The patch titled
Subject: Kconfig: centralise CONFIG_ARCH_NO_VIRT_TO_BUS
has been added to the -mm tree. Its filename is
kconfig-centralise-config_arch_no_virt_to_bus.patch
Before you just go and hit "reply", please:
a) Consider who else should be cc'ed
b) Prefer to cc a suitable mailing list as well
c) Ideally: find the original patch on the mailing list and do a
reply-to-all to that, adding suitable additional cc's
*** Remember to use Documentation/SubmitChecklist when testing your code ***
The -mm tree is included into linux-next and is updated
there every 3-4 working days
------------------------------------------------------
From: Stephen Rothwell <sfr@xxxxxxxxxxxxxxxx>
Subject: Kconfig: centralise CONFIG_ARCH_NO_VIRT_TO_BUS
Make it easier for more architectures to select it and thus disable
drivers that use virt_to_bus().
Signed-off-by: Stephen Rothwell <sfr@xxxxxxxxxxxxxxxx>
Cc: Bjorn Helgaas <bhelgaas@xxxxxxxxxx>
Cc: H Hartley Sweeten <hartleys@xxxxxxxxxxxxxxxxxxx>
Cc: Benjamin Herrenschmidt <benh@xxxxxxxxxxxxxxxxxxx>
Cc: Paul Mackerras <paulus@xxxxxxxxx>
Cc: Paul Mundt <lethal@xxxxxxxxxxxx>
Acked-by: David S. Miller <davem@xxxxxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
arch/Kconfig | 7 +++++++
arch/powerpc/Kconfig | 4 +---
arch/sh/Kconfig | 4 +---
arch/sparc/Kconfig | 4 +---
4 files changed, 10 insertions(+), 9 deletions(-)
diff -puN arch/Kconfig~kconfig-centralise-config_arch_no_virt_to_bus arch/Kconfig
--- a/arch/Kconfig~kconfig-centralise-config_arch_no_virt_to_bus
+++ a/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 -puN arch/powerpc/Kconfig~kconfig-centralise-config_arch_no_virt_to_bus arch/powerpc/Kconfig
--- a/arch/powerpc/Kconfig~kconfig-centralise-config_arch_no_virt_to_bus
+++ a/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 -puN arch/sh/Kconfig~kconfig-centralise-config_arch_no_virt_to_bus arch/sh/Kconfig
--- a/arch/sh/Kconfig~kconfig-centralise-config_arch_no_virt_to_bus
+++ a/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
@@ -152,9 +153,6 @@ 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 -puN arch/sparc/Kconfig~kconfig-centralise-config_arch_no_virt_to_bus arch/sparc/Kconfig
--- a/arch/sparc/Kconfig~kconfig-centralise-config_arch_no_virt_to_bus
+++ a/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
@@ -145,9 +146,6 @@ 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
_
Patches currently in -mm which might be from sfr@xxxxxxxxxxxxxxxx are
linux-next.patch
mm-introduce-mm_find_pmd-fix.patch
kconfig-centralise-config_arch_no_virt_to_bus.patch
procfs-add-vmflags-field-in-smaps-output-v4.patch
procfs-add-vmflags-field-in-smaps-output-v4-fix.patch
kernel-forkc-export-kernel_thread-to-modules.patch
--
To unsubscribe from this list: send the line "unsubscribe mm-commits" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
