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SubjectRe: [PATCH v3 0/5] x86/platform/uv: Add uv_sysfs platform driver
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Hi,

On 11/25/20 6:54 PM, Justin Ernst wrote:
> Introduce a new platform driver to gather topology information from UV systems
> and expose that information via a sysfs interface at /sys/firmware/sgi_uv/.
>
> This is version 3 with these changes since version 2:
>
> * Export sn_coherency_id to fix build failure when UV_SYSFS=m, caused by re-introduction
> of /sys/firmware/sgi_uv/coherence_id in v2.
>
> * Fix a null pointer dereference in drivers/platform/x86/uv_sysfs.c:uv_ports_exit()
> caused by calling kobject_put() on an out of range index value.
>
> Version 2 included these changes since version 1:
>
> * Re-introduced /sys/firmware/sgi_uv/coherence_id file in the new driver after
> removing it in Patch 1/5. This keeps the userspace API unbroken.
>
> Justin Ernst (5):
> x86/platform/uv: Remove existing /sys/firmware/sgi_uv/ interface
> x86/platform/uv: Add and export uv_bios_* functions
> x86/platform/uv: Add new uv_sysfs platform driver
> x86/platform/uv: Update ABI documentation of /sys/firmware/sgi_uv/
> x86/platform/uv: Update MAINTAINERS for uv_sysfs driver
>
> .../ABI/testing/sysfs-firmware-sgi_uv | 141 ++-
> MAINTAINERS | 6 +
> arch/x86/include/asm/uv/bios.h | 49 +
> arch/x86/include/asm/uv/uv_geo.h | 103 +++
> arch/x86/platform/uv/Makefile | 2 +-
> arch/x86/platform/uv/bios_uv.c | 55 ++
> arch/x86/platform/uv/uv_sysfs.c | 63 --
> drivers/platform/x86/Kconfig | 11 +
> drivers/platform/x86/Makefile | 3 +
> drivers/platform/x86/uv_sysfs.c | 862 ++++++++++++++++++
> 10 files changed, 1217 insertions(+), 78 deletions(-)
> create mode 100644 arch/x86/include/asm/uv/uv_geo.h
> delete mode 100644 arch/x86/platform/uv/uv_sysfs.c
> create mode 100644 drivers/platform/x86/uv_sysfs.c

My acked-by for merging the drivers/platform/x86 bits through the x86/tip
tree still stands:

Acked-by: Hans de Goede <hdegoede@redhat.com>

REgards,

Hans

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