Messages in this thread Patch in this message | | | From | Guenter Roeck <> | Subject | [PATCH v3 1/3] arch: Add generic Kconfig option indicating page size smaller than 64k | Date | Sat, 27 Nov 2021 07:44:40 -0800 |
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NTFS_RW and VMXNET3 require a page size smaller than 64kB. Add generic Kconfig option for use outside architecture code to avoid architecture specific Kconfig options in that code.
Suggested-by: Michael Ellerman <mpe@ellerman.id.au> Signed-off-by: Guenter Roeck <linux@roeck-us.net> --- v3: Added patch: declare new configuration flag in generic code
arch/Kconfig | 10 ++++++++++ 1 file changed, 10 insertions(+)
diff --git a/arch/Kconfig b/arch/Kconfig index 26b8ed11639d..d3c4ab249e9c 100644 --- a/arch/Kconfig +++ b/arch/Kconfig @@ -991,6 +991,16 @@ config HAVE_ARCH_COMPAT_MMAP_BASES and vice-versa 32-bit applications to call 64-bit mmap(). Required for applications doing different bitness syscalls. +config PAGE_SIZE_LESS_THAN_64KB + def_bool y + depends on !ARM64_64K_PAGES + depends on !IA64_PAGE_SIZE_64KB + depends on !PAGE_SIZE_64KB + depends on !PARISC_PAGE_SIZE_64KB + depends on !PPC_64K_PAGES + depends on !PPC_256K_PAGES + depends on !PAGE_SIZE_256KB + # This allows to use a set of generic functions to determine mmap base # address by giving priority to top-down scheme only if the process # is not in legacy mode (compat task, unlimited stack size or -- 2.33.0
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