Re: [linux-lvm] Problem at compiling kernel 2.4.18 with lvm 1.0.7

["Heinz J . Mauelshagen" <mauelshagen@sistina.com>]

Krisztian,

running the SuSE LVM rpm with the SuSE kernel should work fine.
Have you tried that yet ?

Regards,
Heinz    -- The LVM Guy --


On Wed, Oct 29, 2003 at 01:19:26PM +0100, Krisztian Gyoerffy wrote:
> Hi LVM friends,
> 
> 
> I have problems with the following scenario:
> 
> - I use SuSE linux 7.1 (I know, this might be a bit old, but I follow
> the rule "never touch a running system") with kernel 2.4.16 and lvm
> 1.0.7
> 
> - Since SuSE rolled out the latest kernel for 7.1 and I would like to
> keep my OS up to date I installed the 2.4.18 kernel source from SuSE on
> my machine
> 
> - I tried to patch the kernel with the LVM 1.0.7, so I executed exactly
> the steps written in INSTALL and PATCH/README. Everything was ok
> 
> - Then I configured the rest of the kernel and tried to compile. But
> after a while, when it was compiling the LVM stuff, it stopped compiling
> with the following message:
> 
> gcc -D__KERNEL__ -I/usr/src/linux-2.4.18.SuSE/include -Wall
> -Wstrict-prototypes -Wno-trigraphs -O2 -fno-strict-aliasing -fno-common
> -fomit-frame-pointer -pipe -mpreferred-stack-boundary=2 -march=i686
> -DKBUILD_BASENAME=lvm  -c -o lvm.o lvm.c
> gcc -D__KERNEL__ -I/usr/src/linux-2.4.18.SuSE/include -Wall
> -Wstrict-prototypes -Wno-trigraphs -O2 -fno-strict-aliasing -fno-common
> -fomit-frame-pointer -pipe -mpreferred-stack-boundary=2 -march=i686
> -DKBUILD_BASENAME=lvm_snap  -c -o lvm-snap.o lvm-snap.c
> lvm-snap.c: In function `lvm_snapshot_COW':
> lvm-snap.c:365: structure has no member named `blocks'
> make[3]: *** [lvm-snap.o] Error 1
> make[3]: Leaving directory 
> `/usr/src/linux-2.4.18.SuSE/drivers/md'
> make[2]: *** [first_rule] Error 2
> make[2]: Leaving directory 
> `/usr/src/linux-2.4.18.SuSE/drivers/md'
> make[1]: *** [_subdir_md] Error 2
> make[1]: Leaving directory 
> `/usr/src/linux-2.4.18.SuSE/drivers'
> make: *** [_dir_drivers] Error 2
> 
> Afterwards I looked into the patch file, and into the lvm-snap.c at the
> given position, line 365. There is the reference to the "blocks"
> variable of the iobuf structure. This iobuf structure is defined in the
> /usr/src/linux/include/linux/iobuf.h header file. But this header file
> is completly different in the source of the 2.4.18 kernel than in the
> source of the 2.4.16 kernel, where the patch and compiling were ok.
> 
> Do you have any idea what can I do to get it compiled?
> 
> I attach the lvm patch file generated by make and the iobuf.h file for
> both versions 2.4.16 and 2.4.18.
> 
> 
> Hope to hear from you soon, and thanks in advance
> 
> 
> Krisztian
> 

*** Software bugs are stupid.
    Nevertheless it needs not so stupid people to solve them ***

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Heinz Mauelshagen                                 Sistina Software Inc.
Senior Consultant/Developer                       Am Sonnenhang 11
                                                  56242 Marienrachdorf
                                                  Germany
Mauelshagen@Sistina.com                           +49 2626 141200
                                                       FAX 924446
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