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SubjectRe: RFC: kconfig select warnings bogus?
On 5/20/07, Satyam Sharma <satyam.sharma@gmail.com> wrote:
> On 5/19/07, Andrew Morton <akpm@linux-foundation.org> wrote:
> > On Sat, 19 May 2007 17:15:23 +0200 Sam Ravnborg <sam@ravnborg.org> wrote:
> >
> > > We see a lot of these lately:
> > > GEN /home/bor/build/linux-2.6.22/Makefile
> > > scripts/kconfig/conf -s arch/i386/Kconfig
> > > drivers/macintosh/Kconfig:116:warning: 'select' used by config symbol 'PMAC_APM_EMU' refers to undefined symbol 'SYS_SUPPORTS_APM_EMULATION'
> > > drivers/net/Kconfig:2283:warning: 'select' used by config symbol 'UCC_GETH' refers to undefined symbol 'UCC_FAST'
> > > drivers/input/keyboard/Kconfig:170:warning: 'select' used by config symbol 'KEYBOARD_ATARI' refers to undefined symbol 'ATARI_KBD_CORE'
> > > drivers/input/mouse/Kconfig:182:warning: 'select' used by config symbol 'MOUSE_ATARI' refers to undefined symbol 'ATARI_KBD_CORE'
> > >
> > >
> > > Do this warning really add any value or should we just ignore them like this?
> > >
> >
> > They always indicate Kconfig bugs, don't they? If so, we should keep the
> > warning.
> >
> > We should also fix the Kconfig bugs but for some reason they tend to hang
> > around for ages and ages.
>
> I remember coming across a thread couple weeks back that contained
> patches that eliminated all four of these .. perhaps nobody picked them
> up. Adding the authors of those patches to CC list (those that I
> remember, at least).
>
> (later)
>
> I think this is the thread, in any case:
>
> http://groups.google.com/group/linux.kernel/browse_frm/thread/d46d5dcecb84424a/1b586d67a1205d86?tvc=1


A combined patch for all of those on top of 22-rc2 (adding Signed-off-by's
for original authors too):

Signed-off-by: Kumar Gala <galak@kernel.crashing.org>
Signed-off-by: Simon Horman <horms@verge.net.au>
Signed-off-by: Satyam Sharma <ssatyam@cse.iitk.ac.in>

---
arch/m68k/Kconfig | 1 +
arch/powerpc/Kconfig | 1 +
arch/powerpc/sysdev/qe_lib/Kconfig | 1 +
drivers/input/keyboard/Kconfig | 1 -
drivers/input/mouse/Kconfig | 1 -
drivers/macintosh/Kconfig | 1 -
drivers/net/Kconfig | 1 -
7 files changed, 3 insertions(+), 4 deletions(-)
---
diff -ruNp a/arch/m68k/Kconfig b/arch/m68k/Kconfig
--- a/arch/m68k/Kconfig 2007-05-20 04:11:47.000000000 +0530
+++ b/arch/m68k/Kconfig 2007-05-20 04:23:57.000000000 +0530
@@ -411,6 +411,7 @@ config STRAM_PROC

config ATARI_KBD_CORE
bool
+ default y if KEYBOARD_ATARI || MOUSE_ATARI

config HEARTBEAT
bool "Use power LED as a heartbeat" if AMIGA || APOLLO || ATARI || MAC ||Q40
diff -ruNp a/arch/powerpc/Kconfig b/arch/powerpc/Kconfig
--- a/arch/powerpc/Kconfig 2007-05-20 04:11:48.000000000 +0530
+++ b/arch/powerpc/Kconfig 2007-05-20 04:18:38.000000000 +0530
@@ -119,6 +119,7 @@ config GENERIC_BUG

config SYS_SUPPORTS_APM_EMULATION
bool
+ default y if PMAC_APM_EMU

config DEFAULT_UIMAGE
bool
diff -ruNp a/arch/powerpc/sysdev/qe_lib/Kconfig
b/arch/powerpc/sysdev/qe_lib/Kconfig
--- a/arch/powerpc/sysdev/qe_lib/Kconfig 2007-05-20 04:11:49.000000000 +0530
+++ b/arch/powerpc/sysdev/qe_lib/Kconfig 2007-05-20 04:20:43.000000000 +0530
@@ -12,6 +12,7 @@ config UCC_SLOW

config UCC_FAST
bool
+ default y if UCC_GETH
default n
select UCC
help
diff -ruNp a/drivers/input/keyboard/Kconfig b/drivers/input/keyboard/Kconfig
--- a/drivers/input/keyboard/Kconfig 2007-05-20 04:11:55.000000000 +0530
+++ b/drivers/input/keyboard/Kconfig 2007-05-20 04:24:54.000000000 +0530
@@ -167,7 +167,6 @@ config KEYBOARD_AMIGA
config KEYBOARD_ATARI
tristate "Atari keyboard"
depends on ATARI
- select ATARI_KBD_CORE
help
Say Y here if you are running Linux on any Atari and have a keyboard
attached.
diff -ruNp a/drivers/input/mouse/Kconfig b/drivers/input/mouse/Kconfig
--- a/drivers/input/mouse/Kconfig 2007-05-20 04:11:55.000000000 +0530
+++ b/drivers/input/mouse/Kconfig 2007-05-20 04:25:09.000000000 +0530
@@ -179,7 +179,6 @@ config MOUSE_AMIGA
config MOUSE_ATARI
tristate "Atari mouse"
depends on ATARI
- select ATARI_KBD_CORE
help
Say Y here if you have an Atari and want its native mouse
supported by the kernel.
diff -ruNp a/drivers/macintosh/Kconfig b/drivers/macintosh/Kconfig
--- a/drivers/macintosh/Kconfig 2007-05-20 04:11:55.000000000 +0530
+++ b/drivers/macintosh/Kconfig 2007-05-20 04:18:57.000000000 +0530
@@ -113,7 +113,6 @@ config PMAC_SMU

config PMAC_APM_EMU
tristate "APM emulation"
- select SYS_SUPPORTS_APM_EMULATION
select APM_EMULATION
depends on ADB_PMU && PM

diff -ruNp a/drivers/net/Kconfig b/drivers/net/Kconfig
--- a/drivers/net/Kconfig 2007-05-20 04:11:56.000000000 +0530
+++ b/drivers/net/Kconfig 2007-05-20 04:22:15.000000000 +0530
@@ -2280,7 +2280,6 @@ config GFAR_NAPI
config UCC_GETH
tristate "Freescale QE Gigabit Ethernet"
depends on QUICC_ENGINE
- select UCC_FAST
help
This driver supports the Gigabit Ethernet mode of the QUICC Engine,
which is available on some Freescale SOCs.
-
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