[PATCH v4 0/6] Fixes related namespace alignment/page size/big endian
Aneesh Kumar K.V
aneesh.kumar at linux.ibm.com
Wed Jul 10 14:50:24 AEST 2019
Hi Dan,
Can you merge this to your tree?
-aneesh
"Aneesh Kumar K.V" <aneesh.kumar at linux.ibm.com> writes:
> This series handle configs where hugepage support is not enabled by default.
> Also, we update some of the information messages to make sure we use PAGE_SIZE instead
> of SZ_4K. We now store page size and struct page size in pfn_sb and do extra check
> before enabling namespace. There also an endianness fix.
>
> The patch series is on top of subsection v10 patchset
>
> http://lore.kernel.org/linux-mm/156092349300.979959.17603710711957735135.stgit@dwillia2-desk3.amr.corp.intel.com
>
> Changes from V3:
> * Dropped the change related PFN_MIN_VERSION
> * for pfn_sb minor version < 4, we default page_size to PAGE_SIZE instead of SZ_4k.
>
> Aneesh Kumar K.V (6):
> nvdimm: Consider probe return -EOPNOTSUPP as success
> mm/nvdimm: Add page size and struct page size to pfn superblock
> mm/nvdimm: Use correct #defines instead of open coding
> mm/nvdimm: Pick the right alignment default when creating dax devices
> mm/nvdimm: Use correct alignment when looking at first pfn from a
> region
> mm/nvdimm: Fix endian conversion issues
>
> arch/powerpc/include/asm/libnvdimm.h | 9 ++++
> arch/powerpc/mm/Makefile | 1 +
> arch/powerpc/mm/nvdimm.c | 34 +++++++++++++++
> arch/x86/include/asm/libnvdimm.h | 19 +++++++++
> drivers/nvdimm/btt.c | 8 ++--
> drivers/nvdimm/bus.c | 4 +-
> drivers/nvdimm/label.c | 2 +-
> drivers/nvdimm/namespace_devs.c | 13 +++---
> drivers/nvdimm/nd-core.h | 3 +-
> drivers/nvdimm/nd.h | 6 ---
> drivers/nvdimm/pfn.h | 5 ++-
> drivers/nvdimm/pfn_devs.c | 62 ++++++++++++++++++++++++++--
> drivers/nvdimm/pmem.c | 26 ++++++++++--
> drivers/nvdimm/region_devs.c | 27 ++++++++----
> include/linux/huge_mm.h | 7 +++-
> kernel/memremap.c | 8 ++--
> 16 files changed, 194 insertions(+), 40 deletions(-)
> create mode 100644 arch/powerpc/include/asm/libnvdimm.h
> create mode 100644 arch/powerpc/mm/nvdimm.c
> create mode 100644 arch/x86/include/asm/libnvdimm.h
>
> --
> 2.21.0
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