diff options
Diffstat (limited to 'drivers/nvdimm/pmem.c')
-rw-r--r-- | drivers/nvdimm/pmem.c | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/drivers/nvdimm/pmem.c b/drivers/nvdimm/pmem.c index 5c45e178bd4a..34189a145ac6 100644 --- a/drivers/nvdimm/pmem.c +++ b/drivers/nvdimm/pmem.c @@ -68,6 +68,8 @@ static int pmem_clear_poison(struct pmem_device *pmem, phys_addr_t offset, (unsigned long long) sector, cleared, cleared > 1 ? "s" : ""); badblocks_clear(&pmem->bb, sector, cleared); + if (pmem->bb_state) + sysfs_notify_dirent(pmem->bb_state); } invalidate_pmem(pmem->virt_addr + offset, len); @@ -378,6 +380,13 @@ static int pmem_attach_disk(struct device *dev, revalidate_disk(disk); + pmem->bb_state = sysfs_get_dirent(disk_to_dev(disk)->kobj.sd, + "badblocks"); + if (pmem->bb_state) + sysfs_put(pmem->bb_state); + else + dev_warn(dev, "sysfs_get_dirent 'badblocks' failed\n"); + return 0; } @@ -429,6 +438,7 @@ static void nd_pmem_notify(struct device *dev, enum nvdimm_event event) struct nd_namespace_io *nsio; struct resource res; struct badblocks *bb; + struct kernfs_node *bb_state; if (event != NVDIMM_REVALIDATE_POISON) return; @@ -440,11 +450,13 @@ static void nd_pmem_notify(struct device *dev, enum nvdimm_event event) nd_region = to_nd_region(ndns->dev.parent); nsio = to_nd_namespace_io(&ndns->dev); bb = &nsio->bb; + bb_state = NULL; } else { struct pmem_device *pmem = dev_get_drvdata(dev); nd_region = to_region(pmem); bb = &pmem->bb; + bb_state = pmem->bb_state; if (is_nd_pfn(dev)) { struct nd_pfn *nd_pfn = to_nd_pfn(dev); @@ -464,6 +476,8 @@ static void nd_pmem_notify(struct device *dev, enum nvdimm_event event) res.start = nsio->res.start + offset; res.end = nsio->res.end - end_trunc; nvdimm_badblocks_populate(nd_region, bb, &res); + if (bb_state) + sysfs_notify_dirent(bb_state); } MODULE_ALIAS("pmem"); |