Messages in this thread | | | Date | Mon, 10 Jul 2006 10:08:21 -0500 | From | "Serge E. Hallyn" <> | Subject | Re: 2.6.17-mm6: kernel/sysctl.c: PROC_FS=n compile error |
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Quoting Adrian Bunk (bunk@stusta.de): > On Sun, Jul 09, 2006 at 01:52:28PM -0500, Serge E. Hallyn wrote: > > Quoting Adrian Bunk (bunk@stusta.de): > > > namespaces-utsname-sysctl-hack.patch and ipc-namespace-sysctls.patch > > > cause the following compile error with CONFIG_PROC_FS=n: > > > > > > <-- snip --> > > > > > > ... > > > CC kernel/sysctl.o > > > kernel/sysctl.c:107: warning: #proc_do_ipc_string# used but never defined > > > kernel/sysctl.c:150: warning: #proc_do_utsns_string# used but never defined > > > kernel/sysctl.c:2465: warning: #proc_do_uts_string# defined but not used > > > ... > > > LD .tmp_vmlinux1 > > > kernel/built-in.o:(.data+0x938): undefined reference to `proc_do_utsns_string' > > > kernel/built-in.o:(.data+0x964): undefined reference to `proc_do_utsns_string' > > > kernel/built-in.o:(.data+0x990): undefined reference to `proc_do_utsns_string' > > > kernel/built-in.o:(.data+0x9bc): undefined reference to `proc_do_utsns_string' > > > kernel/built-in.o:(.data+0x9e8): undefined reference to `proc_do_utsns_string' > > > kernel/built-in.o:(.data+0xc24): undefined reference to `proc_do_ipc_string' > > > kernel/built-in.o:(.data+0xc50): undefined reference to `proc_do_ipc_string' > > > kernel/built-in.o:(.data+0xc7c): undefined reference to `proc_do_ipc_string' > > > kernel/built-in.o:(.data+0xca8): undefined reference to `proc_do_ipc_string' > > > kernel/built-in.o:(.data+0xcd4): undefined reference to `proc_do_ipc_string' > > > kernel/built-in.o:(.data+0xd00): more undefined references to `proc_do_ipc_string' follow > > > make: *** [.tmp_vmlinux1] Error 1 > > > > Does the below patch fix this for you? Took me awhile to get a valid > > I can confirm this patch fixes the compilation for me. > > > CONFIG_PROC_FS=n .config, and I'm having other -mm s390 build failures > > which I'll look into tomorrow, but this seems to fix the problem. > > CONFIG_EMBEDDED=y is required for CONFIG_PROC_FS=n, but apart from this > there was no problem for me. > > Did you observe any other problems (besides a small ATM compile error > Dave has just merged my patch for) with CONFIG_PROC_FS=n?
Ok, CONFIG_PROC_FS=n hides the fs/proc/task_mmu.c:arch_vma_name() definition, and only i386 and powerpc have their own versions.
2.6.18-rc1-mm1's kernel/signal.c uses arch_vma_name() in print_vma().
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