diff --git a/config/spl-build.m4 b/config/spl-build.m4 index dae1ac4fc..e9695de9a 100644 --- a/config/spl-build.m4 +++ b/config/spl-build.m4 @@ -82,6 +82,7 @@ AC_DEFUN([SPL_AC_CONFIG_KERNEL], [ SPL_AC_KERN_PATH_PARENT_HEADER SPL_AC_KERN_PATH_PARENT_SYMBOL SPL_AC_KERN_PATH_LOCKED + SPL_AC_CONFIG_KALLSYMS SPL_AC_CONFIG_ZLIB_INFLATE SPL_AC_CONFIG_ZLIB_DEFLATE SPL_AC_2ARGS_ZLIB_DEFLATE_WORKSPACESIZE @@ -2129,6 +2130,26 @@ AC_DEFUN([SPL_AC_KERN_PATH_LOCKED], [ []) ]) +dnl # +dnl # /proc/kallsyms support, +dnl # Verify the kernel has CONFIG_KALLSYMS support enabled. +dnl # +AC_DEFUN([SPL_AC_CONFIG_KALLSYMS], [ + AC_MSG_CHECKING([whether CONFIG_KALLSYMS is defined]) + SPL_LINUX_TRY_COMPILE([ + #if !defined(CONFIG_KALLSYMS) + #error CONFIG_KALLSYMS not defined + #endif + ],[ ],[ + AC_MSG_RESULT([yes]) + ],[ + AC_MSG_RESULT([no]) + AC_MSG_ERROR([ + *** This kernel does not include the required kallsyms support. + *** Rebuild the kernel with CONFIG_KALLSYMS=y set.]) + ]) +]) + dnl # dnl # zlib inflate compat, dnl # Verify the kernel has CONFIG_ZLIB_INFLATE support enabled.