[PATCH 0/3] um: Memory related cleanups

Tiwei Bie tiwei.bie at linux.dev
Sun Oct 26 16:59:09 PDT 2025


From: Tiwei Bie <tiwei.btw at antgroup.com>

Tiwei Bie (3):
  um: Use PAGE_ALIGN() for address alignment
  um: Replace UML_ROUND_UP() with PAGE_ALIGN()
  um: Remove file-based iomem emulation support

 arch/um/Kconfig                    |   6 --
 arch/um/drivers/Makefile           |   1 -
 arch/um/drivers/mmapper_kern.c     | 135 -----------------------------
 arch/um/include/asm/pgtable.h      |   4 +-
 arch/um/include/shared/kern_util.h |   4 -
 arch/um/include/shared/mem_user.h  |  13 ---
 arch/um/kernel/mem.c               |   4 +-
 arch/um/kernel/physmem.c           |  71 ---------------
 arch/um/kernel/um_arch.c           |  19 ++--
 arch/um/os-Linux/skas/process.c    |   7 --
 arch/um/os-Linux/start_up.c        |  50 -----------
 11 files changed, 9 insertions(+), 305 deletions(-)
 delete mode 100644 arch/um/drivers/mmapper_kern.c


base-commit: 211ddde0823f1442e4ad052a2f30f050145ccada
-- 
2.34.1




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