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-rw-r--r--scripts/Makefile.headersinst11
-rw-r--r--scripts/Makefile.lib17
-rw-r--r--scripts/basic/fixdep.c93
-rwxr-xr-xscripts/checkpatch.pl34
-rwxr-xr-xscripts/decodecode8
-rwxr-xr-xscripts/get_maintainer.pl2
-rw-r--r--scripts/kconfig/menu.c27
-rw-r--r--scripts/kconfig/streamline_config.pl26
-rw-r--r--scripts/mod/devicetable-offsets.c3
-rw-r--r--scripts/mod/file2alias.c12
10 files changed, 163 insertions, 70 deletions
diff --git a/scripts/Makefile.headersinst b/scripts/Makefile.headersinst
index 25f216a841d5..477d137c0557 100644
--- a/scripts/Makefile.headersinst
+++ b/scripts/Makefile.headersinst
@@ -14,7 +14,7 @@ kbuild-file := $(srctree)/$(obj)/Kbuild
include $(kbuild-file)
# called may set destination dir (when installing to asm/)
-_dst := $(or $(destination-y),$(dst),$(obj))
+_dst := $(if $(destination-y),$(destination-y),$(if $(dst),$(dst),$(obj)))
old-kbuild-file := $(srctree)/$(subst uapi/,,$(obj))/Kbuild
ifneq ($(wildcard $(old-kbuild-file)),)
@@ -48,13 +48,14 @@ all-files := $(header-y) $(genhdr-y) $(wrapper-files)
output-files := $(addprefix $(installdir)/, $(all-files))
input-files := $(foreach hdr, $(header-y), \
- $(or \
+ $(if $(wildcard $(srcdir)/$(hdr)), \
$(wildcard $(srcdir)/$(hdr)), \
- $(wildcard $(oldsrcdir)/$(hdr)), \
- $(error Missing UAPI file $(srcdir)/$(hdr)) \
+ $(if $(wildcard $(oldsrcdir)/$(hdr)), \
+ $(wildcard $(oldsrcdir)/$(hdr)), \
+ $(error Missing UAPI file $(srcdir)/$(hdr))) \
)) \
$(foreach hdr, $(genhdr-y), \
- $(or \
+ $(if $(wildcard $(gendir)/$(hdr)), \
$(wildcard $(gendir)/$(hdr)), \
$(error Missing generated UAPI file $(gendir)/$(hdr)) \
))
diff --git a/scripts/Makefile.lib b/scripts/Makefile.lib
index a373a1f66023..51bb3de680b6 100644
--- a/scripts/Makefile.lib
+++ b/scripts/Makefile.lib
@@ -149,9 +149,9 @@ cpp_flags = -Wp,-MD,$(depfile) $(NOSTDINC_FLAGS) $(LINUXINCLUDE) \
ld_flags = $(LDFLAGS) $(ldflags-y)
-dtc_cpp_flags = -Wp,-MD,$(depfile) -nostdinc \
+dtc_cpp_flags = -Wp,-MD,$(depfile).pre -nostdinc \
-I$(srctree)/arch/$(SRCARCH)/boot/dts \
- -I$(srctree)/arch/$(SRCARCH)/include/dts \
+ -I$(srctree)/arch/$(SRCARCH)/boot/dts/include \
-undef -D__DTS__
# Finds the multi-part object the current object will be linked into
@@ -262,20 +262,17 @@ $(obj)/%.dtb.S: $(obj)/%.dtb
$(call cmd,dt_S_dtb)
quiet_cmd_dtc = DTC $@
-cmd_dtc = $(objtree)/scripts/dtc/dtc -O dtb -o $@ -b 0 $(DTC_FLAGS) -d $(depfile) $<
+cmd_dtc = $(CPP) $(dtc_cpp_flags) -x assembler-with-cpp -o $(dtc-tmp) $< ; \
+ $(objtree)/scripts/dtc/dtc -O dtb -o $@ -b 0 \
+ -i $(srctree)/arch/$(SRCARCH)/boot/dts $(DTC_FLAGS) \
+ -d $(depfile).dtc $(dtc-tmp) ; \
+ cat $(depfile).pre $(depfile).dtc > $(depfile)
$(obj)/%.dtb: $(src)/%.dts FORCE
$(call if_changed_dep,dtc)
dtc-tmp = $(subst $(comma),_,$(dot-target).dts)
-quiet_cmd_dtc_cpp = DTC+CPP $@
-cmd_dtc_cpp = $(CPP) $(dtc_cpp_flags) -x assembler-with-cpp -o $(dtc-tmp) $< ; \
- $(objtree)/scripts/dtc/dtc -O dtb -o $@ -b 0 $(DTC_FLAGS) $(dtc-tmp)
-
-$(obj)/%.dtb: $(src)/%.dtsp FORCE
- $(call if_changed_dep,dtc_cpp)
-
# Bzip2
# ---------------------------------------------------------------------------
diff --git a/scripts/basic/fixdep.c b/scripts/basic/fixdep.c
index 7f6425e24ce3..078fe1d64e7d 100644
--- a/scripts/basic/fixdep.c
+++ b/scripts/basic/fixdep.c
@@ -320,49 +320,78 @@ static void parse_dep_file(void *map, size_t len)
char *end = m + len;
char *p;
char s[PATH_MAX];
- int first;
-
- p = strchr(m, ':');
- if (!p) {
- fprintf(stderr, "fixdep: parse error\n");
- exit(1);
- }
- memcpy(s, m, p-m); s[p-m] = 0;
- m = p+1;
+ int is_target;
+ int saw_any_target = 0;
+ int is_first_dep = 0;
clear_config();
- first = 1;
while (m < end) {
+ /* Skip any "white space" */
while (m < end && (*m == ' ' || *m == '\\' || *m == '\n'))
m++;
+ /* Find next "white space" */
p = m;
- while (p < end && *p != ' ') p++;
- if (p == end) {
- do p--; while (!isalnum(*p));
+ while (p < end && *p != ' ' && *p != '\\' && *p != '\n')
p++;
+ /* Is the token we found a target name? */
+ is_target = (*(p-1) == ':');
+ /* Don't write any target names into the dependency file */
+ if (is_target) {
+ /* The /next/ file is the first dependency */
+ is_first_dep = 1;
+ } else {
+ /* Save this token/filename */
+ memcpy(s, m, p-m);
+ s[p - m] = 0;
+
+ /* Ignore certain dependencies */
+ if (strrcmp(s, "include/generated/autoconf.h") &&
+ strrcmp(s, "arch/um/include/uml-config.h") &&
+ strrcmp(s, "include/linux/kconfig.h") &&
+ strrcmp(s, ".ver")) {
+ /*
+ * Do not list the source file as dependency,
+ * so that kbuild is not confused if a .c file
+ * is rewritten into .S or vice versa. Storing
+ * it in source_* is needed for modpost to
+ * compute srcversions.
+ */
+ if (is_first_dep) {
+ /*
+ * If processing the concatenation of
+ * multiple dependency files, only
+ * process the first target name, which
+ * will be the original source name,
+ * and ignore any other target names,
+ * which will be intermediate temporary
+ * files.
+ */
+ if (!saw_any_target) {
+ saw_any_target = 1;
+ printf("source_%s := %s\n\n",
+ target, s);
+ printf("deps_%s := \\\n",
+ target);
+ }
+ is_first_dep = 0;
+ } else
+ printf(" %s \\\n", s);
+ do_config_file(s);
+ }
}
- memcpy(s, m, p-m); s[p-m] = 0;
- if (strrcmp(s, "include/generated/autoconf.h") &&
- strrcmp(s, "arch/um/include/uml-config.h") &&
- strrcmp(s, "include/linux/kconfig.h") &&
- strrcmp(s, ".ver")) {
- /*
- * Do not list the source file as dependency, so that
- * kbuild is not confused if a .c file is rewritten
- * into .S or vice versa. Storing it in source_* is
- * needed for modpost to compute srcversions.
- */
- if (first) {
- printf("source_%s := %s\n\n", target, s);
- printf("deps_%s := \\\n", target);
- } else
- printf(" %s \\\n", s);
- do_config_file(s);
- }
- first = 0;
+ /*
+ * Start searching for next token immediately after the first
+ * "whitespace" character that follows this token.
+ */
m = p + 1;
}
+
+ if (!saw_any_target) {
+ fprintf(stderr, "fixdep: parse error; no targets found\n");
+ exit(1);
+ }
+
printf("\n%s: $(deps_%s)\n\n", target, target);
printf("$(deps_%s):\n", target);
}
diff --git a/scripts/checkpatch.pl b/scripts/checkpatch.pl
index b28cc384a5bc..b954de58304f 100755
--- a/scripts/checkpatch.pl
+++ b/scripts/checkpatch.pl
@@ -281,6 +281,7 @@ our $signature_tags = qr{(?xi:
Tested-by:|
Reviewed-by:|
Reported-by:|
+ Suggested-by:|
To:|
Cc:
)};
@@ -628,6 +629,13 @@ sub sanitise_line {
return $res;
}
+sub get_quoted_string {
+ my ($line, $rawline) = @_;
+
+ return "" if ($line !~ m/(\"[X]+\")/g);
+ return substr($rawline, $-[0], $+[0] - $-[0]);
+}
+
sub ctx_statement_block {
my ($linenr, $remain, $off) = @_;
my $line = $linenr - 1;
@@ -1576,7 +1584,8 @@ sub process {
# Check for incorrect file permissions
if ($line =~ /^new (file )?mode.*[7531]\d{0,2}$/) {
my $permhere = $here . "FILE: $realfile\n";
- if ($realfile =~ /(Makefile|Kconfig|\.c|\.h|\.S|\.tmpl)$/) {
+ if ($realfile !~ m@scripts/@ &&
+ $realfile !~ /\.(py|pl|awk|sh)$/) {
ERROR("EXECUTE_PERMISSIONS",
"do not set execute permissions for source files\n" . $permhere);
}
@@ -2514,8 +2523,8 @@ sub process {
# check for whitespace before a non-naked semicolon
if ($line =~ /^\+.*\S\s+;/) {
- CHK("SPACING",
- "space prohibited before semicolon\n" . $herecurr);
+ WARN("SPACING",
+ "space prohibited before semicolon\n" . $herecurr);
}
# Check operator spacing.
@@ -3016,6 +3025,7 @@ sub process {
$dstat !~ /^'X'$/ && # character constants
$dstat !~ /$exceptions/ &&
$dstat !~ /^\.$Ident\s*=/ && # .foo =
+ $dstat !~ /^(?:\#\s*$Ident|\#\s*$Constant)\s*$/ && # stringification #foo
$dstat !~ /^do\s*$Constant\s*while\s*$Constant;?$/ && # do {...} while (...); // do {...} while (...)
$dstat !~ /^for\s*$Constant$/ && # for (...)
$dstat !~ /^for\s*$Constant\s+(?:$Ident|-?$Constant)$/ && # for (...) bar()
@@ -3220,7 +3230,7 @@ sub process {
}
# check for unnecessary blank lines around braces
- if (($line =~ /^..*}\s*$/ && $prevline =~ /^.\s*$/)) {
+ if (($line =~ /^.\s*}\s*$/ && $prevline =~ /^.\s*$/)) {
CHK("BRACES",
"Blank lines aren't necessary before a close brace '}'\n" . $hereprev);
}
@@ -3372,6 +3382,15 @@ sub process {
"struct spinlock should be spinlock_t\n" . $herecurr);
}
+# check for seq_printf uses that could be seq_puts
+ if ($line =~ /\bseq_printf\s*\(/) {
+ my $fmt = get_quoted_string($line, $rawline);
+ if ($fmt !~ /[^\\]\%/) {
+ WARN("PREFER_SEQ_PUTS",
+ "Prefer seq_puts to seq_printf\n" . $herecurr);
+ }
+ }
+
# Check for misused memsets
if ($^V && $^V ge 5.10.0 &&
defined $stat &&
@@ -3476,6 +3495,13 @@ sub process {
"unnecessary cast may hide bugs, see http://c-faq.com/malloc/mallocnocast.html\n" . $herecurr);
}
+# check for krealloc arg reuse
+ if ($^V && $^V ge 5.10.0 &&
+ $line =~ /\b($Lval)\s*\=\s*(?:$balanced_parens)?\s*krealloc\s*\(\s*\1\s*,/) {
+ WARN("KREALLOC_ARG_REUSE",
+ "Reusing the krealloc arg is almost always a bug\n" . $herecurr);
+ }
+
# check for alloc argument mismatch
if ($line =~ /\b(kcalloc|kmalloc_array)\s*\(\s*sizeof\b/) {
WARN("ALLOC_ARRAY_ARGS",
diff --git a/scripts/decodecode b/scripts/decodecode
index 4f8248d5a11f..d8824f37acce 100755
--- a/scripts/decodecode
+++ b/scripts/decodecode
@@ -89,10 +89,16 @@ echo $code >> $T.s
disas $T
cat $T.dis >> $T.aa
+# (lines of whole $T.oo) - (lines of $T.aa, i.e. "Code starting") + 3,
+# i.e. the title + the "===..=" line (sed is counting from 1, 0 address is
+# special)
+faultlinenum=$(( $(wc -l $T.oo | cut -d" " -f1) - \
+ $(wc -l $T.aa | cut -d" " -f1) + 3))
+
faultline=`cat $T.dis | head -1 | cut -d":" -f2-`
faultline=`echo "$faultline" | sed -e 's/\[/\\\[/g; s/\]/\\\]/g'`
-cat $T.oo | sed -e "s/\($faultline\)/\*\1 <-- trapping instruction/g"
+cat $T.oo | sed -e "${faultlinenum}s/^\(.*:\)\(.*\)/\1\*\2\t\t<-- trapping instruction/"
echo
cat $T.aa
cleanup
diff --git a/scripts/get_maintainer.pl b/scripts/get_maintainer.pl
index ce4cc837b748..5e4fb144a04f 100755
--- a/scripts/get_maintainer.pl
+++ b/scripts/get_maintainer.pl
@@ -611,7 +611,7 @@ sub get_maintainers {
$hash{$tvi} = $value_pd;
}
}
- } elsif ($type eq 'K') {
+ } elsif ($type eq 'N') {
if ($file =~ m/$value/x) {
$hash{$tvi} = 0;
}
diff --git a/scripts/kconfig/menu.c b/scripts/kconfig/menu.c
index f3bffa309333..826da662886d 100644
--- a/scripts/kconfig/menu.c
+++ b/scripts/kconfig/menu.c
@@ -515,13 +515,6 @@ static void get_prompt_str(struct gstr *r, struct property *prop,
struct jump_key *jump;
str_printf(r, _("Prompt: %s\n"), _(prop->text));
- str_printf(r, _(" Defined at %s:%d\n"), prop->menu->file->name,
- prop->menu->lineno);
- if (!expr_is_yes(prop->visible.expr)) {
- str_append(r, _(" Depends on: "));
- expr_gstr_print(prop->visible.expr, r);
- str_append(r, "\n");
- }
menu = prop->menu->parent;
for (i = 0; menu != &rootmenu && i < 8; menu = menu->parent) {
bool accessible = menu_is_visible(menu);
@@ -572,6 +565,18 @@ static void get_prompt_str(struct gstr *r, struct property *prop,
}
/*
+ * get peoperty of type P_SYMBOL
+ */
+static struct property *get_symbol_prop(struct symbol *sym)
+{
+ struct property *prop = NULL;
+
+ for_all_properties(sym, prop, P_SYMBOL)
+ break;
+ return prop;
+}
+
+/*
* head is optional and may be NULL
*/
void get_symbol_str(struct gstr *r, struct symbol *sym,
@@ -595,6 +600,14 @@ void get_symbol_str(struct gstr *r, struct symbol *sym,
}
for_all_prompts(sym, prop)
get_prompt_str(r, prop, head);
+ prop = get_symbol_prop(sym);
+ str_printf(r, _(" Defined at %s:%d\n"), prop->menu->file->name,
+ prop->menu->lineno);
+ if (!expr_is_yes(prop->visible.expr)) {
+ str_append(r, _(" Depends on: "));
+ expr_gstr_print(prop->visible.expr, r);
+ str_append(r, "\n");
+ }
hit = false;
for_all_properties(sym, prop, P_SELECT) {
if (!hit) {
diff --git a/scripts/kconfig/streamline_config.pl b/scripts/kconfig/streamline_config.pl
index 33689396953a..4606cdfb859d 100644
--- a/scripts/kconfig/streamline_config.pl
+++ b/scripts/kconfig/streamline_config.pl
@@ -156,7 +156,6 @@ sub read_kconfig {
my $state = "NONE";
my $config;
- my @kconfigs;
my $cont = 0;
my $line;
@@ -190,7 +189,13 @@ sub read_kconfig {
# collect any Kconfig sources
if (/^source\s*"(.*)"/) {
- $kconfigs[$#kconfigs+1] = $1;
+ my $kconfig = $1;
+ # prevent reading twice.
+ if (!defined($read_kconfigs{$kconfig})) {
+ $read_kconfigs{$kconfig} = 1;
+ read_kconfig($kconfig);
+ }
+ next;
}
# configs found
@@ -250,14 +255,6 @@ sub read_kconfig {
}
}
close($kinfile);
-
- # read in any configs that were found.
- foreach my $kconfig (@kconfigs) {
- if (!defined($read_kconfigs{$kconfig})) {
- $read_kconfigs{$kconfig} = 1;
- read_kconfig($kconfig);
- }
- }
}
if ($kconfig) {
@@ -396,6 +393,15 @@ foreach my $module (keys(%modules)) {
foreach my $conf (@arr) {
$configs{$conf} = $module;
dprint "$conf added by direct ($module)\n";
+ if ($debugprint) {
+ my $c=$conf;
+ $c =~ s/^CONFIG_//;
+ if (defined($depends{$c})) {
+ dprint " deps = $depends{$c}\n";
+ } else {
+ dprint " no deps\n";
+ }
+ }
}
} else {
# Most likely, someone has a custom (binary?) module loaded.
diff --git a/scripts/mod/devicetable-offsets.c b/scripts/mod/devicetable-offsets.c
index b45260bfeaa0..e66d4d258e1a 100644
--- a/scripts/mod/devicetable-offsets.c
+++ b/scripts/mod/devicetable-offsets.c
@@ -174,5 +174,8 @@ int main(void)
DEVID_FIELD(x86_cpu_id, model);
DEVID_FIELD(x86_cpu_id, vendor);
+ DEVID(mei_cl_device_id);
+ DEVID_FIELD(mei_cl_device_id, name);
+
return 0;
}
diff --git a/scripts/mod/file2alias.c b/scripts/mod/file2alias.c
index 771ac17f635d..45f9a3377dcd 100644
--- a/scripts/mod/file2alias.c
+++ b/scripts/mod/file2alias.c
@@ -1133,6 +1133,18 @@ static int do_x86cpu_entry(const char *filename, void *symval,
}
ADD_TO_DEVTABLE("x86cpu", x86_cpu_id, do_x86cpu_entry);
+/* Looks like: mei:S */
+static int do_mei_entry(const char *filename, void *symval,
+ char *alias)
+{
+ DEF_FIELD_ADDR(symval, mei_cl_device_id, name);
+
+ sprintf(alias, MEI_CL_MODULE_PREFIX "%s", *name);
+
+ return 1;
+}
+ADD_TO_DEVTABLE("mei", mei_cl_device_id, do_mei_entry);
+
/* Does namelen bytes of name exactly match the symbol? */
static bool sym_is(const char *name, unsigned namelen, const char *symbol)
{
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-18 09:12:50 +0000