[PATCH 4.9 003/175] xtensa: fix kconfig unmet dependency warning for HAVE_FUTEX_CMPXCHG

From: Greg Kroah-Hartman
Date: Mon Sep 20 2021 - 12:57:38 EST


From: Randy Dunlap <rdunlap@xxxxxxxxxxxxx>

commit ed5aacc81cd41efc4d561e14af408d1003f7b855 upstream.

XTENSA should only select HAVE_FUTEX_CMPXCHG when FUTEX is
set/enabled. This prevents a kconfig warning.

WARNING: unmet direct dependencies detected for HAVE_FUTEX_CMPXCHG
Depends on [n]: FUTEX [=n]
Selected by [y]:
- XTENSA [=y] && !MMU [=n]

Fixes: d951ba21b959 ("xtensa: nommu: select HAVE_FUTEX_CMPXCHG")
Signed-off-by: Randy Dunlap <rdunlap@xxxxxxxxxxxxx>
Cc: Max Filippov <jcmvbkbc@xxxxxxxxx>
Cc: Chris Zankel <chris@xxxxxxxxxx>
Cc: linux-xtensa@xxxxxxxxxxxxxxxx
Message-Id: <20210526070337.28130-1-rdunlap@xxxxxxxxxxxxx>
Signed-off-by: Max Filippov <jcmvbkbc@xxxxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
---
arch/xtensa/Kconfig | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

--- a/arch/xtensa/Kconfig
+++ b/arch/xtensa/Kconfig
@@ -17,7 +17,7 @@ config XTENSA
select HAVE_DMA_API_DEBUG
select HAVE_EXIT_THREAD
select HAVE_FUNCTION_TRACER
- select HAVE_FUTEX_CMPXCHG if !MMU
+ select HAVE_FUTEX_CMPXCHG if !MMU && FUTEX
select HAVE_HW_BREAKPOINT if PERF_EVENTS
select HAVE_IRQ_TIME_ACCOUNTING
select HAVE_MEMBLOCK