The branch main has been updated by dumbbell: URL: https://cgit.FreeBSD.org/src/commit/?id=7bf93680807e518853262f3f961f88eb8ec03c83
commit 7bf93680807e518853262f3f961f88eb8ec03c83 Author: Jean-Sébastien Pédron <[email protected]> AuthorDate: 2026-03-04 20:34:37 +0000 Commit: Jean-Sébastien Pédron <[email protected]> CommitDate: 2026-04-06 19:28:09 +0000 linuxkpi: Define `CONFIG_PGTABLE_LEVELS` This is a kernel configuration constant that is expected to be defined. The DRM generic code started to use it in Linux 6.11. Reviewed by: bz Sponsored by: The FreeBSD Foundation Differential Revision: https://reviews.freebsd.org/D55733 --- sys/compat/linuxkpi/common/include/linux/kconfig.h | 35 ++++++++++++++++++++++ 1 file changed, 35 insertions(+) diff --git a/sys/compat/linuxkpi/common/include/linux/kconfig.h b/sys/compat/linuxkpi/common/include/linux/kconfig.h index c1d186b56e1f..529d41991900 100644 --- a/sys/compat/linuxkpi/common/include/linux/kconfig.h +++ b/sys/compat/linuxkpi/common/include/linux/kconfig.h @@ -73,4 +73,39 @@ #define IS_REACHABLE(_x) (IS_BUILTIN(_x) || \ (IS_MODULE(_x) && IS_BUILTIN(MODULE))) +/* + * On Linux, the CONFIG_PGTABLE_LEVELS value is defined by the config/build + * system. Here, we take the per-architecture default value defined in + * `arch/$ARCH/Kconfig` files upstream. + */ +#if defined(__amd64__) + +#define CONFIG_PGTABLE_LEVELS 4 + +#elif defined(__aarch64__) + +#define CONFIG_PGTABLE_LEVELS 4 + +#elif defined(__i386__) + +#define CONFIG_PGTABLE_LEVELS 2 + +#elif defined(__powerpc__) + +#if defined(__powerpc64__) +#define CONFIG_PGTABLE_LEVELS 4 +#else +#define CONFIG_PGTABLE_LEVELS 2 +#endif + +#elif defined(__riscv) + +#if defined(__riscv_xlen) && __riscv_xlen == 64 +#define CONFIG_PGTABLE_LEVELS 5 +#else +#define CONFIG_PGTABLE_LEVELS 2 +#endif + +#endif + #endif /* _LINUXKPI_LINUX_KCONFIG_H_ */
