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tools/vm build fails

DISCUSSION Daniel Hazelton 2 participants 2 messages Oct 23, 2012

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After doing any build in the kernel (last attempt was an allmodconfig) I've tried to build the 'vm' tool in tools/vm and the build fails - looks to be fallout from the uapi header work.

[madman@localhost tools]$ make V=1 vm
make -C vm/
make[1]: Entering directory `/home/madman/sources/linux-2.6/tools/vm'
gcc -Wall -Wextra -o page-types page-types.c
In file included from page-types.c:38:0:
../../include/linux/kernel-page-flags.h:4:42: fatal error: uapi/linux/kernel-page-flags.h: No such file or directory compilation terminated.
make[1]: *** [page-types] Error 1
make[1]: Leaving directory `/home/madman/sources/linux-2.6/tools/vm'
make: *** [vm] Error 2

I'm not a kernel developer (I've tried and been unable to wrap my head around any part that I was going to try working on :( )and was just trying bits in tools/ at random to see what, exactly, they were and this kept happening, no matter the state of the tree.

I updated my git tree about 3 hours ago to mirror the latest Linus from git.kernel.org after having run into this error yesterday and deciding I must have done something wrong. This looks like it might be a missing -I or similar since the file does exist and is at that exact path from the file that is directly including it.

DRH

#1 lore raw

Hi Daniel,

Quoted 4 lines · Daniel Hazelton

After doing any build in the kernel (last attempt was an allmodconfig) I've tried to build the 'vm' tool in tools/vm and the build fails - looks to be fallout from the uapi header work.

Quoted 11 lines

[madman@localhost tools]$ make V=1 vm
make -C vm/
make[1]: Entering directory `/home/madman/sources/linux-2.6/tools/vm' gcc -Wall -Wextra -o page-types page-types.c
In file included from page-types.c:38:0:
../../include/linux/kernel-page-flags.h:4:42: fatal error:
uapi/linux/kernel-page-flags.h: No such file or directory compilation terminated.
make[1]: *** [page-types] Error 1
make[1]: Leaving directory `/home/madman/sources/linux-2.6/tools/vm'
make: *** [vm] Error 2

That must be related to:

commit 607ca46e97a1b6594b29647d98a32d545c24bdff
Author: David Howells <[email protected]>

UAPI: (Scripted) Disintegrate include/linux

It should be trivially fixable in several ways, and David must know the best way. :)

Thanks,
Fengguang