvm_rq *rqd, int error) +{ + rqd->end_io(rqd, error); +} +EXPORT_SYMBOL(nvm_end_io); + +static void nvm_end_io_sync(struct nvm_rq *rqd, int errors) +{ + struct completion *waiting = rqd->wait; + + rqd->wait = NULL; + + complete(waiting); +} + static int nvm_core_init(struct nvm_dev *dev) { struct nvm_id *id = &dev->identity; diff --git a/drivers/lightnvm/gennvm.c b/drivers/lightnvm/gennvm.c index 373be72816bd..12ddcaa343e9 100644 --- a/drivers/lightnvm/gennvm.c +++ b/drivers/lightnvm/gennvm.c @@ -317,18 +317,6 @@ static void gennvm_put_blk(struct nvm_dev *dev, struct nvm_block *blk) spin_unlock(&vlun->lock); } -static int gennvm_submit_io(struct nvm_dev *dev, struct nvm_rq *rqd) -{ - if (!dev->ops->submit_io) - return -ENODEV; - - /* Convert address space */ - nvm_generic_to_addr_mode(dev, rqd); - - rqd->dev = dev; - return dev->ops->submit_io(dev, rqd); -} - static void gennvm_blk_set_type(struct nvm_dev *dev, struct ppa_addr *ppa, int type) { @@ -375,25 +363,32 @@ static void gennvm_mark_blk_bad(struct nvm_dev *dev, struct nvm_rq *rqd) gennvm_blk_set_type(dev, &rqd->ppa_addr, 2); } -static int gennvm_end_io(struct nvm_rq *rqd, int error) +static void gennvm_end_io(struct nvm_rq *rqd, int error) { struct nvm_tgt_instance *ins = rqd->ins; - int ret = 0; switch (error) { case NVM_RSP_SUCCESS: - break; case NVM_RSP_ERR_EMPTYPAGE: break; case NVM_RSP_ERR_FAILWRITE: gennvm_mark_blk_bad(rqd->dev, rqd); - default: - ret++; } - ret += ins->tt->end_io(rqd, error); + ins->tt->end_io(rqd, error); +} - return ret; +static int gennvm_submit_io(struct nvm_dev *dev, struct nvm_rq *rqd) +{ + if (!dev->ops->submit_io) + return -ENODEV; + + /* Convert address space */ + nvm_generic_to_addr_mode(dev, rqd); + + rqd->dev = dev; + rqd->end_io = gennvm_end_io; + return dev->ops->submit_io(dev, rqd); } static int gennvm_erase_blk(struct nvm_dev *dev, struct nvm_block *blk, @@ -442,7 +437,6 @@ static struct nvmm_type gennvm = { .put_blk = gennvm_put_blk, .submit_io = gennvm_submit_io, - .end_io = gennvm_end_io, .erase_blk = gennvm_erase_blk, .get_lun = gennvm_get_lun, diff --git a/drivers/lightnvm/rrpc.c b/drivers/lightnvm/rrpc.c index 748cab499580..661c6f370f5a 100644 --- a/drivers/lightnvm/rrpc.c +++ b/drivers/lightnvm/rrpc.c @@ -642,7 +642,7 @@ static void rrpc_end_io_write(struct rrpc *rrpc, struct rrpc_rq *rrqd, } } -static int rrpc_end_io(struct nvm_rq *rqd, int error) +static void rrpc_end_io(struct nvm_rq *rqd, int error) { struct rrpc *rrpc = container_of(rqd->ins, struct rrpc, instance); struct rrpc_rq *rrqd = nvm_rq_to_pdu(rqd); @@ -655,7 +655,7 @@ static int rrpc_end_io(struct nvm_rq *rqd, int error) bio_put(rqd->bio); if (rrqd->flags & NVM_IOTYPE_GC) - return 0; + return; rrpc_unlock_rq(rrpc, rqd); @@ -665,8 +665,6 @@ static int rrpc_end_io(struct nvm_rq *rqd, int error) nvm_dev_dma_free(rrpc->dev, rqd->metadata, rqd->dma_metadata); mempool_free(rqd, rrpc->rq_pool); - - return 0; } static int rrpc_read_ppalist_rq(struct rrpc *rrpc, struct bio *bio, |
