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s390/module: Provide find_section() helper

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Provide find_section() helper function which can be used to find a
section by name, similar to other architectures.

Signed-off-by: Heiko Carstens <hca@linux.ibm.com>
Signed-off-by: Jason A. Donenfeld <Jason@zx2c4.com>
This commit is contained in:
Heiko Carstens
2024-09-13 15:05:40 +02:00
committed by Jason A. Donenfeld
parent 94c7755b1e
commit a919390e91
1 changed files with 14 additions and 0 deletions
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14
arch/s390/include/asm/module.h
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@@ -38,4 +38,18 @@ struct mod_arch_specific {
#endif /* CONFIG_FUNCTION_TRACER */
};
static inline const Elf_Shdr *find_section(const Elf_Ehdr *hdr,
const Elf_Shdr *sechdrs,
const char *name)
{
const char *secstrs = (void *)hdr + sechdrs[hdr->e_shstrndx].sh_offset;
const Elf_Shdr *s, *se;
for (s = sechdrs, se = sechdrs + hdr->e_shnum; s < se; s++) {
if (strcmp(name, secstrs + s->sh_name) == 0)
return s;
}
return NULL;
}
#endif /* _ASM_S390_MODULE_H */