Messages in this thread | | | From | Rusty Russell <> | Subject | Re: [PATCH 3/3] kernel/module.c: Update debug alignment after symtable generation | Date | Thu, 26 Feb 2015 12:03:00 +1030 |
| |
Laura Abbott <lauraa@codeaurora.org> writes: > When CONFIG_DEBUG_SET_MODULE_RONX is enabled, the sizes of > module sections are aligned up so appropriate permissions can > be applied. Adjusting for the symbol table may cause them to > become unaligned. Make sure to re-align the sizes afterward. > > Signed-off-by: Laura Abbott <lauraa@codeaurora.org>
Acked-by: Rusty Russell <rusty@rustcorp.com.au>
This won't clash with anything I'm planning, so happy for this to go in through the arm trees. CC:stable should be fine if you want too.
Thanks, Rusty.
> --- > kernel/module.c | 2 ++ > 1 file changed, 2 insertions(+) > > diff --git a/kernel/module.c b/kernel/module.c > index b34813f..cc93cf6 100644 > --- a/kernel/module.c > +++ b/kernel/module.c > @@ -2313,11 +2313,13 @@ static void layout_symtab(struct module *mod, struct load_info *info) > info->symoffs = ALIGN(mod->core_size, symsect->sh_addralign ?: 1); > info->stroffs = mod->core_size = info->symoffs + ndst * sizeof(Elf_Sym); > mod->core_size += strtab_size; > + mod->core_size = debug_align(mod->core_size); > > /* Put string table section at end of init part of module. */ > strsect->sh_flags |= SHF_ALLOC; > strsect->sh_entsize = get_offset(mod, &mod->init_size, strsect, > info->index.str) | INIT_OFFSET_MASK; > + mod->init_size = debug_align(mod->init_size); > pr_debug("\t%s\n", info->secstrings + strsect->sh_name); > } > > -- > Qualcomm Innovation Center, Inc. > Qualcomm Innovation Center, Inc. is a member of Code Aurora Forum, a Linux Foundation Collaborative Project > > -- > To unsubscribe from this list: send the line "unsubscribe linux-kernel" in > the body of a message to majordomo@vger.kernel.org > More majordomo info at http://vger.kernel.org/majordomo-info.html > Please read the FAQ at http://www.tux.org/lkml/
| |