On Monday 23 May 2005 18:54, Simon Hall wrote: > Hi, > > I'm trying to build UML on x86_64 and have run into a compile problem. > > Host: Sun v40z, dual Opteron running Redhat Enterprise Linux 4, kernel > 2.6.9-5.0.3.ELsmp, gcc version 3.4.3, binutils 2.15.92. > > I'm trying to build a UML kernel version 2.6.12-rc4-mm2 with patches > from http://user-mode-linux.sourceforge.net/patches.html and keep > hitting the following: > > CC init/main.o > In file included from include/linux/dcache.h:10, > from include/linux/fs.h:208, > from include/linux/proc_fs.h:6, > from init/main.c:17: > include/linux/rcupdate.h: In function `rcu_qsctr_inc': > include/linux/rcupdate.h:118: error: `cpu_pda' undeclared (first use in > this function) > include/linux/rcupdate.h:118: error: (Each undeclared identifier is > reported only once > include/linux/rcupdate.h:118: error: for each function it appears in.) > include/linux/rcupdate.h:118: error: invalid type argument of `unary *' > include/linux/rcupdate.h: In function `rcu_bh_qsctr_inc': > include/linux/rcupdate.h:123: error: `cpu_pda' undeclared (first use in > this function) > include/linux/rcupdate.h:123: error: invalid type argument of `unary *' > include/linux/rcupdate.h: In function `rcu_pending': > include/linux/rcupdate.h:154: error: `cpu_pda' undeclared (first use in > this function) > include/linux/rcupdate.h:154: error: invalid type argument of `unary *' > include/linux/rcupdate.h:155: error: invalid type argument of `unary *' > In file included from init/main.c:35: > include/linux/kernel_stat.h: In function `kstat_irqs': > include/linux/kernel_stat.h:50: error: `cpu_pda' undeclared (first use > in this function) > include/linux/kernel_stat.h:50: error: invalid type argument of `unary *' > make[1]: *** [init/main.o] Error 1 > make: *** [init] Error 2 > > I'm using the default .config (ie make menuconfig ARCH=um and then save > without changing anything) as a starting point. 1) do a make mrproper ARCH=um before anything else. The above seems to come from include/asm pointing to the wrong place... 2) Use make defconfig ARCH=um, the way above can read the /boot/* config. 3) remove include/asm-um/elf.h which should be either a symlink or a 0 length file. -- Paolo Giarrusso, aka Blaisorblade Skype user "PaoloGiarrusso" Linux registered user n. 292729 http://www.user-mode-linux.org/~blaisorblade
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