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Message-Id: <20210328041359.50149-1-julianbraha@gmail.com> Date: Sun, 28 Mar 2021 00:13:59 -0400 From: Julian Braha <julianbraha@...il.com> To: akpm@...ux-foundation.org Cc: geert@...ux-m68k.org, linux-kernel@...r.kernel.org Subject: [PATCH v2] lib: fix kconfig dependency on ARCH_WANT_FRAME_POINTERS When LATENCYTOP is enabled and ARCH_WANT_FRAME_POINTERS is disabled, Kbuild gives the following warning: WARNING: unmet direct dependencies detected for FRAME_POINTER Depends on [n]: DEBUG_KERNEL [=y] && (M68K || UML || SUPERH) || ARCH_WANT_FRAME_POINTERS [=n] || MCOUNT [=n] Selected by [y]: - LATENCYTOP [=y] && DEBUG_KERNEL [=y] && STACKTRACE_SUPPORT [=y] && PROC_FS [=y] && !MIPS && !PPC && !S390 && !MICROBLAZE && !ARM && !ARC && !X86 Depending on ARCH_WANT_FRAME_POINTERS causes a recursive dependency error. ARCH_WANT_FRAME_POINTERS is to be selected by the architecture, and is not supposed to be overridden by other config options. Signed-off-by: Julian Braha <julianbraha@...il.com> --- lib/Kconfig.debug | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/lib/Kconfig.debug b/lib/Kconfig.debug index 2779c29d9981..8d53ed423899 100644 --- a/lib/Kconfig.debug +++ b/lib/Kconfig.debug @@ -1665,7 +1665,7 @@ config LATENCYTOP depends on DEBUG_KERNEL depends on STACKTRACE_SUPPORT depends on PROC_FS - select FRAME_POINTER if !MIPS && !PPC && !S390 && !MICROBLAZE && !ARM && !ARC && !X86 + select FRAME_POINTER if MIPS || PPC || S390 || MICROBLAZE || ARM || ARC || X86 select KALLSYMS select KALLSYMS_ALL select STACKTRACE -- 2.25.1
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