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author | Linus Torvalds <torvalds@linux-foundation.org> | 2020-06-20 13:13:21 -0700 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2020-06-20 13:13:21 -0700 |
commit | eede2b9b3fe01168940bb42ff3ab502ef5f6375c (patch) | |
tree | 98de425989b34b8a72ab47535375399441775587 /lib | |
parent | 1566feea450cb0ffcdb47daf723f62640c9f616a (diff) | |
parent | 9df24eaef86f5d5cb38c77eaa1cfa3eec09ebfe8 (diff) | |
download | linux-eede2b9b3fe01168940bb42ff3ab502ef5f6375c.tar.gz |
Merge tag 'libnvdimm-for-5.8-rc2' of git://git.kernel.org/pub/scm/linux/kernel/git/nvdimm/nvdimm
Pull libnvdimm updates from Dan Williams: "A feature (papr_scm health retrieval) and a fix (sysfs attribute visibility) for v5.8. Vaibhav explains in the merge commit below why missing v5.8 would be painful and I agreed to try a -rc2 pull because only cosmetics kept this out of -rc1 and his initial versions were posted in more than enough time for v5.8 consideration: 'These patches are tied to specific features that were committed to customers in upcoming distros releases (RHEL and SLES) whose time-lines are tied to 5.8 kernel release. Being able to track the health of an nvdimm is critical for our customers that are running workloads leveraging papr-scm nvdimms. Missing the 5.8 kernel would mean missing the distro timelines and shifting forward the availability of this feature in distro kernels by at least 6 months' Summary: - Fix the visibility of the region 'align' attribute. The new unit tests for region alignment handling caught a corner case where the alignment cannot be specified if the region is converted from static to dynamic provisioning at runtime. - Add support for device health retrieval for the persistent memory supported by the papr_scm driver. This includes both the standard sysfs "health flags" that the nfit persistent memory driver publishes and a mechanism for the ndctl tool to retrieve a health-command payload" * tag 'libnvdimm-for-5.8-rc2' of git://git.kernel.org/pub/scm/linux/kernel/git/nvdimm/nvdimm: nvdimm/region: always show the 'align' attribute powerpc/papr_scm: Implement support for PAPR_PDSM_HEALTH ndctl/papr_scm,uapi: Add support for PAPR nvdimm specific methods powerpc/papr_scm: Improve error logging and handling papr_scm_ndctl() powerpc/papr_scm: Fetch nvdimm health information from PHYP seq_buf: Export seq_buf_printf powerpc: Document details on H_SCM_HEALTH hcall
Diffstat (limited to 'lib')
-rw-r--r-- | lib/seq_buf.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/lib/seq_buf.c b/lib/seq_buf.c index 4e865d42ab03..707453f5d58e 100644 --- a/lib/seq_buf.c +++ b/lib/seq_buf.c @@ -91,6 +91,7 @@ int seq_buf_printf(struct seq_buf *s, const char *fmt, ...) return ret; } +EXPORT_SYMBOL_GPL(seq_buf_printf); #ifdef CONFIG_BINARY_PRINTF /** |