On Mon, Nov 17, 2003 at 06:55:29PM +0100, Takashi Iwai wrote:
> At Mon, 17 Nov 2003 12:08:39 +0100,
> I wrote:
> >
> > At Sun, 16 Nov 2003 18:51:17 +0100,
> > Martin Langer wrote:
> > >
> > > gcc -D__KERNEL__ -DMODULE=1 -I/usr/local/src/alsa-cvs/alsa-driver/include
> > > -I/lib/modules/2.2.19/build/include -O2 -mno-fp-regs -ffixed-8 -Wa,-mev6
> > > -DLINUX -Wall -Wstrict-prototypes -fomit-frame-pointer -Wno-trigraphs -O2
> > > -fno-strict-aliasing -fno-common -pipe -DALSA_BUILD
> > > -DKBUILD_BASENAME=memory_wrapper -c -o memory_wrapper.o memory_wrapper.c
> > > memory_wrapper.c: In function snd_compat_vmalloc_to_page':
> > > memory_wrapper.c:35: warning: implicit declaration of function VMALLOC_VMADDR'
> > > memory_wrapper.c:39: warning: implicit declaration of function pgd_offset'
> > > memory_wrapper.c:39: warning: assignment makes pointer from integer without
> > > a cast
> > > memory_wrapper.c:40: warning: implicit declaration of function pmd_offset'
> > > memory_wrapper.c:40: warning: assignment makes pointer from integer without
> > > a cast
> > > memory_wrapper.c:41: warning: implicit declaration of function pte_offset'
> > > memory_wrapper.c:41: warning: assignment makes pointer from integer without
> > > a cast
> > > memory_wrapper.c:43: warning: implicit declaration of function pte_page'
> >
> > it seems that configure script didn't detect these checks correctly.
> > could you check config.log ?
>
> it seems that 2.2.19 kernel surely has these definitions.
> are you sure that you pass the correct kernel source path to configure
> script, or /lib/modules/2.2.19/build is symlinked to its kernel source
> tree?
Yes. I've found the lines in config.log and it's an alpha problem.
Thanks for that config.log hint.
martin
configure:3194: checking for vmalloc_to_page
configure:3214: gcc -c -g -O2 -I/lib/modules/2.2.19/build/include conftest.c 1>&5
In file included from /lib/modules/2.2.19/build/include/asm/semaphore.h:11,
from /lib/modules/2.2.19/build/include/linux/sched.h:17,
from /lib/modules/2.2.19/build/include/linux/mm.h:4,
from configure:3204:
/lib/modules/2.2.19/build/include/asm/current.h:4: global register variable follows a
function definition
/lib/modules/2.2.19/build/include/asm/current.h:4: warning: call-clobbered register
used for global register variable
configure: In function `main':
configure:3209: `vmalloc_to_page' undeclared (first use in this function)
configure:3209: (Each undeclared identifier is reported only once
configure:3209: for each function it appears in.)
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