[PATCH 4/3] dma-debug: remove CONFIG_HAVE_DMA_API_DEBUG
Christoph Hellwig
hch at lst.de
Fri Apr 27 08:53:42 PDT 2018
There is no arch specific code required for dma-debug, so there is no
need to opt into the support either.
Signed-off-by: Christoph Hellwig <hch at lst.de>
---
.../io/dma-api-debug/arch-support.txt | 31 -------------------
arch/Kconfig | 3 --
arch/arm/Kconfig | 1 -
arch/arm64/Kconfig | 1 -
arch/c6x/Kconfig | 1 -
arch/ia64/Kconfig | 1 -
arch/microblaze/Kconfig | 1 -
arch/mips/Kconfig | 1 -
arch/powerpc/Kconfig | 1 -
arch/riscv/Kconfig | 1 -
arch/s390/Kconfig | 1 -
arch/sh/Kconfig | 1 -
arch/sparc/Kconfig | 1 -
arch/x86/Kconfig | 1 -
arch/xtensa/Kconfig | 1 -
lib/Kconfig.debug | 1 -
16 files changed, 48 deletions(-)
delete mode 100644 Documentation/features/io/dma-api-debug/arch-support.txt
diff --git a/Documentation/features/io/dma-api-debug/arch-support.txt b/Documentation/features/io/dma-api-debug/arch-support.txt
deleted file mode 100644
index e438ed675623..000000000000
--- a/Documentation/features/io/dma-api-debug/arch-support.txt
+++ /dev/null
@@ -1,31 +0,0 @@
-#
-# Feature name: dma-api-debug
-# Kconfig: HAVE_DMA_API_DEBUG
-# description: arch supports DMA debug facilities
-#
- -----------------------
- | arch |status|
- -----------------------
- | alpha: | TODO |
- | arc: | TODO |
- | arm: | ok |
- | arm64: | ok |
- | c6x: | ok |
- | h8300: | TODO |
- | hexagon: | TODO |
- | ia64: | ok |
- | m68k: | TODO |
- | microblaze: | ok |
- | mips: | ok |
- | nios2: | TODO |
- | openrisc: | TODO |
- | parisc: | TODO |
- | powerpc: | ok |
- | s390: | ok |
- | sh: | ok |
- | sparc: | ok |
- | um: | TODO |
- | unicore32: | TODO |
- | x86: | ok |
- | xtensa: | ok |
- -----------------------
diff --git a/arch/Kconfig b/arch/Kconfig
index 8e0d665c8d53..f07a1a99e5db 100644
--- a/arch/Kconfig
+++ b/arch/Kconfig
@@ -278,9 +278,6 @@ config HAVE_CLK
The <linux/clk.h> calls support software clock gating and
thus are a key power management tool on many systems.
-config HAVE_DMA_API_DEBUG
- bool
-
config HAVE_HW_BREAKPOINT
bool
depends on PERF_EVENTS
diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig
index 676977bdfe33..c43f5bb55ac8 100644
--- a/arch/arm/Kconfig
+++ b/arch/arm/Kconfig
@@ -60,7 +60,6 @@ config ARM
select HAVE_CONTEXT_TRACKING
select HAVE_C_RECORDMCOUNT
select HAVE_DEBUG_KMEMLEAK
- select HAVE_DMA_API_DEBUG
select HAVE_DMA_CONTIGUOUS if MMU
select HAVE_DYNAMIC_FTRACE if (!XIP_KERNEL) && !CPU_ENDIAN_BE32 && MMU
select HAVE_DYNAMIC_FTRACE_WITH_REGS if HAVE_DYNAMIC_FTRACE
diff --git a/arch/arm64/Kconfig b/arch/arm64/Kconfig
index db51b6445744..b25ed7834f6c 100644
--- a/arch/arm64/Kconfig
+++ b/arch/arm64/Kconfig
@@ -105,7 +105,6 @@ config ARM64
select HAVE_CONTEXT_TRACKING
select HAVE_DEBUG_BUGVERBOSE
select HAVE_DEBUG_KMEMLEAK
- select HAVE_DMA_API_DEBUG
select HAVE_DMA_CONTIGUOUS
select HAVE_DYNAMIC_FTRACE
select HAVE_EFFICIENT_UNALIGNED_ACCESS
diff --git a/arch/c6x/Kconfig b/arch/c6x/Kconfig
index c6b4dd1418b4..8c088b96e372 100644
--- a/arch/c6x/Kconfig
+++ b/arch/c6x/Kconfig
@@ -10,7 +10,6 @@ config C6X
select GENERIC_ATOMIC64
select GENERIC_IRQ_SHOW
select HAVE_ARCH_TRACEHOOK
- select HAVE_DMA_API_DEBUG
select HAVE_MEMBLOCK
select SPARSE_IRQ
select IRQ_DOMAIN
diff --git a/arch/ia64/Kconfig b/arch/ia64/Kconfig
index 9485b5490eca..2067289fad4a 100644
--- a/arch/ia64/Kconfig
+++ b/arch/ia64/Kconfig
@@ -29,7 +29,6 @@ config IA64
select HAVE_FUNCTION_TRACER
select TTY
select HAVE_ARCH_TRACEHOOK
- select HAVE_DMA_API_DEBUG
select HAVE_MEMBLOCK
select HAVE_MEMBLOCK_NODE_MAP
select HAVE_VIRT_CPU_ACCOUNTING
diff --git a/arch/microblaze/Kconfig b/arch/microblaze/Kconfig
index 3817a3e2146c..d14782100088 100644
--- a/arch/microblaze/Kconfig
+++ b/arch/microblaze/Kconfig
@@ -19,7 +19,6 @@ config MICROBLAZE
select HAVE_ARCH_HASH
select HAVE_ARCH_KGDB
select HAVE_DEBUG_KMEMLEAK
- select HAVE_DMA_API_DEBUG
select HAVE_DYNAMIC_FTRACE
select HAVE_FTRACE_MCOUNT_RECORD
select HAVE_FUNCTION_GRAPH_TRACER
diff --git a/arch/mips/Kconfig b/arch/mips/Kconfig
index 0f619b8c0e9e..2dcdc13cd65d 100644
--- a/arch/mips/Kconfig
+++ b/arch/mips/Kconfig
@@ -42,7 +42,6 @@ config MIPS
select HAVE_C_RECORDMCOUNT
select HAVE_DEBUG_KMEMLEAK
select HAVE_DEBUG_STACKOVERFLOW
- select HAVE_DMA_API_DEBUG
select HAVE_DMA_CONTIGUOUS
select HAVE_DYNAMIC_FTRACE
select HAVE_EXIT_THREAD
diff --git a/arch/powerpc/Kconfig b/arch/powerpc/Kconfig
index 1887f8f86a77..268fd46fc3c7 100644
--- a/arch/powerpc/Kconfig
+++ b/arch/powerpc/Kconfig
@@ -181,7 +181,6 @@ config PPC
select HAVE_CONTEXT_TRACKING if PPC64
select HAVE_DEBUG_KMEMLEAK
select HAVE_DEBUG_STACKOVERFLOW
- select HAVE_DMA_API_DEBUG
select HAVE_DYNAMIC_FTRACE
select HAVE_DYNAMIC_FTRACE_WITH_REGS if MPROFILE_KERNEL
select HAVE_EBPF_JIT if PPC64
diff --git a/arch/riscv/Kconfig b/arch/riscv/Kconfig
index 17212ba54ee3..95e2da34aaad 100644
--- a/arch/riscv/Kconfig
+++ b/arch/riscv/Kconfig
@@ -23,7 +23,6 @@ config RISCV
select GENERIC_ATOMIC64 if !64BIT || !RISCV_ISA_A
select HAVE_MEMBLOCK
select HAVE_MEMBLOCK_NODE_MAP
- select HAVE_DMA_API_DEBUG
select HAVE_DMA_CONTIGUOUS
select HAVE_GENERIC_DMA_COHERENT
select IRQ_DOMAIN
diff --git a/arch/s390/Kconfig b/arch/s390/Kconfig
index b794a2ab6d15..6a64287ec1da 100644
--- a/arch/s390/Kconfig
+++ b/arch/s390/Kconfig
@@ -130,7 +130,6 @@ config S390
select HAVE_CMPXCHG_LOCAL
select HAVE_COPY_THREAD_TLS
select HAVE_DEBUG_KMEMLEAK
- select HAVE_DMA_API_DEBUG
select HAVE_DMA_CONTIGUOUS
select DMA_DIRECT_OPS
select HAVE_DYNAMIC_FTRACE
diff --git a/arch/sh/Kconfig b/arch/sh/Kconfig
index 9417f70e008e..7d521926041e 100644
--- a/arch/sh/Kconfig
+++ b/arch/sh/Kconfig
@@ -13,7 +13,6 @@ config SUPERH
select HAVE_OPROFILE
select HAVE_GENERIC_DMA_COHERENT
select HAVE_ARCH_TRACEHOOK
- select HAVE_DMA_API_DEBUG
select HAVE_PERF_EVENTS
select HAVE_DEBUG_BUGVERBOSE
select ARCH_HAVE_CUSTOM_GPIO_H
diff --git a/arch/sparc/Kconfig b/arch/sparc/Kconfig
index c1cfc17eb504..435dbc033afe 100644
--- a/arch/sparc/Kconfig
+++ b/arch/sparc/Kconfig
@@ -25,7 +25,6 @@ config SPARC
select RTC_CLASS
select RTC_DRV_M48T59
select RTC_SYSTOHC
- select HAVE_DMA_API_DEBUG
select HAVE_ARCH_JUMP_LABEL if SPARC64
select GENERIC_IRQ_SHOW
select ARCH_WANT_IPC_PARSE_VERSION
diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig
index aad35c568681..3eeca48a146b 100644
--- a/arch/x86/Kconfig
+++ b/arch/x86/Kconfig
@@ -135,7 +135,6 @@ config X86
select HAVE_C_RECORDMCOUNT
select HAVE_DEBUG_KMEMLEAK
select HAVE_DEBUG_STACKOVERFLOW
- select HAVE_DMA_API_DEBUG
select HAVE_DMA_CONTIGUOUS
select HAVE_DYNAMIC_FTRACE
select HAVE_DYNAMIC_FTRACE_WITH_REGS
diff --git a/arch/xtensa/Kconfig b/arch/xtensa/Kconfig
index c921e8bccdc8..17df332269b2 100644
--- a/arch/xtensa/Kconfig
+++ b/arch/xtensa/Kconfig
@@ -19,7 +19,6 @@ config XTENSA
select HAVE_ARCH_KASAN if MMU
select HAVE_CC_STACKPROTECTOR
select HAVE_DEBUG_KMEMLEAK
- select HAVE_DMA_API_DEBUG
select HAVE_DMA_CONTIGUOUS
select HAVE_EXIT_THREAD
select HAVE_FUNCTION_TRACER
diff --git a/lib/Kconfig.debug b/lib/Kconfig.debug
index 685ed2dd4384..d5175eb7b917 100644
--- a/lib/Kconfig.debug
+++ b/lib/Kconfig.debug
@@ -1634,7 +1634,6 @@ config PROVIDE_OHCI1394_DMA_INIT
config DMA_API_DEBUG
bool "Enable debugging of DMA-API usage"
- depends on HAVE_DMA_API_DEBUG
select NEED_DMA_MAP_STATE
help
Enable this option to debug the use of the DMA API by device drivers.
--
2.17.0
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