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-rw-r--r--scripts/Kbuild.include5
-rw-r--r--scripts/Makefile.build2
-rw-r--r--scripts/Makefile.lib2
-rwxr-xr-xscripts/bpf_helpers_doc.py155
-rwxr-xr-xscripts/checkpatch.pl17
-rw-r--r--scripts/coccinelle/api/devm_platform_ioremap_resource.cocci60
-rw-r--r--scripts/coccinelle/misc/add_namespace.cocci2
-rw-r--r--scripts/dtc/Makefile4
-rwxr-xr-xscripts/dtc/dtx_diff12
-rw-r--r--scripts/gdb/linux/dmesg.py16
-rw-r--r--scripts/gdb/linux/symbols.py11
-rw-r--r--scripts/gdb/linux/utils.py25
-rwxr-xr-xscripts/jobserver-exec66
-rwxr-xr-xscripts/kernel-doc27
-rw-r--r--scripts/mod/modpost.c73
-rw-r--r--scripts/mod/modpost.h1
-rwxr-xr-xscripts/namespace.pl13
-rw-r--r--scripts/nsdeps10
-rw-r--r--scripts/recordmcount.h5
-rwxr-xr-xscripts/setlocalversion4
-rw-r--r--scripts/spelling.txt28
-rwxr-xr-xscripts/sphinx-pre-install30
-rwxr-xr-xscripts/tools-support-relr.sh8
23 files changed, 426 insertions, 150 deletions
diff --git a/scripts/Kbuild.include b/scripts/Kbuild.include
index 4b0432e095ae..10ba926ae292 100644
--- a/scripts/Kbuild.include
+++ b/scripts/Kbuild.include
@@ -143,11 +143,6 @@ cc-ifversion = $(shell [ $(CONFIG_GCC_VERSION)0 $(1) $(2)000 ] && echo $(3) || e
# Usage: KBUILD_LDFLAGS += $(call ld-option, -X, -Y)
ld-option = $(call try-run, $(LD) $(KBUILD_LDFLAGS) $(1) -v,$(1),$(2),$(3))
-# ar-option
-# Usage: KBUILD_ARFLAGS := $(call ar-option,D)
-# Important: no spaces around options
-ar-option = $(call try-run, $(AR) rc$(1) "$$TMP",$(1),$(2))
-
# ld-version
# Note this is mainly for HJ Lu's 3 number binutil versions
ld-version = $(shell $(LD) --version | $(srctree)/scripts/ld-version.sh)
diff --git a/scripts/Makefile.build b/scripts/Makefile.build
index f72aba64d611..a9e47953ca53 100644
--- a/scripts/Makefile.build
+++ b/scripts/Makefile.build
@@ -389,7 +389,7 @@ $(sort $(subdir-obj-y)): $(subdir-ym) ;
ifdef builtin-target
quiet_cmd_ar_builtin = AR $@
- cmd_ar_builtin = rm -f $@; $(AR) rcSTP$(KBUILD_ARFLAGS) $@ $(real-prereqs)
+ cmd_ar_builtin = rm -f $@; $(AR) cDPrST $@ $(real-prereqs)
$(builtin-target): $(real-obj-y) FORCE
$(call if_changed,ar_builtin)
diff --git a/scripts/Makefile.lib b/scripts/Makefile.lib
index 4a0cdd6f5909..179d55af5852 100644
--- a/scripts/Makefile.lib
+++ b/scripts/Makefile.lib
@@ -232,7 +232,7 @@ quiet_cmd_ld = LD $@
# ---------------------------------------------------------------------------
quiet_cmd_ar = AR $@
- cmd_ar = rm -f $@; $(AR) rcsTP$(KBUILD_ARFLAGS) $@ $(real-prereqs)
+ cmd_ar = rm -f $@; $(AR) cDPrsT $@ $(real-prereqs)
# Objcopy
# ---------------------------------------------------------------------------
diff --git a/scripts/bpf_helpers_doc.py b/scripts/bpf_helpers_doc.py
index 894cc58c1a03..7548569e8076 100755
--- a/scripts/bpf_helpers_doc.py
+++ b/scripts/bpf_helpers_doc.py
@@ -391,6 +391,154 @@ SEE ALSO
print('')
+class PrinterHelpers(Printer):
+ """
+ A printer for dumping collected information about helpers as C header to
+ be included from BPF program.
+ @helpers: array of Helper objects to print to standard output
+ """
+
+ type_fwds = [
+ 'struct bpf_fib_lookup',
+ 'struct bpf_perf_event_data',
+ 'struct bpf_perf_event_value',
+ 'struct bpf_sock',
+ 'struct bpf_sock_addr',
+ 'struct bpf_sock_ops',
+ 'struct bpf_sock_tuple',
+ 'struct bpf_spin_lock',
+ 'struct bpf_sysctl',
+ 'struct bpf_tcp_sock',
+ 'struct bpf_tunnel_key',
+ 'struct bpf_xfrm_state',
+ 'struct pt_regs',
+ 'struct sk_reuseport_md',
+ 'struct sockaddr',
+ 'struct tcphdr',
+
+ 'struct __sk_buff',
+ 'struct sk_msg_md',
+ 'struct xdp_md',
+ ]
+ known_types = {
+ '...',
+ 'void',
+ 'const void',
+ 'char',
+ 'const char',
+ 'int',
+ 'long',
+ 'unsigned long',
+
+ '__be16',
+ '__be32',
+ '__wsum',
+
+ 'struct bpf_fib_lookup',
+ 'struct bpf_perf_event_data',
+ 'struct bpf_perf_event_value',
+ 'struct bpf_sock',
+ 'struct bpf_sock_addr',
+ 'struct bpf_sock_ops',
+ 'struct bpf_sock_tuple',
+ 'struct bpf_spin_lock',
+ 'struct bpf_sysctl',
+ 'struct bpf_tcp_sock',
+ 'struct bpf_tunnel_key',
+ 'struct bpf_xfrm_state',
+ 'struct pt_regs',
+ 'struct sk_reuseport_md',
+ 'struct sockaddr',
+ 'struct tcphdr',
+ }
+ mapped_types = {
+ 'u8': '__u8',
+ 'u16': '__u16',
+ 'u32': '__u32',
+ 'u64': '__u64',
+ 's8': '__s8',
+ 's16': '__s16',
+ 's32': '__s32',
+ 's64': '__s64',
+ 'size_t': 'unsigned long',
+ 'struct bpf_map': 'void',
+ 'struct sk_buff': 'struct __sk_buff',
+ 'const struct sk_buff': 'const struct __sk_buff',
+ 'struct sk_msg_buff': 'struct sk_msg_md',
+ 'struct xdp_buff': 'struct xdp_md',
+ }
+
+ def print_header(self):
+ header = '''\
+/* This is auto-generated file. See bpf_helpers_doc.py for details. */
+
+/* Forward declarations of BPF structs */'''
+
+ print(header)
+ for fwd in self.type_fwds:
+ print('%s;' % fwd)
+ print('')
+
+ def print_footer(self):
+ footer = ''
+ print(footer)
+
+ def map_type(self, t):
+ if t in self.known_types:
+ return t
+ if t in self.mapped_types:
+ return self.mapped_types[t]
+ print("Unrecognized type '%s', please add it to known types!" % t,
+ file=sys.stderr)
+ sys.exit(1)
+
+ seen_helpers = set()
+
+ def print_one(self, helper):
+ proto = helper.proto_break_down()
+
+ if proto['name'] in self.seen_helpers:
+ return
+ self.seen_helpers.add(proto['name'])
+
+ print('/*')
+ print(" * %s" % proto['name'])
+ print(" *")
+ if (helper.desc):
+ # Do not strip all newline characters: formatted code at the end of
+ # a section must be followed by a blank line.
+ for line in re.sub('\n$', '', helper.desc, count=1).split('\n'):
+ print(' *{}{}'.format(' \t' if line else '', line))
+
+ if (helper.ret):
+ print(' *')
+ print(' * Returns')
+ for line in helper.ret.rstrip().split('\n'):
+ print(' *{}{}'.format(' \t' if line else '', line))
+
+ print(' */')
+ print('static %s %s(*%s)(' % (self.map_type(proto['ret_type']),
+ proto['ret_star'], proto['name']), end='')
+ comma = ''
+ for i, a in enumerate(proto['args']):
+ t = a['type']
+ n = a['name']
+ if proto['name'] == 'bpf_get_socket_cookie' and i == 0:
+ t = 'void'
+ n = 'ctx'
+ one_arg = '{}{}'.format(comma, self.map_type(t))
+ if n:
+ if a['star']:
+ one_arg += ' {}'.format(a['star'])
+ else:
+ one_arg += ' '
+ one_arg += '{}'.format(n)
+ comma = ', '
+ print(one_arg, end='')
+
+ print(') = (void *) %d;' % len(self.seen_helpers))
+ print('')
+
###############################################################################
# If script is launched from scripts/ from kernel tree and can access
@@ -405,6 +553,8 @@ Parse eBPF header file and generate documentation for eBPF helper functions.
The RST-formatted output produced can be turned into a manual page with the
rst2man utility.
""")
+argParser.add_argument('--header', action='store_true',
+ help='generate C header file')
if (os.path.isfile(bpfh)):
argParser.add_argument('--filename', help='path to include/uapi/linux/bpf.h',
default=bpfh)
@@ -417,5 +567,8 @@ headerParser = HeaderParser(args.filename)
headerParser.run()
# Print formatted output to standard output.
-printer = PrinterRST(headerParser.helpers)
+if args.header:
+ printer = PrinterHelpers(headerParser.helpers)
+else:
+ printer = PrinterRST(headerParser.helpers)
printer.print_all()
diff --git a/scripts/checkpatch.pl b/scripts/checkpatch.pl
index 6fcc66afb088..592911a2f06c 100755
--- a/scripts/checkpatch.pl
+++ b/scripts/checkpatch.pl
@@ -2826,6 +2826,14 @@ sub process {
"added, moved or deleted file(s), does MAINTAINERS need updating?\n" . $herecurr);
}
+# Check for adding new DT bindings not in schema format
+ if (!$in_commit_log &&
+ ($line =~ /^new file mode\s*\d+\s*$/) &&
+ ($realfile =~ m@^Documentation/devicetree/bindings/.*\.txt$@)) {
+ WARN("DT_SCHEMA_BINDING_PATCH",
+ "DT bindings should be in DT schema format. See: Documentation/devicetree/writing-schema.rst\n");
+ }
+
# Check for wrappage within a valid hunk of the file
if ($realcnt != 0 && $line !~ m{^(?:\+|-| |\\ No newline|$)}) {
ERROR("CORRUPTED_PATCH",
@@ -6015,14 +6023,18 @@ sub process {
for (my $count = $linenr; $count <= $lc; $count++) {
my $specifier;
my $extension;
+ my $qualifier;
my $bad_specifier = "";
my $fmt = get_quoted_string($lines[$count - 1], raw_line($count, 0));
$fmt =~ s/%%//g;
- while ($fmt =~ /(\%[\*\d\.]*p(\w))/g) {
+ while ($fmt =~ /(\%[\*\d\.]*p(\w)(\w*))/g) {
$specifier = $1;
$extension = $2;
- if ($extension !~ /[SsBKRraEhMmIiUDdgVCbGNOxt]/) {
+ $qualifier = $3;
+ if ($extension !~ /[SsBKRraEehMmIiUDdgVCbGNOxtf]/ ||
+ ($extension eq "f" &&
+ defined $qualifier && $qualifier !~ /^w/)) {
$bad_specifier = $specifier;
last;
}
@@ -6039,7 +6051,6 @@ sub process {
my $ext_type = "Invalid";
my $use = "";
if ($bad_specifier =~ /p[Ff]/) {
- $ext_type = "Deprecated";
$use = " - use %pS instead";
$use =~ s/pS/ps/ if ($bad_specifier =~ /pf/);
}
diff --git a/scripts/coccinelle/api/devm_platform_ioremap_resource.cocci b/scripts/coccinelle/api/devm_platform_ioremap_resource.cocci
deleted file mode 100644
index 56a2e261d61d..000000000000
--- a/scripts/coccinelle/api/devm_platform_ioremap_resource.cocci
+++ /dev/null
@@ -1,60 +0,0 @@
-// SPDX-License-Identifier: GPL-2.0
-/// Use devm_platform_ioremap_resource helper which wraps
-/// platform_get_resource() and devm_ioremap_resource() together.
-///
-// Confidence: High
-// Copyright: (C) 2019 Himanshu Jha GPLv2.
-// Copyright: (C) 2019 Julia Lawall, Inria/LIP6. GPLv2.
-// Keywords: platform_get_resource, devm_ioremap_resource,
-// Keywords: devm_platform_ioremap_resource
-
-virtual patch
-virtual report
-
-@r depends on patch && !report@
-expression e1, e2, arg1, arg2, arg3;
-identifier id;
-@@
-
-(
-- id = platform_get_resource(arg1, IORESOURCE_MEM, arg2);
-|
-- struct resource *id = platform_get_resource(arg1, IORESOURCE_MEM, arg2);
-)
- ... when != id
-- e1 = devm_ioremap_resource(arg3, id);
-+ e1 = devm_platform_ioremap_resource(arg1, arg2);
- ... when != id
-? id = e2
-
-@r1 depends on patch && !report@
-identifier r.id;
-type T;
-@@
-
-- T *id;
- ...when != id
-
-@r2 depends on report && !patch@
-identifier id;
-expression e1, e2, arg1, arg2, arg3;
-position j0;
-@@
-
-(
- id = platform_get_resource(arg1, IORESOURCE_MEM, arg2);
-|
- struct resource *id = platform_get_resource(arg1, IORESOURCE_MEM, arg2);
-)
- ... when != id
- e1@j0 = devm_ioremap_resource(arg3, id);
- ... when != id
-? id = e2
-
-@script:python depends on report && !patch@
-e1 << r2.e1;
-j0 << r2.j0;
-@@
-
-msg = "WARNING: Use devm_platform_ioremap_resource for %s" % (e1)
-coccilib.report.print_report(j0[0], msg)
diff --git a/scripts/coccinelle/misc/add_namespace.cocci b/scripts/coccinelle/misc/add_namespace.cocci
index c832bb6445a8..99e93a6c2e24 100644
--- a/scripts/coccinelle/misc/add_namespace.cocci
+++ b/scripts/coccinelle/misc/add_namespace.cocci
@@ -6,6 +6,8 @@
/// add a missing namespace tag to a module source file.
///
+virtual report
+
@has_ns_import@
declarer name MODULE_IMPORT_NS;
identifier virtual.ns;
diff --git a/scripts/dtc/Makefile b/scripts/dtc/Makefile
index 82160808765c..b5a5b1c548c9 100644
--- a/scripts/dtc/Makefile
+++ b/scripts/dtc/Makefile
@@ -11,7 +11,7 @@ dtc-objs += dtc-lexer.lex.o dtc-parser.tab.o
# Source files need to get at the userspace version of libfdt_env.h to compile
HOST_EXTRACFLAGS := -I $(srctree)/$(src)/libfdt
-ifeq ($(wildcard /usr/include/yaml.h),)
+ifeq ($(shell pkg-config --exists yaml-0.1 2>/dev/null && echo yes),)
ifneq ($(CHECK_DTBS),)
$(error dtc needs libyaml for DT schema validation support. \
Install the necessary libyaml development package.)
@@ -19,7 +19,7 @@ endif
HOST_EXTRACFLAGS += -DNO_YAML
else
dtc-objs += yamltree.o
-HOSTLDLIBS_dtc := -lyaml
+HOSTLDLIBS_dtc := $(shell pkg-config yaml-0.1 --libs)
endif
# Generated files need one more search path to include headers in source tree
diff --git a/scripts/dtc/dtx_diff b/scripts/dtc/dtx_diff
index 00fd4738a587..541c432e7d19 100755
--- a/scripts/dtc/dtx_diff
+++ b/scripts/dtc/dtx_diff
@@ -20,6 +20,8 @@ Usage:
--annotate synonym for -T
+ --color synonym for -c (requires diff with --color support)
+ -c enable colored output
-f print full dts in diff (--unified=99999)
-h synonym for --help
-help synonym for --help
@@ -177,6 +179,7 @@ compile_to_dts() {
annotate=""
cmd_diff=0
diff_flags="-u"
+diff_color=""
dtx_file_1=""
dtx_file_2=""
dtc_sort="-s"
@@ -188,6 +191,13 @@ while [ $# -gt 0 ] ; do
case $1 in
+ -c | --color )
+ if diff --color /dev/null /dev/null 2>/dev/null ; then
+ diff_color="--color=always"
+ fi
+ shift
+ ;;
+
-f )
diff_flags="--unified=999999"
shift
@@ -343,7 +353,7 @@ DTC="\
if (( ${cmd_diff} )) ; then
- diff ${diff_flags} --label "${dtx_file_1}" --label "${dtx_file_2}" \
+ diff ${diff_flags} ${diff_color} --label "${dtx_file_1}" --label "${dtx_file_2}" \
<(compile_to_dts "${dtx_file_1}" "${dtx_path_1_dtc_include}") \
<(compile_to_dts "${dtx_file_2}" "${dtx_path_2_dtc_include}")
diff --git a/scripts/gdb/linux/dmesg.py b/scripts/gdb/linux/dmesg.py
index 6d2e09a2ad2f..2fa7bb83885f 100644
--- a/scripts/gdb/linux/dmesg.py
+++ b/scripts/gdb/linux/dmesg.py
@@ -16,6 +16,8 @@ import sys
from linux import utils
+printk_log_type = utils.CachedType("struct printk_log")
+
class LxDmesg(gdb.Command):
"""Print Linux kernel log buffer."""
@@ -42,9 +44,14 @@ class LxDmesg(gdb.Command):
b = utils.read_memoryview(inf, log_buf_addr, log_next_idx)
log_buf = a.tobytes() + b.tobytes()
+ length_offset = printk_log_type.get_type()['len'].bitpos // 8
+ text_len_offset = printk_log_type.get_type()['text_len'].bitpos // 8
+ time_stamp_offset = printk_log_type.get_type()['ts_nsec'].bitpos // 8
+ text_offset = printk_log_type.get_type().sizeof
+
pos = 0
while pos < log_buf.__len__():
- length = utils.read_u16(log_buf[pos + 8:pos + 10])
+ length = utils.read_u16(log_buf, pos + length_offset)
if length == 0:
if log_buf_2nd_half == -1:
gdb.write("Corrupted log buffer!\n")
@@ -52,10 +59,11 @@ class LxDmesg(gdb.Command):
pos = log_buf_2nd_half
continue
- text_len = utils.read_u16(log_buf[pos + 10:pos + 12])
- text = log_buf[pos + 16:pos + 16 + text_len].decode(
+ text_len = utils.read_u16(log_buf, pos + text_len_offset)
+ text_start = pos + text_offset
+ text = log_buf[text_start:text_start + text_len].decode(
encoding='utf8', errors='replace')
- time_stamp = utils.read_u64(log_buf[pos:pos + 8])
+ time_stamp = utils.read_u64(log_buf, pos + time_stamp_offset)
for line in text.splitlines():
msg = u"[{time:12.6f}] {line}\n".format(
diff --git a/scripts/gdb/linux/symbols.py b/scripts/gdb/linux/symbols.py
index 34e40e96dee2..be984aa29b75 100644
--- a/scripts/gdb/linux/symbols.py
+++ b/scripts/gdb/linux/symbols.py
@@ -15,7 +15,7 @@ import gdb
import os
import re
-from linux import modules
+from linux import modules, utils
if hasattr(gdb, 'Breakpoint'):
@@ -99,7 +99,8 @@ lx-symbols command."""
attrs[n]['name'].string(): attrs[n]['address']
for n in range(int(sect_attrs['nsections']))}
args = []
- for section_name in [".data", ".data..read_mostly", ".rodata", ".bss"]:
+ for section_name in [".data", ".data..read_mostly", ".rodata", ".bss",
+ ".text", ".text.hot", ".text.unlikely"]:
address = section_name_to_address.get(section_name)
if address:
args.append(" -s {name} {addr}".format(
@@ -116,6 +117,12 @@ lx-symbols command."""
module_file = self._get_module_file(module_name)
if module_file:
+ if utils.is_target_arch('s390'):
+ # Module text is preceded by PLT stubs on s390.
+ module_arch = module['arch']
+ plt_offset = int(module_arch['plt_offset'])
+ plt_size = int(module_arch['plt_size'])
+ module_addr = hex(int(module_addr, 0) + plt_offset + plt_size)
gdb.write("loading @{addr}: {filename}\n".format(
addr=module_addr, filename=module_file))
cmdline = "add-symbol-file {filename} {addr}{sections}".format(
diff --git a/scripts/gdb/linux/utils.py b/scripts/gdb/linux/utils.py
index bc67126118c4..ea94221dbd39 100644
--- a/scripts/gdb/linux/utils.py
+++ b/scripts/gdb/linux/utils.py
@@ -92,15 +92,16 @@ def read_memoryview(inf, start, length):
return memoryview(inf.read_memory(start, length))
-def read_u16(buffer):
+def read_u16(buffer, offset):
+ buffer_val = buffer[offset:offset + 2]
value = [0, 0]
- if type(buffer[0]) is str:
- value[0] = ord(buffer[0])
- value[1] = ord(buffer[1])
+ if type(buffer_val[0]) is str:
+ value[0] = ord(buffer_val[0])
+ value[1] = ord(buffer_val[1])
else:
- value[0] = buffer[0]
- value[1] = buffer[1]
+ value[0] = buffer_val[0]
+ value[1] = buffer_val[1]
if get_target_endianness() == LITTLE_ENDIAN:
return value[0] + (value[1] << 8)
@@ -108,18 +109,18 @@ def read_u16(buffer):
return value[1] + (value[0] << 8)
-def read_u32(buffer):
+def read_u32(buffer, offset):
if get_target_endianness() == LITTLE_ENDIAN:
- return read_u16(buffer[0:2]) + (read_u16(buffer[2:4]) << 16)
+ return read_u16(buffer, offset) + (read_u16(buffer, offset + 2) << 16)
else:
- return read_u16(buffer[2:4]) + (read_u16(buffer[0:2]) << 16)
+ return read_u16(buffer, offset + 2) + (read_u16(buffer, offset) << 16)
-def read_u64(buffer):
+def read_u64(buffer, offset):
if get_target_endianness() == LITTLE_ENDIAN:
- return read_u32(buffer[0:4]) + (read_u32(buffer[4:8]) << 32)
+ return read_u32(buffer, offset) + (read_u32(buffer, offset + 4) << 32)
else:
- return read_u32(buffer[4:8]) + (read_u32(buffer[0:4]) << 32)
+ return read_u32(buffer, offset + 4) + (read_u32(buffer, offset) << 32)
target_arch = None
diff --git a/scripts/jobserver-exec b/scripts/jobserver-exec
new file mode 100755
index 000000000000..0fdb31a790a8
--- /dev/null
+++ b/scripts/jobserver-exec
@@ -0,0 +1,66 @@
+#!/usr/bin/env python
+# SPDX-License-Identifier: GPL-2.0+
+#
+# This determines how many parallel tasks "make" is expecting, as it is
+# not exposed via an special variables, reserves them all, runs a subprocess
+# with PARALLELISM environment variable set, and releases the jobs back again.
+#
+# https://www.gnu.org/software/make/manual/html_node/POSIX-Jobserver.html#POSIX-Jobserver
+from __future__ import print_function
+import os, sys, errno
+import subprocess
+
+# Extract and prepare jobserver file descriptors from envirnoment.
+claim = 0
+jobs = b""
+try:
+ # Fetch the make environment options.
+ flags = os.environ['MAKEFLAGS']
+
+ # Look for "--jobserver=R,W"
+ # Note that GNU Make has used --jobserver-fds and --jobserver-auth
+ # so this handles all of them.
+ opts = [x for x in flags.split(" ") if x.startswith("--jobserver")]
+
+ # Parse out R,W file descriptor numbers and set them nonblocking.
+ fds = opts[0].split("=", 1)[1]
+ reader, writer = [int(x) for x in fds.split(",", 1)]
+ # Open a private copy of reader to avoid setting nonblocking
+ # on an unexpecting process with the same reader fd.
+ reader = os.open("/proc/self/fd/%d" % (reader),
+ os.O_RDONLY | os.O_NONBLOCK)
+
+ # Read out as many jobserver slots as possible.
+ while True:
+ try:
+ slot = os.read(reader, 8)
+ jobs += slot
+ except (OSError, IOError) as e:
+ if e.errno == errno.EWOULDBLOCK:
+ # Stop at the end of the jobserver queue.
+ break
+ # If something went wrong, give back the jobs.
+ if len(jobs):
+ os.write(writer, jobs)
+ raise e
+ # Add a bump for our caller's reserveration, since we're just going
+ # to sit here blocked on our child.
+ claim = len(jobs) + 1
+except (KeyError, IndexError, ValueError, OSError, IOError) as e:
+ # Any missing environment strings or bad fds should result in just
+ # not being parallel.
+ pass
+
+# We can only claim parallelism if there was a jobserver (i.e. a top-level
+# "-jN" argument) and there were no other failures. Otherwise leave out the
+# environment variable and let the child figure out what is best.
+if claim > 0:
+ os.environ['PARALLELISM'] = '%d' % (claim)
+
+rc = subprocess.call(sys.argv[1:])
+
+# Return all the reserved slots.
+if len(jobs):
+ os.write(writer, jobs)
+
+sys.exit(rc)
diff --git a/scripts/kernel-doc b/scripts/kernel-doc
index 81dc91760b23..f2d73f04e71d 100755
--- a/scripts/kernel-doc
+++ b/scripts/kernel-doc
@@ -1062,7 +1062,7 @@ sub dump_struct($$) {
my $x = shift;
my $file = shift;
- if ($x =~ /(struct|union)\s+(\w+)\s*\{(.*)\}(\s*(__packed|__aligned|__attribute__\s*\(\([a-z0-9,_\s\(\)]*\)\)))*/) {
+ if ($x =~ /(struct|union)\s+(\w+)\s*\{(.*)\}(\s*(__packed|__aligned|____cacheline_aligned_in_smp|__attribute__\s*\(\([a-z0-9,_\s\(\)]*\)\)))*/) {
my $decl_type = $1;
$declaration_name = $2;
my $members = $3;
@@ -1073,10 +1073,11 @@ sub dump_struct($$) {
# strip comments:
$members =~ s/\/\*.*?\*\///gos;
# strip attributes
- $members =~ s/\s*__attribute__\s*\(\([a-z0-9,_\*\s\(\)]*\)\)//gi;
- $members =~ s/\s*__aligned\s*\([^;]*\)//gos;
- $members =~ s/\s*__packed\s*//gos;
- $members =~ s/\s*CRYPTO_MINALIGN_ATTR//gos;
+ $members =~ s/\s*__attribute__\s*\(\([a-z0-9,_\*\s\(\)]*\)\)/ /gi;
+ $members =~ s/\s*__aligned\s*\([^;]*\)/ /gos;
+ $members =~ s/\s*__packed\s*/ /gos;
+ $members =~ s/\s*CRYPTO_MINALIGN_ATTR/ /gos;
+ $members =~ s/\s*____cacheline_aligned_in_smp/ /gos;
# replace DECLARE_BITMAP
$members =~ s/DECLARE_BITMAP\s*\(([^,)]+),\s*([^,)]+)\)/unsigned long $1\[BITS_TO_LONGS($2)\]/gos;
# replace DECLARE_HASHTABLE
@@ -1449,6 +1450,10 @@ sub push_parameter($$$$) {
# handles unnamed variable parameters
$param = "...";
}
+ elsif ($param =~ /\w\.\.\.$/) {
+ # for named variable parameters of the form `x...`, remove the dots
+ $param =~ s/\.\.\.$//;
+ }
if (!defined $parameterdescs{$param} || $parameterdescs{$param} eq "") {
$parameterdescs{$param} = "variable arguments";
}
@@ -1936,6 +1941,18 @@ sub process_name($$) {
sub process_body($$) {
my $file = shift;
+ # Until all named variable macro parameters are
+ # documented using the bare name (`x`) rather than with
+ # dots (`x...`), strip the dots:
+ if ($section =~ /\w\.\.\.$/) {
+ $section =~ s/\.\.\.$//;
+
+ if ($verbose) {
+ print STDERR "${file}:$.: warning: Variable macro arguments should be documented without dots\n";
+ ++$warnings;
+ }
+ }
+
if (/$doc_sect/i) { # case insensitive for supported section names
$newsection = $1;
$newcontents = $2;
diff --git a/scripts/mod/modpost.c b/scripts/mod/modpost.c
index 3961941e8e7a..d2a30a7b3f07 100644
--- a/scripts/mod/modpost.c
+++ b/scripts/mod/modpost.c
@@ -166,7 +166,7 @@ struct symbol {
struct module *module;
unsigned int crc;
int crc_valid;
- const char *namespace;
+ char *namespace;
unsigned int weak:1;
unsigned int vmlinux:1; /* 1 if symbol is defined in vmlinux */
unsigned int kernel:1; /* 1 if symbol is from kernel
@@ -348,34 +348,43 @@ static enum export export_from_sec(struct elf_info *elf, unsigned int sec)
return export_unknown;
}
-static const char *sym_extract_namespace(const char **symname)
+static const char *namespace_from_kstrtabns(struct elf_info *info,
+ Elf_Sym *kstrtabns)
+{
+ char *value = info->ksymtab_strings + kstrtabns->st_value;
+ return value[0] ? value : NULL;
+}
+
+static void sym_update_namespace(const char *symname, const char *namespace)
{
- size_t n;
- char *dupsymname;
+ struct symbol *s = find_symbol(symname);
- n = strcspn(*symname, ".");
- if (n < strlen(*symname) - 1) {
- dupsymname = NOFAIL(strdup(*symname));
- dupsymname[n] = '\0';
- *symname = dupsymname;
- return dupsymname + n + 1;
+ /*
+ * That symbol should have been created earlier and thus this is
+ * actually an assertion.
+ */
+ if (!s) {
+ merror("Could not update namespace(%s) for symbol %s\n",
+ namespace, symname);
+ return;
}
- return NULL;
+ free(s->namespace);
+ s->namespace =
+ namespace && namespace[0] ? NOFAIL(strdup(namespace)) : NULL;
}
/**
* Add an exported symbol - it may have already been added without a
* CRC, in this case just update the CRC
**/
-static struct symbol *sym_add_exported(const char *name, const char *namespace,
- struct module *mod, enum export export)
+static struct symbol *sym_add_exported(const char *name, struct module *mod,
+ enum export export)
{
struct symbol *s = find_symbol(name);
if (!s) {
s = new_symbol(name, mod, export);
- s->namespace = namespace;
} else {
if (!s->preloaded) {
warn("%s: '%s' exported twice. Previous export was in %s%s\n",
@@ -584,6 +593,10 @@ static int parse_elf(struct elf_info *info, const char *filename)
info->export_unused_gpl_sec = i;
else if (strcmp(secname, "__ksymtab_gpl_future") == 0)
info->export_gpl_future_sec = i;
+ else if (strcmp(secname, "__ksymtab_strings") == 0)
+ info->ksymtab_strings = (void *)hdr +
+ sechdrs[i].sh_offset -
+ sechdrs[i].sh_addr;
if (sechdrs[i].sh_type == SHT_SYMTAB) {
unsigned int sh_link_idx;
@@ -672,7 +685,7 @@ static void handle_modversions(struct module *mod, struct elf_info *info,
unsigned int crc;
enum export export;
bool is_crc = false;
- const char *name, *namespace;
+ const char *name;
if ((!is_vmlinux(mod->name) || mod->is_dot_o) &&
strstarts(symname, "__ksymtab"))
@@ -745,8 +758,7 @@ static void handle_modversions(struct module *mod, struct elf_info *info,
/* All exported symbols */
if (strstarts(symname, "__ksymtab_")) {
name = symname + strlen("__ksymtab_");
- namespace = sym_extract_namespace(&name);
- sym_add_exported(name, namespace, mod, export);
+ sym_add_exported(name, mod, export);
}
if (strcmp(symname, "init_module") == 0)
mod->has_init = 1;
@@ -2042,6 +2054,16 @@ static void read_symbols(const char *modname)
handle_moddevtable(mod, &info, sym, symname);
}
+ /* Apply symbol namespaces from __kstrtabns_<symbol> entries. */
+ for (sym = info.symtab_start; sym < info.symtab_stop; sym++) {
+ symname = remove_dot(info.strtab + sym->st_name);
+
+ if (strstarts(symname, "__kstrtabns_"))
+ sym_update_namespace(symname + strlen("__kstrtabns_"),
+ namespace_from_kstrtabns(&info,
+ sym));
+ }
+
// check for static EXPORT_SYMBOL_* functions && global vars
for (sym = info.symtab_start; sym < info.symtab_stop; sym++) {
unsigned char bind = ELF_ST_BIND(sym->st_info);
@@ -2453,12 +2475,12 @@ static void read_dump(const char *fname, unsigned int kernel)
mod = new_module(modname);
mod->skip = 1;
}
- s = sym_add_exported(symname, namespace, mod,
- export_no(export));
+ s = sym_add_exported(symname, mod, export_no(export));
s->kernel = kernel;
s->preloaded = 1;
s->is_static = 0;
sym_update_crc(symname, mod, crc, export_no(export));
+ sym_update_namespace(symname, namespace);
}
release_file(file, size);
return;
@@ -2652,15 +2674,20 @@ int main(int argc, char **argv)
fatal("modpost: Section mismatches detected.\n"
"Set CONFIG_SECTION_MISMATCH_WARN_ONLY=y to allow them.\n");
for (n = 0; n < SYMBOL_HASH_SIZE; n++) {
- struct symbol *s = symbolhash[n];
+ struct symbol *s;
+
+ for (s = symbolhash[n]; s; s = s->next) {
+ /*
+ * Do not check "vmlinux". This avoids the same warnings
+ * shown twice, and false-positives for ARCH=um.
+ */
+ if (is_vmlinux(s->module->name) && !s->module->is_dot_o)
+ continue;
- while (s) {
if (s->is_static)
warn("\"%s\" [%s] is a static %s\n",
s->name, s->module->name,
export_str(s->export));
-
- s = s->next;
}
}
diff --git a/scripts/mod/modpost.h b/scripts/mod/modpost.h
index 92a926d375d2..ad271bc6c313 100644
--- a/scripts/mod/modpost.h
+++ b/scripts/mod/modpost.h
@@ -143,6 +143,7 @@ struct elf_info {
Elf_Section export_gpl_sec;
Elf_Section export_unused_gpl_sec;
Elf_Section export_gpl_future_sec;
+ char *ksymtab_strings;
char *strtab;
char *modinfo;
unsigned int modinfo_len;
diff --git a/scripts/namespace.pl b/scripts/namespace.pl
index 6135574a6f39..1da7bca201a4 100755
--- a/scripts/namespace.pl
+++ b/scripts/namespace.pl
@@ -65,13 +65,14 @@
use warnings;
use strict;
use File::Find;
+use File::Spec;
my $nm = ($ENV{'NM'} || "nm") . " -p";
my $objdump = ($ENV{'OBJDUMP'} || "objdump") . " -s -j .comment";
-my $srctree = "";
-my $objtree = "";
-$srctree = "$ENV{'srctree'}/" if (exists($ENV{'srctree'}));
-$objtree = "$ENV{'objtree'}/" if (exists($ENV{'objtree'}));
+my $srctree = File::Spec->curdir();
+my $objtree = File::Spec->curdir();
+$srctree = File::Spec->rel2abs($ENV{'srctree'}) if (exists($ENV{'srctree'}));
+$objtree = File::Spec->rel2abs($ENV{'objtree'}) if (exists($ENV{'objtree'}));
if ($#ARGV != -1) {
print STDERR "usage: $0 takes no parameters\n";
@@ -231,9 +232,9 @@ sub do_nm
}
($source = $basename) =~ s/\.o$//;
if (-e "$source.c" || -e "$source.S") {
- $source = "$objtree$File::Find::dir/$source";
+ $source = File::Spec->catfile($objtree, $File::Find::dir, $source)
} else {
- $source = "$srctree$File::Find::dir/$source";
+ $source = File::Spec->catfile($srctree, $File::Find::dir, $source)
}
if (! -e "$source.c" && ! -e "$source.S") {
# No obvious source, exclude the object if it is conglomerate
diff --git a/scripts/nsdeps b/scripts/nsdeps
index ac2b6031dd13..04cea0921673 100644
--- a/scripts/nsdeps
+++ b/scripts/nsdeps
@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/bin/sh
# SPDX-License-Identifier: GPL-2.0
# Linux kernel symbol namespace import generator
#
@@ -31,17 +31,17 @@ generate_deps() {
local mod_file=`echo $@ | sed -e 's/\.ko/\.mod/'`
local ns_deps_file=`echo $@ | sed -e 's/\.ko/\.ns_deps/'`
if [ ! -f "$ns_deps_file" ]; then return; fi
- local mod_source_files=`cat $mod_file | sed -n 1p \
+ local mod_source_files="`cat $mod_file | sed -n 1p \
| sed -e 's/\.o/\.c/g' \
- | sed "s/[^ ]* */${srctree}\/&/g"`
+ | sed "s|[^ ]* *|${srctree}/&|g"`"
for ns in `cat $ns_deps_file`; do
echo "Adding namespace $ns to module $mod_name (if needed)."
- generate_deps_for_ns $ns $mod_source_files
+ generate_deps_for_ns $ns "$mod_source_files"
# sort the imports
for source_file in $mod_source_files; do
sed '/MODULE_IMPORT_NS/Q' $source_file > ${source_file}.tmp
offset=$(wc -l ${source_file}.tmp | awk '{print $1;}')
- cat $source_file | grep MODULE_IMPORT_NS | sort -u >> ${source_file}.tmp
+ cat $source_file | grep MODULE_IMPORT_NS | LANG=C sort -u >> ${source_file}.tmp
tail -n +$((offset +1)) ${source_file} | grep -v MODULE_IMPORT_NS >> ${source_file}.tmp
if ! diff -q ${source_file} ${source_file}.tmp; then
mv ${source_file}.tmp ${source_file}
diff --git a/scripts/recordmcount.h b/scripts/recordmcount.h
index 8f0a278ce0af..74eab03e31d4 100644
--- a/scripts/recordmcount.h
+++ b/scripts/recordmcount.h
@@ -389,11 +389,8 @@ static int nop_mcount(Elf_Shdr const *const relhdr,
mcountsym = get_mcountsym(sym0, relp, str0);
if (mcountsym == Elf_r_sym(relp) && !is_fake_mcount(relp)) {
- if (make_nop) {
+ if (make_nop)
ret = make_nop((void *)ehdr, _w(shdr->sh_offset) + _w(relp->r_offset));
- if (ret < 0)
- return -1;
- }
if (warn_on_notrace_sect && !once) {
printf("Section %s has mcount callers being ignored\n",
txtname);
diff --git a/scripts/setlocalversion b/scripts/setlocalversion
index 365b3c2b8f43..a2998b118ef9 100755
--- a/scripts/setlocalversion
+++ b/scripts/setlocalversion
@@ -93,7 +93,7 @@ scm_version()
# Check for mercurial and a mercurial repo.
if test -d .hg && hgid=`hg id 2>/dev/null`; then
# Do we have an tagged version? If so, latesttagdistance == 1
- if [ "`hg log -r . --template '{latesttagdistance}'`" == "1" ]; then
+ if [ "`hg log -r . --template '{latesttagdistance}'`" = "1" ]; then
id=`hg log -r . --template '{latesttag}'`
printf '%s%s' -hg "$id"
else
@@ -126,7 +126,7 @@ scm_version()
collect_files()
{
- local file res
+ local file res=
for file; do
case "$file" in
diff --git a/scripts/spelling.txt b/scripts/spelling.txt
index de75b9feaaed..672b5931bc8d 100644
--- a/scripts/spelling.txt
+++ b/scripts/spelling.txt
@@ -87,6 +87,7 @@ algorith||algorithm
algorithmical||algorithmically
algoritm||algorithm
algoritms||algorithms
+algorithmn||algorithm
algorrithm||algorithm
algorritm||algorithm
aligment||alignment
@@ -109,6 +110,7 @@ alredy||already
altough||although
alue||value
ambigious||ambiguous
+ambigous||ambiguous
amoung||among
amout||amount
amplifer||amplifier
@@ -179,6 +181,7 @@ attepmpt||attempt
attnetion||attention
attruibutes||attributes
authentification||authentication
+authenicated||authenticated
automaticaly||automatically
automaticly||automatically
automatize||automate
@@ -286,6 +289,7 @@ claread||cleared
clared||cleared
closeing||closing
clustred||clustered
+cnfiguration||configuration
coexistance||coexistence
colescing||coalescing
collapsable||collapsible
@@ -325,9 +329,11 @@ comression||compression
comunication||communication
conbination||combination
conditionaly||conditionally
+conditon||condition
conected||connected
conector||connector
connecetd||connected
+configration||configuration
configuartion||configuration
configuation||configuration
configued||configured
@@ -347,6 +353,7 @@ containts||contains
contaisn||contains
contant||contact
contence||contents
+contiguos||contiguous
continious||continuous
continous||continuous
continously||continuously
@@ -380,6 +387,7 @@ cylic||cyclic
dafault||default
deafult||default
deamon||daemon
+debouce||debounce
decompres||decompress
decsribed||described
decription||description
@@ -448,6 +456,7 @@ diffrent||different
differenciate||differentiate
diffrentiate||differentiate
difinition||definition
+digial||digital
dimention||dimension
dimesions||dimensions
dispalying||displaying
@@ -489,6 +498,7 @@ droput||dropout
druing||during
dynmaic||dynamic
eanable||enable
+eanble||enable
easilly||easily
ecspecially||especially
edditable||editable
@@ -502,6 +512,7 @@ elementry||elementary
eletronic||electronic
embeded||embedded
enabledi||enabled
+enbale||enable
enble||enable
enchanced||enhanced
encorporating||incorporating
@@ -536,6 +547,7 @@ excellant||excellent
execeeded||exceeded
execeeds||exceeds
exeed||exceed
+exeuction||execution
existance||existence
existant||existent
exixt||exist
@@ -601,10 +613,12 @@ frambuffer||framebuffer
framming||framing
framwork||framework
frequncy||frequency
+frequancy||frequency
frome||from
fucntion||function
fuction||function
fuctions||functions
+fullill||fulfill
funcation||function
funcion||function
functionallity||functionality
@@ -642,6 +656,7 @@ happend||happened
harware||hardware
heirarchically||hierarchically
helpfull||helpful
+hexdecimal||hexadecimal
hybernate||hibernate
hierachy||hierarchy
hierarchie||hierarchy
@@ -709,12 +724,14 @@ initalize||initialize
initation||initiation
initators||initiators
initialiazation||initialization
+initializationg||initialization
initializiation||initialization
initialze||initialize
initialzed||initialized
initialzing||initializing
initilization||initialization
initilize||initialize
+initliaze||initialize
inofficial||unofficial
inrerface||interface
insititute||institute
@@ -779,6 +796,7 @@ itertation||iteration
itslef||itself
jave||java
jeffies||jiffies
+jumpimng||jumping
juse||just
jus||just
kown||known
@@ -839,6 +857,7 @@ messags||messages
messgaes||messages
messsage||message
messsages||messages
+metdata||metadata
micropone||microphone
microprocesspr||microprocessor
migrateable||migratable
@@ -857,6 +876,7 @@ mismactch||mismatch
missign||missing
missmanaged||mismanaged
missmatch||mismatch
+misssing||missing
miximum||maximum
mmnemonic||mnemonic
mnay||many
@@ -912,6 +932,7 @@ occured||occurred
occuring||occurring
offser||offset
offet||offset
+offlaod||offload
offloded||offloaded
offseting||offsetting
omited||omitted
@@ -993,6 +1014,7 @@ poiter||pointer
posible||possible
positon||position
possibilites||possibilities
+potocol||protocol
powerfull||powerful
pramater||parameter
preamle||preamble
@@ -1061,11 +1083,13 @@ psychadelic||psychedelic
pwoer||power
queing||queuing
quering||querying
+queus||queues
randomally||randomly
raoming||roaming
reasearcher||researcher
reasearchers||researchers
reasearch||research
+receieve||receive
recepient||recipient
recevied||received
receving||receiving
@@ -1166,6 +1190,7 @@ scaleing||scaling
scaned||scanned
scaning||scanning
scarch||search
+schdule||schedule
seach||search
searchs||searches
secquence||sequence
@@ -1308,6 +1333,7 @@ taskelt||tasklet
teh||the
temorary||temporary
temproarily||temporarily
+temperture||temperature
thead||thread
therfore||therefore
thier||their
@@ -1354,6 +1380,7 @@ uknown||unknown
usupported||unsupported
uncommited||uncommitted
unconditionaly||unconditionally
+undeflow||underflow
underun||underrun
unecessary||unnecessary
unexecpted||unexpected
@@ -1414,6 +1441,7 @@ varible||variable
varient||variant
vaule||value
verbse||verbose
+veify||verify
verisons||versions
verison||version
verson||version
diff --git a/scripts/sphinx-pre-install b/scripts/sphinx-pre-install
index 3b638c0e1a4f..470ccfe678aa 100755
--- a/scripts/sphinx-pre-install
+++ b/scripts/sphinx-pre-install
@@ -124,11 +124,13 @@ sub add_package($$)
sub check_missing_file($$$)
{
- my $file = shift;
+ my $files = shift;
my $package = shift;
my $is_optional = shift;
- return if(-e $file);
+ for (@$files) {
+ return if(-e $_);
+ }
add_package($package, $is_optional);
}
@@ -343,10 +345,11 @@ sub give_debian_hints()
);
if ($pdf) {
- check_missing_file("/usr/share/fonts/truetype/dejavu/DejaVuSans.ttf",
+ check_missing_file(["/usr/share/fonts/truetype/dejavu/DejaVuSans.ttf"],
"fonts-dejavu", 2);
- check_missing_file("/usr/share/fonts/noto-cjk/NotoSansCJK-Regular.ttc",
+ check_missing_file(["/usr/share/fonts/noto-cjk/NotoSansCJK-Regular.ttc",
+ "/usr/share/fonts/opentype/noto/NotoSerifCJK-Regular.ttc"],
"fonts-noto-cjk", 2);
}
@@ -413,7 +416,7 @@ sub give_redhat_hints()
}
if ($pdf) {
- check_missing_file("/usr/share/fonts/google-noto-cjk/NotoSansCJK-Regular.ttc",
+ check_missing_file(["/usr/share/fonts/google-noto-cjk/NotoSansCJK-Regular.ttc"],
"google-noto-sans-cjk-ttc-fonts", 2);
}
@@ -498,7 +501,7 @@ sub give_mageia_hints()
$map{"latexmk"} = "texlive-collection-basic";
if ($pdf) {
- check_missing_file("/usr/share/fonts/google-noto-cjk/NotoSansCJK-Regular.ttc",
+ check_missing_file(["/usr/share/fonts/google-noto-cjk/NotoSansCJK-Regular.ttc"],
"google-noto-sans-cjk-ttc-fonts", 2);
}
@@ -517,6 +520,7 @@ sub give_arch_linux_hints()
"dot" => "graphviz",
"convert" => "imagemagick",
"xelatex" => "texlive-bin",
+ "latexmk" => "texlive-core",
"rsvg-convert" => "extra/librsvg",
);
@@ -528,7 +532,7 @@ sub give_arch_linux_hints()
check_pacman_missing(\@archlinux_tex_pkgs, 2) if ($pdf);
if ($pdf) {
- check_missing_file("/usr/share/fonts/noto-cjk/NotoSansCJK-Regular.ttc",
+ check_missing_file(["/usr/share/fonts/noto-cjk/NotoSansCJK-Regular.ttc"],
"noto-fonts-cjk", 2);
}
@@ -549,11 +553,11 @@ sub give_gentoo_hints()
"rsvg-convert" => "gnome-base/librsvg",
);
- check_missing_file("/usr/share/fonts/dejavu/DejaVuSans.ttf",
+ check_missing_file(["/usr/share/fonts/dejavu/DejaVuSans.ttf"],
"media-fonts/dejavu", 2) if ($pdf);
if ($pdf) {
- check_missing_file("/usr/share/fonts/noto-cjk/NotoSansCJKsc-Regular.otf",
+ check_missing_file(["/usr/share/fonts/noto-cjk/NotoSansCJKsc-Regular.otf"],
"media-fonts/noto-cjk", 2);
}
@@ -645,6 +649,12 @@ sub check_distros()
# Common dependencies
#
+sub deactivate_help()
+{
+ printf "\tIf you want to exit the virtualenv, you can use:\n";
+ printf "\tdeactivate\n";
+}
+
sub check_needs()
{
# Check for needed programs/tools
@@ -686,6 +696,7 @@ sub check_needs()
if ($need_sphinx && scalar @activates > 0 && $activates[0] ge $min_activate) {
printf "\nNeed to activate a compatible Sphinx version on virtualenv with:\n";
printf "\t. $activates[0]\n";
+ deactivate_help();
exit (1);
} else {
my $rec_activate = "$virtenv_dir/bin/activate";
@@ -697,6 +708,7 @@ sub check_needs()
printf "\t$virtualenv $virtenv_dir\n";
printf "\t. $rec_activate\n";
printf "\tpip install -r $requirement_file\n";
+ deactivate_help();
$need++ if (!$rec_sphinx_upgrade);
}
diff --git a/scripts/tools-support-relr.sh b/scripts/tools-support-relr.sh
index 97a2c844a95e..45e8aa360b45 100755
--- a/scripts/tools-support-relr.sh
+++ b/scripts/tools-support-relr.sh
@@ -4,13 +4,13 @@
tmp_file=$(mktemp)
trap "rm -f $tmp_file.o $tmp_file $tmp_file.bin" EXIT
-cat << "END" | "$CC" -c -x c - -o $tmp_file.o >/dev/null 2>&1
+cat << "END" | $CC -c -x c - -o $tmp_file.o >/dev/null 2>&1
void *p = &p;
END
-"$LD" $tmp_file.o -shared -Bsymbolic --pack-dyn-relocs=relr -o $tmp_file
+$LD $tmp_file.o -shared -Bsymbolic --pack-dyn-relocs=relr -o $tmp_file
# Despite printing an error message, GNU nm still exits with exit code 0 if it
# sees a relr section. So we need to check that nothing is printed to stderr.
-test -z "$("$NM" $tmp_file 2>&1 >/dev/null)"
+test -z "$($NM $tmp_file 2>&1 >/dev/null)"
-"$OBJCOPY" -O binary $tmp_file $tmp_file.bin
+$OBJCOPY -O binary $tmp_file $tmp_file.bin
generated by cgit v1.2.3 (git 2.39.1) at 2025-04-27 12:17:41 +0000