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/linux-5.10/Documentation/devicetree/bindings/
Dchosen.txt2 ---------------
11 kaslr-seed
12 -----------
22 kaslr-seed = <0xfeedbeef 0xc0def00d>;
31 stdout-path
32 -----------
35 with a stdout-path property under /chosen, as described in the Devicetree
40 stdout-path = "/serial@f00:115200";
44 compatible = "vendor,some-uart";
49 If the character ":" is present in the value, this terminates the path.
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/linux-5.10/scripts/kconfig/tests/
Dconftest.py1 # SPDX-License-Identifier: GPL-2.0
18 CONF_PATH = os.path.abspath(os.path.join('scripts', 'kconfig', 'conf'))
24 This class provides methods to run text-based interface of Kconfig
26 stdout, and stderr. It also provides methods to compare those
36 self._test_dir = os.path.dirname(str(request.fspath))
41 """Run text-based Kconfig executable and save the result.
43 mode: input mode option (--oldaskconfig, --defconfig=<file> etc.)
62 shutil.copyfile(os.path.join(self._test_dir, dot_config),
63 os.path.join(temp_dir, '.config'))
67 stdout=subprocess.PIPE,
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/linux-5.10/tools/testing/kunit/
Dkunit_kernel.py1 # SPDX-License-Identifier: GPL-2.0
39 subprocess.check_output(['make', 'mrproper'], stderr=subprocess.STDOUT)
52 subprocess.check_output(command, stderr=subprocess.STDOUT)
68 stdout=subprocess.DEVNULL,
69 stderr=subprocess.STDOUT)
81 command = ['make', 'ARCH=um', '--jobs=' + str(jobs)]
89 stdout=subprocess.DEVNULL)
102 linux_bin = os.path.join(build_dir, 'linux')
106 stdout=output,
107 stderr=subprocess.STDOUT)
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/linux-5.10/arch/powerpc/kernel/
Dlegacy_serial.c1 // SPDX-License-Identifier: GPL-2.0
16 #include <asm/pci-bridge.h>
17 #include <asm/ppc-pci.h>
41 {.type = "tsi-bridge",},
44 {.compatible = "simple-bus",},
45 {.compatible = "wrs,epld-localbus",},
50 static int legacy_serial_console = -1;
58 offset = offset << p->regshift; in tsi_serial_in()
60 tmp = readl(p->membase + (UART_IIR & ~3)); in tsi_serial_in()
63 return readb(p->membase + offset); in tsi_serial_in()
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/linux-5.10/scripts/clang-tools/
Drun-clang-tools.py2 # SPDX-License-Identifier: GPL-2.0
8 """A helper routine run clang-tidy and the clang static-analyzer on
21 """Set up and parses command-line arguments.
24 Has keys: [path, type]
26 usage = """Run clang-tidy or the clang static-analyzer on a
32 choices=["clang-tidy", "clang-analyzer"],
34 path_help = "Path to the compilation database to parse"
35 parser.add_argument("path", type=str, help=path_help)
48 # Disable all checks, then re-enable the ones we want
49 checks = "-checks=-*,"
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/linux-5.10/tools/testing/selftests/bpf/
Dtest_progs.c1 // SPDX-License-Identifier: GPL-2.0-only
56 for (i = 0; i < sel->blacklist.cnt; i++) { in should_run()
57 if (strstr(name, sel->blacklist.strs[i])) in should_run()
61 for (i = 0; i < sel->whitelist.cnt; i++) { in should_run()
62 if (strstr(name, sel->whitelist.strs[i])) in should_run()
66 if (!sel->whitelist.cnt && !sel->num_set) in should_run()
69 return num < sel->num_set_len && sel->num_set[num]; in should_run()
74 if (stdout == env.stdout) in dump_test_log()
77 fflush(stdout); /* exports env.log_buf & env.log_cnt */ in dump_test_log()
79 if (env.verbosity > VERBOSE_NONE || test->force_log || failed) { in dump_test_log()
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Dtest_offload.py7 # June 1991 as shown in the file COPYING in the top-level directory of this
35 bpf_test_dir = os.path.dirname(os.path.realpath(__file__))
50 log_level -= sub
98 Run a command in subprocess and return tuple of (retval, stdout);
101 proc = subprocess.Popen(cmd, shell=shell, stdout=subprocess.PIPE,
112 stdout, stderr = proc.communicate()
113 stdout = stdout.decode("utf-8")
114 stderr = stderr.decode("utf-8")
115 proc.stdout.close()
119 if stderr[-1] == "\n":
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Dtest_progs.h1 /* SPDX-License-Identifier: GPL-2.0 */
73 FILE *stdout; member
80 int sub_succ_cnt; /* successful sub-tests */
81 int fail_cnt; /* total failed tests + sub-tests */
93 extern int test__join_cgroup(const char *path);
98 fprintf(stdout, "%s:FAIL:%d ", __func__, __LINE__); \
99 fprintf(stdout, ##format); \
107 fprintf(stdout, "%s:FAIL:%s ", __func__, tag); \
108 fprintf(stdout, ##format); \
110 fprintf(stdout, "%s:PASS:%s %d nsec\n", \
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/linux-5.10/arch/powerpc/platforms/powermac/
Dudbg_scc.c1 // SPDX-License-Identifier: GPL-2.0-or-later
5 * Copyright (C) 2001-2005 PPC 64 Team, IBM Corp
40 return -1; in udbg_scc_getc_poll()
42 return -1; in udbg_scc_getc_poll()
52 return -1; in udbg_scc_getc()
69 struct device_node *stdout = NULL, *escc = NULL, *macio = NULL; in udbg_scc_init() local
71 const char *path; in udbg_scc_init() local
80 path = of_get_property(of_chosen, "linux,stdout-path", NULL); in udbg_scc_init()
81 if (path != NULL) in udbg_scc_init()
82 stdout = of_find_node_by_path(path); in udbg_scc_init()
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/linux-5.10/Documentation/devicetree/bindings/arm/
Dsecure.txt15 can be supported by prefixing the property name with "secure-". So for
16 instance "secure-foo" would override "foo". For property names with
18 "vendor,secure-foo". If there is no "secure-" property then the Secure
20 non-prefixed property. However, only the properties listed below may
21 validly have "secure-" versions; this list will be enlarged on a
22 case-by-case basis.
25 been annotated to indicate the presence of Secure-only devices can
26 still be processed unmodified by existing Non-secure software (and in
32 secure- bindings only need to be used where both the Secure and Normal
36 -----------------------------
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/linux-5.10/arch/sparc/kernel/
Dprom_32.c1 // SPDX-License-Identifier: GPL-2.0-or-later
6 * Copyright (C) 1996-2005 Paul Mackerras.
67 regs = rprop->value; in sparc32_path_component()
70 regs->which_io, regs->phys_addr); in sparc32_path_component()
84 regs = prop->value; in sbus_path_component()
87 regs->which_io, in sbus_path_component()
88 regs->phys_addr); in sbus_path_component()
103 regs = prop->value; in pci_path_component()
104 devfn = (regs->phys_hi >> 8) & 0xff; in pci_path_component()
128 regs = prop->value; in ebus_path_component()
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/linux-5.10/tools/virtio/virtio-trace/
DREADME1 Trace Agent for virtio-trace
6 - splice a page of ring-buffer to read_pipe without memory copying
7 - splice the page from write_pipe to virtio-console without memory copying
8 - write trace data to stdout by using -o option
9 - controlled by start/stop orders from a Host
18 5) The read/write threads start to read trace data from ring-buffers and
19 write the data to virtio-serial.
28 Makefile: Makefile of trace agent for virtio-trace
29 trace-agent.c: includes main function, sets up for operating trace agent
30 trace-agent.h: includes all structures and some macros
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Dtrace-agent.c1 // SPDX-License-Identifier: GPL-2.0-only
3 * Guest agent for virtio-trace
15 #include "trace-agent.h"
23 #define WRITE_PATH_FMT "/dev/virtio-ports/trace-path-cpu%d"
24 #define CTL_PATH "/dev/virtio-ports/agent-ctl-path"
58 s->pipe_size = PIPE_INIT; in agent_info_new()
59 s->use_stdout = false; in agent_info_new()
60 s->cpus = get_total_cpus(); in agent_info_new()
61 s->ctl_fd = -1; in agent_info_new()
64 for (i = 0; i < s->cpus; i++) in agent_info_new()
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Dtrace-agent.h1 /* SPDX-License-Identifier: GPL-2.0 */
11 * agent_info - structure managing total information of guest agent
15 * @ctl_fd: fd of control path, /dev/virtio-ports/agent-ctl-path
27 * rw_thread_info - structure managing a read/write thread a cpu
29 * @in_fd: fd of reading trace data path in cpu_num
30 * @out_fd: fd of writing trace data path in cpu_num
69 #define pr_info(format, ...) fprintf(stdout, format, ## __VA_ARGS__)
/linux-5.10/tools/testing/selftests/exec/
Dbinfmt_script2 # SPDX-License-Identifier: GPL-2.0
4 # Test that truncation of bprm->buf doesn't cause unexpected execs paths, along
10 # b5372fe5dc84 ("exec: load_script: Do not exec truncated interpreter path")
31 # test - produce a binfmt_script hashbang line for testing
33 # @size: bytes for bprm->buf line, including hashbang but not newline
36 # @leading: any leading whitespace before the executable path
52 remaining = size - len(hashbang) - len(leading) - len(root) - len(target) - len(arg)
55 middle += fill * (NAME_MAX - 1)
57 remaining -= NAME_MAX
71 script = "binfmt_script-%s" % (name)
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/linux-5.10/scripts/
Dcheckkconfigsymbols.py2 # SPDX-License-Identifier: GPL-2.0-only
6 # (c) 2014-2017 Valentin Rothberg <valentinrothberg@gmail.com>
23 SYMBOL = r"(?:\w*[A-Z0-9]\w*){2,}"
31 REGEX_FILE_KCONFIG = re.compile(r".*Kconfig[\.\w+\-]*$")
38 REGEX_FILTER_SYMBOLS = re.compile(r"[A-Za-z0-9]$")
39 REGEX_NUMERIC = re.compile(r"0[xX][0-9a-fA-F]+|[0-9]+")
48 "Please note that specifying commits will 'git reset --hard\' " \
54 parser.add_argument('-c', '--commit', dest='commit', action='store',
59 parser.add_argument('-d', '--diff', dest='diff', action='store',
62 "(e.g., -d commmit1..commit2)")
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Dspdxcheck.py2 # SPDX-License-Identifier: GPL-2.0
43 if not os.path.isfile(el.path):
47 for l in open(el.path).readlines():
48 if l.startswith('Valid-License-Identifier:'):
55 elif l.startswith('SPDX-Exception-Identifier:'):
59 elif l.startswith('SPDX-Licenses:'):
65 elif l.startswith("License-Text:"):
68 … raise SPDXException(el, 'Exception %s is missing SPDX-Licenses' %exception)
127 r'[A-Za-z.0-9\-+]+'
177 if line.find("SPDX-License-Identifier:") < 0:
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/linux-5.10/arch/powerpc/boot/
Dserial.c25 return scdp->open(); in serial_open()
33 scdp->putc(*buf++); in serial_write()
48 if (scdp->tstc()) { in serial_edit_cmdline()
49 while (((ch = scdp->getc()) != '\n') && (ch != '\r')) { in serial_edit_cmdline()
53 cp--; in serial_edit_cmdline()
54 count--; in serial_edit_cmdline()
60 cp--; in serial_edit_cmdline()
61 count--; in serial_edit_cmdline()
67 scdp->putc(ch); in serial_edit_cmdline()
81 if (scdp->close) in serial_close()
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Dplanetcore.c1 // SPDX-License-Identifier: GPL-2.0-only
33 } while (*(table - 1) || *table != '\n'); in planetcore_prepare_table()
93 for (j = 5; j >= 0; j--) { in planetcore_set_mac_addrs()
106 char *path; in planetcore_set_stdout_path() local
114 node = find_node_by_prop_value_str(NULL, "linux,planetcore-label", in planetcore_set_stdout_path()
119 path = get_path(node, prop_buf, MAX_PROP_LEN); in planetcore_set_stdout_path()
120 if (!path) in planetcore_set_stdout_path()
129 setprop_str(chosen, "linux,stdout-path", path); in planetcore_set_stdout_path()
/linux-5.10/Documentation/sphinx/
Dkernel_abi.py1 # -*- coding: utf-8; mode: python -*-
2 # coding=utf-8
3 # SPDX-License-Identifier: GPL-2.0
6 kernel-abi
9 Implementation of the ``kernel-abi`` reST-directive.
12 :copyright: Copyright (C) 2016-2020 Mauro Carvalho Chehab
13 :maintained-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
16 The ``kernel-abi`` (:py:class:`KernelCmd`) directive calls the
21 .. code-block:: rst
23 .. kernel-abi:: <ABI directory location>
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/linux-5.10/tools/perf/
Dperf.c6 * This is the main hub from which the sub-commands (perf stat,
12 #include "util/build-id.h"
16 #include <subcmd/exec-cmd.h>
18 #include <subcmd/run-command.h>
19 #include "util/parse-events.h"
20 #include <subcmd/parse-options.h>
21 #include "util/bpf-loader.h"
26 #include "perf-sys.h"
43 "perf [--version] [--help] [OPTIONS] COMMAND [ARGS]";
48 static int use_pager = -1;
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Dbuiltin-buildid-list.c2 * builtin-buildid-list.c
4 * Builtin buildid-list command: list buildids in perf.data, in the running
12 #include "util/build-id.h"
16 #include <subcmd/parse-options.h>
30 return ret < 0 ? ret : -EINVAL; in sysfs__fprintf_build_id()
42 return ret < 0 ? ret : -EINVAL; in filename__fprintf_build_id()
49 return with_hits && !dso->hit; in dso__skip_buildid()
56 .path = input_name, in perf_session__list_build_ids()
65 if (filename__fprintf_build_id(input_name, stdout) > 0) in perf_session__list_build_ids()
77 perf_header__has_feat(&session->header, HEADER_AUXTRACE)) in perf_session__list_build_ids()
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Dbuiltin-report.c1 // SPDX-License-Identifier: GPL-2.0
3 * builtin-report.c
23 #include "util/mem-events.h"
38 #include <subcmd/parse-options.h>
39 #include <subcmd/exec-cmd.h>
40 #include "util/parse-events.h"
47 #include "util/time-utils.h"
53 #include "util/block-info.h"
118 if (!strcmp(var, "report.percent-limit")) { in report__config()
121 rep->min_percent = pcnt; in report__config()
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/linux-5.10/tools/cgroup/
Diocost_coef_gen.py8 Generate linear IO cost model coefficients used by the blk-iocost
11 ./iocost-coef-fio.testfile. The result can be written directly to
14 On high performance devices, --numjobs > 1 is needed to achieve
17 See Documentation/admin-guide/cgroup-v2.rst and block/blk-iocost.c
34 parser.add_argument('--testdev', metavar='DEV',
35 help='Raw block device to use for testing, ignores --testfile-size')
36 parser.add_argument('--testfile-size-gb', type=float, metavar='GIGABYTES', default=16,
38 parser.add_argument('--duration', type=int, metavar='SECONDS', default=120,
40 parser.add_argument('--seqio-block-mb', metavar='MEGABYTES', type=int, default=128,
42 parser.add_argument('--seq-depth', type=int, metavar='DEPTH', default=64,
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/linux-5.10/arch/mips/generic/
Dyamon-dt.c1 // SPDX-License-Identifier: GPL-2.0-or-later
7 #define pr_fmt(fmt) "yamon-dt: " fmt
16 #include <asm/yamon-dt.h>
26 if (chosen_off == -FDT_ERR_NOTFOUND) in yamon_dt_append_cmdline()
53 for (mr = regions; mr->size && memsize; ++mr) { in gen_fdt_mem_array()
61 size = min_t(unsigned long, memsize, mr->size); in gen_fdt_mem_array()
62 memsize -= size; in gen_fdt_mem_array()
65 *(mem_array++) = cpu_to_be32(mr->start); in gen_fdt_mem_array()
69 /* Discard the next mr->discard bytes */ in gen_fdt_mem_array()
70 memsize -= min_t(unsigned long, memsize, mr->discard); in gen_fdt_mem_array()
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