* [PATCH] Centralise CONFIG_ARCH_NO_VIRT_TO_BUS [not found] ` <CAErSpo6WG2R_8sa=rOmAOci-3iFpDs2NFzNkZYxDnD2oTiMQJg@mail.gmail.com> @ 2012-11-12 21:26 ` Stephen Rothwell 2012-11-12 21:26 ` Stephen Rothwell ` (5 more replies) 0 siblings, 6 replies; 16+ messages in thread From: Stephen Rothwell @ 2012-11-12 21:26 UTC (permalink / raw) To: Andrew Morton Cc: Bjorn Helgaas, H Hartley Sweeten, linux-kernel, Benjamin Herrenschmidt, Paul Mackerras, linuxppc-dev, David S. Miller, sparclinux, linux-arch, Paul Mundt, linux-sh [-- Attachment #1: Type: text/plain, Size: 2664 bytes --] Make if easier for more architectures to select it and thus disable drivers that use virt_to_bus(). Signed-off-by: Stephen Rothwell <sfr@canb.auug.org.au> --- arch/Kconfig | 7 +++++++ arch/powerpc/Kconfig | 4 +--- arch/sh/Kconfig | 4 +--- arch/sparc/Kconfig | 4 +--- 4 files changed, 10 insertions(+), 9 deletions(-) diff --git a/arch/Kconfig b/arch/Kconfig index 366ec06..9bc00e7 100644 --- a/arch/Kconfig +++ b/arch/Kconfig @@ -271,6 +271,13 @@ config ARCH_WANT_OLD_COMPAT_IPC select ARCH_WANT_COMPAT_IPC_PARSE_VERSION bool +config ARCH_NO_VIRT_TO_BUS + bool + help + An architecture should select this if it cannot (or will not) + implement virt_to_bus(). All new architectures should probably + select this. + config GENERIC_KERNEL_THREAD bool diff --git a/arch/powerpc/Kconfig b/arch/powerpc/Kconfig index a902a5c..8c8fcba 100644 --- a/arch/powerpc/Kconfig +++ b/arch/powerpc/Kconfig @@ -87,9 +87,6 @@ config GENERIC_GPIO help Generic GPIO API support -config ARCH_NO_VIRT_TO_BUS - def_bool PPC64 - config PPC bool default y @@ -101,6 +98,7 @@ config PPC select HAVE_FUNCTION_GRAPH_TRACER select SYSCTL_EXCEPTION_TRACE select ARCH_WANT_OPTIONAL_GPIOLIB + select ARCH_NO_VIRT_TO_BUS if PPC64 select HAVE_IDE select HAVE_IOREMAP_PROT select HAVE_EFFICIENT_UNALIGNED_ACCESS diff --git a/arch/sh/Kconfig b/arch/sh/Kconfig index babc2b8..9b28793 100644 --- a/arch/sh/Kconfig +++ b/arch/sh/Kconfig @@ -16,6 +16,7 @@ config SUPERH select HAVE_DEBUG_BUGVERBOSE select ARCH_HAVE_CUSTOM_GPIO_H select ARCH_HAVE_NMI_SAFE_CMPXCHG if (GUSA_RB || CPU_SH4A) + select ARCH_NO_VIRT_TO_BUS select PERF_USE_VMALLOC select HAVE_DEBUG_KMEMLEAK select HAVE_KERNEL_GZIP @@ -150,9 +151,6 @@ config ARCH_HAS_ILOG2_U32 config ARCH_HAS_ILOG2_U64 def_bool n -config ARCH_NO_VIRT_TO_BUS - def_bool y - config ARCH_HAS_DEFAULT_IDLE def_bool y diff --git a/arch/sparc/Kconfig b/arch/sparc/Kconfig index 9f2edb5..594d9bc 100644 --- a/arch/sparc/Kconfig +++ b/arch/sparc/Kconfig @@ -21,6 +21,7 @@ config SPARC select SYSCTL_EXCEPTION_TRACE select ARCH_WANT_OPTIONAL_GPIOLIB select ARCH_HAS_ATOMIC64_DEC_IF_POSITIVE + select ARCH_NO_VIRT_TO_BUS select RTC_CLASS select RTC_DRV_M48T59 select HAVE_IRQ_WORK @@ -143,9 +144,6 @@ config GENERIC_GPIO help Generic GPIO API support -config ARCH_NO_VIRT_TO_BUS - def_bool y - config ARCH_SUPPORTS_DEBUG_PAGEALLOC def_bool y if SPARC64 -- 1.7.10.280.gaa39 -- Cheers, Stephen Rothwell sfr@canb.auug.org.au [-- Attachment #2: Type: application/pgp-signature, Size: 836 bytes --] ^ permalink raw reply related [flat|nested] 16+ messages in thread
* [PATCH] Centralise CONFIG_ARCH_NO_VIRT_TO_BUS 2012-11-12 21:26 ` [PATCH] Centralise CONFIG_ARCH_NO_VIRT_TO_BUS Stephen Rothwell @ 2012-11-12 21:26 ` Stephen Rothwell 2012-11-12 21:27 ` David Miller ` (4 subsequent siblings) 5 siblings, 0 replies; 16+ messages in thread From: Stephen Rothwell @ 2012-11-12 21:26 UTC (permalink / raw) To: Andrew Morton Cc: Bjorn Helgaas, H Hartley Sweeten, linux-kernel, Benjamin Herrenschmidt, Paul Mackerras, linuxppc-dev, David S. Miller, sparclinux, linux-arch, Paul Mundt, linux-sh [-- Attachment #1: Type: text/plain, Size: 2664 bytes --] Make if easier for more architectures to select it and thus disable drivers that use virt_to_bus(). Signed-off-by: Stephen Rothwell <sfr@canb.auug.org.au> --- arch/Kconfig | 7 +++++++ arch/powerpc/Kconfig | 4 +--- arch/sh/Kconfig | 4 +--- arch/sparc/Kconfig | 4 +--- 4 files changed, 10 insertions(+), 9 deletions(-) diff --git a/arch/Kconfig b/arch/Kconfig index 366ec06..9bc00e7 100644 --- a/arch/Kconfig +++ b/arch/Kconfig @@ -271,6 +271,13 @@ config ARCH_WANT_OLD_COMPAT_IPC select ARCH_WANT_COMPAT_IPC_PARSE_VERSION bool +config ARCH_NO_VIRT_TO_BUS + bool + help + An architecture should select this if it cannot (or will not) + implement virt_to_bus(). All new architectures should probably + select this. + config GENERIC_KERNEL_THREAD bool diff --git a/arch/powerpc/Kconfig b/arch/powerpc/Kconfig index a902a5c..8c8fcba 100644 --- a/arch/powerpc/Kconfig +++ b/arch/powerpc/Kconfig @@ -87,9 +87,6 @@ config GENERIC_GPIO help Generic GPIO API support -config ARCH_NO_VIRT_TO_BUS - def_bool PPC64 - config PPC bool default y @@ -101,6 +98,7 @@ config PPC select HAVE_FUNCTION_GRAPH_TRACER select SYSCTL_EXCEPTION_TRACE select ARCH_WANT_OPTIONAL_GPIOLIB + select ARCH_NO_VIRT_TO_BUS if PPC64 select HAVE_IDE select HAVE_IOREMAP_PROT select HAVE_EFFICIENT_UNALIGNED_ACCESS diff --git a/arch/sh/Kconfig b/arch/sh/Kconfig index babc2b8..9b28793 100644 --- a/arch/sh/Kconfig +++ b/arch/sh/Kconfig @@ -16,6 +16,7 @@ config SUPERH select HAVE_DEBUG_BUGVERBOSE select ARCH_HAVE_CUSTOM_GPIO_H select ARCH_HAVE_NMI_SAFE_CMPXCHG if (GUSA_RB || CPU_SH4A) + select ARCH_NO_VIRT_TO_BUS select PERF_USE_VMALLOC select HAVE_DEBUG_KMEMLEAK select HAVE_KERNEL_GZIP @@ -150,9 +151,6 @@ config ARCH_HAS_ILOG2_U32 config ARCH_HAS_ILOG2_U64 def_bool n -config ARCH_NO_VIRT_TO_BUS - def_bool y - config ARCH_HAS_DEFAULT_IDLE def_bool y diff --git a/arch/sparc/Kconfig b/arch/sparc/Kconfig index 9f2edb5..594d9bc 100644 --- a/arch/sparc/Kconfig +++ b/arch/sparc/Kconfig @@ -21,6 +21,7 @@ config SPARC select SYSCTL_EXCEPTION_TRACE select ARCH_WANT_OPTIONAL_GPIOLIB select ARCH_HAS_ATOMIC64_DEC_IF_POSITIVE + select ARCH_NO_VIRT_TO_BUS select RTC_CLASS select RTC_DRV_M48T59 select HAVE_IRQ_WORK @@ -143,9 +144,6 @@ config GENERIC_GPIO help Generic GPIO API support -config ARCH_NO_VIRT_TO_BUS - def_bool y - config ARCH_SUPPORTS_DEBUG_PAGEALLOC def_bool y if SPARC64 -- 1.7.10.280.gaa39 -- Cheers, Stephen Rothwell sfr@canb.auug.org.au [-- Attachment #2: Type: application/pgp-signature, Size: 836 bytes --] ^ permalink raw reply related [flat|nested] 16+ messages in thread
* Re: [PATCH] Centralise CONFIG_ARCH_NO_VIRT_TO_BUS 2012-11-12 21:26 ` [PATCH] Centralise CONFIG_ARCH_NO_VIRT_TO_BUS Stephen Rothwell 2012-11-12 21:26 ` Stephen Rothwell @ 2012-11-12 21:27 ` David Miller 2012-11-12 21:27 ` David Miller 2012-11-13 9:21 ` James Hogan ` (3 subsequent siblings) 5 siblings, 1 reply; 16+ messages in thread From: David Miller @ 2012-11-12 21:27 UTC (permalink / raw) To: sfr Cc: akpm, bhelgaas, hartleys, linux-kernel, benh, paulus, linuxppc-dev, sparclinux, linux-arch, lethal, linux-sh From: Stephen Rothwell <sfr@canb.auug.org.au> Date: Tue, 13 Nov 2012 08:26:15 +1100 > Make if easier for more architectures to select it and thus disable > drivers that use virt_to_bus(). > > Signed-off-by: Stephen Rothwell <sfr@canb.auug.org.au> Acked-by: David S. Miller <davem@davemloft.net> ^ permalink raw reply [flat|nested] 16+ messages in thread
* Re: [PATCH] Centralise CONFIG_ARCH_NO_VIRT_TO_BUS 2012-11-12 21:27 ` David Miller @ 2012-11-12 21:27 ` David Miller 0 siblings, 0 replies; 16+ messages in thread From: David Miller @ 2012-11-12 21:27 UTC (permalink / raw) To: sfr Cc: akpm, bhelgaas, hartleys, linux-kernel, benh, paulus, linuxppc-dev, sparclinux, linux-arch, lethal, linux-sh From: Stephen Rothwell <sfr@canb.auug.org.au> Date: Tue, 13 Nov 2012 08:26:15 +1100 > Make if easier for more architectures to select it and thus disable > drivers that use virt_to_bus(). > > Signed-off-by: Stephen Rothwell <sfr@canb.auug.org.au> Acked-by: David S. Miller <davem@davemloft.net> ^ permalink raw reply [flat|nested] 16+ messages in thread
* Re: [PATCH] Centralise CONFIG_ARCH_NO_VIRT_TO_BUS 2012-11-12 21:26 ` [PATCH] Centralise CONFIG_ARCH_NO_VIRT_TO_BUS Stephen Rothwell 2012-11-12 21:26 ` Stephen Rothwell 2012-11-12 21:27 ` David Miller @ 2012-11-13 9:21 ` James Hogan 2012-11-13 10:32 ` Geert Uytterhoeven ` (2 subsequent siblings) 5 siblings, 0 replies; 16+ messages in thread From: James Hogan @ 2012-11-13 9:21 UTC (permalink / raw) To: Stephen Rothwell Cc: Andrew Morton, Bjorn Helgaas, H Hartley Sweeten, linux-kernel, Benjamin Herrenschmidt, Paul Mackerras, linuxppc-dev, David S. Miller, sparclinux, linux-arch, Paul Mundt, linux-sh -----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 On 12/11/12 21:26, Stephen Rothwell wrote: > Make if easier for more architectures to select it and thus > disable drivers that use virt_to_bus(). > > Signed-off-by: Stephen Rothwell <sfr@canb.auug.org.au> Reviewed-by: James Hogan <james.hogan@imgtec.com> -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.12 (GNU/Linux) iQIcBAEBAgAGBQJQohD8AAoJEKHZs+irPybf82gP/Az9f+Q5Vn/fGkQwOOpfsxsl hpZGzIc7P6/ZU6IFWxN8hAKdJjOBH/ko0r+LMoczlQzlhlFd+qpDU+i2tZBqbp/G S+4w56J/PC5MtZFlUEh68e0H313Mgt9kK8vy4yVnzBTvIgGsJuXjeK4qQSKBm3LP LguU2AONT8GCfT8DRm9sbdS+WcXnBjRWeUkm8pZ+UX8kEe7ryaccidwvR16aP9l1 zx4HwFW0nCLYxwSOVQg2hi2pQyHD5sqFeLEYNbvEPlGleRKNJtz3bnYWbRdPkO2D CoRjiSw5/iCd/SghvwEKdkJFkOw4zdONElrBvsYXqn3QsFFpyYal43gyKIgPkSb6 s5OdTJ1ScS3IgtxFpQ1nfj020rS1ieM8eY/bXyuGPEZzwbe0moe+g64Qye9nEutn 7oWKoue1H8uRaJ46WoD22bjG7SezLycDnAlG6ujo75qyxeBcVJ9ZB6DxHPnEU02M P0sA8FLTFmzigRV2TBKBZbh3NrFGEi/riMA8U9f9XfLkxt7zdXGTvJ45C91U8HjT 3uQffRL/WBOQOILXtEFzf22DSPeoRklvyZmlHBsmNC6AYhSDnOvpUfOThaetQaFe voiFdDZhtxdk20l0DpReeAUBVUFOjBjh6NzWLZbVdrfgHrpndw7s7jjfy/e5vhDU wI2jW7slxuwARtv3Q1CV =XvmD -----END PGP SIGNATURE----- ^ permalink raw reply [flat|nested] 16+ messages in thread
* Re: [PATCH] Centralise CONFIG_ARCH_NO_VIRT_TO_BUS 2012-11-12 21:26 ` [PATCH] Centralise CONFIG_ARCH_NO_VIRT_TO_BUS Stephen Rothwell ` (2 preceding siblings ...) 2012-11-13 9:21 ` James Hogan @ 2012-11-13 10:32 ` Geert Uytterhoeven 2012-11-13 10:32 ` Geert Uytterhoeven 2012-11-14 14:53 ` Bjorn Helgaas 2012-11-14 12:23 ` Arnd Bergmann 2013-02-11 11:57 ` James Hogan 5 siblings, 2 replies; 16+ messages in thread From: Geert Uytterhoeven @ 2012-11-13 10:32 UTC (permalink / raw) To: Stephen Rothwell Cc: Andrew Morton, Bjorn Helgaas, H Hartley Sweeten, linux-kernel, Benjamin Herrenschmidt, Paul Mackerras, linuxppc-dev, David S. Miller, sparclinux, linux-arch, Paul Mundt, linux-sh On Mon, Nov 12, 2012 at 10:26 PM, Stephen Rothwell <sfr@canb.auug.org.au> wrote: > diff --git a/arch/Kconfig b/arch/Kconfig > index 366ec06..9bc00e7 100644 > --- a/arch/Kconfig > +++ b/arch/Kconfig > @@ -271,6 +271,13 @@ config ARCH_WANT_OLD_COMPAT_IPC > select ARCH_WANT_COMPAT_IPC_PARSE_VERSION > bool > > +config ARCH_NO_VIRT_TO_BUS > + bool > + help > + An architecture should select this if it cannot (or will not) > + implement virt_to_bus(). All new architectures should probably > + select this. Don't we typically put the burden of selecting Kconfig flags for deprecated features on the existing architectures that provide the deprecated features? I.e. shouldn't it be ARCH_HAS_VIRT_TO_BUS, selected by the architectures that need it, instead? Gr{oetje,eeting}s, Geert -- Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@linux-m68k.org In personal conversations with technical people, I call myself a hacker. But when I'm talking to journalists I just say "programmer" or something like that. -- Linus Torvalds ^ permalink raw reply [flat|nested] 16+ messages in thread
* Re: [PATCH] Centralise CONFIG_ARCH_NO_VIRT_TO_BUS 2012-11-13 10:32 ` Geert Uytterhoeven @ 2012-11-13 10:32 ` Geert Uytterhoeven 2012-11-14 14:53 ` Bjorn Helgaas 1 sibling, 0 replies; 16+ messages in thread From: Geert Uytterhoeven @ 2012-11-13 10:32 UTC (permalink / raw) To: Stephen Rothwell Cc: Andrew Morton, Bjorn Helgaas, H Hartley Sweeten, linux-kernel, Benjamin Herrenschmidt, Paul Mackerras, linuxppc-dev, David S. Miller, sparclinux, linux-arch, Paul Mundt, linux-sh On Mon, Nov 12, 2012 at 10:26 PM, Stephen Rothwell <sfr@canb.auug.org.au> wrote: > diff --git a/arch/Kconfig b/arch/Kconfig > index 366ec06..9bc00e7 100644 > --- a/arch/Kconfig > +++ b/arch/Kconfig > @@ -271,6 +271,13 @@ config ARCH_WANT_OLD_COMPAT_IPC > select ARCH_WANT_COMPAT_IPC_PARSE_VERSION > bool > > +config ARCH_NO_VIRT_TO_BUS > + bool > + help > + An architecture should select this if it cannot (or will not) > + implement virt_to_bus(). All new architectures should probably > + select this. Don't we typically put the burden of selecting Kconfig flags for deprecated features on the existing architectures that provide the deprecated features? I.e. shouldn't it be ARCH_HAS_VIRT_TO_BUS, selected by the architectures that need it, instead? Gr{oetje,eeting}s, Geert -- Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@linux-m68k.org In personal conversations with technical people, I call myself a hacker. But when I'm talking to journalists I just say "programmer" or something like that. -- Linus Torvalds ^ permalink raw reply [flat|nested] 16+ messages in thread
* Re: [PATCH] Centralise CONFIG_ARCH_NO_VIRT_TO_BUS 2012-11-13 10:32 ` Geert Uytterhoeven 2012-11-13 10:32 ` Geert Uytterhoeven @ 2012-11-14 14:53 ` Bjorn Helgaas 2012-11-14 14:53 ` Bjorn Helgaas 1 sibling, 1 reply; 16+ messages in thread From: Bjorn Helgaas @ 2012-11-14 14:53 UTC (permalink / raw) To: Geert Uytterhoeven Cc: Stephen Rothwell, Andrew Morton, H Hartley Sweeten, linux-kernel, Benjamin Herrenschmidt, Paul Mackerras, linuxppc-dev, David S. Miller, sparclinux, linux-arch, Paul Mundt, linux-sh On Tue, Nov 13, 2012 at 3:32 AM, Geert Uytterhoeven <geert@linux-m68k.org> wrote: > On Mon, Nov 12, 2012 at 10:26 PM, Stephen Rothwell <sfr@canb.auug.org.au> wrote: >> diff --git a/arch/Kconfig b/arch/Kconfig >> index 366ec06..9bc00e7 100644 >> --- a/arch/Kconfig >> +++ b/arch/Kconfig >> @@ -271,6 +271,13 @@ config ARCH_WANT_OLD_COMPAT_IPC >> select ARCH_WANT_COMPAT_IPC_PARSE_VERSION >> bool >> >> +config ARCH_NO_VIRT_TO_BUS >> + bool >> + help >> + An architecture should select this if it cannot (or will not) >> + implement virt_to_bus(). All new architectures should probably >> + select this. > > Don't we typically put the burden of selecting Kconfig flags for deprecated > features on the existing architectures that provide the deprecated features? > > I.e. shouldn't it be ARCH_HAS_VIRT_TO_BUS, selected by the architectures > that need it, instead? I like this idea. ^ permalink raw reply [flat|nested] 16+ messages in thread
* Re: [PATCH] Centralise CONFIG_ARCH_NO_VIRT_TO_BUS 2012-11-14 14:53 ` Bjorn Helgaas @ 2012-11-14 14:53 ` Bjorn Helgaas 0 siblings, 0 replies; 16+ messages in thread From: Bjorn Helgaas @ 2012-11-14 14:53 UTC (permalink / raw) To: Geert Uytterhoeven Cc: Stephen Rothwell, Andrew Morton, H Hartley Sweeten, linux-kernel, Benjamin Herrenschmidt, Paul Mackerras, linuxppc-dev, David S. Miller, sparclinux, linux-arch, Paul Mundt, linux-sh On Tue, Nov 13, 2012 at 3:32 AM, Geert Uytterhoeven <geert@linux-m68k.org> wrote: > On Mon, Nov 12, 2012 at 10:26 PM, Stephen Rothwell <sfr@canb.auug.org.au> wrote: >> diff --git a/arch/Kconfig b/arch/Kconfig >> index 366ec06..9bc00e7 100644 >> --- a/arch/Kconfig >> +++ b/arch/Kconfig >> @@ -271,6 +271,13 @@ config ARCH_WANT_OLD_COMPAT_IPC >> select ARCH_WANT_COMPAT_IPC_PARSE_VERSION >> bool >> >> +config ARCH_NO_VIRT_TO_BUS >> + bool >> + help >> + An architecture should select this if it cannot (or will not) >> + implement virt_to_bus(). All new architectures should probably >> + select this. > > Don't we typically put the burden of selecting Kconfig flags for deprecated > features on the existing architectures that provide the deprecated features? > > I.e. shouldn't it be ARCH_HAS_VIRT_TO_BUS, selected by the architectures > that need it, instead? I like this idea. ^ permalink raw reply [flat|nested] 16+ messages in thread
* Re: [PATCH] Centralise CONFIG_ARCH_NO_VIRT_TO_BUS 2012-11-12 21:26 ` [PATCH] Centralise CONFIG_ARCH_NO_VIRT_TO_BUS Stephen Rothwell ` (3 preceding siblings ...) 2012-11-13 10:32 ` Geert Uytterhoeven @ 2012-11-14 12:23 ` Arnd Bergmann 2013-02-11 11:57 ` James Hogan 5 siblings, 0 replies; 16+ messages in thread From: Arnd Bergmann @ 2012-11-14 12:23 UTC (permalink / raw) To: Stephen Rothwell Cc: Andrew Morton, Bjorn Helgaas, H Hartley Sweeten, linux-kernel, Benjamin Herrenschmidt, Paul Mackerras, linuxppc-dev, David S. Miller, sparclinux, linux-arch, Paul Mundt, linux-sh On Monday 12 November 2012, Stephen Rothwell wrote: > Show Details > Make if easier for more architectures to select it and thus disable > drivers that use virt_to_bus(). > > Signed-off-by: Stephen Rothwell <sfr@canb.auug.org.au> Very nice, I was recently looking into enabling this for ARM as well, at least for the platforms that are known to not need virt_to_bus. Acked-by: Arnd Bergmann <arnd@arndb.de> ^ permalink raw reply [flat|nested] 16+ messages in thread
* Re: [PATCH] Centralise CONFIG_ARCH_NO_VIRT_TO_BUS 2012-11-12 21:26 ` [PATCH] Centralise CONFIG_ARCH_NO_VIRT_TO_BUS Stephen Rothwell ` (4 preceding siblings ...) 2012-11-14 12:23 ` Arnd Bergmann @ 2013-02-11 11:57 ` James Hogan 2013-02-11 11:57 ` James Hogan 2013-02-12 4:40 ` Stephen Rothwell 5 siblings, 2 replies; 16+ messages in thread From: James Hogan @ 2013-02-11 11:57 UTC (permalink / raw) To: Stephen Rothwell Cc: Andrew Morton, Bjorn Helgaas, H Hartley Sweeten, linux-kernel, Benjamin Herrenschmidt, Paul Mackerras, linuxppc-dev, David S. Miller, sparclinux, linux-arch, Paul Mundt, linux-sh, Vineet Gupta [-- Attachment #1: Type: text/plain, Size: 364 bytes --] Hi Stephen, On 12/11/12 21:26, Stephen Rothwell wrote: > Make if easier for more architectures to select it and thus disable > drivers that use virt_to_bus(). > > Signed-off-by: Stephen Rothwell <sfr@canb.auug.org.au> I was just wondering what the status of this patch is? It was in -next for a while but seems to have disappeared. Cheers James [-- Attachment #2: OpenPGP digital signature --] [-- Type: application/pgp-signature, Size: 836 bytes --] ^ permalink raw reply [flat|nested] 16+ messages in thread
* Re: [PATCH] Centralise CONFIG_ARCH_NO_VIRT_TO_BUS 2013-02-11 11:57 ` James Hogan @ 2013-02-11 11:57 ` James Hogan 2013-02-12 4:40 ` Stephen Rothwell 1 sibling, 0 replies; 16+ messages in thread From: James Hogan @ 2013-02-11 11:57 UTC (permalink / raw) To: Stephen Rothwell Cc: Andrew Morton, Bjorn Helgaas, H Hartley Sweeten, linux-kernel, Benjamin Herrenschmidt, Paul Mackerras, linuxppc-dev, David S. Miller, sparclinux, linux-arch, Paul Mundt, linux-sh, Vineet Gupta [-- Attachment #1: Type: text/plain, Size: 364 bytes --] Hi Stephen, On 12/11/12 21:26, Stephen Rothwell wrote: > Make if easier for more architectures to select it and thus disable > drivers that use virt_to_bus(). > > Signed-off-by: Stephen Rothwell <sfr@canb.auug.org.au> I was just wondering what the status of this patch is? It was in -next for a while but seems to have disappeared. Cheers James [-- Attachment #2: OpenPGP digital signature --] [-- Type: application/pgp-signature, Size: 836 bytes --] ^ permalink raw reply [flat|nested] 16+ messages in thread
* Re: [PATCH] Centralise CONFIG_ARCH_NO_VIRT_TO_BUS 2013-02-11 11:57 ` James Hogan 2013-02-11 11:57 ` James Hogan @ 2013-02-12 4:40 ` Stephen Rothwell 2013-02-12 11:47 ` Stephen Rothwell 1 sibling, 1 reply; 16+ messages in thread From: Stephen Rothwell @ 2013-02-12 4:40 UTC (permalink / raw) To: James Hogan Cc: Andrew Morton, Bjorn Helgaas, H Hartley Sweeten, linux-kernel, Benjamin Herrenschmidt, Paul Mackerras, linuxppc-dev, David S. Miller, sparclinux, linux-arch, Paul Mundt, linux-sh, Vineet Gupta [-- Attachment #1: Type: text/plain, Size: 664 bytes --] Hi James, On Mon, 11 Feb 2013 11:57:28 +0000 James Hogan <james.hogan@imgtec.com> wrote: > > On 12/11/12 21:26, Stephen Rothwell wrote: > > Make if easier for more architectures to select it and thus disable > > drivers that use virt_to_bus(). > > > > Signed-off-by: Stephen Rothwell <sfr@canb.auug.org.au> > > I was just wondering what the status of this patch is? It was in -next > for a while but seems to have disappeared. Yeah, I think Andrew dropped it in favour of a more complete solution which I haven't written yet. Let me dig out the emails and have a shot. -- Cheers, Stephen Rothwell sfr@canb.auug.org.au [-- Attachment #2: Type: application/pgp-signature, Size: 836 bytes --] ^ permalink raw reply [flat|nested] 16+ messages in thread
* [PATCH] Centralise CONFIG_ARCH_NO_VIRT_TO_BUS 2013-02-12 4:40 ` Stephen Rothwell @ 2013-02-12 11:47 ` Stephen Rothwell 2013-02-12 11:47 ` Stephen Rothwell 2013-02-12 12:04 ` James Hogan 0 siblings, 2 replies; 16+ messages in thread From: Stephen Rothwell @ 2013-02-12 11:47 UTC (permalink / raw) To: Andrew Morton Cc: James Hogan, Bjorn Helgaas, H Hartley Sweeten, linux-kernel, Benjamin Herrenschmidt, Paul Mackerras, linuxppc-dev, David S. Miller, sparclinux, linux-arch, Paul Mundt, linux-sh, Vineet Gupta [-- Attachment #1: Type: text/plain, Size: 11133 bytes --] Change it to CONFIG_HAVE_VIRT_TO_BUS and set it in all architecures that already provide virt_to_bus(). Signed-off-by: Stephen Rothwell <sfr@canb.auug.org.au> --- arch/Kconfig | 7 +++++++ arch/alpha/Kconfig | 1 + arch/arm/Kconfig | 1 + arch/avr32/Kconfig | 1 + arch/blackfin/Kconfig | 1 + arch/cris/Kconfig | 1 + arch/frv/Kconfig | 1 + arch/h8300/Kconfig | 1 + arch/ia64/Kconfig | 1 + arch/m32r/Kconfig | 1 + arch/m68k/Kconfig | 1 + arch/microblaze/Kconfig | 1 + arch/mips/Kconfig | 1 + arch/mn10300/Kconfig | 1 + arch/openrisc/Kconfig | 1 + arch/parisc/Kconfig | 1 + arch/powerpc/Kconfig | 4 +--- arch/s390/Kconfig | 1 + arch/score/Kconfig | 1 + arch/sh/Kconfig | 3 --- arch/sparc/Kconfig | 3 --- arch/tile/Kconfig | 1 + arch/unicore32/Kconfig | 1 + arch/x86/Kconfig | 1 + arch/xtensa/Kconfig | 1 + mm/Kconfig | 2 +- 26 files changed, 30 insertions(+), 10 deletions(-) This is based on v3.8-rc7. I think I got them all (apart from arc and metag). diff --git a/arch/Kconfig b/arch/Kconfig index 7f8f281..7721b40 100644 --- a/arch/Kconfig +++ b/arch/Kconfig @@ -291,6 +291,13 @@ config ARCH_WANT_OLD_COMPAT_IPC select ARCH_WANT_COMPAT_IPC_PARSE_VERSION bool +config HAVE_VIRT_TO_BUS + bool + help + An architecture should select this if it implements the + deprecated interface virt_to_bus(). All new architectures + should probably not select this. + config HAVE_ARCH_SECCOMP_FILTER bool help diff --git a/arch/alpha/Kconfig b/arch/alpha/Kconfig index 9d5904c..63f49b1 100644 --- a/arch/alpha/Kconfig +++ b/arch/alpha/Kconfig @@ -10,6 +10,7 @@ config ALPHA select HAVE_PERF_EVENTS select HAVE_DMA_ATTRS select HAVE_GENERIC_HARDIRQS + select HAVE_VIRT_TO_BUS select GENERIC_IRQ_PROBE select AUTO_IRQ_AFFINITY if SMP select GENERIC_IRQ_SHOW diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig index 67874b8..23f99e1 100644 --- a/arch/arm/Kconfig +++ b/arch/arm/Kconfig @@ -49,6 +49,7 @@ config ARM select HAVE_REGS_AND_STACK_ACCESS_API select HAVE_SYSCALL_TRACEPOINTS select HAVE_UID16 + select HAVE_VIRT_TO_BUS select KTIME_SCALAR select PERF_USE_VMALLOC select RTC_LIB diff --git a/arch/avr32/Kconfig b/arch/avr32/Kconfig index 2ae6591..9b89257 100644 --- a/arch/avr32/Kconfig +++ b/arch/avr32/Kconfig @@ -7,6 +7,7 @@ config AVR32 select HAVE_OPROFILE select HAVE_KPROBES select HAVE_GENERIC_HARDIRQS + select HAVE_VIRT_TO_BUS select GENERIC_IRQ_PROBE select GENERIC_ATOMIC64 select HARDIRQS_SW_RESEND diff --git a/arch/blackfin/Kconfig b/arch/blackfin/Kconfig index b6f3ad5..834a6e3 100644 --- a/arch/blackfin/Kconfig +++ b/arch/blackfin/Kconfig @@ -34,6 +34,7 @@ config BLACKFIN select ARCH_HAVE_CUSTOM_GPIO_H select ARCH_WANT_OPTIONAL_GPIOLIB select HAVE_UID16 + select HAVE_VIRT_TO_BUS select ARCH_WANT_IPC_PARSE_VERSION select HAVE_GENERIC_HARDIRQS select GENERIC_ATOMIC64 diff --git a/arch/cris/Kconfig b/arch/cris/Kconfig index c59a01d..abe1fd2 100644 --- a/arch/cris/Kconfig +++ b/arch/cris/Kconfig @@ -43,6 +43,7 @@ config CRIS select GENERIC_ATOMIC64 select HAVE_GENERIC_HARDIRQS select HAVE_UID16 + select HAVE_VIRT_TO_BUS select ARCH_WANT_IPC_PARSE_VERSION select GENERIC_IRQ_SHOW select GENERIC_IOMAP diff --git a/arch/frv/Kconfig b/arch/frv/Kconfig index 9d26264..8ca9099 100644 --- a/arch/frv/Kconfig +++ b/arch/frv/Kconfig @@ -7,6 +7,7 @@ config FRV select HAVE_PERF_EVENTS select HAVE_UID16 select HAVE_GENERIC_HARDIRQS + select HAVE_VIRT_TO_BUS select GENERIC_IRQ_SHOW select HAVE_DEBUG_BUGVERBOSE select ARCH_HAVE_NMI_SAFE_CMPXCHG diff --git a/arch/h8300/Kconfig b/arch/h8300/Kconfig index 2d2efb6..ce7c55e 100644 --- a/arch/h8300/Kconfig +++ b/arch/h8300/Kconfig @@ -5,6 +5,7 @@ config H8300 select HAVE_GENERIC_HARDIRQS select GENERIC_ATOMIC64 select HAVE_UID16 + select HAVE_VIRT_TO_BUS select ARCH_WANT_IPC_PARSE_VERSION select GENERIC_IRQ_SHOW select GENERIC_CPU_DEVICES diff --git a/arch/ia64/Kconfig b/arch/ia64/Kconfig index 3279646..4c09006 100644 --- a/arch/ia64/Kconfig +++ b/arch/ia64/Kconfig @@ -26,6 +26,7 @@ config IA64 select HAVE_MEMBLOCK select HAVE_MEMBLOCK_NODE_MAP select HAVE_VIRT_CPU_ACCOUNTING + select HAVE_VIRT_TO_BUS select ARCH_DISCARD_MEMBLOCK select GENERIC_IRQ_PROBE select GENERIC_PENDING_IRQ if SMP diff --git a/arch/m32r/Kconfig b/arch/m32r/Kconfig index f807721..9262381 100644 --- a/arch/m32r/Kconfig +++ b/arch/m32r/Kconfig @@ -10,6 +10,7 @@ config M32R select ARCH_WANT_IPC_PARSE_VERSION select HAVE_DEBUG_BUGVERBOSE select HAVE_GENERIC_HARDIRQS + select HAVE_VIRT_TO_BUS select GENERIC_IRQ_PROBE select GENERIC_IRQ_SHOW select GENERIC_ATOMIC64 diff --git a/arch/m68k/Kconfig b/arch/m68k/Kconfig index 6710084..a12199b 100644 --- a/arch/m68k/Kconfig +++ b/arch/m68k/Kconfig @@ -8,6 +8,7 @@ config M68K select GENERIC_IRQ_SHOW select GENERIC_ATOMIC64 select HAVE_UID16 + select HAVE_VIRT_TO_BUS select ARCH_HAVE_NMI_SAFE_CMPXCHG if RMW_INSNS select GENERIC_CPU_DEVICES select GENERIC_STRNCPY_FROM_USER if MMU diff --git a/arch/microblaze/Kconfig b/arch/microblaze/Kconfig index ba3b7c8..7843d11 100644 --- a/arch/microblaze/Kconfig +++ b/arch/microblaze/Kconfig @@ -19,6 +19,7 @@ config MICROBLAZE select HAVE_DEBUG_KMEMLEAK select IRQ_DOMAIN select HAVE_GENERIC_HARDIRQS + select HAVE_VIRT_TO_BUS select GENERIC_IRQ_PROBE select GENERIC_IRQ_SHOW select GENERIC_PCI_IOMAP diff --git a/arch/mips/Kconfig b/arch/mips/Kconfig index 2ac626a..7013aaa 100644 --- a/arch/mips/Kconfig +++ b/arch/mips/Kconfig @@ -39,6 +39,7 @@ config MIPS select GENERIC_CLOCKEVENTS select GENERIC_CMOS_UPDATE select HAVE_MOD_ARCH_SPECIFIC + select HAVE_VIRT_TO_BUS select MODULES_USE_ELF_REL if MODULES select MODULES_USE_ELF_RELA if MODULES && 64BIT diff --git a/arch/mn10300/Kconfig b/arch/mn10300/Kconfig index e70001c..0d1582d 100644 --- a/arch/mn10300/Kconfig +++ b/arch/mn10300/Kconfig @@ -8,6 +8,7 @@ config MN10300 select HAVE_ARCH_KGDB select GENERIC_ATOMIC64 select HAVE_NMI_WATCHDOG if MN10300_WD_TIMER + select HAVE_VIRT_TO_BUS select GENERIC_CLOCKEVENTS select MODULES_USE_ELF_RELA diff --git a/arch/openrisc/Kconfig b/arch/openrisc/Kconfig index 0ac66f6..b62ed01 100644 --- a/arch/openrisc/Kconfig +++ b/arch/openrisc/Kconfig @@ -12,6 +12,7 @@ config OPENRISC select ARCH_WANT_OPTIONAL_GPIOLIB select HAVE_ARCH_TRACEHOOK select HAVE_GENERIC_HARDIRQS + select HAVE_VIRT_TO_BUS select GENERIC_IRQ_CHIP select GENERIC_IRQ_PROBE select GENERIC_IRQ_SHOW diff --git a/arch/parisc/Kconfig b/arch/parisc/Kconfig index b77feff..598cf09 100644 --- a/arch/parisc/Kconfig +++ b/arch/parisc/Kconfig @@ -21,6 +21,7 @@ config PARISC select GENERIC_SMP_IDLE_THREAD select GENERIC_STRNCPY_FROM_USER select HAVE_MOD_ARCH_SPECIFIC + select HAVE_VIRT_TO_BUS select MODULES_USE_ELF_RELA select CLONE_BACKWARDS diff --git a/arch/powerpc/Kconfig b/arch/powerpc/Kconfig index 17903f1..f492ad9 100644 --- a/arch/powerpc/Kconfig +++ b/arch/powerpc/Kconfig @@ -87,9 +87,6 @@ config GENERIC_GPIO help Generic GPIO API support -config ARCH_NO_VIRT_TO_BUS - def_bool PPC64 - config PPC bool default y @@ -101,6 +98,7 @@ config PPC select HAVE_FUNCTION_GRAPH_TRACER select SYSCTL_EXCEPTION_TRACE select ARCH_WANT_OPTIONAL_GPIOLIB + select HAVE_VIRT_TO_BUS if !PPC64 select HAVE_IDE select HAVE_IOREMAP_PROT select HAVE_EFFICIENT_UNALIGNED_ACCESS diff --git a/arch/s390/Kconfig b/arch/s390/Kconfig index b5ea38c..5d23fa6 100644 --- a/arch/s390/Kconfig +++ b/arch/s390/Kconfig @@ -98,6 +98,7 @@ config S390 select HAVE_CMPXCHG_DOUBLE select HAVE_ALIGNED_STRUCT_PAGE if SLUB select HAVE_VIRT_CPU_ACCOUNTING + select HAVE_VIRT_TO_BUS select VIRT_CPU_ACCOUNTING select ARCH_DISCARD_MEMBLOCK select BUILDTIME_EXTABLE_SORT diff --git a/arch/score/Kconfig b/arch/score/Kconfig index 3b1482e..e569aa1 100644 --- a/arch/score/Kconfig +++ b/arch/score/Kconfig @@ -12,6 +12,7 @@ config SCORE select GENERIC_CPU_DEVICES select GENERIC_CLOCKEVENTS select HAVE_MOD_ARCH_SPECIFIC + select HAVE_VIRT_TO_BUS select MODULES_USE_ELF_REL select CLONE_BACKWARDS diff --git a/arch/sh/Kconfig b/arch/sh/Kconfig index babc2b8..efa4c8c 100644 --- a/arch/sh/Kconfig +++ b/arch/sh/Kconfig @@ -150,9 +150,6 @@ config ARCH_HAS_ILOG2_U32 config ARCH_HAS_ILOG2_U64 def_bool n -config ARCH_NO_VIRT_TO_BUS - def_bool y - config ARCH_HAS_DEFAULT_IDLE def_bool y diff --git a/arch/sparc/Kconfig b/arch/sparc/Kconfig index 9f2edb5..aaa20de 100644 --- a/arch/sparc/Kconfig +++ b/arch/sparc/Kconfig @@ -143,9 +143,6 @@ config GENERIC_GPIO help Generic GPIO API support -config ARCH_NO_VIRT_TO_BUS - def_bool y - config ARCH_SUPPORTS_DEBUG_PAGEALLOC def_bool y if SPARC64 diff --git a/arch/tile/Kconfig b/arch/tile/Kconfig index 875d008..61a6e59 100644 --- a/arch/tile/Kconfig +++ b/arch/tile/Kconfig @@ -17,6 +17,7 @@ config TILE select GENERIC_IRQ_SHOW select HAVE_DEBUG_BUGVERBOSE select HAVE_SYSCALL_WRAPPERS if TILEGX + select HAVE_VIRT_TO_BUS select SYS_HYPERVISOR select ARCH_HAVE_NMI_SAFE_CMPXCHG select GENERIC_CLOCKEVENTS diff --git a/arch/unicore32/Kconfig b/arch/unicore32/Kconfig index 60651df..dc50b15 100644 --- a/arch/unicore32/Kconfig +++ b/arch/unicore32/Kconfig @@ -9,6 +9,7 @@ config UNICORE32 select GENERIC_ATOMIC64 select HAVE_KERNEL_LZO select HAVE_KERNEL_LZMA + select HAVE_VIRT_TO_BUS select ARCH_HAVE_CUSTOM_GPIO_H select GENERIC_FIND_FIRST_BIT select GENERIC_IRQ_PROBE diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig index 225543b..3d3304d 100644 --- a/arch/x86/Kconfig +++ b/arch/x86/Kconfig @@ -110,6 +110,7 @@ config X86 select GENERIC_STRNLEN_USER select HAVE_CONTEXT_TRACKING if X86_64 select HAVE_IRQ_TIME_ACCOUNTING + select HAVE_VIRT_TO_BUS select MODULES_USE_ELF_REL if X86_32 select MODULES_USE_ELF_RELA if X86_64 select CLONE_BACKWARDS if X86_32 diff --git a/arch/xtensa/Kconfig b/arch/xtensa/Kconfig index 5aab1ac..e0c082b 100644 --- a/arch/xtensa/Kconfig +++ b/arch/xtensa/Kconfig @@ -9,6 +9,7 @@ config XTENSA select HAVE_IDE select GENERIC_ATOMIC64 select HAVE_GENERIC_HARDIRQS + select HAVE_VIRT_TO_BUS select GENERIC_IRQ_SHOW select GENERIC_CPU_DEVICES select MODULES_USE_ELF_RELA diff --git a/mm/Kconfig b/mm/Kconfig index 278e3ab..6d5996f 100644 --- a/mm/Kconfig +++ b/mm/Kconfig @@ -266,7 +266,7 @@ config NR_QUICK config VIRT_TO_BUS def_bool y - depends on !ARCH_NO_VIRT_TO_BUS + depends on HAVE_VIRT_TO_BUS config MMU_NOTIFIER bool -- 1.8.1 -- Cheers, Stephen Rothwell sfr@canb.auug.org.au [-- 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* [PATCH] Centralise CONFIG_ARCH_NO_VIRT_TO_BUS 2013-02-12 11:47 ` Stephen Rothwell @ 2013-02-12 11:47 ` Stephen Rothwell 2013-02-12 12:04 ` James Hogan 1 sibling, 0 replies; 16+ messages in thread From: Stephen Rothwell @ 2013-02-12 11:47 UTC (permalink / raw) To: Andrew Morton Cc: James Hogan, Bjorn Helgaas, H Hartley Sweeten, linux-kernel, Benjamin Herrenschmidt, Paul Mackerras, linuxppc-dev, David S. Miller, sparclinux, linux-arch, Paul Mundt, linux-sh, Vineet Gupta [-- Attachment #1: Type: text/plain, Size: 11133 bytes --] Change it to CONFIG_HAVE_VIRT_TO_BUS and set it in all architecures that already provide virt_to_bus(). Signed-off-by: Stephen Rothwell <sfr@canb.auug.org.au> --- arch/Kconfig | 7 +++++++ arch/alpha/Kconfig | 1 + arch/arm/Kconfig | 1 + arch/avr32/Kconfig | 1 + arch/blackfin/Kconfig | 1 + arch/cris/Kconfig | 1 + arch/frv/Kconfig | 1 + arch/h8300/Kconfig | 1 + arch/ia64/Kconfig | 1 + arch/m32r/Kconfig | 1 + arch/m68k/Kconfig | 1 + arch/microblaze/Kconfig | 1 + arch/mips/Kconfig | 1 + arch/mn10300/Kconfig | 1 + arch/openrisc/Kconfig | 1 + arch/parisc/Kconfig | 1 + arch/powerpc/Kconfig | 4 +--- arch/s390/Kconfig | 1 + arch/score/Kconfig | 1 + arch/sh/Kconfig | 3 --- arch/sparc/Kconfig | 3 --- arch/tile/Kconfig | 1 + arch/unicore32/Kconfig | 1 + arch/x86/Kconfig | 1 + arch/xtensa/Kconfig | 1 + mm/Kconfig | 2 +- 26 files changed, 30 insertions(+), 10 deletions(-) This is based on v3.8-rc7. I think I got them all (apart from arc and metag). diff --git a/arch/Kconfig b/arch/Kconfig index 7f8f281..7721b40 100644 --- a/arch/Kconfig +++ b/arch/Kconfig @@ -291,6 +291,13 @@ config ARCH_WANT_OLD_COMPAT_IPC select ARCH_WANT_COMPAT_IPC_PARSE_VERSION bool +config HAVE_VIRT_TO_BUS + bool + help + An architecture should select this if it implements the + deprecated interface virt_to_bus(). All new architectures + should probably not select this. + config HAVE_ARCH_SECCOMP_FILTER bool help diff --git a/arch/alpha/Kconfig b/arch/alpha/Kconfig index 9d5904c..63f49b1 100644 --- a/arch/alpha/Kconfig +++ b/arch/alpha/Kconfig @@ -10,6 +10,7 @@ config ALPHA select HAVE_PERF_EVENTS select HAVE_DMA_ATTRS select HAVE_GENERIC_HARDIRQS + select HAVE_VIRT_TO_BUS select GENERIC_IRQ_PROBE select AUTO_IRQ_AFFINITY if SMP select GENERIC_IRQ_SHOW diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig index 67874b8..23f99e1 100644 --- a/arch/arm/Kconfig +++ b/arch/arm/Kconfig @@ -49,6 +49,7 @@ config ARM select HAVE_REGS_AND_STACK_ACCESS_API select HAVE_SYSCALL_TRACEPOINTS select HAVE_UID16 + select HAVE_VIRT_TO_BUS select KTIME_SCALAR select PERF_USE_VMALLOC select RTC_LIB diff --git a/arch/avr32/Kconfig b/arch/avr32/Kconfig index 2ae6591..9b89257 100644 --- a/arch/avr32/Kconfig +++ b/arch/avr32/Kconfig @@ -7,6 +7,7 @@ config AVR32 select HAVE_OPROFILE select HAVE_KPROBES select HAVE_GENERIC_HARDIRQS + select HAVE_VIRT_TO_BUS select GENERIC_IRQ_PROBE select GENERIC_ATOMIC64 select HARDIRQS_SW_RESEND diff --git a/arch/blackfin/Kconfig b/arch/blackfin/Kconfig index b6f3ad5..834a6e3 100644 --- a/arch/blackfin/Kconfig +++ b/arch/blackfin/Kconfig @@ -34,6 +34,7 @@ config BLACKFIN select ARCH_HAVE_CUSTOM_GPIO_H select ARCH_WANT_OPTIONAL_GPIOLIB select HAVE_UID16 + select HAVE_VIRT_TO_BUS select ARCH_WANT_IPC_PARSE_VERSION select HAVE_GENERIC_HARDIRQS select GENERIC_ATOMIC64 diff --git a/arch/cris/Kconfig b/arch/cris/Kconfig index c59a01d..abe1fd2 100644 --- a/arch/cris/Kconfig +++ b/arch/cris/Kconfig @@ -43,6 +43,7 @@ config CRIS select GENERIC_ATOMIC64 select HAVE_GENERIC_HARDIRQS select HAVE_UID16 + select HAVE_VIRT_TO_BUS select ARCH_WANT_IPC_PARSE_VERSION select GENERIC_IRQ_SHOW select GENERIC_IOMAP diff --git a/arch/frv/Kconfig b/arch/frv/Kconfig index 9d26264..8ca9099 100644 --- a/arch/frv/Kconfig +++ b/arch/frv/Kconfig @@ -7,6 +7,7 @@ config FRV select HAVE_PERF_EVENTS select HAVE_UID16 select HAVE_GENERIC_HARDIRQS + select HAVE_VIRT_TO_BUS select GENERIC_IRQ_SHOW select HAVE_DEBUG_BUGVERBOSE select ARCH_HAVE_NMI_SAFE_CMPXCHG diff --git a/arch/h8300/Kconfig b/arch/h8300/Kconfig index 2d2efb6..ce7c55e 100644 --- a/arch/h8300/Kconfig +++ b/arch/h8300/Kconfig @@ -5,6 +5,7 @@ config H8300 select HAVE_GENERIC_HARDIRQS select GENERIC_ATOMIC64 select HAVE_UID16 + select HAVE_VIRT_TO_BUS select ARCH_WANT_IPC_PARSE_VERSION select GENERIC_IRQ_SHOW select GENERIC_CPU_DEVICES diff --git a/arch/ia64/Kconfig b/arch/ia64/Kconfig index 3279646..4c09006 100644 --- a/arch/ia64/Kconfig +++ b/arch/ia64/Kconfig @@ -26,6 +26,7 @@ config IA64 select HAVE_MEMBLOCK select HAVE_MEMBLOCK_NODE_MAP select HAVE_VIRT_CPU_ACCOUNTING + select HAVE_VIRT_TO_BUS select ARCH_DISCARD_MEMBLOCK select GENERIC_IRQ_PROBE select GENERIC_PENDING_IRQ if SMP diff --git a/arch/m32r/Kconfig b/arch/m32r/Kconfig index f807721..9262381 100644 --- a/arch/m32r/Kconfig +++ b/arch/m32r/Kconfig @@ -10,6 +10,7 @@ config M32R select ARCH_WANT_IPC_PARSE_VERSION select HAVE_DEBUG_BUGVERBOSE select HAVE_GENERIC_HARDIRQS + select HAVE_VIRT_TO_BUS select GENERIC_IRQ_PROBE select GENERIC_IRQ_SHOW select GENERIC_ATOMIC64 diff --git a/arch/m68k/Kconfig b/arch/m68k/Kconfig index 6710084..a12199b 100644 --- a/arch/m68k/Kconfig +++ b/arch/m68k/Kconfig @@ -8,6 +8,7 @@ config M68K select GENERIC_IRQ_SHOW select GENERIC_ATOMIC64 select HAVE_UID16 + select HAVE_VIRT_TO_BUS select ARCH_HAVE_NMI_SAFE_CMPXCHG if RMW_INSNS select GENERIC_CPU_DEVICES select GENERIC_STRNCPY_FROM_USER if MMU diff --git a/arch/microblaze/Kconfig b/arch/microblaze/Kconfig index ba3b7c8..7843d11 100644 --- a/arch/microblaze/Kconfig +++ b/arch/microblaze/Kconfig @@ -19,6 +19,7 @@ config MICROBLAZE select HAVE_DEBUG_KMEMLEAK select IRQ_DOMAIN select HAVE_GENERIC_HARDIRQS + select HAVE_VIRT_TO_BUS select GENERIC_IRQ_PROBE select GENERIC_IRQ_SHOW select GENERIC_PCI_IOMAP diff --git a/arch/mips/Kconfig b/arch/mips/Kconfig index 2ac626a..7013aaa 100644 --- a/arch/mips/Kconfig +++ b/arch/mips/Kconfig @@ -39,6 +39,7 @@ config MIPS select GENERIC_CLOCKEVENTS select GENERIC_CMOS_UPDATE select HAVE_MOD_ARCH_SPECIFIC + select HAVE_VIRT_TO_BUS select MODULES_USE_ELF_REL if MODULES select MODULES_USE_ELF_RELA if MODULES && 64BIT diff --git a/arch/mn10300/Kconfig b/arch/mn10300/Kconfig index e70001c..0d1582d 100644 --- a/arch/mn10300/Kconfig +++ b/arch/mn10300/Kconfig @@ -8,6 +8,7 @@ config MN10300 select HAVE_ARCH_KGDB select GENERIC_ATOMIC64 select HAVE_NMI_WATCHDOG if MN10300_WD_TIMER + select HAVE_VIRT_TO_BUS select GENERIC_CLOCKEVENTS select MODULES_USE_ELF_RELA diff --git a/arch/openrisc/Kconfig b/arch/openrisc/Kconfig index 0ac66f6..b62ed01 100644 --- a/arch/openrisc/Kconfig +++ b/arch/openrisc/Kconfig @@ -12,6 +12,7 @@ config OPENRISC select ARCH_WANT_OPTIONAL_GPIOLIB select HAVE_ARCH_TRACEHOOK select HAVE_GENERIC_HARDIRQS + select HAVE_VIRT_TO_BUS select GENERIC_IRQ_CHIP select GENERIC_IRQ_PROBE select GENERIC_IRQ_SHOW diff --git a/arch/parisc/Kconfig b/arch/parisc/Kconfig index b77feff..598cf09 100644 --- a/arch/parisc/Kconfig +++ b/arch/parisc/Kconfig @@ -21,6 +21,7 @@ config PARISC select GENERIC_SMP_IDLE_THREAD select GENERIC_STRNCPY_FROM_USER select HAVE_MOD_ARCH_SPECIFIC + select HAVE_VIRT_TO_BUS select MODULES_USE_ELF_RELA select CLONE_BACKWARDS diff --git a/arch/powerpc/Kconfig b/arch/powerpc/Kconfig index 17903f1..f492ad9 100644 --- a/arch/powerpc/Kconfig +++ b/arch/powerpc/Kconfig @@ -87,9 +87,6 @@ config GENERIC_GPIO help Generic GPIO API support -config ARCH_NO_VIRT_TO_BUS - def_bool PPC64 - config PPC bool default y @@ -101,6 +98,7 @@ config PPC select HAVE_FUNCTION_GRAPH_TRACER select SYSCTL_EXCEPTION_TRACE select ARCH_WANT_OPTIONAL_GPIOLIB + select HAVE_VIRT_TO_BUS if !PPC64 select HAVE_IDE select HAVE_IOREMAP_PROT select HAVE_EFFICIENT_UNALIGNED_ACCESS diff --git a/arch/s390/Kconfig b/arch/s390/Kconfig index b5ea38c..5d23fa6 100644 --- a/arch/s390/Kconfig +++ b/arch/s390/Kconfig @@ -98,6 +98,7 @@ config S390 select HAVE_CMPXCHG_DOUBLE select HAVE_ALIGNED_STRUCT_PAGE if SLUB select HAVE_VIRT_CPU_ACCOUNTING + select HAVE_VIRT_TO_BUS select VIRT_CPU_ACCOUNTING select ARCH_DISCARD_MEMBLOCK select BUILDTIME_EXTABLE_SORT diff --git a/arch/score/Kconfig b/arch/score/Kconfig index 3b1482e..e569aa1 100644 --- a/arch/score/Kconfig +++ b/arch/score/Kconfig @@ -12,6 +12,7 @@ config SCORE select GENERIC_CPU_DEVICES select GENERIC_CLOCKEVENTS select HAVE_MOD_ARCH_SPECIFIC + select HAVE_VIRT_TO_BUS select MODULES_USE_ELF_REL select CLONE_BACKWARDS diff --git a/arch/sh/Kconfig b/arch/sh/Kconfig index babc2b8..efa4c8c 100644 --- a/arch/sh/Kconfig +++ b/arch/sh/Kconfig @@ -150,9 +150,6 @@ config ARCH_HAS_ILOG2_U32 config ARCH_HAS_ILOG2_U64 def_bool n -config ARCH_NO_VIRT_TO_BUS - def_bool y - config ARCH_HAS_DEFAULT_IDLE def_bool y diff --git a/arch/sparc/Kconfig b/arch/sparc/Kconfig index 9f2edb5..aaa20de 100644 --- a/arch/sparc/Kconfig +++ b/arch/sparc/Kconfig @@ -143,9 +143,6 @@ config GENERIC_GPIO help Generic GPIO API support -config ARCH_NO_VIRT_TO_BUS - def_bool y - config ARCH_SUPPORTS_DEBUG_PAGEALLOC def_bool y if SPARC64 diff --git a/arch/tile/Kconfig b/arch/tile/Kconfig index 875d008..61a6e59 100644 --- a/arch/tile/Kconfig +++ b/arch/tile/Kconfig @@ -17,6 +17,7 @@ config TILE select GENERIC_IRQ_SHOW select HAVE_DEBUG_BUGVERBOSE select HAVE_SYSCALL_WRAPPERS if TILEGX + select HAVE_VIRT_TO_BUS select SYS_HYPERVISOR select ARCH_HAVE_NMI_SAFE_CMPXCHG select GENERIC_CLOCKEVENTS diff --git a/arch/unicore32/Kconfig b/arch/unicore32/Kconfig index 60651df..dc50b15 100644 --- a/arch/unicore32/Kconfig +++ b/arch/unicore32/Kconfig @@ -9,6 +9,7 @@ config UNICORE32 select GENERIC_ATOMIC64 select HAVE_KERNEL_LZO select HAVE_KERNEL_LZMA + select HAVE_VIRT_TO_BUS select ARCH_HAVE_CUSTOM_GPIO_H select GENERIC_FIND_FIRST_BIT select GENERIC_IRQ_PROBE diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig index 225543b..3d3304d 100644 --- a/arch/x86/Kconfig +++ b/arch/x86/Kconfig @@ -110,6 +110,7 @@ config X86 select GENERIC_STRNLEN_USER select HAVE_CONTEXT_TRACKING if X86_64 select HAVE_IRQ_TIME_ACCOUNTING + select HAVE_VIRT_TO_BUS select MODULES_USE_ELF_REL if X86_32 select MODULES_USE_ELF_RELA if X86_64 select CLONE_BACKWARDS if X86_32 diff --git a/arch/xtensa/Kconfig b/arch/xtensa/Kconfig index 5aab1ac..e0c082b 100644 --- a/arch/xtensa/Kconfig +++ b/arch/xtensa/Kconfig @@ -9,6 +9,7 @@ config XTENSA select HAVE_IDE select GENERIC_ATOMIC64 select HAVE_GENERIC_HARDIRQS + select HAVE_VIRT_TO_BUS select GENERIC_IRQ_SHOW select GENERIC_CPU_DEVICES select MODULES_USE_ELF_RELA diff --git a/mm/Kconfig b/mm/Kconfig index 278e3ab..6d5996f 100644 --- a/mm/Kconfig +++ b/mm/Kconfig @@ -266,7 +266,7 @@ config NR_QUICK config VIRT_TO_BUS def_bool y - depends on !ARCH_NO_VIRT_TO_BUS + depends on HAVE_VIRT_TO_BUS config MMU_NOTIFIER bool -- 1.8.1 -- Cheers, Stephen Rothwell sfr@canb.auug.org.au [-- 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* Re: [PATCH] Centralise CONFIG_ARCH_NO_VIRT_TO_BUS 2013-02-12 11:47 ` Stephen Rothwell 2013-02-12 11:47 ` Stephen Rothwell @ 2013-02-12 12:04 ` James Hogan 1 sibling, 0 replies; 16+ messages in thread From: James Hogan @ 2013-02-12 12:04 UTC (permalink / raw) To: Stephen Rothwell Cc: Andrew Morton, Bjorn Helgaas, H Hartley Sweeten, linux-kernel, Benjamin Herrenschmidt, Paul Mackerras, linuxppc-dev, David S. Miller, sparclinux, linux-arch, Paul Mundt, linux-sh, Vineet Gupta [-- Attachment #1: Type: text/plain, Size: 321 bytes --] On 12/02/13 11:47, Stephen Rothwell wrote: > Change it to CONFIG_HAVE_VIRT_TO_BUS and set it in all architecures nit: typo in "architecures" > that already provide virt_to_bus(). > > Signed-off-by: Stephen Rothwell <sfr@canb.auug.org.au> Reviewed-by: James Hogan <james.hogan@imgtec.com> Cheers James [-- Attachment #2: OpenPGP digital signature --] [-- Type: application/pgp-signature, Size: 836 bytes --] ^ permalink raw reply [flat|nested] 16+ messages in thread
end of thread, other threads:[~2013-02-12 12:04 UTC | newest]
Thread overview: 16+ messages (download: mbox.gz follow: Atom feed
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[not found] ` <CAErSpo6WG2R_8sa=rOmAOci-3iFpDs2NFzNkZYxDnD2oTiMQJg@mail.gmail.com>
2012-11-12 21:26 ` [PATCH] Centralise CONFIG_ARCH_NO_VIRT_TO_BUS Stephen Rothwell
2012-11-12 21:26 ` Stephen Rothwell
2012-11-12 21:27 ` David Miller
2012-11-12 21:27 ` David Miller
2012-11-13 9:21 ` James Hogan
2012-11-13 10:32 ` Geert Uytterhoeven
2012-11-13 10:32 ` Geert Uytterhoeven
2012-11-14 14:53 ` Bjorn Helgaas
2012-11-14 14:53 ` Bjorn Helgaas
2012-11-14 12:23 ` Arnd Bergmann
2013-02-11 11:57 ` James Hogan
2013-02-11 11:57 ` James Hogan
2013-02-12 4:40 ` Stephen Rothwell
2013-02-12 11:47 ` Stephen Rothwell
2013-02-12 11:47 ` Stephen Rothwell
2013-02-12 12:04 ` James Hogan
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