[PATCH 08/11] lib: consolidate the GENERIC_BUG symbol
From: Christoph Hellwig <hch@lst.de>
Date: 2019-02-13 17:41:03
Also in:
linux-kbuild, linux-riscv, linux-s390, lkml
Subsystem:
arm port, arm64 port (aarch64 architecture), library code, linux for powerpc (32-bit and 64-bit), parisc architecture, qualcomm hexagon architecture, risc-v architecture, s390 architecture, superh, the rest, x86 architecture (32-bit and 64-bit) · Maintainers:
Russell King, Catalin Marinas, Will Deacon, Andrew Morton, Madhavan Srinivasan, Michael Ellerman, "James E.J. Bottomley", Helge Deller, Brian Cain, Paul Walmsley, Palmer Dabbelt, Albert Ou, Heiko Carstens, Vasily Gorbik, Alexander Gordeev, Yoshinori Sato, Rich Felker, John Paul Adrian Glaubitz, Linus Torvalds, Thomas Gleixner, Ingo Molnar, Borislav Petkov, Dave Hansen
And just let the architectures that want it select the symbol. Same for GENERIC_BUG_RELATIVE_POINTERS. Signed-off-by: Christoph Hellwig <hch@lst.de> --- arch/arm/Kconfig | 5 +---- arch/arm64/Kconfig | 10 ++-------- arch/c6x/Kconfig | 5 +---- arch/hexagon/Kconfig | 5 +---- arch/parisc/Kconfig | 6 +----- arch/powerpc/Kconfig | 6 +----- arch/riscv/Kconfig | 10 ++-------- arch/s390/Kconfig | 8 ++------ arch/sh/Kconfig | 5 +---- arch/x86/Kconfig | 10 ++-------- lib/Kconfig | 6 ++++++ 11 files changed, 20 insertions(+), 56 deletions(-)
diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig
index 96780ab64a2e..c230fb1e09ba 100644
--- a/arch/arm/Kconfig
+++ b/arch/arm/Kconfig@@ -36,6 +36,7 @@ config ARM select GENERIC_ALLOCATOR select GENERIC_ARCH_TOPOLOGY if ARM_CPU_TOPOLOGY select GENERIC_ATOMIC64 if CPU_V7M || CPU_V6 || !CPU_32v6K || !AEABI + select GENERIC_BUG if BUG select GENERIC_CALIBRATE_DELAY select GENERIC_CLOCKEVENTS_BROADCAST if SMP select GENERIC_CPU_AUTOPROBE
@@ -256,10 +257,6 @@ config PHYS_OFFSET Please provide the physical address corresponding to the location of main memory in your system. -config GENERIC_BUG - def_bool y - depends on BUG - config PGTABLE_LEVELS int default 3 if ARM_LPAE
diff --git a/arch/arm64/Kconfig b/arch/arm64/Kconfig
index c39dac831f08..913b2ca7ec22 100644
--- a/arch/arm64/Kconfig
+++ b/arch/arm64/Kconfig@@ -85,6 +85,8 @@ config ARM64 select FRAME_POINTER select GENERIC_ALLOCATOR select GENERIC_ARCH_TOPOLOGY + select GENERIC_BUG if BUG + select GENERIC_BUG_RELATIVE_POINTERS select GENERIC_CALIBRATE_DELAY select GENERIC_CLOCKEVENTS select GENERIC_CLOCKEVENTS_BROADCAST
@@ -234,14 +236,6 @@ config ILLEGAL_POINTER_VALUE hex default 0xdead000000000000 -config GENERIC_BUG - def_bool y - depends on BUG - -config GENERIC_BUG_RELATIVE_POINTERS - def_bool y - depends on GENERIC_BUG - config GENERIC_HWEIGHT def_bool y
diff --git a/arch/c6x/Kconfig b/arch/c6x/Kconfig
index d5f382830f49..19b145ef7d92 100644
--- a/arch/c6x/Kconfig
+++ b/arch/c6x/Kconfig@@ -10,6 +10,7 @@ config C6X select ARCH_HAS_SYNC_DMA_FOR_DEVICE select CLKDEV_LOOKUP select GENERIC_ATOMIC64 + select GENERIC_BUG if BUG select GENERIC_CALIBRATE_DELAY select GENERIC_IRQ_SHOW select HAVE_ARCH_TRACEHOOK
@@ -30,10 +31,6 @@ config FPU config GENERIC_HWEIGHT def_bool y -config GENERIC_BUG - def_bool y - depends on BUG - config C6X_BIG_KERNEL bool "Build a big kernel" help
diff --git a/arch/hexagon/Kconfig b/arch/hexagon/Kconfig
index 425217c98a77..5eb4f48506b6 100644
--- a/arch/hexagon/Kconfig
+++ b/arch/hexagon/Kconfig@@ -14,6 +14,7 @@ config HEXAGON # select GPIOLIB # select HAVE_CLK # select GENERIC_PENDING_IRQ if SMP + select GENERIC_BUG if BUG select GENERIC_ATOMIC64 select HAVE_PERF_EVENTS # GENERIC_ALLOCATOR is used by dma_alloc_coherent()
@@ -65,10 +66,6 @@ config GENERIC_IRQ_PROBE config GENERIC_HWEIGHT def_bool y -config GENERIC_BUG - def_bool y - depends on BUG - menu "Machine selection" choice
diff --git a/arch/parisc/Kconfig b/arch/parisc/Kconfig
index fcbc67b6b830..42282b8e086d 100644
--- a/arch/parisc/Kconfig
+++ b/arch/parisc/Kconfig@@ -27,6 +27,7 @@ config PARISC select HAVE_KERNEL_LZO select HAVE_KERNEL_XZ select GENERIC_ATOMIC64 if !64BIT + select GENERIC_BUG if BUG select GENERIC_CALIBRATE_DELAY select GENERIC_IRQ_PROBE select GENERIC_PCI_IOMAP
@@ -85,11 +86,6 @@ config ARCH_HAS_ILOG2_U64 bool default n -config GENERIC_BUG - bool - default y - depends on BUG - config GENERIC_HWEIGHT bool default y
diff --git a/arch/powerpc/Kconfig b/arch/powerpc/Kconfig
index 8b9f3639555f..1684017fa496 100644
--- a/arch/powerpc/Kconfig
+++ b/arch/powerpc/Kconfig@@ -142,6 +142,7 @@ config PPC select EDAC_ATOMIC_SCRUB select EDAC_SUPPORT select GENERIC_ATOMIC64 if PPC32 + select GENERIC_BUG if BUG select GENERIC_CLOCKEVENTS select GENERIC_CLOCKEVENTS_BROADCAST if SMP select GENERIC_CMOS_UPDATE
@@ -283,11 +284,6 @@ config AUDIT_ARCH bool default y -config GENERIC_BUG - bool - default y - depends on BUG - config SYS_SUPPORTS_APM_EMULATION default y if PMAC_APM_EMU bool
diff --git a/arch/riscv/Kconfig b/arch/riscv/Kconfig
index 732614eb3683..c410ed896567 100644
--- a/arch/riscv/Kconfig
+++ b/arch/riscv/Kconfig@@ -19,6 +19,8 @@ config RISCV select ARCH_WANT_FRAME_POINTERS select CLONE_BACKWARDS select COMMON_CLK + select GENERIC_BUG if BUG + select GENERIC_BUG_RELATIVE_POINTERS if 64BIT select GENERIC_CALIBRATE_DELAY select GENERIC_CLOCKEVENTS select GENERIC_CPU_DEVICES
@@ -66,14 +68,6 @@ config PAGE_OFFSET default 0xffffffff80000000 if 64BIT && MAXPHYSMEM_2GB default 0xffffffe000000000 if 64BIT && MAXPHYSMEM_128GB -config GENERIC_BUG - def_bool y - depends on BUG - select GENERIC_BUG_RELATIVE_POINTERS if 64BIT - -config GENERIC_BUG_RELATIVE_POINTERS - bool - config GENERIC_CSUM def_bool y
diff --git a/arch/s390/Kconfig b/arch/s390/Kconfig
index 15ccdd04814e..2a5c12be633e 100644
--- a/arch/s390/Kconfig
+++ b/arch/s390/Kconfig@@ -17,12 +17,6 @@ config ARCH_HAS_ILOG2_U64 config GENERIC_HWEIGHT def_bool y -config GENERIC_BUG - def_bool y if BUG - -config GENERIC_BUG_RELATIVE_POINTERS - def_bool y - config GENERIC_LOCKBREAK def_bool y if SMP && PREEMPT
@@ -103,6 +97,8 @@ config S390 select BUILDTIME_EXTABLE_SORT select CLONE_BACKWARDS2 select DYNAMIC_FTRACE if FUNCTION_TRACER + select GENERIC_BUG if BUG + select GENERIC_BUG_RELATIVE_POINTERS select GENERIC_CLOCKEVENTS select GENERIC_CPU_AUTOPROBE select GENERIC_CPU_DEVICES if !SMP
diff --git a/arch/sh/Kconfig b/arch/sh/Kconfig
index 01d09a4637d9..92d16cab61f3 100644
--- a/arch/sh/Kconfig
+++ b/arch/sh/Kconfig@@ -35,6 +35,7 @@ config SUPERH select LOCKDEP_SUPPORT select RTC_LIB select GENERIC_ATOMIC64 + select GENERIC_BUG if BUG && SUPERH32 select GENERIC_IRQ_SHOW select GENERIC_SMP_IDLE_THREAD select GENERIC_IDLE_POLL_SETUP
@@ -92,10 +93,6 @@ config ARCH_DEFCONFIG default "arch/sh/configs/shx3_defconfig" if SUPERH32 default "arch/sh/configs/cayman_defconfig" if SUPERH64 -config GENERIC_BUG - def_bool y - depends on BUG && SUPERH32 - config GENERIC_CSUM def_bool y depends on SUPERH64
diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig
index 1bd4f19b6b28..f4cb31174e1b 100644
--- a/arch/x86/Kconfig
+++ b/arch/x86/Kconfig@@ -91,6 +91,8 @@ config X86 select DCACHE_WORD_ACCESS select EDAC_ATOMIC_SCRUB select EDAC_SUPPORT + select GENERIC_BUG if BUG + select GENERIC_BUG_RELATIVE_POINTERS if X86_64 select GENERIC_CALIBRATE_DELAY select GENERIC_CLOCKEVENTS select GENERIC_CLOCKEVENTS_BROADCAST if X86_64 || (X86_32 && X86_LOCAL_APIC)
@@ -253,14 +255,6 @@ config GENERIC_ISA_DMA def_bool y depends on ISA_DMA_API -config GENERIC_BUG - def_bool y - depends on BUG - select GENERIC_BUG_RELATIVE_POINTERS if X86_64 - -config GENERIC_BUG_RELATIVE_POINTERS - bool - config GENERIC_HWEIGHT def_bool y
diff --git a/lib/Kconfig b/lib/Kconfig
index a9e56539bd11..a827d214d866 100644
--- a/lib/Kconfig
+++ b/lib/Kconfig@@ -615,6 +615,12 @@ config STRING_SELFTEST endmenu +config GENERIC_BUG + bool + +config GENERIC_BUG_RELATIVE_POINTERS + bool + config GENERIC_LIB_ASHLDI3 bool
--
2.20.1