diff options
Diffstat (limited to 'drivers/nvdimm/pmem.c')
| -rw-r--r-- | drivers/nvdimm/pmem.c | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/drivers/nvdimm/pmem.c b/drivers/nvdimm/pmem.c index 8d0b54670184..efc2a5e671c6 100644 --- a/drivers/nvdimm/pmem.c +++ b/drivers/nvdimm/pmem.c @@ -488,12 +488,27 @@ static int nd_pmem_remove(struct device *dev) return 0; } +static void nd_pmem_notify(struct device *dev, enum nvdimm_event event) +{ + struct pmem_device *pmem = dev_get_drvdata(dev); + struct nd_namespace_common *ndns = pmem->ndns; + + if (event != NVDIMM_REVALIDATE_POISON) + return; + + if (is_nd_btt(dev)) + nvdimm_namespace_add_poison(ndns, &pmem->bb, 0); + else + nvdimm_namespace_add_poison(ndns, &pmem->bb, pmem->data_offset); +} + MODULE_ALIAS("pmem"); MODULE_ALIAS_ND_DEVICE(ND_DEVICE_NAMESPACE_IO); MODULE_ALIAS_ND_DEVICE(ND_DEVICE_NAMESPACE_PMEM); static struct nd_device_driver nd_pmem_driver = { .probe = nd_pmem_probe, .remove = nd_pmem_remove, + .notify = nd_pmem_notify, .drv = { .name = "nd_pmem", }, |