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authorMasahiro Yamada <masahiroy@kernel.org>2025-02-08 03:41:55 +0900
committerMasahiro Yamada <masahiroy@kernel.org>2025-03-15 21:16:21 +0900
commit226ac19c217f24f0927d0a73cf9ee613971a188d (patch)
tree1c6bc4c4fa31eaec50e1e0bf2c8a8c212d34a9ab /scripts
parent6c3fb0bb4d4f1173f32cc26d077b151d72226a2f (diff)
kconfig: do not clear SYMBOL_VALID when reading include/config/auto.conf
When conf_read_simple() is called with S_DEF_AUTO, it is meant to read previous symbol values from include/config/auto.conf to determine which include/config/* files should be touched. This process should not modify the current symbol status in any way. However, conf_touch_deps() currently invalidates all symbol values and recalculates them, which is totally unneeded. Signed-off-by: Masahiro Yamada <masahiroy@kernel.org>
Diffstat (limited to 'scripts')
-rw-r--r--scripts/kconfig/confdata.c19
1 files changed, 12 insertions, 7 deletions
diff --git a/scripts/kconfig/confdata.c b/scripts/kconfig/confdata.c
index 3b55e7a4131d..ac95661a1c9d 100644
--- a/scripts/kconfig/confdata.c
+++ b/scripts/kconfig/confdata.c
@@ -385,7 +385,7 @@ load:
def_flags = SYMBOL_DEF << def;
for_all_symbols(sym) {
- sym->flags &= ~(def_flags|SYMBOL_VALID);
+ sym->flags &= ~def_flags;
switch (sym->type) {
case S_INT:
case S_HEX:
@@ -398,7 +398,11 @@ load:
}
}
- expr_invalidate_all();
+ if (def == S_DEF_USER) {
+ for_all_symbols(sym)
+ sym->flags &= ~SYMBOL_VALID;
+ expr_invalidate_all();
+ }
while (getline_stripped(&line, &line_asize, in) != -1) {
struct menu *choice;
@@ -464,6 +468,9 @@ load:
if (conf_set_sym_val(sym, def, def_flags, val))
continue;
+ if (def != S_DEF_USER)
+ continue;
+
/*
* If this is a choice member, give it the highest priority.
* If conflicting CONFIG options are given from an input file,
@@ -967,10 +974,8 @@ static int conf_touch_deps(void)
depfile_path[depfile_prefix_len] = 0;
conf_read_simple(name, S_DEF_AUTO);
- sym_calc_value(modules_sym);
for_all_symbols(sym) {
- sym_calc_value(sym);
if (sym_is_choice(sym))
continue;
if (sym->flags & SYMBOL_WRITE) {
@@ -1084,12 +1089,12 @@ int conf_write_autoconf(int overwrite)
if (ret)
return -1;
- if (conf_touch_deps())
- return 1;
-
for_all_symbols(sym)
sym_calc_value(sym);
+ if (conf_touch_deps())
+ return 1;
+
ret = __conf_write_autoconf(conf_get_autoheader_name(),
print_symbol_for_c,
&comment_style_c);