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Miller" , Dinh Nguyen , Geert Uytterhoeven , Guo Ren , John Paul Adrian Glaubitz , "Kirill A. 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option. > > Update both to actually describe what this option does. > > Signed-off-by: Mike Rapoport (IBM) > Acked-by: Kirill A. Shutemov > --- > arch/sh/mm/Kconfig | 17 +++++++++-------- > 1 file changed, 9 insertions(+), 8 deletions(-) > > diff --git a/arch/sh/mm/Kconfig b/arch/sh/mm/Kconfig > index 40271090bd7d..fb15ba1052ba 100644 > --- a/arch/sh/mm/Kconfig > +++ b/arch/sh/mm/Kconfig > @@ -19,8 +19,7 @@ config PAGE_OFFSET > default "0x00000000" > > config ARCH_FORCE_MAX_ORDER > - int "Maximum zone order" > - range 8 63 if PAGE_SIZE_16KB This range is dropped in current patch, but the other ranges are dropped = in the next patch. But feel free to ignore this since ultimately the ranges are all dropped. > + int "Order of maximal physically contiguous allocations" > default "8" if PAGE_SIZE_16KB > range 6 63 if PAGE_SIZE_64KB > default "6" if PAGE_SIZE_64KB > @@ -28,16 +27,18 @@ config ARCH_FORCE_MAX_ORDER > default "13" if !MMU > default "10" > help > - The kernel memory allocator divides physically contiguous memory > - blocks into "zones", where each zone is a power of two number of > - pages. This option selects the largest power of two that the kerne= l > - keeps in the memory allocator. If you need to allocate very large > - blocks of physically contiguous memory, then you may need to > - increase this value. > + The kernel page allocator limits the size of maximal physically > + contiguous allocations. The limit is called MAX_ORDER and it > + defines the maximal power of two of number of pages that can be > + allocated as a single contiguous block. This option allows > + overriding the default setting when ability to allocate very > + large blocks of physically contiguous memory is required. > > The page size is not necessarily 4KB. Keep this in mind when > choosing a value for this option. > > + Don't change if unsure. > + > config MEMORY_START > hex "Physical memory start address" > default "0x08000000" > -- = > 2.35.1 -- Best Regards, Yan, Zi --=_MailMate_EBE470C3-E8AE-4DE1-A309-2E8D4C914274_= Content-Description: OpenPGP digital signature Content-Disposition: attachment; filename=signature.asc Content-Type: application/pgp-signature; name=signature.asc -----BEGIN PGP SIGNATURE----- iQJDBAEBCgAtFiEE6rR4j8RuQ2XmaZol4n+egRQHKFQFAmQds5QPHHppeUBudmlk aWEuY29tAAoJEOJ/noEUByhU6+sQAJM0BaoLQ3JYR+tN4yC8YqhEBdUlGAiar2eu amh3KB7M4ygrGx4ivtA/P7dJtCyBDC7LQcpamgwUUGLEeUbxD0O5SPmctZz7Z+ER awE6TdkjuecDXdm2G5WB4OC/FUFWJ/kHar6eaGSybjQzg31LiU0pOAJus8l0l9v/ PTlEdBnB+XVp6E6TVHafnNai3twlKguqamkAjDpaINar97BtNMuXPDBcBKXeS+RK 9FvK/kWOO8ZpLu1N0RMAYaBEmBtZKedErzKTOzRzM0WwpqTVzWy1gwUmiqKxWr15 OrGrLLzjGcekWkyfRXOC48H/CLWDGZJNE+kElE8vW/cKl2tFhw0aS2RjxvKspYDF sEdf3jiO9eq4u5nxIgkxc+7Ub+NFruZhPEnfcN5b8yK0I+n6rvdA9+HtQKqDqTAz VC2HtBqKZKvV5q6hBJFSwBaOKkc7r9/3byaOJsJB50+kNpJkL4O643MUCZlXlf1q 3/X5yMLNC6HtFWfLNUz3TjaJnEuVmqhzulFi1ejm1eN7hJV65xZBgSTpOAA62X2J hjGWuTQIXclo15ysx94I+oDW9KlIT+Uj4GMY/6sGUNvhPvwXIuKgvvSOsG7YubF2 /IUUoi0yQCXK+NpcdG3nYMosWesxpGrT2Q6Ou0hTbfylUIlnWUput4ARcFqwt5uQ MLJrryCO =cDus -----END PGP SIGNATURE----- --=_MailMate_EBE470C3-E8AE-4DE1-A309-2E8D4C914274_=--