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Subject[PATCH 06/11] lockdep: consolidate the LOCKDEP_SUPPORT symbol
Date
Add one definition to lib/Kconfig.debug and let the architectures
select if it supported.

Signed-off-by: Christoph Hellwig <hch@lst.de>
---
arch/arc/Kconfig | 4 +---
arch/arm/Kconfig | 5 +----
arch/arm64/Kconfig | 4 +---
arch/hexagon/Kconfig | 4 +---
arch/microblaze/Kconfig | 4 +---
arch/mips/Kconfig | 5 +----
arch/openrisc/Kconfig | 4 +---
arch/powerpc/Kconfig | 5 +----
arch/s390/Kconfig | 4 +---
arch/sh/Kconfig | 4 +---
arch/sparc/Kconfig | 5 +----
arch/um/Kconfig | 5 +----
arch/unicore32/Kconfig | 4 +---
arch/x86/Kconfig | 4 +---
arch/xtensa/Kconfig | 4 +---
lib/Kconfig.debug | 3 +++
16 files changed, 18 insertions(+), 50 deletions(-)

diff --git a/arch/arc/Kconfig b/arch/arc/Kconfig
index 065fbd55dcc4..b1d6f297e448 100644
--- a/arch/arc/Kconfig
+++ b/arch/arc/Kconfig
@@ -42,6 +42,7 @@ config ARC
select HANDLE_DOMAIN_IRQ
select IRQ_DOMAIN
select MODULES_USE_ELF_RELA
+ select LOCKDEP_SUPPORT
select OF
select OF_EARLY_FLATTREE
select OF_RESERVED_MEM
@@ -54,9 +55,6 @@ config ARC
config ARCH_HAS_CACHE_LINE_SIZE
def_bool y

-config LOCKDEP_SUPPORT
- def_bool y
-
config SCHED_OMIT_FRAME_POINTER
def_bool y

diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig
index 1995e1b24506..d6e7713a71ae 100644
--- a/arch/arm/Kconfig
+++ b/arch/arm/Kconfig
@@ -98,6 +98,7 @@ config ARM
select HAVE_UID16
select HAVE_VIRT_CPU_ACCOUNTING_GEN
select IRQ_FORCED_THREADING
+ select LOCKDEP_SUPPORT
select MODULES_USE_ELF_REL
select NEED_DMA_MAP_STATE
select OF_EARLY_FLATTREE if OF
@@ -167,10 +168,6 @@ config NO_IOPORT_MAP
config SBUS
bool

-config LOCKDEP_SUPPORT
- bool
- default y
-
config ARCH_HAS_ILOG2_U32
bool

diff --git a/arch/arm64/Kconfig b/arch/arm64/Kconfig
index ecbe481ce064..f3d3e48aff26 100644
--- a/arch/arm64/Kconfig
+++ b/arch/arm64/Kconfig
@@ -157,6 +157,7 @@ config ARM64
select IOMMU_DMA if IOMMU_SUPPORT
select IRQ_DOMAIN
select IRQ_FORCED_THREADING
+ select LOCKDEP_SUPPORT
select MODULES_USE_ELF_RELA
select MULTI_IRQ_HANDLER
select NEED_DMA_MAP_STATE
@@ -232,9 +233,6 @@ config ILLEGAL_POINTER_VALUE
hex
default 0xdead000000000000

-config LOCKDEP_SUPPORT
- def_bool y
-
config GENERIC_BUG
def_bool y
depends on BUG
diff --git a/arch/hexagon/Kconfig b/arch/hexagon/Kconfig
index b6c3111ec5f9..425217c98a77 100644
--- a/arch/hexagon/Kconfig
+++ b/arch/hexagon/Kconfig
@@ -21,6 +21,7 @@ config HEXAGON
select GENERIC_IRQ_SHOW
select HAVE_ARCH_KGDB
select HAVE_ARCH_TRACEHOOK
+ select LOCKDEP_SUPPORT
select ARCH_DISCARD_MEMBLOCK
select NEED_SG_DMA_LENGTH
select NO_IOPORT_MAP
@@ -46,9 +47,6 @@ config HEXAGON_PHYS_OFFSET
config FRAME_POINTER
def_bool y

-config LOCKDEP_SUPPORT
- def_bool y
-
config EARLY_PRINTK
def_bool y

diff --git a/arch/microblaze/Kconfig b/arch/microblaze/Kconfig
index 238f8b410331..1989ba1d1798 100644
--- a/arch/microblaze/Kconfig
+++ b/arch/microblaze/Kconfig
@@ -31,6 +31,7 @@ config MICROBLAZE
select HAVE_OPROFILE
select HAVE_PCI
select IRQ_DOMAIN
+ select LOCKDEP_SUPPORT
select XILINX_INTC
select MODULES_USE_ELF_RELA
select OF
@@ -77,9 +78,6 @@ config GENERIC_CALIBRATE_DELAY
config GENERIC_CSUM
def_bool y

-config LOCKDEP_SUPPORT
- def_bool y
-
source "arch/microblaze/Kconfig.platform"

menu "Processor type and features"
diff --git a/arch/mips/Kconfig b/arch/mips/Kconfig
index d1c89635a459..88792685687c 100644
--- a/arch/mips/Kconfig
+++ b/arch/mips/Kconfig
@@ -76,6 +76,7 @@ config MIPS
select HAVE_VIRT_CPU_ACCOUNTING_GEN if 64BIT || !SMP
select IRQ_FORCED_THREADING
select ISA if EISA
+ select LOCKDEP_SUPPORT
select MODULES_USE_ELF_RELA if MODULES && 64BIT
select MODULES_USE_ELF_REL if MODULES
select PERF_USE_VMALLOC
@@ -3051,10 +3052,6 @@ endchoice

endmenu

-config LOCKDEP_SUPPORT
- bool
- default y
-
config HAVE_LATENCYTOP_SUPPORT
bool
default y
diff --git a/arch/openrisc/Kconfig b/arch/openrisc/Kconfig
index 514787c0c469..6cb7632fa5b0 100644
--- a/arch/openrisc/Kconfig
+++ b/arch/openrisc/Kconfig
@@ -28,6 +28,7 @@ config OPENRISC
select GENERIC_SMP_IDLE_THREAD
select MODULES_USE_ELF_RELA
select HAVE_DEBUG_STACKOVERFLOW
+ select LOCKDEP_SUPPORT
select OR1K_PIC
select CPU_NO_EFFICIENT_FFS if !OPENRISC_HAVE_INST_FF1
select ARCH_USE_QUEUED_SPINLOCKS
@@ -55,9 +56,6 @@ config NO_IOPORT_MAP
config GENERIC_CSUM
def_bool y

-config LOCKDEP_SUPPORT
- def_bool y
-
menu "Processor type and features"

choice
diff --git a/arch/powerpc/Kconfig b/arch/powerpc/Kconfig
index 1156021fd4a8..8b9f3639555f 100644
--- a/arch/powerpc/Kconfig
+++ b/arch/powerpc/Kconfig
@@ -91,10 +91,6 @@ config PPC_WATCHDOG
seleted via the generic lockup detector menu which is why we
have no standalone config option for it here.

-config LOCKDEP_SUPPORT
- bool
- default y
-
config GENERIC_LOCKBREAK
bool
default y
@@ -213,6 +209,7 @@ config PPC
select IOMMU_HELPER if PPC64
select IRQ_DOMAIN
select IRQ_FORCED_THREADING
+ select LOCKDEP_SUPPORT
select MODULES_USE_ELF_RELA
select NEED_DMA_MAP_STATE if PPC64 || NOT_COHERENT_CACHE
select NEED_SG_DMA_LENGTH
diff --git a/arch/s390/Kconfig b/arch/s390/Kconfig
index 662acc163019..15ccdd04814e 100644
--- a/arch/s390/Kconfig
+++ b/arch/s390/Kconfig
@@ -8,9 +8,6 @@ config ZONE_DMA
config CPU_BIG_ENDIAN
def_bool y

-config LOCKDEP_SUPPORT
- def_bool y
-
config ARCH_HAS_ILOG2_U32
def_bool n

@@ -165,6 +162,7 @@ config S390
select HAVE_VIRT_CPU_ACCOUNTING
select IOMMU_HELPER if PCI
select IOMMU_SUPPORT if PCI
+ select LOCKDEP_SUPPORT
select MODULES_USE_ELF_RELA
select NEED_DMA_MAP_STATE if PCI
select NEED_SG_DMA_LENGTH if PCI
diff --git a/arch/sh/Kconfig b/arch/sh/Kconfig
index 840c33df6f0e..932f9329cc5f 100644
--- a/arch/sh/Kconfig
+++ b/arch/sh/Kconfig
@@ -32,6 +32,7 @@ config SUPERH
select HAVE_REGS_AND_STACK_ACCESS_API
select MAY_HAVE_SPARSE_IRQ
select IRQ_FORCED_THREADING
+ select LOCKDEP_SUPPORT
select RTC_LIB
select GENERIC_ATOMIC64
select GENERIC_IRQ_SHOW
@@ -128,9 +129,6 @@ config SYS_SUPPORTS_SMP
config SYS_SUPPORTS_NUMA
bool

-config LOCKDEP_SUPPORT
- def_bool y
-
config ARCH_HAS_ILOG2_U32
def_bool n

diff --git a/arch/sparc/Kconfig b/arch/sparc/Kconfig
index 4f8c3f9dd2c6..e7ded2147230 100644
--- a/arch/sparc/Kconfig
+++ b/arch/sparc/Kconfig
@@ -85,6 +85,7 @@ config SPARC64
select ARCH_SUPPORTS_ATOMIC_RMW
select HAVE_NMI
select HAVE_REGS_AND_STACK_ACCESS_API
+ select LOCKDEP_SUPPORT
select ARCH_USE_QUEUED_RWLOCKS
select ARCH_USE_QUEUED_SPINLOCKS
select GENERIC_TIME_VSYSCALL
@@ -109,10 +110,6 @@ config ARCH_ATU
bool
default y if SPARC64

-config LOCKDEP_SUPPORT
- bool
- default y if SPARC64
-
config ARCH_HIBERNATION_POSSIBLE
def_bool y if SPARC64

diff --git a/arch/um/Kconfig b/arch/um/Kconfig
index f1b7bf7cc66e..49c289cb95e8 100644
--- a/arch/um/Kconfig
+++ b/arch/um/Kconfig
@@ -17,6 +17,7 @@ config UML
select GENERIC_CPU_DEVICES
select GENERIC_CLOCKEVENTS
select HAVE_GCC_PLUGINS
+ select LOCKDEP_SUPPORT
select STACKTRACE
select STACKTRACE_SUPPORT
select TRACE_IRQFLAGS_SUPPORT
@@ -35,10 +36,6 @@ config ISA
config SBUS
bool

-config LOCKDEP_SUPPORT
- bool
- default y
-
config GENERIC_CALIBRATE_DELAY
bool
default y
diff --git a/arch/unicore32/Kconfig b/arch/unicore32/Kconfig
index d7dccc247301..7dd2b9f690b1 100644
--- a/arch/unicore32/Kconfig
+++ b/arch/unicore32/Kconfig
@@ -11,6 +11,7 @@ config UNICORE32
select HAVE_KERNEL_LZO
select HAVE_KERNEL_LZMA
select HAVE_PCI
+ select LOCKDEP_SUPPORT
select VIRT_TO_BUS
select ARCH_HAVE_CUSTOM_GPIO_H
select GENERIC_FIND_FIRST_BIT
@@ -33,9 +34,6 @@ config GENERIC_CSUM
config NO_IOPORT_MAP
bool

-config LOCKDEP_SUPPORT
- def_bool y
-
config ARCH_HAS_ILOG2_U32
bool

diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig
index a53d7a4ffd09..aa72acc7f537 100644
--- a/arch/x86/Kconfig
+++ b/arch/x86/Kconfig
@@ -196,6 +196,7 @@ config X86
select HAVE_USER_RETURN_NOTIFIER
select HOTPLUG_SMT if SMP
select IRQ_FORCED_THREADING
+ select LOCKDEP_SUPPORT
select NEED_SG_DMA_LENGTH
select PCI_DOMAINS if PCI
select PCI_LOCKLESS_CONFIG if PCI
@@ -227,9 +228,6 @@ config ARCH_DEFCONFIG
default "arch/x86/configs/i386_defconfig" if X86_32
default "arch/x86/configs/x86_64_defconfig" if X86_64

-config LOCKDEP_SUPPORT
- def_bool y
-
config MMU
def_bool y

diff --git a/arch/xtensa/Kconfig b/arch/xtensa/Kconfig
index 2c4bb92df487..b264a4dff465 100644
--- a/arch/xtensa/Kconfig
+++ b/arch/xtensa/Kconfig
@@ -32,6 +32,7 @@ config XTENSA
select HAVE_STACKPROTECTOR
select HAVE_SYSCALL_TRACEPOINTS
select IRQ_DOMAIN
+ select LOCKDEP_SUPPORT
select MODULES_USE_ELF_RELA
select PERF_USE_VMALLOC
select RWSEM_XCHGADD_ALGORITHM
@@ -62,9 +63,6 @@ config HZ
int
default 100

-config LOCKDEP_SUPPORT
- def_bool y
-
config MMU
def_bool n

diff --git a/lib/Kconfig.debug b/lib/Kconfig.debug
index d4df5b24d75e..9331914f9598 100644
--- a/lib/Kconfig.debug
+++ b/lib/Kconfig.debug
@@ -1054,6 +1054,9 @@ config DEBUG_PREEMPT

menu "Lock Debugging (spinlocks, mutexes, etc...)"

+config LOCKDEP_SUPPORT
+ bool
+
config LOCK_DEBUGGING_SUPPORT
bool
depends on TRACE_IRQFLAGS_SUPPORT && STACKTRACE_SUPPORT && LOCKDEP_SUPPORT
--
2.20.1
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