diff options
| author | Jakub Kicinski <[email protected]> | 2025-02-20 18:36:34 +0000 |
|---|---|---|
| committer | Jakub Kicinski <[email protected]> | 2025-02-20 18:37:30 +0000 |
| commit | 5d6ba5ab8582aa35c1ee98e47af28e6f6772596c (patch) | |
| tree | a4a3a2d311773c19909c9928273e0bcae01a39ce /tools/objtool/check.c | |
| parent | Merge tag 'linux-can-next-for-6.15-20250219' of git://git.kernel.org/pub/scm/... (diff) | |
| parent | Merge tag 'net-6.14-rc4' of git://git.kernel.org/pub/scm/linux/kernel/git/net... (diff) | |
| download | kernel-5d6ba5ab8582aa35c1ee98e47af28e6f6772596c.tar.gz kernel-5d6ba5ab8582aa35c1ee98e47af28e6f6772596c.zip | |
Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net
Cross-merge networking fixes after downstream PR (net-6.14-rc4).
No conflicts or adjacent changes.
Signed-off-by: Jakub Kicinski <[email protected]>
Diffstat (limited to 'tools/objtool/check.c')
| -rw-r--r-- | tools/objtool/check.c | 12 |
1 files changed, 11 insertions, 1 deletions
diff --git a/tools/objtool/check.c b/tools/objtool/check.c index 753dbc4f8198..be18a0489303 100644 --- a/tools/objtool/check.c +++ b/tools/objtool/check.c @@ -227,6 +227,7 @@ static bool is_rust_noreturn(const struct symbol *func) str_ends_with(func->name, "_4core9panicking18panic_bounds_check") || str_ends_with(func->name, "_4core9panicking19assert_failed_inner") || str_ends_with(func->name, "_4core9panicking36panic_misaligned_pointer_dereference") || + strstr(func->name, "_4core9panicking13assert_failed") || strstr(func->name, "_4core9panicking11panic_const24panic_const_") || (strstr(func->name, "_4core5slice5index24slice_") && str_ends_with(func->name, "_fail")); @@ -1975,6 +1976,14 @@ static int add_jump_table(struct objtool_file *file, struct instruction *insn, reloc_addend(reloc) == pfunc->offset) break; + /* + * Clang sometimes leaves dangling unused jump table entries + * which point to the end of the function. Ignore them. + */ + if (reloc->sym->sec == pfunc->sec && + reloc_addend(reloc) == pfunc->offset + pfunc->len) + goto next; + dest_insn = find_insn(file, reloc->sym->sec, reloc_addend(reloc)); if (!dest_insn) break; @@ -1992,6 +2001,7 @@ static int add_jump_table(struct objtool_file *file, struct instruction *insn, alt->insn = dest_insn; alt->next = insn->alts; insn->alts = alt; +next: prev_offset = reloc_offset(reloc); } @@ -2264,7 +2274,7 @@ static int read_annotate(struct objtool_file *file, if (sec->sh.sh_entsize != 8) { static bool warned = false; - if (!warned) { + if (!warned && opts.verbose) { WARN("%s: dodgy linker, sh_entsize != 8", sec->name); warned = true; } |
