Thread (35 messages) 35 messages, 8 authors, 2019-02-19
STALE2681d

[PATCH 05/11] tracing: consolidate the TRACE_IRQFLAGS_SUPPORT symbol

From: Christoph Hellwig <hch@lst.de>
Date: 2019-02-13 17:40:34
Also in: linux-kbuild, linux-riscv, linux-s390, lkml
Subsystem: arm port, arm64 port (aarch64 architecture), c-sky architecture, linux for powerpc (32-bit and 64-bit), microblaze architecture, mips, nios2 architecture, openrisc architecture, parisc architecture, qualcomm hexagon architecture, risc-v architecture, s390 architecture, sparc + ultrasparc (sparc/sparc64), superh, synopsys arc architecture, tensilica xtensa port (xtensa), the rest, tracing, user-mode linux (uml), x86 architecture (32-bit and 64-bit) · Maintainers: Russell King, Catalin Marinas, Will Deacon, Guo Ren, Madhavan Srinivasan, Michael Ellerman, Michal Simek, Thomas Bogendoerfer, Dinh Nguyen, Simon Schuster, Jonas Bonn, Stefan Kristiansson, Stafford Horne, "James E.J. Bottomley", Helge Deller, Brian Cain, Paul Walmsley, Palmer Dabbelt, Albert Ou, Heiko Carstens, Vasily Gorbik, Alexander Gordeev, "David S. Miller", Andreas Larsson, Yoshinori Sato, Rich Felker, John Paul Adrian Glaubitz, Vineet Gupta, Chris Zankel, Max Filippov, Linus Torvalds, Steven Rostedt, Masami Hiramatsu, Richard Weinberger, Anton Ivanov, Johannes Berg, Thomas Gleixner, Ingo Molnar, Borislav Petkov, Dave Hansen

Add one definition to kernel/trace/Kconfig 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/csky/Kconfig             | 4 +---
 arch/hexagon/Kconfig          | 4 +---
 arch/microblaze/Kconfig       | 1 +
 arch/microblaze/Kconfig.debug | 2 --
 arch/mips/Kconfig             | 1 +
 arch/mips/Kconfig.debug       | 4 ----
 arch/nds32/Kconfig            | 4 +---
 arch/nios2/Kconfig            | 4 +---
 arch/nios2/Kconfig.debug      | 3 ---
 arch/openrisc/Kconfig         | 4 +---
 arch/parisc/Kconfig           | 1 +
 arch/parisc/Kconfig.debug     | 2 --
 arch/powerpc/Kconfig          | 5 +----
 arch/riscv/Kconfig            | 4 +---
 arch/s390/Kconfig             | 1 +
 arch/s390/Kconfig.debug       | 3 ---
 arch/sh/Kconfig               | 1 +
 arch/sh/Kconfig.debug         | 3 ---
 arch/sparc/Kconfig            | 1 +
 arch/sparc/Kconfig.debug      | 4 ----
 arch/um/Kconfig               | 5 +----
 arch/x86/Kconfig              | 1 +
 arch/x86/Kconfig.debug        | 3 ---
 arch/xtensa/Kconfig           | 4 +---
 kernel/trace/Kconfig          | 3 +++
 28 files changed, 22 insertions(+), 63 deletions(-)
diff --git a/arch/arc/Kconfig b/arch/arc/Kconfig
index e8e3776fc5fa..065fbd55dcc4 100644
--- a/arch/arc/Kconfig
+++ b/arch/arc/Kconfig
@@ -49,13 +49,11 @@ config ARC
 	select PERF_USE_VMALLOC if ARC_CACHE_VIPT_ALIASING
 	select STACKTRACE_SUPPORT
 	select STACKTRACE
+	select TRACE_IRQFLAGS_SUPPORT
 
 config ARCH_HAS_CACHE_LINE_SIZE
 	def_bool y
 
-config TRACE_IRQFLAGS_SUPPORT
-	def_bool y
-
 config LOCKDEP_SUPPORT
 	def_bool y
 
diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig
index 68a891f3ffa0..1995e1b24506 100644
--- a/arch/arm/Kconfig
+++ b/arch/arm/Kconfig
@@ -111,6 +111,7 @@ config ARM
 	select RWSEM_XCHGADD_ALGORITHM
 	select STACKTRACE_SUPPORT
 	select SYS_SUPPORTS_APM_EMULATION
+	select TRACE_IRQFLAGS_SUPPORT if !CPU_V7M
 	# Above selects are sorted alphabetically; please add new ones
 	# according to that.  Thanks.
 	help
@@ -170,10 +171,6 @@ config LOCKDEP_SUPPORT
 	bool
 	default y
 
-config TRACE_IRQFLAGS_SUPPORT
-	bool
-	default !CPU_V7M
-
 config ARCH_HAS_ILOG2_U32
 	bool
 
diff --git a/arch/arm64/Kconfig b/arch/arm64/Kconfig
index a6a0bb868369..ecbe481ce064 100644
--- a/arch/arm64/Kconfig
+++ b/arch/arm64/Kconfig
@@ -176,6 +176,7 @@ config ARM64
 	select SWIOTLB
 	select SYSCTL_EXCEPTION_TRACE
 	select THREAD_INFO_IN_TASK
+	select TRACE_IRQFLAGS_SUPPORT
 	help
 	  ARM 64-bit (AArch64) Linux support.
 
@@ -234,9 +235,6 @@ config ILLEGAL_POINTER_VALUE
 config LOCKDEP_SUPPORT
 	def_bool y
 
-config TRACE_IRQFLAGS_SUPPORT
-	def_bool y
-
 config GENERIC_BUG
 	def_bool y
 	depends on BUG
diff --git a/arch/csky/Kconfig b/arch/csky/Kconfig
index 90279a11fcf7..3c3de7ac95bf 100644
--- a/arch/csky/Kconfig
+++ b/arch/csky/Kconfig
@@ -46,6 +46,7 @@ config CSKY
 	select PERF_USE_VMALLOC if CPU_CK610
 	select RTC_LIB
 	select TIMER_OF
+	select TRACE_IRQFLAGS_SUPPORT
 	select USB_ARCH_HAS_EHCI
 	select USB_ARCH_HAS_OHCI
 
@@ -99,9 +100,6 @@ config STACKTRACE_SUPPORT
 config TIME_LOW_RES
 	def_bool y
 
-config TRACE_IRQFLAGS_SUPPORT
-	def_bool y
-
 config CPU_TLB_SIZE
 	int
 	default "128"	if (CPU_CK610 || CPU_CK807 || CPU_CK810)
diff --git a/arch/hexagon/Kconfig b/arch/hexagon/Kconfig
index 615693b62ea0..b6c3111ec5f9 100644
--- a/arch/hexagon/Kconfig
+++ b/arch/hexagon/Kconfig
@@ -33,6 +33,7 @@ config HEXAGON
 	select MODULES_USE_ELF_RELA
 	select GENERIC_CPU_DEVICES
 	select RWSEM_XCHGADD_ALGORITHM
+	select TRACE_IRQFLAGS_SUPPORT
 	---help---
 	  Qualcomm Hexagon is a processor architecture designed for high
 	  performance and low power across a wide variety of applications.
@@ -54,9 +55,6 @@ config EARLY_PRINTK
 config MMU
 	def_bool y
 
-config TRACE_IRQFLAGS_SUPPORT
-	def_bool y
-
 config GENERIC_CSUM
 	def_bool y
 
diff --git a/arch/microblaze/Kconfig b/arch/microblaze/Kconfig
index ecccf8651caa..238f8b410331 100644
--- a/arch/microblaze/Kconfig
+++ b/arch/microblaze/Kconfig
@@ -38,6 +38,7 @@ config MICROBLAZE
 	select PCI_DOMAINS_GENERIC if PCI
 	select PCI_SYSCALL if PCI
 	select STACKTRACE_SUPPORT
+	select TRACE_IRQFLAGS_SUPPORT
 	select TRACING_SUPPORT
 	select VIRT_TO_BUS
 	select CPU_NO_EFFICIENT_FFS
diff --git a/arch/microblaze/Kconfig.debug b/arch/microblaze/Kconfig.debug
index dc2e3c45e8a2..617df4f48a5d 100644
--- a/arch/microblaze/Kconfig.debug
+++ b/arch/microblaze/Kconfig.debug
@@ -1,5 +1,3 @@
 # For a description of the syntax of this configuration file,
 # see Documentation/kbuild/kconfig-language.txt.
 
-config TRACE_IRQFLAGS_SUPPORT
-	def_bool y
diff --git a/arch/mips/Kconfig b/arch/mips/Kconfig
index 0645e7b96493..d1c89635a459 100644
--- a/arch/mips/Kconfig
+++ b/arch/mips/Kconfig
@@ -82,6 +82,7 @@ config MIPS
 	select RTC_LIB
 	select STACKTRACE_SUPPORT
 	select SYSCTL_EXCEPTION_TRACE
+	select TRACE_IRQFLAGS_SUPPORT
 	select VIRT_TO_BUS
 
 menu "Machine selection"
diff --git a/arch/mips/Kconfig.debug b/arch/mips/Kconfig.debug
index 0c86b2a2adfc..7727b30a42df 100644
--- a/arch/mips/Kconfig.debug
+++ b/arch/mips/Kconfig.debug
@@ -1,9 +1,5 @@
 # SPDX-License-Identifier: GPL-2.0
 
-config TRACE_IRQFLAGS_SUPPORT
-	bool
-	default y
-
 config EARLY_PRINTK
 	bool "Early printk" if EXPERT
 	depends on SYS_HAS_EARLY_PRINTK
diff --git a/arch/nds32/Kconfig b/arch/nds32/Kconfig
index 65a506fe25a9..ca62d4f97acb 100644
--- a/arch/nds32/Kconfig
+++ b/arch/nds32/Kconfig
@@ -40,6 +40,7 @@ config NDS32
 	select RTC_LIB
 	select STACKTRACE_SUPPORT
 	select THREAD_INFO_IN_TASK
+	select TRACE_IRQFLAGS_SUPPORT
 	select HAVE_FUNCTION_TRACER
 	select HAVE_FUNCTION_GRAPH_TRACER
 	select HAVE_FTRACE_MCOUNT_RECORD
@@ -60,9 +61,6 @@ config GENERIC_LOCKBREAK
         def_bool y
 	depends on PREEMPT
 
-config TRACE_IRQFLAGS_SUPPORT
-	def_bool y
-
 config FIX_EARLYCON_MEM
 	def_bool y
 
diff --git a/arch/nios2/Kconfig b/arch/nios2/Kconfig
index 715e6c09b4a5..3b50689007f5 100644
--- a/arch/nios2/Kconfig
+++ b/arch/nios2/Kconfig
@@ -20,6 +20,7 @@ config NIOS2
 	select OF_EARLY_FLATTREE
 	select SOC_BUS
 	select SPARSE_IRQ
+	select TRACE_IRQFLAGS_SUPPORT
 	select USB_ARCH_HAS_HCD if USB_SUPPORT
 	select CPU_NO_EFFICIENT_FFS
 	select ARCH_DISCARD_MEMBLOCK
@@ -39,9 +40,6 @@ config NO_IOPORT_MAP
 config FPU
 	def_bool n
 
-config TRACE_IRQFLAGS_SUPPORT
-	def_bool n
-
 menu "Kernel features"
 
 source "kernel/Kconfig.hz"
diff --git a/arch/nios2/Kconfig.debug b/arch/nios2/Kconfig.debug
index f1da8a7b17ff..a8bc06e96ef5 100644
--- a/arch/nios2/Kconfig.debug
+++ b/arch/nios2/Kconfig.debug
@@ -1,8 +1,5 @@
 # SPDX-License-Identifier: GPL-2.0
 
-config TRACE_IRQFLAGS_SUPPORT
-	def_bool y
-
 config EARLY_PRINTK
 	bool "Activate early kernel debugging"
 	default y
diff --git a/arch/openrisc/Kconfig b/arch/openrisc/Kconfig
index addbe1d0dee6..514787c0c469 100644
--- a/arch/openrisc/Kconfig
+++ b/arch/openrisc/Kconfig
@@ -36,6 +36,7 @@ config OPENRISC
 	select ARCH_WANT_FRAME_POINTERS
 	select GENERIC_IRQ_MULTI_HANDLER
 	select STACKTRACE_SUPPORT
+	select TRACE_IRQFLAGS_SUPPORT
 
 config CPU_BIG_ENDIAN
 	def_bool y
@@ -49,9 +50,6 @@ config GENERIC_HWEIGHT
 config NO_IOPORT_MAP
 	def_bool y
 
-config TRACE_IRQFLAGS_SUPPORT
-        def_bool y
-
 # For now, use generic checksum functions
 #These can be reimplemented in assembly later if so inclined
 config GENERIC_CSUM
diff --git a/arch/parisc/Kconfig b/arch/parisc/Kconfig
index 9288ff6af559..845067133dc2 100644
--- a/arch/parisc/Kconfig
+++ b/arch/parisc/Kconfig
@@ -54,6 +54,7 @@ config PARISC
 	select NEED_DMA_MAP_STATE
 	select NEED_SG_DMA_LENGTH
 	select STACKTRACE_SUPPORT
+	select TRACE_IRQFLAGS_SUPPORT
 
 	help
 	  The PA-RISC microprocessor is designed by Hewlett-Packard and used
diff --git a/arch/parisc/Kconfig.debug b/arch/parisc/Kconfig.debug
index 1478ded0e247..d1558d84eeae 100644
--- a/arch/parisc/Kconfig.debug
+++ b/arch/parisc/Kconfig.debug
@@ -1,4 +1,2 @@
 # SPDX-License-Identifier: GPL-2.0
 
-config TRACE_IRQFLAGS_SUPPORT
-	def_bool y
diff --git a/arch/powerpc/Kconfig b/arch/powerpc/Kconfig
index 45d0d69237b1..1156021fd4a8 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 TRACE_IRQFLAGS_SUPPORT
-	bool
-	default y
-
 config LOCKDEP_SUPPORT
 	bool
 	default y
@@ -232,6 +228,7 @@ config PPC
 	select SPARSE_IRQ
 	select STACKTRACE_SUPPORT
 	select SYSCTL_EXCEPTION_TRACE
+	select TRACE_IRQFLAGS_SUPPORT
 	select VIRT_TO_BUS			if !PPC64
 	#
 	# Please keep this list sorted alphabetically.
diff --git a/arch/riscv/Kconfig b/arch/riscv/Kconfig
index f0e87594fc9b..a6d914631d47 100644
--- a/arch/riscv/Kconfig
+++ b/arch/riscv/Kconfig
@@ -48,6 +48,7 @@ config RISCV
 	select PCI_MSI if PCI
 	select RISCV_TIMER
 	select STACKTRACE_SUPPORT
+	select TRACE_IRQFLAGS_SUPPORT
 	select GENERIC_IRQ_MULTI_HANDLER
 	select ARCH_HAS_PTE_SPECIAL
 
@@ -64,9 +65,6 @@ config PAGE_OFFSET
 	default 0xffffffff80000000 if 64BIT && MAXPHYSMEM_2GB
 	default 0xffffffe000000000 if 64BIT && MAXPHYSMEM_128GB
 
-config TRACE_IRQFLAGS_SUPPORT
-	def_bool y
-
 config GENERIC_BUG
 	def_bool y
 	depends on BUG
diff --git a/arch/s390/Kconfig b/arch/s390/Kconfig
index fde5d60aab7e..662acc163019 100644
--- a/arch/s390/Kconfig
+++ b/arch/s390/Kconfig
@@ -177,6 +177,7 @@ config S390
 	select STACKTRACE_SUPPORT
 	select SYSCTL_EXCEPTION_TRACE
 	select THREAD_INFO_IN_TASK
+	select TRACE_IRQFLAGS_SUPPORT
 	select TTY
 	select VIRT_CPU_ACCOUNTING
 	select ARCH_HAS_SCALED_CPUTIME
diff --git a/arch/s390/Kconfig.debug b/arch/s390/Kconfig.debug
index 190527560b2c..1cae0977b3eb 100644
--- a/arch/s390/Kconfig.debug
+++ b/arch/s390/Kconfig.debug
@@ -1,8 +1,5 @@
 # SPDX-License-Identifier: GPL-2.0
 
-config TRACE_IRQFLAGS_SUPPORT
-	def_bool y
-
 config S390_PTDUMP
 	bool "Export kernel pagetable layout to userspace via debugfs"
 	depends on DEBUG_KERNEL
diff --git a/arch/sh/Kconfig b/arch/sh/Kconfig
index e77d3befa52a..840c33df6f0e 100644
--- a/arch/sh/Kconfig
+++ b/arch/sh/Kconfig
@@ -50,6 +50,7 @@ config SUPERH
 	select OLD_SIGACTION
 	select PCI_DOMAINS if PCI
 	select STACKTRACE_SUPPORT
+	select TRACE_IRQFLAGS_SUPPORT
 	select HAVE_ARCH_AUDITSYSCALL
 	select HAVE_FUTEX_CMPXCHG if FUTEX
 	select HAVE_NMI
diff --git a/arch/sh/Kconfig.debug b/arch/sh/Kconfig.debug
index 010b6c33bbba..4eabecb62329 100644
--- a/arch/sh/Kconfig.debug
+++ b/arch/sh/Kconfig.debug
@@ -1,8 +1,5 @@
 # SPDX-License-Identifier: GPL-2.0
 
-config TRACE_IRQFLAGS_SUPPORT
-	def_bool y
-
 config SH_STANDARD_BIOS
 	bool "Use LinuxSH standard BIOS"
 	depends on SUPERH32
diff --git a/arch/sparc/Kconfig b/arch/sparc/Kconfig
index 85c4447fce00..4f8c3f9dd2c6 100644
--- a/arch/sparc/Kconfig
+++ b/arch/sparc/Kconfig
@@ -46,6 +46,7 @@ config SPARC
 	select LOCKDEP_SMALL if LOCKDEP
 	select NEED_DMA_MAP_STATE
 	select NEED_SG_DMA_LENGTH
+	select TRACE_IRQFLAGS_SUPPORT
 
 config SPARC32
 	def_bool !64BIT
diff --git a/arch/sparc/Kconfig.debug b/arch/sparc/Kconfig.debug
index 50a918d496c8..6b2bec1888b3 100644
--- a/arch/sparc/Kconfig.debug
+++ b/arch/sparc/Kconfig.debug
@@ -1,9 +1,5 @@
 # SPDX-License-Identifier: GPL-2.0
 
-config TRACE_IRQFLAGS_SUPPORT
-	bool
-	default y
-
 config DEBUG_DCFLUSH
 	bool "D-cache flush debugging"
 	depends on SPARC64 && DEBUG_KERNEL
diff --git a/arch/um/Kconfig b/arch/um/Kconfig
index a88ad4c0c3b4..f1b7bf7cc66e 100644
--- a/arch/um/Kconfig
+++ b/arch/um/Kconfig
@@ -19,6 +19,7 @@ config UML
 	select HAVE_GCC_PLUGINS
 	select STACKTRACE
 	select STACKTRACE_SUPPORT
+	select TRACE_IRQFLAGS_SUPPORT
 	select TTY # Needed for line.c
 
 config MMU
@@ -34,10 +35,6 @@ config ISA
 config SBUS
 	bool
 
-config TRACE_IRQFLAGS_SUPPORT
-	bool
-	default y
-
 config LOCKDEP_SUPPORT
 	bool
 	default y
diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig
index c5f92cfd5d85..a53d7a4ffd09 100644
--- a/arch/x86/Kconfig
+++ b/arch/x86/Kconfig
@@ -210,6 +210,7 @@ config X86
 	select THREAD_INFO_IN_TASK
 	select USER_STACKTRACE_SUPPORT
 	select VIRT_TO_BUS
+	select TRACE_IRQFLAGS_SUPPORT
 	select X86_FEATURE_NAMES		if PROC_FS
 
 config INSTRUCTION_DECODER
diff --git a/arch/x86/Kconfig.debug b/arch/x86/Kconfig.debug
index 0723dff17e6c..bca2566ef208 100644
--- a/arch/x86/Kconfig.debug
+++ b/arch/x86/Kconfig.debug
@@ -1,8 +1,5 @@
 # SPDX-License-Identifier: GPL-2.0
 
-config TRACE_IRQFLAGS_SUPPORT
-	def_bool y
-
 config EARLY_PRINTK_USB
 	bool
 
diff --git a/arch/xtensa/Kconfig b/arch/xtensa/Kconfig
index 51cdd270a44d..2c4bb92df487 100644
--- a/arch/xtensa/Kconfig
+++ b/arch/xtensa/Kconfig
@@ -36,6 +36,7 @@ config XTENSA
 	select PERF_USE_VMALLOC
 	select RWSEM_XCHGADD_ALGORITHM
 	select STACKTRACE_SUPPORT
+	select TRACE_IRQFLAGS_SUPPORT
 	select VIRT_TO_BUS
 	help
 	  Xtensa processors are 32-bit RISC machines designed by Tensilica
@@ -64,9 +65,6 @@ config HZ
 config LOCKDEP_SUPPORT
 	def_bool y
 
-config TRACE_IRQFLAGS_SUPPORT
-	def_bool y
-
 config MMU
 	def_bool n
 
diff --git a/kernel/trace/Kconfig b/kernel/trace/Kconfig
index 80291d016e21..a349e02e587b 100644
--- a/kernel/trace/Kconfig
+++ b/kernel/trace/Kconfig
@@ -9,6 +9,9 @@ config STACKTRACE_SUPPORT
 config USER_STACKTRACE_SUPPORT
 	bool
 
+config TRACE_IRQFLAGS_SUPPORT
+	bool
+
 config NOP_TRACER
 	bool
 
-- 
2.20.1
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