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/Linux-v5.4/tools/perf/util/
Dparse-events.l3 %option bison-bridge
6 %option bison-locations
16 #include "parse-events.h"
17 #include "parse-events-bison.h"
32 yylval->num = num; in __value()
58 yylval->str = strdup(text); in str()
61 * If a text tag specified on the command line in str()
69 yylval->str = strndup(&text[1], strlen(text) - 2); in str()
81 if ((text[len - 1] == 'c' || text[len - 1] == 'o') && in isbpf_suffix()
82 text[len - 2] == '.') in isbpf_suffix()
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Ddemangle-rust.c1 // SPDX-License-Identifier: GPL-2.0
5 #include "demangle-rust.h"
16 * The last component of the path is a 64-bit hash in lowercase hex, prefixed
17 * with "h". Rust does not have a global namespace between crates, an illusion
21 * Any path component not starting with a XID_Start character is prefixed with
40 * A double ".." means "::" and a single "." means "-".
42 * The only characters allowed in the mangled symbol are a-zA-Z0-9 and _.:$
55 * sym: symbol that has been through BFD-demangling
61 * 2. As a sanity check, the hash must use between 5 and 15 of the 16 possible
63 * may see a false negative. The point is to notice path components that
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/Linux-v5.4/scripts/
Dmarkup_oops.pl2 # SPDX-License-Identifier: GPL-2.0-only
22 'cross-compile|c=s' => \$cross_compile,
28 my $kerver = `uname -r`;
49 if ($line =~ /EAX: ([0-9a-f]+) EBX: ([0-9a-f]+) ECX: ([0-9a-f]+) EDX: ([0-9a-f]+)/) {
55 if ($line =~ /ESI: ([0-9a-f]+) EDI: ([0-9a-f]+) EBP: ([0-9a-f]+) ESP: ([0-9a-f]+)/) {
60 if ($line =~ /RAX: ([0-9a-f]+) RBX: ([0-9a-f]+) RCX: ([0-9a-f]+)/) {
65 if ($line =~ /RDX: ([0-9a-f]+) RSI: ([0-9a-f]+) RDI: ([0-9a-f]+)/) {
70 if ($line =~ /RBP: ([0-9a-f]+) R08: ([0-9a-f]+) R09: ([0-9a-f]+)/) {
74 if ($line =~ /R10: ([0-9a-f]+) R11: ([0-9a-f]+) R12: ([0-9a-f]+)/) {
79 if ($line =~ /R13: ([0-9a-f]+) R14: ([0-9a-f]+) R15: ([0-9a-f]+)/) {
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Dheaders_check.pl2 # SPDX-License-Identifier: GPL-2.0
4 # headers_check.pl execute a number of trivial consistency checks
58 $inc =~ s#asm/#asm-$arch/#;
87 if ($line =~ m/[^a-zA-Z0-9_]+CONFIG_([a-zA-Z0-9_]+)[^a-zA-Z0-9_]/) {
95 if ($filename =~ /types.h|int-l64.h|int-ll64.h/o) {
148 if ($filename =~ /types.h|int-l64.h|int-ll64.h/o) {
Dkernel-doc2 # SPDX-License-Identifier: GPL-2.0
10 ## Copyright (C) 2005-2012 Randy Dunlap ##
19 # 18/01/2001 - Cleanups
22 # -- huggie@earth.li
24 # 27/06/2001 - Allowed whitespace after initial "/**" and
26 # -- Christian Kreibich <ck@whoop.org>
29 # - add perldoc documentation
30 # - Look more closely at some of the scarier bits :)
32 # 26/05/2001 - Support for separate source and object trees.
36 # 23/09/2001 - Added support for typedefs, structs, enums and unions
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Dheaders_install.sh2 # SPDX-License-Identifier: GPL-2.0
4 if [ $# -ne 2 ]
24 trap 'rm -f $OUTFILE $TMPFILE' EXIT
26 # SPDX-License-Identifier with GPL variants must have "WITH Linux-syscall-note"
27 if [ -n "$(sed -n -e "/SPDX-License-Identifier:.*GPL-/{/WITH Linux-syscall-note/!p}" $INFILE)" ]; t…
28 echo "error: $INFILE: missing \"WITH Linux-syscall-note\" for SPDX-License-Identifier" >&2
32 sed -E -e '
36 s/(^|[^a-zA-Z0-9])__packed([^a-zA-Z0-9_]|$)/\1__attribute__((packed))\2/g
41 scripts/unifdef -U__KERNEL__ -D__EXPORTED_HEADERS__ $TMPFILE > $OUTFILE
42 [ $? -gt 1 ] && exit 1
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Dbootgraph.pl2 # SPDX-License-Identifier: GPL-2.0-only
13 # This script turns a dmesg output into a SVG graphic that shows which
34 2) perl scripts/bootgraph.pl -h
37 -header Insert kernel version and date
70 if ($line =~ /([0-9\.]+)\] calling ([a-zA-Z0-9\_\.]+)\+/) {
79 if ($line =~ /\@ ([0-9]+)/) {
85 if ($line =~ /([0-9\.]+)\] async_waiting @ ([0-9]+)/) {
106 if ($line =~ /([0-9\.]+)\] initcall ([a-zA-Z0-9\_\.]+)\+.*returned/) {
113 if ($line =~ /([0-9\.]+)\] async_continuing @ ([0-9]+)/) {
141 my $version = `uname -a`;
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Dtags.sh2 # SPDX-License-Identifier: GPL-2.0-only
12 set -x
15 # RCS_FIND_IGNORE has escaped ()s -- remove them.
18 ignore="$ignore ( -name *.mod.c ) -prune -o"
21 # to force full paths for a non-O= build
22 if [ "${srctree}" = "." -o -z "${srctree}" ]; then
29 ignore="$ignore ( -path ${tree}tools ) -prune -o"
35 ALLSOURCE_ARCHS=$(find ${tree}arch/ -mindepth 1 -maxdepth 1 -type d -printf '%f ')
42 prune="$prune -wholename $i -prune -o"
44 find ${tree}arch/$1 $ignore $prune -name "$2" -not -type l -print;
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/Linux-v5.4/Documentation/devicetree/bindings/bus/
Dallwinner,sun50i-a64-de2.yaml1 # SPDX-License-Identifier: GPL-2.0
3 ---
4 $id: http://devicetree.org/schemas/bus/allwinner,sun50i-a64-de2.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Chen-Yu Tsai <wens@csie.org>
11 - Maxime Ripard <maxime.ripard@bootlin.com>
15 pattern: "^bus(@[0-9a-f]+)?$"
17 "#address-cells":
20 "#size-cells":
25 - const: allwinner,sun50i-a64-de2
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/Linux-v5.4/arch/nds32/kernel/vdso/
Dgen_vdso_offsets.sh4 # Match symbols in the DSO that look like VDSO_*; produce a header file
7 # Doing this inside the Makefile will break the $(filter-out) function,
8 # causing Kbuild to rebuild the vdso-offsets header file every time.
14 sed -n -e 's/^00*/0/' -e \
15 's/^\([0-9a-fA-F]*\) . VDSO_\([a-zA-Z0-9_]*\)$/\#define vdso_offset_\2\t0x\1/p'
/Linux-v5.4/arch/arm64/kernel/vdso/
Dgen_vdso_offsets.sh2 # SPDX-License-Identifier: GPL-2.0
5 # Match symbols in the DSO that look like VDSO_*; produce a header file
8 # Doing this inside the Makefile will break the $(filter-out) function,
9 # causing Kbuild to rebuild the vdso-offsets header file every time.
15 sed -n -e 's/^00*/0/' -e \
16 's/^\([0-9a-fA-F]*\) . VDSO_\([a-zA-Z0-9_]*\)$/\#define vdso_offset_\2\t0x\1/p'
/Linux-v5.4/scripts/kconfig/
Dmerge_config.sh2 # SPDX-License-Identifier: GPL-2.0
4 # merge_config.sh - Takes a list of config fragment values, and merges
10 # http://git.yoctoproject.org/cgit/cgit.cgi/yocto-kernel-tools/tree/tools/kconf_check
11 # http://git.yoctoproject.org/cgit/cgit.cgi/yocto-kernel-tools/tree/tools/generate_cfg
13 # Copyright (c) 2009-2010 Wind River Systems, Inc.
16 set -e
19 rm -f $TMP_FILE
20 rm -f $MERGE_FILE
25 echo " -h display this help text"
26 echo " -m only merge the fragments, do not execute the make command"
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Dstreamline_config.pl2 # SPDX-License-Identifier: GPL-2.0
4 # Copyright 2005-2009 - Steven Rostedt
11 # If you have installed a Linux kernel from a distribution
38 # cd /usr/src/linux-2.6.10
39 # cp /boot/config-2.6.10-1-686-smp .config
61 my $uname = `uname -r`;
74 "file" => "/boot/config-$uname",
78 "file" => "/boot/vmlinuz-$uname",
79 "exec" => "scripts/extract-ikconfig",
80 "test" => "scripts/extract-ikconfig",
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/Linux-v5.4/scripts/dtc/
Ddtc-lexer.l1 /* SPDX-License-Identifier: GPL-2.0-or-later */
6 %option noyywrap nounput noinput never-interactive
12 PROPNODECHAR [a-zA-Z0-9,._+*#?@-]
14 LABEL [a-zA-Z_][a-zA-Z0-9_]*
24 #include "dtc-parser.tab.h"
57 yytext[yyleng-1] = '\0';
61 <*>^"#"(line)?[ \t]+[0-9]+[ \t]+{STRING}([ \t]+[0-9]+)? {
73 for (fnend = yytext + yyleng - 1;
74 *fnend != '"'; fnend--)
79 fnend - fnstart - 1);
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Ddt_to_config2 # SPDX-License-Identifier: GPL-2.0-only
13 $VUFX = "160610a";
19 # ----- constants for print_flags()
21 # Position in string $pr_flags. Range of 0..($num_pr_flags - 1).
31 $pr_flag_pos_config_none = 9;
39 # expessions to work for --include_flags and --exclude_flags.
61 # -----
67 # expected values are: "y", "m", a decimal number, a
68 # hex number, or a string
70 # ----- magic compatibles, do not have a driver
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/Linux-v5.4/Documentation/devicetree/bindings/spi/
Dspi-pl022.yaml1 # SPDX-License-Identifier: GPL-2.0
3 ---
4 $id: http://devicetree.org/schemas/spi/spi-pl022.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Linus Walleij <linus.walleij@linaro.org>
13 - $ref: "spi-controller.yaml#"
15 # We need a select here so we don't match all nodes with 'arm,primecell'
22 - compatible
27 - const: arm,pl022
28 - const: arm,primecell
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/Linux-v5.4/tools/bpf/
Dbpf_exp.l11 * Steven McCanne and Van Jacobson. 1993. The BSD packet filter: a new
12 * architecture for user-level packet capture. In Proceedings of the
15 * CA, USA, 2-2.
160 "a" { return 'a'; }
166 ([0][x][a-fA-F0-9]+) {
170 ([0][b][0-1]+) {
174 (([0])|([-+]?[1-9][0-9]*)) {
178 ([0][0-7]+) {
182 [a-zA-Z_][a-zA-Z0-9_]+ {
/Linux-v5.4/tools/testing/selftests/rcutorture/bin/
Dkvm.sh2 # SPDX-License-Identifier: GPL-2.0+
4 # Run a series of tests under KVM. By default, this series is specified
5 # by the relevant CFLIST file, but can be overridden by the --configs
6 # command-line argument.
17 T=${TMPDIR-/tmp}/kvm.sh.$$
18 trap 'rm -rf $T' 0
40 ds=`date +%Y.%m.%d-%H:%M:%S`
41 jitter="-1"
47 echo " --bootargs kernel-boot-arguments"
48 echo " --bootimage relative-path-to-kernel-boot-image"
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/Linux-v5.4/lib/
Dbuild_OID_registry1 #!/usr/bin/perl -w
2 # SPDX-License-Identifier: GPL-2.0-or-later
4 # Build a static ASN.1 Object Identified (OID) registry
16 print STDERR "Format: ", $0, " <in-h-file> <out-c-file>\n";
26 if (m!\s+OID_([a-zA-z][a-zA-Z0-9_]+),\s+/[*]\s+([012][.0-9]*)\s+[*]/!) {
71 # Emit the look-up-by-OID index table
104 for (; $tmp > 0; $tmp--) {
114 # Create a hash value for each OID
150 my @octets_a = @{$encoded_oids[$a]};
153 return $hash_values[$a] <=> $hash_values[$b]
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/Linux-v5.4/scripts/genksyms/
Dlex.l1 /* SPDX-License-Identifier: GPL-2.0-or-later */
22 /* We've got a two-level lexer here. We let flex do basic tokenization
28 IDENT [A-Za-z_\$][A-Za-z0-9_\$]*
30 O_INT 0[0-7]*
31 D_INT [1-9][0-9]*
32 X_INT 0[Xx][0-9A-Fa-f]+
36 FRAC ([0-9]*\.[0-9]+)|([0-9]+\.)
37 EXP [Ee][+-]?[0-9]+
39 REAL ({FRAC}{EXP}?{F_SUF}?)|([0-9]+{EXP}{F_SUF}?)
44 MC_TOKEN ([~%^&*+=|<>/-]=)|(&&)|("||")|(->)|(<<)|(>>)
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/Linux-v5.4/Documentation/devicetree/bindings/display/
Dsimple-framebuffer.yaml1 # SPDX-License-Identifier: GPL-2.0
3 ---
4 $id: http://devicetree.org/schemas/display/simple-framebuffer.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Bartlomiej Zolnierkiewicz <b.zolnierkie@samsung.com>
11 - Hans de Goede <hdegoede@redhat.com>
14 A simple frame-buffer describes a frame-buffer setup by firmware or
20 sub-nodes of the chosen node (*). Simplefb nodes must be named
23 If the devicetree contains nodes for the display hardware used by a
24 simplefb, then the simplefb node must contain a property called
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/Linux-v5.4/Documentation/trace/postprocess/
Dtrace-pagealloc-postprocess.pl2 # This is a POC (proof of concept or piece of crap, take your pick) for reading the
4 # to extract some high-level information on what is going on. The accuracy of the parser
7 # Example usage: trace-pagealloc-postprocess.pl < /sys/kernel/debug/tracing/trace_pipe
9 # --prepend-parent Report on the parent proc and PID
10 # --read-procstat If the trace lacks process info, get it from /proc
11 # --ignore-pid Aggregate processes of the same name together
29 use constant STATE_PCPU_PAGES_REFILLED => 9;
31 # High-level events extrapolated from tracepoints
52 if ($current_time - 2 > $sigint_received) {
53 print "SIGINT received, report pending. Hit ctrl-c again to exit\n";
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/Linux-v5.4/include/linux/wimax/
Ddebug.h1 /* SPDX-License-Identifier: GPL-2.0-only */
6 * Copyright (C) 2005-2007 Intel Corporation
7 * Inaky Perez-Gonzalez <inaky.perez-gonzalez@intel.com>
13 * The main thing this framework provides is decission power to take a
14 * debug action (like printing a message) if the current debug level
17 * The decission power is at two levels: at compile-time (what does
18 * not make it is compiled out) and at run-time. The run-time
19 * selection is done per-submodule (as they are declared by the user
22 * A call to d_test(L) (L being the target debug level) returns true
26 * It follows that a call to d_test() that can be determined to be
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/Linux-v5.4/Documentation/devicetree/bindings/
Dvendor-prefixes.yaml1 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/vendor-prefixes.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Rob Herring <robh@kernel.org>
19 "^(at25|devbus|dmacap|dsa|exynos|gpio-fan|gpio|gpmc|hdmi|i2c-gpio),.*": true
21 "^(pinctrl-single|#pinctrl-single|PowerPC),.*": true
22 "^(pl022|pxa-mmc|rcar_sound|rotary-encoder|s5m8767|sdhci),.*": true
23 "^(simple-audio-card|simple-graph-card|st-plgpio|st-spics|ts),.*": true
34 "^active-semi,.*":
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/Linux-v5.4/drivers/scsi/aic7xxx/aicasm/
Daicasm_scan.l15 * 2. Redistributions in binary form must reproduce at minimum a disclaimer
18 * including a substantially similar Disclaimer requirement for further
20 * 3. Neither the names of the above-listed copyright holders nor the names
32 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
69 PATH ([/]*[-A-Za-z0-9_.])+
70 WORD [A-Za-z_][-A-Za-z_0-9]*
102 parren_count--;
125 && string_buf_ptr[-1] == ' ')
187 A { return T_A; }
242 [-+,:()~|&."{};<>[\]/*!=] { return yytext[0]; }
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