| /linux/Documentation/filesystems/nfs/ |
| H A D | exporting.rst | 7 --------
10 point. Local applications have a reference-counted hold on suitable
16 server-reboot (among other things, though these tend to be the most
32 -------------
34 The dcache normally contains a proper prefix of any given filesystem
37 As normal access is by filename this prefix is created naturally and
42 filehandle fragment, there is no automatic creation of a path prefix
47 proper prefix. i.e that are not connected to the root.
48 2. The dcache must be prepared for a newly found (via ->lookup) directory
49 to already have a (non-connected) dentry, and must be able to move
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| /linux/Documentation/netlink/ |
| H A D | genetlink.yaml | 1 # SPDX-License-Identifier: ((GPL-2.0 WITH Linux-syscall-note) OR BSD-3-Clause)
3 ---
4 $id: http://kernel.org/schemas/netlink/genetlink-legacy.yaml#
5 $schema: https://json-schema.org/draft-07/schema
12 len-or-define:
14 pattern: ^[0-9A-Za-z_-]+( - 1)?$
16 len-or-limit:
17 # literal int or limit based on fixed-width type e.g. u8-min, u16-max, etc.
19 pattern: ^[su](8|16|32|64)-(min|max)$
26 required: [ name, doc, attribute-sets, operations ]
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| H A D | genetlink-c.yaml | 1 # SPDX-License-Identifier: ((GPL-2.0 WITH Linux-syscall-note) OR BSD-3-Clause)
3 ---
4 $id: http://kernel.org/schemas/netlink/genetlink-c.yaml#
5 $schema: https://json-schema.org/draft-07/schema
12 len-or-define:
14 pattern: ^[0-9A-Za-z_-]+( - 1)?$
16 len-or-limit:
17 # literal int or limit based on fixed-width type e.g. u8-min, u16-max, etc.
19 pattern: ^[su](8|16|32|64)-(min|max)$
26 required: [ name, doc, attribute-sets, operations ]
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| H A D | genetlink-legacy.yaml | 1 # SPDX-License-Identifier: ((GPL-2.0 WITH Linux-syscall-note) OR BSD-3-Clause)
3 ---
4 $id: http://kernel.org/schemas/netlink/genetlink-legacy.yaml#
5 $schema: https://json-schema.org/draft-07/schema
12 len-or-define:
14 pattern: ^[0-9A-Za-z_-]+( - 1)?$
16 len-or-limit:
17 # literal int or limit based on fixed-width type e.g. u8-min, u16-max, etc.
19 pattern: ^[su](8|16|32|64)-(min|max)$
26 required: [ name, doc, attribute-sets, operations ]
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| H A D | netlink-raw.yaml | 1 # SPDX-License-Identifier: ((GPL-2.0 WITH Linux-syscall-note) OR BSD-3-Clause)
3 ---
4 $id: http://kernel.org/schemas/netlink/netlink-raw.yaml#
5 $schema: https://json-schema.org/draft-07/schema
12 len-or-define:
14 pattern: ^[0-9A-Za-z_-]+( - 1)?$
21 required: [ name, doc, attribute-sets, operations ]
31 enum: [ netlink-raw ] # Trim
32 # Start netlink-raw
34 description: Protocol number to use for netlink-raw
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| /linux/tools/perf/trace/beauty/ |
| H A D | open_flags.c | 1 // SPDX-License-Identifier: LGPL-2.1
27 const char *prefix = "O_"; in open__scnprintf_flags() local
31 printed = scnprintf(bf, size, "%s%s", show_prefix ? prefix : "", "RDONLY"); in open__scnprintf_flags()
36 …printed += scnprintf(bf + printed, size - printed, "%s%s%s", printed ? "|" : "", show_prefix ? pre… in open__scnprintf_flags()
42 P_FLAG(ASYNC); in open__scnprintf_flags()
63 …printed += scnprintf(bf + printed, size - printed, "%s%s%s", printed ? "|" : "", show_prefix ? pre… in open__scnprintf_flags()
75 printed += scnprintf(bf + printed, size - printed, "%s%#x", printed ? "|" : "", flags); in open__scnprintf_flags()
82 int flags = arg->val; in syscall_arg__scnprintf_open_flags()
85 arg->mask |= 1 << (arg->idx + 1); /* Mask the mode parm */ in syscall_arg__scnprintf_open_flags()
87 return open__scnprintf_flags(flags, bf, size, arg->show_string_prefix); in syscall_arg__scnprintf_open_flags()
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| /linux/tools/testing/selftests/net/tcp_ao/ |
| H A D | key-management.c | 1 // SPDX-License-Identifier: GPL-2.0
23 err = add_vrf("ksft-vrf", test_vrf_tabid, test_vrf_ifindex, -1); in setup_vrfs()
27 err = link_set_up("ksft-vrf"); in setup_vrfs()
66 static int test_del_key(int sk, uint8_t sndid, uint8_t rcvid, bool async, in test_del_key() argument
76 del.prefix = DEFAULT_TEST_PREFIX; in test_del_key()
91 return -errno; in test_del_key()
93 if (async) in test_del_key()
100 return -EEXIST; in test_del_key()
101 if (err != -E2BIG) in test_del_key()
108 return -ENOTRECOVERABLE; in test_del_key()
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| H A D | bench-lookups.c | 1 // SPDX-License-Identifier: GPL-2.0
34 for (j = i - 1; j > 0 && i > 0; j--) { in gen_test_ips()
36 i--; /* collision */ in gen_test_ips()
52 if (err && err != -EEXIST) in test_add_routes()
64 if (test_add_key(lsk, DEFAULT_TEST_PASSWORD, *p, -1, 100, 100)) in server_apply_keys()
106 nsec = (end.tv_sec - start.tv_sec) * NSEC_PER_SEC; in measure_call()
108 nsec += end.tv_nsec - start.tv_nsec; in measure_call()
110 nsec -= start.tv_nsec - end.tv_nsec; in measure_call()
112 if (st->nr == 0) { in measure_call()
113 st->min = st->max = nsec; in measure_call()
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| H A D | setsockopt-closed.c | 1 // SPDX-License-Identifier: GPL-2.0
32 if (info->member != tmp.member) { \ in test_vefify_ao_info()
34 tst, (uint64_t)info->member, (uint64_t)tmp.member); \ in test_vefify_ao_info()
38 if (info->set_current) in test_vefify_ao_info()
40 if (info->set_rnext) in test_vefify_ao_info()
42 if (info->set_counters) { in test_vefify_ao_info()
72 if (ret == -1) { in __setsockopt_checked()
138 -1, 0, 100, 100)) in prepare_defs()
149 del->sndid = 100; in prepare_defs()
150 del->rcvid = 100; in prepare_defs()
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| /linux/drivers/net/ethernet/intel/iavf/ |
| H A D | iavf_common.c | 1 // SPDX-License-Identifier: GPL-2.0
2 /* Copyright(c) 2013 - 2018 Intel Corporation. */
11 * iavf_aq_str - convert AQ err code to a string
66 snprintf(hw->err_str, sizeof(hw->err_str), "%d", aq_err); in iavf_aq_str()
67 return hw->err_str; in iavf_aq_str()
71 * iavf_stat_str - convert status err code to a string
214 snprintf(hw->err_str, sizeof(hw->err_str), "%d", stat_err); in iavf_stat_str()
215 return hw->err_str; in iavf_stat_str()
234 if ((!(mask & hw->debug_mask)) || !desc) in iavf_debug_aq()
239 le16_to_cpu(aq_desc->opcode), in iavf_debug_aq()
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| /linux/fs/ |
| H A D | fs_context.c | 1 // SPDX-License-Identifier: GPL-2.0-or-later
51 { "async", SB_SYNCHRONOUS },
67 fc->sb_flags |= token; in vfs_parse_sb_flag()
68 fc->sb_flags_mask |= token; in vfs_parse_sb_flag()
74 fc->sb_flags &= ~token; in vfs_parse_sb_flag()
75 fc->sb_flags_mask |= token; in vfs_parse_sb_flag()
79 return -ENOPARAM; in vfs_parse_sb_flag()
83 * vfs_parse_fs_param_source - Handle setting "source" via parameter
90 * Returns 0 on success, -ENOPARAM if this is not "source" parameter, and
91 * -EINVAL otherwise. In the event of failure, supplementary error information
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| /linux/drivers/pci/pcie/ |
| H A D | dpc.c | 1 // SPDX-License-Identifier: GPL-2.0
58 cap = (u16 *)&save_state->cap.data[0]; in pci_save_dpc_state()
59 pci_read_config_word(dev, dev->dpc_cap + PCI_EXP_DPC_CTL, cap); in pci_save_dpc_state()
74 cap = (u16 *)&save_state->cap.data[0]; in pci_restore_dpc_state()
75 pci_write_config_word(dev, dev->dpc_cap + PCI_EXP_DPC_CTL, *cap); in pci_restore_dpc_state()
85 pci_read_config_word(pdev, pdev->dpc_cap + PCI_EXP_DPC_STATUS, &status); in dpc_completed()
89 if (test_bit(PCI_DPC_RECOVERING, &pdev->priv_flags)) in dpc_completed()
96 * pci_dpc_recovered - whether DPC triggered and has recovered successfully
107 if (!pdev->dpc_cap) in pci_dpc_recovered()
114 host = pci_find_host_bridge(pdev->bus); in pci_dpc_recovered()
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| /linux/Documentation/driver-api/usb/ |
| H A D | power-management.rst | 1 .. _usb-power-management:
7 :Date: Last-updated: February 2014
11 ---------
17 * Changing the default idle-delay time
31 -------------------------
35 component is ``suspended`` it is in a nonfunctional low-power state; it
37 ``resumed`` (returned to a functional full-power state) when the kernel
67 ----------------------
85 --------------------------
101 -------------------
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| /linux/Documentation/driver-api/firmware/ |
| H A D | fallback-mechanisms.rst | 97 important to re-iterate that no device is created if a direct filesystem lookup
113 -----------------------
114 .. kernel-doc:: drivers/base/firmware_loader/fallback.c
153 * ASYNC=whether or not the API request was asynchronous
171 in non-traditional paths -- paths outside of the listing documented in the
184 the uevent flag means you want to opt-in for the firmware fallback mechanism
196 The logic behind using MAX_JIFFY_OFFSET for non-uevents is that a custom
212 the peripheral's Linux device-driver needs to access this firmware.
222 .. kernel-doc:: include/linux/efi_embedded_fw.h
225 The EFI embedded-fw code works by scanning all EFI_BOOT_SERVICES_CODE memory
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| /linux/net/ipv4/ |
| H A D | tcp_ao.c | 1 // SPDX-License-Identifier: GPL-2.0-or-later
3 * INET An implementation of the TCP Authentication Option (TCP-AO).
29 if (crypto_ahash_setkey(crypto_ahash_reqtfm(hp->req), in tcp_ao_calc_traffic_key()
30 mkt->key, mkt->keylen)) in tcp_ao_calc_traffic_key()
33 ret = crypto_ahash_init(hp->req); in tcp_ao_calc_traffic_key()
38 ahash_request_set_crypt(hp->req, &sg, key, len); in tcp_ao_calc_traffic_key()
39 crypto_ahash_update(hp->req); in tcp_ao_calc_traffic_key()
41 ret = crypto_ahash_final(hp->req); in tcp_ao_calc_traffic_key()
60 * >> A TCP-AO implementation MUST default to ignore incoming ICMPv4 in tcp_ao_ignore_icmp()
61 * messages of Type 3 (destination unreachable), Codes 2-4 (protocol in tcp_ao_ignore_icmp()
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| /linux/tools/net/ynl/lib/ |
| H A D | nlspec.py | 1 # SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause
37 self.ident_name = self.name.replace('-', '_')
119 value_start = self.yaml.get('value-start', 0)
163 sub-message type
165 is_auto_scalar bool, attr is a variable-size scalar
173 self.is_multi = yaml.get('multi-attr', False)
175 self.sub_type = yaml.get('sub-type')
176 self.byte_order = yaml.get('byte-order')
178 self.display_hint = yaml.get('display-hint')
179 self.sub_message = yaml.get('sub-message')
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| /linux/tools/net/ynl/ |
| H A D | ynl-gen-c.py | 2 # SPDX-License-Identifier: ((GPL-2.0 WITH Linux-syscall-note) OR BSD-3-Clause)
17 return name.upper().replace('-', '_')
21 return name.lower().replace('-', '_')
26 Turn a string limit like u32-max or s64-min into its numerical value
28 if name[0] == 'u' and name.endswith('-min'):
30 width = int(name[1:-4])
32 width -= 1
33 value = (1 << width) - 1
34 if name[0] == 's' and name.endswith('-min'):
35 value = -value - 1
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| /linux/drivers/android/ |
| H A D | binder.c | 1 // SPDX-License-Identifier: GPL-2.0-only
6 * Copyright (C) 2007-2008 Google, Inc.
15 * 1) proc->outer_lock : protects binder_ref
18 * 2) node->lock : protects most fields of binder_node.
21 * 3) proc->inner_lock : protects the thread and node lists
22 * (proc->threads, proc->waiting_threads, proc->nodes)
24 * (proc->todo, thread->todo, proc->delivered_death and
25 * node->async_todo), as well as thread->transaction_stack
35 * foo_olocked() : requires node->outer_lock
36 * foo_nlocked() : requires node->lock
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| /linux/sound/soc/ |
| H A D | soc-dapm.c | 1 // SPDX-License-Identifier: GPL-2.0+
3 // soc-dapm.c -- ALSA SoC Dynamic Audio Power Management
12 // o Platform power domain - can support external components i.e. amps and
15 // o Jack insertion power event initiation - e.g. hp insertion will enable
22 #include <linux/async.h>
43 #define DAPM_UPDATE_STAT(widget, val) widget->dapm->card->dapm_stats.val++;
68 /* dapm power sequences - make this per codec in the future */
153 if (snd_soc_card_is_instantiated(dapm->card)) in dapm_assert_locked()
186 return !list_empty(&w->dirty); in dapm_dirty_widget()
191 dapm_assert_locked(w->dapm); in dapm_mark_dirty()
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| /linux/drivers/scsi/ |
| H A D | scsi_scan.c | 1 // SPDX-License-Identifier: GPL-2.0
23 * If target is SCSI-3 or up, issue a REPORT LUN, and scan
36 #include <linux/async.h>
63 * Prefix values for the SCSI id's (stored in sysfs name field)
92 "last scsi LUN (should be between 1 and 2^64-1)");
95 #define SCSI_SCAN_TYPE_DEFAULT "async"
104 MODULE_PARM_DESC(scan, "sync, async, manual, or none. "
126 * scsi_enable_async_suspend - Enable async suspend and resume
131 * If a user has disabled async probing a likely reason is due to a in scsi_enable_async_suspend()
132 * storage enclosure that does not inject staggered spin-ups. For in scsi_enable_async_suspend()
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| /linux/mm/ |
| H A D | internal.h | 1 /* SPDX-License-Identifier: GPL-2.0-or-later */
19 #include <linux/tracepoint-defs.h>
70 #define FOLIO_PAGES_MAPPED (ENTIRELY_MAPPED - 1)
86 return atomic_read(&folio->_nr_pages_mapped) & FOLIO_PAGES_MAPPED; in folio_nr_pages_mapped()
91 * folio. We cannot rely on folio->swap as there is no guarantee that it has
106 unsigned long mapping = (unsigned long)folio->mapping; in folio_raw_mapping()
119 /* Compare PTEs after pte_clear_soft_dirty(), ignoring the soft-dirty bit. */
132 * folio_pte_batch - detect a PTE batch for a large folio
151 * soft-dirty bit (with FPB_IGNORE_SOFT_DIRTY).
216 return min(ptep - start_ptep, max_nr); in folio_pte_batch()
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| /linux/Documentation/filesystems/ |
| H A D | vfs.rst | 1 .. SPDX-License-Identifier: GPL-2.0
9 - Copyright (C) 1999 Richard Gooch
10 - Copyright (C) 2005 Pekka Enberg
27 ------------------------------
32 cache or dcache). This provides a very fast look-up mechanism to
44 ----------------
64 ---------------
67 structure (this is the kernel-side implementation of file descriptors).
88 .. code-block:: c
99 ->mount() will be attached to the mountpoint, so that when pathname
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| /linux/include/net/ |
| H A D | xfrm.h | 1 /* SPDX-License-Identifier: GPL-2.0 */
46 MODULE_ALIAS("xfrm-mode-" __stringify(family) "-" __stringify(encap))
48 MODULE_ALIAS("xfrm-type-" __stringify(family) "-" __stringify(proto))
50 MODULE_ALIAS("xfrm-offload-" __stringify(family) "-" __stringify(proto))
53 #define XFRM_INC_STATS(net, field) SNMP_INC_STATS((net)->mib.xfrm_statistics, field)
54 #define XFRM_ADD_STATS(net, field, val) SNMP_ADD_STATS((net)->mib.xfrm_statistics, field, val)
62 ------------------------------------
65 - policy rule, struct xfrm_policy (=SPD entry)
66 - bundle of transformations, struct dst_entry == struct xfrm_dst (=SA bundle)
67 - instance of a transformer, struct xfrm_state (=SA)
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| /linux/drivers/tty/ipwireless/ |
| H A D | hardware.c | 1 // SPDX-License-Identifier: GPL-2.0
13 * Copyright (C) 2006-2007 Jiri Kosina
60 timing_stats.read_time += (jiffies - start_time); in end_read_timing()
67 timing_stats.write_time += (jiffies - start_time); in end_write_timing()
74 unsigned long since = jiffies - timing_stats.last_report_time; in report_timing()
83 ": %u us elapsed - read %lu bytes in %u us, wrote %lu bytes in %u us\n", in report_timing()
163 #define HW_VERSION_UNKNOWN -1
258 * a non-zero serial number (indicating the new firmware). Thereafter,
259 * the driver can safely ignore the Timer Recovery re-sends to avoid
260 * out-of-sync problems.
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| /linux/tools/power/pm-graph/ |
| H A D | sleepgraph.py | 2 # SPDX-License-Identifier: GPL-2.0-only
21 # https://01.org/pm-graph
23 # git@github.com:intel/pm-graph
51 # ----------------- LIBRARIES --------------------
73 print('[%09.3f] %s' % (time.time()-mystarttime, msg))
81 # ----------------- CLASSES --------------------
85 # A global, single-instance container used to
107 cgtest = -1
147 prefix = 'test' variable in SystemValues
182 tmstart = 'SUSPEND START %Y%m%d-%H:%M:%S.%f'
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