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| author |   Toshi Kani <toshi.kani@hpe.com> | 2017-06-12 16:25:11 -0600 |
|---|---|---|
| committer |   Dan Williams <dan.j.williams@intel.com> | 2017-06-15 14:31:41 -0700 |
| commit | 975750a98c26769fe54785579f4b26c961a7a6f4 (patch) | |
| tree | 4bc4f280ad9ff7132a9a5978c5c676ab31d6c2be /drivers/nvdimm/pmem.h | |
| parent | tools/testing/nvdimm: fix nfit_test buffer overflow (diff) | |
| download | linux-dev-975750a98c26769fe54785579f4b26c961a7a6f4.tar.xz linux-dev-975750a98c26769fe54785579f4b26c961a7a6f4.zip | |
libnvdimm, pmem: Add sysfs notifications to badblocks
Sysfs "badblocks" information may be updated during run-time that:
- MCE, SCI, and sysfs "scrub" may add new bad blocks
- Writes and ioctl() may clear bad blocks
Add support to send sysfs notifications to sysfs "badblocks" file
under region and pmem directories when their badblocks information
is re-evaluated (but is not necessarily changed) during run-time.
Signed-off-by: Toshi Kani <toshi.kani@hpe.com>
Cc: Vishal Verma <vishal.l.verma@intel.com>
Cc: Linda Knippers <linda.knippers@hpe.com>
Signed-off-by: Dan Williams <dan.j.williams@intel.com>
Diffstat (limited to 'drivers/nvdimm/pmem.h')
| -rw-r--r-- | drivers/nvdimm/pmem.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/nvdimm/pmem.h b/drivers/nvdimm/pmem.h index 7f4dbd72a90a..c5917f040fa7 100644 --- a/drivers/nvdimm/pmem.h +++ b/drivers/nvdimm/pmem.h @@ -17,6 +17,7 @@ struct pmem_device { size_t size; /* trim size when namespace capacity has been section aligned */ u32 pfn_pad; + struct kernfs_node *bb_state; struct badblocks bb; struct dax_device *dax_dev; struct gendisk *disk; |