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authorPeter Zijlstra (Intel) <peterz@infradead.org>2022-09-03 16:11:53 +0300
committerDaniel Borkmann <daniel@iogearbox.net>2022-09-16 23:16:48 +0300
commit9440155ccb948f8e3ce5308907a2e7378799be60 (patch)
treefa81b71d963b1d9ad87a5ced2571c932855cd035 /tools/objtool
parentbfeb7e399bacae4ee46ad978f5fce3e47f0978d6 (diff)
downloadlinux-9440155ccb948f8e3ce5308907a2e7378799be60.tar.xz
ftrace: Add HAVE_DYNAMIC_FTRACE_NO_PATCHABLE
x86 will shortly start using -fpatchable-function-entry for purposes other than ftrace, make sure the __patchable_function_entry section isn't merged in the mcount_loc section. Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org> Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Signed-off-by: Jiri Olsa <jolsa@kernel.org> Signed-off-by: Daniel Borkmann <daniel@iogearbox.net> Link: https://lore.kernel.org/bpf/20220903131154.420467-2-jolsa@kernel.org
Diffstat (limited to 'tools/objtool')
-rw-r--r--tools/objtool/check.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/tools/objtool/check.c b/tools/objtool/check.c
index e55fdf952a3a..9216060c3408 100644
--- a/tools/objtool/check.c
+++ b/tools/objtool/check.c
@@ -4113,7 +4113,8 @@ static int validate_ibt(struct objtool_file *file)
!strcmp(sec->name, "__bug_table") ||
!strcmp(sec->name, "__ex_table") ||
!strcmp(sec->name, "__jump_table") ||
- !strcmp(sec->name, "__mcount_loc"))
+ !strcmp(sec->name, "__mcount_loc") ||
+ strstr(sec->name, "__patchable_function_entries"))
continue;
list_for_each_entry(reloc, &sec->reloc->reloc_list, list)