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authorIngo Molnar <mingo@kernel.org>2017-12-01 10:32:48 +0100
committerIngo Molnar <mingo@kernel.org>2017-12-17 12:58:53 +0100
commit0fd2e9c53d82704a3ba87ea1980ec515188c5316 (patch)
treea828c396110053feba9e65307a4e802b00966519 /tools
parent1784f9144b143a1e8b19fe94083b040aa559182b (diff)
parent1e4c4f610f774df6088d7c065b2dd4d22adba698 (diff)
downloadtalos-obmc-linux-0fd2e9c53d82704a3ba87ea1980ec515188c5316.tar.gz
talos-obmc-linux-0fd2e9c53d82704a3ba87ea1980ec515188c5316.zip
Merge commit 'upstream-x86-entry' into WIP.x86/mm
Pull in a minimal set of v4.15 entry code changes, for a base for the MM isolation patches. Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'tools')
-rw-r--r--tools/objtool/check.c7
-rw-r--r--tools/objtool/objtool.c6
2 files changed, 7 insertions, 6 deletions
diff --git a/tools/objtool/check.c b/tools/objtool/check.c
index c0e26ad1fa7e..9b341584eb1b 100644
--- a/tools/objtool/check.c
+++ b/tools/objtool/check.c
@@ -1757,11 +1757,14 @@ static int validate_branch(struct objtool_file *file, struct instruction *first,
if (insn->dead_end)
return 0;
- insn = next_insn;
- if (!insn) {
+ if (!next_insn) {
+ if (state.cfa.base == CFI_UNDEFINED)
+ return 0;
WARN("%s: unexpected end of section", sec->name);
return 1;
}
+
+ insn = next_insn;
}
return 0;
diff --git a/tools/objtool/objtool.c b/tools/objtool/objtool.c
index 31e0f9143840..07f329919828 100644
--- a/tools/objtool/objtool.c
+++ b/tools/objtool/objtool.c
@@ -70,7 +70,7 @@ static void cmd_usage(void)
printf("\n");
- exit(1);
+ exit(129);
}
static void handle_options(int *argc, const char ***argv)
@@ -86,9 +86,7 @@ static void handle_options(int *argc, const char ***argv)
break;
} else {
fprintf(stderr, "Unknown option: %s\n", cmd);
- fprintf(stderr, "\n Usage: %s\n",
- objtool_usage_string);
- exit(1);
+ cmd_usage();
}
(*argv)++;
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