[BUG Fix Patch 0/6] Bug fix for physical memory hot-remove.

[Tang Chen]

Hi Andrew,

Here are some bug fix patches for physical hot-remove patches.
And there are some new ones reported by others, I'll fix them soon.

Thanks. :)


Tang Chen (6):
  Bug fix: Hold spinlock across find|remove /sys/firmware/memmap/X
    operation.
  Bug fix: Do not calculate direct mapping pages when freeing vmemmap
    pagetables.
  Bug fix: Do not free direct mapping pages twice.
  Bug fix: Do not free page split from hugepage one by one.
  Bug fix: Fix the wrong comments of map_entries.
  Bug fix: Reuse the storage of /sys/firmware/memmap/X/ allocated by
    bootmem.

 arch/x86/mm/init_64.c     |   92 ++++++++++++++++++++++++++++-----
 drivers/firmware/memmap.c |  124 ++++++++++++++++++++++++++++++++++++--------
 2 files changed, 179 insertions(+), 37 deletions(-)