On 7/2/23 19:40, Jacob Young wrote:

quoted

Jacob: Can you repeat bisection please? Why did you skip VMA lock-based

page fault commits in your bisection?

All skips were due to compile errors of the form:
make[3]: 'install_headers' is up to date.
In file included from ./include/linux/memcontrol.h:20,
                 from ./include/linux/swap.h:9,
                 from ./include/linux/suspend.h:5,
                 from arch/x86/kernel/asm-offsets.c:14:
./include/linux/mm.h: In function ‘vma_try_start_write’:
./include/linux/mm.h:702:37: error: ‘struct vm_area_struct’ has no member named ‘vm_lock’
  702 |         if (!down_write_trylock(&vma->vm_lock->lock))
      |                                     ^~
./include/linux/mm.h:706:22: error: ‘struct vm_area_struct’ has no member named ‘vm_lock’
  706 |         up_write(&vma->vm_lock->lock);
      |                      ^~
make[1]: *** [scripts/Makefile.build:114: arch/x86/kernel/asm-offsets.s] Error 1
make: *** [Makefile:1286: prepare0] Error 2

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