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coredump: Move dump_emit_page() to kill unused warning
commit9c7417b5ec
upstream. If CONFIG_ELF_CORE is not set: fs/coredump.c:835:12: error: ‘dump_emit_page’ defined but not used [-Werror=unused-function] 835 | static int dump_emit_page(struct coredump_params *cprm, struct page *page) | ^~~~~~~~~~~~~~ Fix this by moving dump_emit_page() inside the existing section protected by #ifdef CONFIG_ELF_CORE. Fixes:06bbaa6dc5
("[coredump] don't use __kernel_write() on kmap_local_page()") Signed-off-by: Geert Uytterhoeven <geert@linux-m68k.org> Signed-off-by: Al Viro <viro@zeniv.linux.org.uk> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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1 changed files with 24 additions and 24 deletions
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@ -831,6 +831,30 @@ static int __dump_skip(struct coredump_params *cprm, size_t nr)
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}
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}
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}
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}
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int dump_emit(struct coredump_params *cprm, const void *addr, int nr)
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{
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if (cprm->to_skip) {
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if (!__dump_skip(cprm, cprm->to_skip))
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return 0;
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cprm->to_skip = 0;
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}
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return __dump_emit(cprm, addr, nr);
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}
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EXPORT_SYMBOL(dump_emit);
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void dump_skip_to(struct coredump_params *cprm, unsigned long pos)
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{
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cprm->to_skip = pos - cprm->pos;
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}
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EXPORT_SYMBOL(dump_skip_to);
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void dump_skip(struct coredump_params *cprm, size_t nr)
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{
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cprm->to_skip += nr;
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}
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EXPORT_SYMBOL(dump_skip);
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#ifdef CONFIG_ELF_CORE
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static int dump_emit_page(struct coredump_params *cprm, struct page *page)
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static int dump_emit_page(struct coredump_params *cprm, struct page *page)
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{
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{
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struct bio_vec bvec = {
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struct bio_vec bvec = {
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@ -864,30 +888,6 @@ static int dump_emit_page(struct coredump_params *cprm, struct page *page)
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return 1;
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return 1;
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}
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}
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int dump_emit(struct coredump_params *cprm, const void *addr, int nr)
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{
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if (cprm->to_skip) {
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if (!__dump_skip(cprm, cprm->to_skip))
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return 0;
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cprm->to_skip = 0;
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}
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return __dump_emit(cprm, addr, nr);
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}
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EXPORT_SYMBOL(dump_emit);
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void dump_skip_to(struct coredump_params *cprm, unsigned long pos)
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{
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cprm->to_skip = pos - cprm->pos;
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}
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EXPORT_SYMBOL(dump_skip_to);
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void dump_skip(struct coredump_params *cprm, size_t nr)
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{
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cprm->to_skip += nr;
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}
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EXPORT_SYMBOL(dump_skip);
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#ifdef CONFIG_ELF_CORE
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int dump_user_range(struct coredump_params *cprm, unsigned long start,
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int dump_user_range(struct coredump_params *cprm, unsigned long start,
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unsigned long len)
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unsigned long len)
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{
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{
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