Re: kvm-userspace compile problem

[Hans de Bruin <bruinjm@xs4all.nl>]

Hans de Bruin wrote:
> Glauber Costa wrote:
>>> e$ ./configure --prefix=/usr  --with-patched-kernel
>>> Install prefix    /usr
>>> BIOS directory    /usr/share/qemu
>>> binary directory  /usr/bin
>>> Manual directory  /usr/share/man
>>> ELF interp prefix /usr/gnemul/qemu-%M
>>> Source path       /home/hns/kvm-userspace/qemu
>>> C compiler        gcc
>>> Host C compiler   gcc
>>> ARCH_CFLAGS       -m64
>>> make              make
>>> install           install
>>> host CPU          x86_64
>>> host big endian   no
>>> target list       x86_64-softmmu
>>> gprof enabled     no
>>> sparse enabled    no
>>> profiler          no
>>> static build      no
>>> -Werror enabled   no
>>> SDL support       yes
>>> SDL static link   no
>>> curses support    yes
>>> mingw32 support   no
>>> Audio drivers     oss
>>> Extra audio cards ac97 es1370 sb16
>>> Mixer emulation   no
>>> VNC TLS support   yes
>>>    TLS CFLAGS
>>>    TLS LIBS      -lgnutls
>>> kqemu support     no
>>> kvm support       no - (#error Missing KVM capability
>>> KVM_CAP_DESTROY_MEMORY_REGION_WORKS)
>>
>> try passing --kerneldir=<path_to_kvm_git>
> 
> That did not help, but after I changed this:
> 
> ~/kvm-userspace$ diff configure.old configure
> 95,96c95,96
> < #set kenel directory
> < libkvm_kerneldir=$(readlink -f kernel)
> ---
>  > #set kernel directory
>  > libkvm_kerneldir=$(readlink -f $kerneldir)
> 
> the error was gone. configure used kvm.h in /usr/include/linux/ (distro 
> suplied 2.6.27 headers) instead of the git version.
> 
> My troubles aren't totaly gone however:
> 
> make -C libkvm
> make[1]: Entering directory `/home/hns/kvm-userspace/libkvm'
> gcc -m64 -D__x86_64__ -MMD -MF ./.libkvm.d -g -fomit-frame-pointer -Wall 
>  -fno-stack-protector   -
> I /usr/src/linux-2.6/include   -c -o libkvm.o libkvm.c
> In file included from /usr/include/bits/fcntl.h:24,
>                  from /usr/include/fcntl.h:34,
>                  from libkvm.c:30:
> /usr/include/sys/types.h:46: error: conflicting types for 'loff_t'
> /usr/src/linux-2.6/include/linux/types.h:57: error: previous declaration 
> of 'loff_t' was here
> /usr/include/sys/types.h:62: error: conflicting types for 'dev_t'
> /usr/src/linux-2.6/include/linux/types.h:19: error: previous declaration 
> of 'dev_t' was here
> In file included from /usr/include/sys/types.h:133,
>                  from /usr/include/bits/fcntl.h:24,
>                  from /usr/include/fcntl.h:34,
>                  from libkvm.c:30:
> /usr/include/time.h:105: error: conflicting types for 'timer_t'
> /usr/src/linux-2.6/include/linux/types.h:28: error: previous declaration 
> of 'timer_t' was here
> In file included from /usr/include/bits/fcntl.h:24,
>                  from /usr/include/fcntl.h:34,
>                  from libkvm.c:30:
> /usr/include/sys/types.h:198: error: conflicting types for 'int64_t'
> /usr/src/linux-2.6/include/linux/types.h:125: error: previous 
> declaration of 'int64_t' was here
> /usr/include/sys/types.h:204: error: conflicting types for 'u_int64_t'
> /usr/src/linux-2.6/include/linux/types.h:124: error: previous 
> declaration of 'u_int64_t' was here
> In file included from /usr/include/sys/types.h:220,
>                  from /usr/include/bits/fcntl.h:24,
>                  from /usr/include/fcntl.h:34,
>                  from libkvm.c:30:
> /usr/include/sys/select.h:78: error: conflicting types for 'fd_set'
> /usr/src/linux-2.6/include/linux/types.h:18: error: previous declaration 
> of 'fd_set' was here
> In file included from /usr/include/bits/fcntl.h:24,
>                  from /usr/include/fcntl.h:34,
>                  from libkvm.c:30:
> /usr/include/sys/types.h:235: error: conflicting types for 'blkcnt_t'
> /usr/src/linux-2.6/include/linux/types.h:146: error: previous 
> declaration of 'blkcnt_t' was here
> In file included from /usr/include/inttypes.h:28,
>                  from libkvm.c:37:
> /usr/include/stdint.h:56: error: conflicting types for 'uint64_t'
> /usr/src/linux-2.6/include/linux/types.h:123: error: previous 
> declaration of 'uint64_t' was here
> make[1]: *** [libkvm.o] Error 1
> make[1]: Leaving directory `/home/hns/kvm-userspace/libkvm'
> make: *** [libkvm] Error 2

I copied all the kvm kernel headers from 29-rc4 to /usr/include/linux, 
git-reset kvm-userspace (undone my .configure changes) and the build 
completed successfully.

-- 
Hans