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Message-ID: <20240812144542.2121342-1-masahiroy@kernel.org>
Date: Mon, 12 Aug 2024 23:45:39 +0900
From: Masahiro Yamada <masahiroy@...nel.org>
To: linux-kbuild@...r.kernel.org
Cc: linux-kernel@...r.kernel.org,
Masahiro Yamada <masahiroy@...nel.org>,
Nathan Chancellor <nathan@...nel.org>,
Nicolas Schier <nicolas@...sle.eu>
Subject: [PATCH] modpost: simplify modpost_log()
With commit cda5f94e88b4 ("modpost: avoid using the alias attribute"),
only two log levels remain: LOG_WARN and LOG_ERROR. Simplify this by
making it a boolean variable.
Signed-off-by: Masahiro Yamada <masahiroy@...nel.org>
---
scripts/mod/modpost.c | 17 ++++++-----------
scripts/mod/modpost.h | 11 +++--------
2 files changed, 9 insertions(+), 19 deletions(-)
diff --git a/scripts/mod/modpost.c b/scripts/mod/modpost.c
index d0f138803207..c896872862dc 100644
--- a/scripts/mod/modpost.c
+++ b/scripts/mod/modpost.c
@@ -67,20 +67,15 @@ static unsigned int nr_unresolved;
#define MODULE_NAME_LEN (64 - sizeof(Elf_Addr))
-void modpost_log(enum loglevel loglevel, const char *fmt, ...)
+void modpost_log(bool is_error, const char *fmt, ...)
{
va_list arglist;
- switch (loglevel) {
- case LOG_WARN:
- fprintf(stderr, "WARNING: ");
- break;
- case LOG_ERROR:
+ if (is_error) {
fprintf(stderr, "ERROR: ");
error_occurred = true;
- break;
- default: /* invalid loglevel, ignore */
- break;
+ } else {
+ fprintf(stderr, "WARNING: ");
}
fprintf(stderr, "modpost: ");
@@ -1692,7 +1687,7 @@ static void check_exports(struct module *mod)
exp = find_symbol(s->name);
if (!exp) {
if (!s->weak && nr_unresolved++ < MAX_UNRESOLVED_REPORTS)
- modpost_log(warn_unresolved ? LOG_WARN : LOG_ERROR,
+ modpost_log(warn_unresolved,
"\"%s\" [%s.ko] undefined!\n",
s->name, mod->name);
continue;
@@ -1715,7 +1710,7 @@ static void check_exports(struct module *mod)
basename = mod->name;
if (!contains_namespace(&mod->imported_namespaces, exp->namespace)) {
- modpost_log(allow_missing_ns_imports ? LOG_WARN : LOG_ERROR,
+ modpost_log(allow_missing_ns_imports,
"module %s uses symbol %s from namespace %s, but does not import it.\n",
basename, exp->name, exp->namespace);
add_namespace(&mod->missing_namespaces, exp->namespace);
diff --git a/scripts/mod/modpost.h b/scripts/mod/modpost.h
index f756e6578b9e..6f418f0afd04 100644
--- a/scripts/mod/modpost.h
+++ b/scripts/mod/modpost.h
@@ -184,13 +184,8 @@ char *read_text_file(const char *filename);
char *get_line(char **stringp);
void *sym_get_data(const struct elf_info *info, const Elf_Sym *sym);
-enum loglevel {
- LOG_WARN,
- LOG_ERROR,
-};
-
void __attribute__((format(printf, 2, 3)))
-modpost_log(enum loglevel loglevel, const char *fmt, ...);
+modpost_log(bool is_error, const char *fmt, ...);
/*
* warn - show the given message, then let modpost continue running, still
@@ -205,6 +200,6 @@ modpost_log(enum loglevel loglevel, const char *fmt, ...);
* fatal - show the given message, and bail out immediately. This should be
* used when there is no point to continue running modpost.
*/
-#define warn(fmt, args...) modpost_log(LOG_WARN, fmt, ##args)
-#define error(fmt, args...) modpost_log(LOG_ERROR, fmt, ##args)
+#define warn(fmt, args...) modpost_log(false, fmt, ##args)
+#define error(fmt, args...) modpost_log(true, fmt, ##args)
#define fatal(fmt, args...) do { error(fmt, ##args); exit(1); } while (1)
--
2.43.0
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