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mm/memory_hotplug: handle memblocks only with CONFIG_ARCH_KEEP_MEMBLOCK

David Hildenbrand linux-mm lkml 1 version Applied

Status from this message: [merged] mm-memory_hotplug-handle-memblocks-only-with-config_arch_keep_memblock.patch removed from -mm tree

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Versions newest first

  1. v1 Latest2 patches 0 repliesApplied 2/2

Changes in v1 from the cover letter

- Added ACKs
- Rephrased subject/description of patch #1
- Use IS_ENABLED() instead of ifdefs in patch #2

Patches in v1 All 2 applied

#Subject and filesSizeRepliesApplied
1/2mm/memory_hotplug: set node_start_pfn of hotadded pgdat to 0mm/memory_hotplug.c+6 -90 repliesApplied
2/2mm/memory_hotplug: handle memblocks only with CONFIG_ARCH_KEEP_MEMBLOCKmm/Kconfig mm/memory_hotplug.c+13 -100 repliesApplied

Reviews trailers per patch

All 2 patches have a Reviewed-by or Acked-by.

PatchPankaj GuptaMike RapoportMichal Hocko
1/2A-b
2/2A-b A-b

Trailers given in replies are filled; those carried in the patches from earlier versions are outlined with dashes. Scroll the table sideways for all 3 reviewers.

Read the v1 thread

Cover letter [PATCH v1 0/2] mm/memory_hotplug: handle memblocks only with CONFIG_ARCH_KEEP_MEMBLOCK

While working on some other cleanups I stumbled over the creation/removal of memblocks in hotplug code and wondered why we still need that. Turns out, we only need that handling with CONFIG_ARCH_KEEP_MEMBLOCK.

Gave it a quick test on x86-64.

RFC -> v1:
- Added ACKs
- Rephrased subject/description of patch #1
- Use IS_ENABLED() instead of ifdefs in patch #2

David Hildenbrand (2):
mm/memory_hotplug: set node_start_pfn of hotadded pgdat to 0 mm/memory_hotplug: handle memblocks only with
CONFIG_ARCH_KEEP_MEMBLOCK

 mm/Kconfig          |  3 +++
 mm/memory_hotplug.c | 35 ++++++++++++++++-------------------
 2 files changed, 19 insertions(+), 19 deletions(-)
Signature · 1 line
2.25.3