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/Documentation/w1/
Dw1-netlink.rst38 __u16 len - size of data attached to this header data
60 __u16 len - length of data for this command
69 only connector header and w1_netlink_msg structure with "len" field
81 cn_msg.len = sizeof(struct w1_netlink_msg) +
83 cmd->len;
84 w1_netlink_msg.len = sizeof(struct w1_netlink_cmd) + cmd->len;
85 w1_netlink_cmd.len = cmd->len;
91 cn_msg (CN_W1_IDX.CN_W1_VAL as id, len is equal to sizeof(struct
93 w1_netlink_msg (type: W1_LIST_MASTERS, len is equal to
115 len is equal to number of IDs multiplied by 8]
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/Documentation/input/devices/
Diforce-protocol.rst40 2B OP LEN DATA CS
51 The 2B, LEN and CS fields have disappeared, probably because USB handles
63 LEN= Varies from device to device
80 LEN= Varies
95 LEN= 0e
145 LEN= 08
158 LEN= 03
168 LEN= 07
181 LEN= 0a
201 LEN= 03
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/Documentation/trace/
Dhistogram.rst105 # echo 'hist:keys=skbaddr.hex:vals=len' > \
110 # echo '!hist:keys=skbaddr.hex:vals=len' > \
172 # echo 'hist:keys=skbaddr.hex:vals=len:pause' > \
1029 # echo 'hist:key=common_stacktrace:vals=len:pause' > \
1063 # trigger info: hist:keys=common_stacktrace:vals=len:sort=hitcount:size=2048 [paused]
1081 } hitcount: 85 len: 28884
1099 } hitcount: 98 len: 664329
1117 } hitcount: 115 len: 13030
1129 } hitcount: 934 len: 5512212
1145 # echo 'hist:key=common_stacktrace:vals=len:clear' >> \
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/Documentation/core-api/
Dnetlink.rst87 max-len
91 to the ``len`` member of struct nla_policy). For string attributes terminating
92 null character is not counted towards ``max-len``.
96 (i.e. specify ``max-len: CONST - 1``) to reserve space for the terminating
99 min-len
102 Similar to ``max-len`` but defines minimum length.
/Documentation/devicetree/bindings/display/panel/
Ddisplay-timings.yaml53 hsync-len = <0 44 60>;
58 vsync-len = <0 5 6>;
67 hsync-len = <0 25 25>;
70 vsync-len = <2>;
Dpanel-dpi.yaml59 hsync-len = <41>;
62 vsync-len = <10>;
Dsgd,gktw70sdae4se.yaml72 hsync-len = <47>;
73 vsync-len = <2>;
/Documentation/hid/
Dhidraw.rst97 HIDIOCGRAWNAME(len):
103 HIDIOCGRAWPHYS(len):
111 HIDIOCSFEATURE(len):
118 begins in the second byte. Make sure to set len accordingly, to one more
121 HIDIOCGFEATURE(len):
132 HIDIOCSINPUT(len):
141 HIDIOCGINPUT(len):
152 HIDIOCSOUTPUT(len):
162 HIDIOCGOUTPUT(len):
/Documentation/netlink/
Dgenetlink.yaml12 len-or-define:
16 len-or-limit:
165 $ref: '#/$defs/len-or-limit'
168 $ref: '#/$defs/len-or-limit'
169 min-len:
171 $ref: '#/$defs/len-or-define'
172 max-len:
174 $ref: '#/$defs/len-or-define'
175 exact-len:
177 $ref: '#/$defs/len-or-define'
Dgenetlink-legacy.yaml12 len-or-define:
16 len-or-limit:
135 len:
136 $ref: '#/$defs/len-or-define'
242 $ref: '#/$defs/len-or-limit'
245 $ref: '#/$defs/len-or-limit'
246 min-len:
248 $ref: '#/$defs/len-or-define'
249 max-len:
251 $ref: '#/$defs/len-or-define'
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Dnetlink-raw.yaml12 len-or-define:
131 must also have the 'len' property set.
133 len:
134 $ref: '#/$defs/len-or-define'
163 required: [ len ]
170 - required: [ len ]
265 min-len:
267 $ref: '#/$defs/len-or-define'
268 max-len:
270 $ref: '#/$defs/len-or-define'
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Dgenetlink-c.yaml12 len-or-define:
16 len-or-limit:
199 $ref: '#/$defs/len-or-limit'
202 $ref: '#/$defs/len-or-limit'
203 min-len:
205 $ref: '#/$defs/len-or-define'
206 max-len:
208 $ref: '#/$defs/len-or-define'
209 exact-len:
211 $ref: '#/$defs/len-or-define'
/Documentation/networking/
Dipsec.rst36 when sending non-compressed packet to the peer (whether or not packet len
37 is smaller than the threshold or the compressed len is larger than original
38 packet len), the packet is dropped when checking the policy as this packet
Dcan_ucan_protocol.rst187 data packet, the ``len`` field can be used to jump to the next
188 ``ucan_message_in`` value (take care to sanity-check the ``len`` value
193 ``len`` field
206 +----------------------------+ < len
208 +----------------------------+ < round_up(len, 4)
257 data packet, the device uses the ``len`` field to jump to the next
268 +----------------------------+ < len
270 +----------------------------+ < round_up(len, 4)
/Documentation/netlink/specs/
Drt_route.yaml36 name: rtm-dst-len
39 name: rtm-src-len
253 - rtm-src-len
255 - rtm-dst-len
267 - rtm-dst-len
268 - rtm-src-len
Dovs_flow.yaml43 len: 6
48 len: 6
92 len: 16
98 len: 16
207 len: 6
212 len: 6
221 len: 16
226 len: 6
231 len: 6
712 name: check-pkt-len
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/Documentation/networking/device_drivers/atm/
Dcxacru-cf.py36 if len(buf) == 0:
38 elif len(buf) != 4:
40 sys.stderr.write("Error: read {0} not 4 bytes\n".format(len(buf)))
/Documentation/userspace-api/
Dvduse.rst115 int len;
119 len = read(dev_fd, &req, sizeof(req));
120 if (len != sizeof(req))
131 len = write(dev_fd, &resp, sizeof(resp));
132 if (len != sizeof(resp))
185 static void *iova_to_va(int dev_fd, uint64_t iova, uint64_t *len)
204 *len = entry.last - iova + 1;
Dmseal.rst30 ``int mseal(void \* addr, size_t len, unsigned long flags)``
32 **addr**/**len**: virtual memory address range.
33 The address range set by **addr**/**len** must meet:
36 - The end address (**addr** + **len**) must be in an allocated VMA.
39 The ``len`` will be paged aligned implicitly by the kernel.
48 * Address range (``addr`` + ``len``) overflow.
51 * The end address (``addr`` + ``len``) is not allocated.
/Documentation/translations/zh_CN/core-api/
Dwatch_queue.rst290 size_t largest, len;
297 len = (n->info & WATCH_INFO_LENGTH) >>
299 if (len == 0 || len > largest)
310 p += len;
/Documentation/devicetree/bindings/mailbox/
Dbrcm,iproc-pdc-mbox.txt12 - brcm,rx-status-len: Length of metadata preceding received frames, in bytes.
23 brcm,rx-status-len = <32>;
/Documentation/devicetree/bindings/display/
Dwm,wm8505-fb.txt27 hsync-len = <0>;
30 vsync-len = <1>;
Dvia,vt8500-fb.txt29 hsync-len = <0>;
32 vsync-len = <1>;
Dcirrus,clps711x-fb.txt39 hsync-len = <0>;
43 vsync-len = <0>;
/Documentation/filesystems/
Dnetfs_library.rst144 unsigned int len,
190 size_t len;
215 * ``len``
241 size_t len;
256 * ``len``
276 transferred to len, should be cleared.
302 int (*check_write_begin)(struct file *file, loff_t pos, unsigned len,
327 Expansion is communicated by changing ->start and ->len in the request
328 structure. Note that if any change is made, ->len must be increased by at
343 reading. In the subrequest, ->start, ->len and ->transferred indicate what
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