Messages in this thread | | | Date | Wed, 23 May 2007 23:51:03 +0900 (JST) | Subject | Re: [RFC] Crash on modpost, addend_386_rel() | From | Atsushi Nemoto <> |
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On Tue, 22 May 2007 17:48:09 +0300, Mika_Penttilä <mika.penttila@kolumbus.fi> wrote: > I can't see how this use of r_attend is going to work. find_elf_symbol > compares relsym->st_value to Elf_Rela->r_attend. I think it doesn't work > for RELA archs and even with this patch for REL.
It seems works fine with RELA archs, at least mips64.
For example, set_up_list3s is correctly reported.
WARNING: mm/built-in.o - Section mismatch: reference to .init.text:set_up_list3s from .text between 'kmem_cache_create' (at offset 0x26358) and 'cache_reap'
Here is excerpt from readelf output. Addend value 0x21d8 matches st_value of its target symbol.
$ mips64-linux-readelf -sr ../build-sb1250/mm/built-in.o Relocation section '.rela.text' at offset 0x33fe0 contains 5100 entries: Offset Info Type Sym. Value Sym. Name + Addend ... 000000026358 000400000004 R_MIPS_26 0000000000000000 .init.text + 21d8 Type2: R_MIPS_NONE Type3: R_MIPS_NONE ... Symbol table '.symtab' contains 1652 entries: Num: Value Size Type Bind Vis Ndx Name ... 746: 00000000000021d8 148 FUNC LOCAL DEFAULT 4 set_up_list3s
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