| /linux/tools/perf/pmu-events/arch/x86/silvermont/ |
| H A D | virtual-memory.json | 13 "BriefDescription": "Total cycles for all the page walks. (I-side and D-side)",
22 "BriefDescription": "Duration of D-side page-walks in core cycles",
26 …when a D-side (walks due to a load) page walk is in progress. Page walk duration divided by number…
31 "BriefDescription": "D-side page-walks",
36 …ce a page walk implies a TLB miss, the number of TLB misses can be counted by counting the number …
41 "BriefDescription": "Duration of I-side page-walks in core cycles",
45 …I-side (walks due to an instruction fetch) page walk is in progress. Page walk duration divided by…
50 "BriefDescription": "I-side page-walks",
55 …ce a page walk implies a TLB miss, the number of TLB misses can be counted by counting the number …
60 "BriefDescription": "Total page walks that are completed (I-side and D-side)",
[all …]
|
| /linux/tools/perf/pmu-events/arch/arm64/ampere/ampereone/ |
| H A D | core-imp-def.json | 99 "PublicDescription": "Macro-ops speculatively decoded",
102 "BriefDescription": "Macro-ops speculatively decoded"
249 "PublicDescription": "Number of SWOB drains triggered by timeout",
252 "BriefDescription": "Number of SWOB drains triggered by timeout"
255 … "Number of SWOB drains triggered by system register or special-purpose register read-after-write …
258 … "Number of SWOB drains triggered by system register or special-purpose register read-after-write …
261 … "PublicDescription": "Number of SWOB drains triggered by system register write when SWOB full",
264 … "BriefDescription": "Number of SWOB drains triggered by system register write when SWOB full"
297 "PublicDescription": "Instructions issued by the scheduler",
300 "BriefDescription": "Instructions issued by the scheduler"
[all …]
|
| /linux/Documentation/usb/ |
| H A D | gadget_serial.rst | 7 (updated 8-May-2008 for v2.3)
11 ----------------------
14 published by the Free Software Foundation; either version 2 of
25 MA 02111-1307 USA.
28 Copyright (C) 2004 by Al Borchers (alborchers@steinerpoint.com).
35 -------------
55 --------
57 side driver. It runs on a Linux system that has USB device side
65 --------------------------------------
66 | Host-Side CDC ACM USB Host |
[all …]
|
| /linux/tools/perf/pmu-events/arch/x86/ivytown/ |
| H A D | uncore-cache.json | 15 …ted information by filtering the Cb0 occupancy count captured in Counter 0. The filtering availa…
24 … LLC was accessed - this includes code, data, prefetches and hints coming from L2. This has numer…
34 … LLC was accessed - this includes code, data, prefetches and hints coming from L2. This has numer…
44 …- this includes code, data, prefetches and hints coming from L2. This has numerous filters availa…
54 … LLC was accessed - this includes code, data, prefetches and hints coming from L2. This has numer…
64 …- this includes code, data, prefetches and hints coming from L2. This has numerous filters availa…
74 … the number of lines that were victimized on a fill. This can be filtered by the state that the l…
84 … the number of lines that were victimized on a fill. This can be filtered by the state that the l…
94 … the number of lines that were victimized on a fill. This can be filtered by the state that the l…
104 …imized on a fill. This can be filtered by the state that the line was in.; Qualify one of the oth…
[all …]
|
| /linux/include/linux/ |
| H A D | srcu.h | 1 /* SPDX-License-Identifier: GPL-2.0+ */
3 * Sleepable Read-Copy Update mechanism for mutual exclusion
11 * For detailed explanation of Read-Copy Update mechanism see -
46 /* Values for SRCU Tree srcu_data ->srcu_reader_flavor, but also used by rcutorture. */
49 // 0x4 // SRCU-lite is no longer with us.
74 * get_completed_synchronize_srcu - Retur
[all...] |
| H A D | rcupdate.h | 1 /* SPDX-License-Identifier: GPL-2.0+ */
3 * Read-Copy Update mechanism for mutual exclusion
9 * Based on the original work by Paul McKenney <paulmck@vnet.ibm.com>
15 * For detailed explanation of Read-Copy Update mechanism see -
34 #define ULONG_CMP_GE(a, b) (ULONG_MAX / 2 >= (a) - (b))
35 #define ULONG_CMP_LT(a, b) (ULONG_MAX / 2 < (a) - (b))
38 #define RCU_SEQ_STATE_MASK ((1 << RCU_SEQ_CTR_SHIFT) - 1)
50 // not-yet-completed RCU grace periods.
54 * same_state_synchronize_rcu - Are two old-state values identical?
55 * @oldstate1: First old-state value.
[all …]
|
| /linux/drivers/block/rnbd/ |
| H A D | README | 6 ------------
12 on the client side as local block devices.
14 I/O is transferred between client and server by the RTRS transport
19 ------------
24 -----------
26 Server side:
29 Client side:
32 /sys/devices/virtual/rnbd-client/ctl/map_device
36 a pair of a source and a destination IPs, separated by comma. Multiple
39 mapped from the server side. After the session to the server machine is
[all …]
|
| /linux/Documentation/driver-api/usb/ |
| H A D | gadget.rst | 11 This document presents a Linux-USB "Gadget" kernel mode API, for use
17 - Supports USB 2.0, for high speed devices which can stream data at
20 - Handles devices with dozens of endpoints just as well as ones with
21 just two fixed-function ones. Gadget drivers can be written so
24 - Flexible enough to expose more complex USB device capabilities such
28 - USB "On-The-Go" (OTG) support, in conjunction with updates to the
29 Linux-USB host side.
31 - Sharing data structures and API models with the Linux-USB host side
32 API. This helps the OTG support, and looks forward to more-symmetric
33 frameworks (where the same I/O model is used by both host and device
[all …]
|
| /linux/drivers/media/platform/mediatek/vcodec/encoder/venc/ |
| H A D | venc_vp8_if.c | 1 // SPDX-License-Identifier: GPL-2.0
27 * enum venc_vp8_vpu_work_buf - vp8 encoder buffer index
47 * struct venc_vp8_vpu_config - Structure for vp8 encoder configuration
48 * AP-W/R : AP is writer/reader on this item
49 * VPU-W/R: VPU is write/reader on this item
62 * support three temporal layers - 0: 7.5fps 1: 7.5fps 2: 15fps.
77 * struct venc_vp8_vpu_buf - Structure for buffer information
78 * AP-W/R : AP is writer/reader on this item
79 * VPU-W/R: VPU is write/reader on this item
81 * @vpua: VPU side memory addr which is used by RC_CODE
[all …]
|
| /linux/drivers/infiniband/ulp/rtrs/ |
| H A D | README | 11 possibility to either write data from an sg list to the remote side
12 or to request ("read") data transfer from the remote side into a given
15 RTRS provides I/O fail-over and load-balancing capabilities by using
17 Documentation/ABI/testing/sysfs-class-rtrs-client).
19 RTRS is used by the RNBD (RDMA Network Block Device) modules.
26 --------
29 server side for a given client for rdma transfer. A session
36 chunks reserved for him on the server side. Their number, size and addresses
49 discussed in LPC RDMA MC 2019. When always_invalidate=Y, on the server side we
64 ------------------------
[all …]
|
| /linux/tools/testing/selftests/bpf/progs/ |
| H A D | cgroup_tcp_skb.c | 1 // SPDX-License-Identifier: GPL-2.0
29 if (skb->protocol != bpf_htons(ETH_P_IPV6)) in needed_tcp_pkt()
40 if (tcph->source != bpf_htons(g_sock_port) && in needed_tcp_pkt()
41 tcph->dest != bpf_htons(g_sock_port)) in needed_tcp_pkt()
51 if (tcph->fin || !tcph->syn || !tcph->ack) in egress_accept()
65 if (!tcph->syn || tcph->fin || tcph->ack) in ingress_accept()
71 if (tcph->fin || tcph->syn || !tcph->ack) in ingress_accept()
87 if (!tcph->syn || tcph->fin || tcph->ack) in egress_connect()
100 if (tcph->fin || !tcph->syn || !tcph->ack) in ingress_connect()
110 /* The connection is closed by the peer outside the cgroup. */
[all …]
|
| /linux/tools/perf/pmu-events/arch/powerpc/power9/ |
| H A D | translation.json | 20 "BriefDescription": "Double-Precion or Quad-Precision instruction completed"
25 …m another chip's memory on the same Node or Group (Distant) due to a data side request. When using…
35 …chip's L2 or L3 on the same Node or Group (Remote), as this chip due to a instruction side request"
60 … or L3 on a different Node or Group (Distant), as this chip due to a data side request. When using…
75 …ared or modified data from another core's L2/L3 on the same chip due to a instruction side request"
100 …e TLB from another chip's L4 on the same Node or Group ( Remote) due to a instruction side request"
115 …tions in 32 and 64 bit binary floating point format. Not qualified multicycle. Qualified by vector"
130 "BriefDescription": "Demand LD - L2 Miss (not L2 hit)"
140 …"BriefDescription": "The number a times the core transitioned from a stall to ICT-empty for this t…
145 …from a memory location including L4 from local remote or distant due to a instruction side request"
[all …]
|
| H A D | pipeline.json | 10 "BriefDescription": "Number of I-ERAT reloads"
25 …-cycle instruction issued to the Decimal Floating Point execution pipe and waiting to finish. Incl…
35 …her chip's L4 on a different Node or Group (Distant) due to a marked data side request. When using…
40 …s loaded into the TLB from local core's L2 without conflict due to a data side request. When using…
80 …ied (M) data from another core's L2 on the same chip due to a marked data side request. When using…
95 …h Modified (M) data from another core's L2 on the same chip due to a data side request. When using…
115 …e's L3 without dispatch conflicts hit on Mepf state. due to a marked data side request. When using…
135 …"BriefDescription": "Completion stall by Dcache miss which resolved on chip ( excluding local L2/L…
160 …core's L2/L3 on a different chip (remote or distant) due to a marked data side request. When using…
175 …ed into the TLB from local core's L3 with dispatch conflict due to a data side request. When using…
[all …]
|
| H A D | marked.json | 20 …ith Shared (S) data from another core's L3 on the same chip due to a data side request. When using…
30 …"BriefDescription": "Completion stall by Dcache miss which resolved from remote chip (cache or mem…
60 …s loaded into the TLB from the local chip's L4 cache due to a marked data side request.. When usin…
70 …(S) data from another core's ECO L3 on the same chip due to a marked data side request. When using…
90 … the NTC instruction is not allowed to complete because it was interrupted by ANY exception, which…
95 …(M) data from another core's ECO L3 on the same chip due to a marked data side request. When using…
100 …Shared (S) data from another core's ECO L3 on the same chip due to a data side request. When using…
135 …a few 128 bit fixpoint add/subtract instructions with carry. Not qualified by vector or multicycle"
140 …aded into the TLB from a location other than the local core's L2 due to a instruction side request"
170 …om local core's L2 hit without dispatch conflicts on Mepf state. due to a instruction side request"
[all …]
|
| H A D | other.json | 50 …dified (M) data from another core's ECO L3 on the same chip due to a data side request. When using…
65 "BriefDescription": "Read-write data cache collisions"
90 "BriefDescription": "D-cache invalidates sent over the reload bus to the core"
200 "BriefDescription": "Read-write data cache collisions"
210 …"BriefDescription": "Prefetch stream allocated in the conservative phase by either the hardware pr…
275 "BriefDescription": "Prefetch stream allocated by the hardware prefetch mechanism"
280 …-word boundary, which causes it to require an additional slice than than what normally would be re…
300 "BriefDescription": "I-cache Invalidates sent over the realod bus to the core"
395 …-word boundary, which causes it to require an additional slice than than what normally would be re…
410 …"BriefDescription": "It is most often caused by certain types of flush where the pointer is not av…
[all …]
|
| /linux/tools/perf/pmu-events/arch/x86/snowridgex/ |
| H A D | uncore-interconnect.json | 49 …: "Coherent Ops : CLFlush : Counts the number of coherency related operations serviced by the IRP",
54 …"BriefDescription": "PCIITOM request issued by the IRP unit to the mesh with the intention of writ…
59 …"PublicDescription": "PCIITOM request issued by the IRP unit to the mesh with the intention of wri…
64 …"BriefDescription": "RFO request issued by the IRP unit to the mesh with the intention of writing …
70 …"PublicDescription": "RFO request issued by the IRP unit to the mesh with the intention of writing…
80 …": "Coherent Ops : WbMtoI : Counts the number of coherency related operations serviced by the IRP",
93 … "BriefDescription": "Inbound read requests received by the IRP and inserted into the FAF queue.",
98 …"PublicDescription": "Inbound read requests to coherent memory, received by the IRP and inserted i…
111 "BriefDescription": "FAF allocation -- sent to ADQ",
148 … "BriefDescription": "Counts Timeouts - Set 0 : Cache Inserts of Atomic Transactions as Secondary",
[all …]
|
| /linux/Documentation/networking/ |
| H A D | snmp_counter.rst | 10 these counters won't be changed by layer 2 packets (such as STP) or
17 .. _RFC1213 ipInReceives: https://tools.ietf.org/html/rfc1213#page-26
19 The number of packets received by the IP layer. It gets increasing at the
30 .. _RFC1213 ipInDelivers: https://tools.ietf.org/html/rfc1213#page-28
41 .. _RFC1213 ipOutRequests: https://tools.ietf.org/html/rfc1213#page-28
60 .. _Explicit Congestion Notification: https://tools.ietf.org/html/rfc3168#page-6
73 .. _RFC1213 ipInHdrErrors: https://tools.ietf.org/html/rfc1213#page-27
81 .. _RFC1213 ipInAddrErrors: https://tools.ietf.org/html/rfc1213#page-27
94 layer 4 protocol is unsupported by kernel. If an application is using
98 .. _RFC1213 ipInUnknownProtos: https://tools.ietf.org/html/rfc1213#page-27
[all …]
|
| /linux/tools/perf/pmu-events/arch/x86/jaketown/ |
| H A D | uncore-cache.json | 15 …ted information by filtering the Cb0 occupancy count captured in Counter 0. The filtering availa…
31 … LLC was accessed - this includes code, data, prefetches and hints coming from L2. This has numer…
41 … LLC was accessed - this includes code, data, prefetches and hints coming from L2. This has numer…
51 … LLC was accessed - this includes code, data, prefetches and hints coming from L2. This has numer…
61 … LLC was accessed - this includes code, data, prefetches and hints coming from L2. This has numer…
71 … the number of lines that were victimized on a fill. This can be filtered by the state that the l…
81 … the number of lines that were victimized on a fill. This can be filtered by the state that the l…
91 … the number of lines that were victimized on a fill. This can be filtered by the state that the l…
101 … the number of lines that were victimized on a fill. This can be filtered by the state that the l…
111 … the number of lines that were victimized on a fill. This can be filtered by the state that the l…
[all …]
|
| /linux/include/sound/ |
| H A D | opl3.h | 1 /* SPDX-License-Identifier: GPL-2.0-or-later */
6 * Definitions of the OPL-3 registers.
8 * Copyright (c) by Jaroslav Kysela <perex@perex.cz>,
9 * Hannu Savolainen 1993-1996
11 * The OPL-3 mode is switched on by writing 0x01, to the offset 5
12 * of the right side.
14 * Another special register at the right side is at offset 4. It contains
17 * The percussive mode is implemented in the left side only.
21 * A 4 OP voice can be created by setting the corresponding
22 * bit at offset 4 of the right side.
[all …]
|
| /linux/drivers/usb/gadget/function/ |
| H A D | u_ether.h | 1 /* SPDX-License-Identifier: GPL-2.0+ */
3 * u_ether.h -- interface to USB gadget "ethernet link" utilities
5 * Copyright (C) 2003-2005,2008 David Brownell
6 * Copyright (C) 2003-2004 Robert Schwebel, Benedikt Spranger
23 * changed by "ifconfig usb0 hw ether xx:xx:xx:xx:xx:xx"
42 * This represents the USB side of an "ethernet" link, managed by a USB
55 /* updated by gether_{connect,disconnect} */
95 /* netdev setup/teardown as directed by the gadget driver */
96 /* gether_setup - initialize one ethernet-over-usb link
99 * host side of the link is recorded
[all …]
|
| /linux/Documentation/driver-api/ |
| H A D | io-mapping.rst | 8 The io_mapping functions in linux/io-mapping.h provide an abstraction for
10 usage is to support the large graphics aperture on 32-bit processors where
43 This _wc variant returns a write-combining map to the page and may only be
44 used with mappings created by io_mapping_create_wc()
49 io_mapping_map_local_wc() has a side effect on X86 32bit as it disables
50 migration to make the mapping code work. No caller can rely on this side
53 io_mapping_map_atomic_wc() has the side effect of disabling preemption and
70 'vaddr' must be the value returned by the last io_mapping_map_local_wc() or
72 undoes the side effects of the mapping functions.
80 This works like io_mapping_map_atomic/local_wc() except it has no side
|
| /linux/Documentation/RCU/ |
| H A D | lockdep-splat.rst | 1 .. SPDX-License-Identifier: GPL-2.0
4 Lockdep-RCU Splat
7 Lockdep-RCU was added to the Linux kernel in early 2010
10 family to access an RCU-protected pointer without the proper protection.
11 When such misuse is detected, an lockdep-RCU splat is emitted.
13 The usual cause of a lockdep-RCU splat is someone accessing an
14 RCU-protected data structure without either (1) being in the right kind of
15 RCU read-side critical section or (2) holding the right update-side lock.
20 So let's look at an example RCU lockdep splat from 3.0-rc5, one that
25 -----------------------------
[all …]
|
| /linux/Documentation/PCI/endpoint/ |
| H A D | pci-vntb-howto.rst | 1 .. SPDX-License-Identifier: GPL-2.0
4 PCI Non-Transparent Bridge (NTB) Endpoint Function (EPF) User Guide
9 This document is a guide to help users use pci-epf-vntb function driver
11 be followed in the host side and EP side is given below. For the hardware
13 Documentation/PCI/endpoint/pci-vntb-function.rst
19 ---------------------------
32 -------------------------
36 # ls /sys/bus/pci-epf/drivers
45 Creating pci-epf-vntb Device
46 ----------------------------
[all …]
|
| /linux/tools/perf/pmu-events/arch/x86/skylakex/ |
| H A D | uncore-interconnect.json | 50 "PublicDescription": "Counts the number of coherency related operations serviced by the IRP",
61 "PublicDescription": "Counts the number of coherency related operations serviced by the IRP",
72 "PublicDescription": "Counts the number of coherency related operations serviced by the IRP",
83 "PublicDescription": "Counts the number of coherency related operations serviced by the IRP",
94 "PublicDescription": "Counts the number of coherency related operations serviced by the IRP",
99 "BriefDescription": "PCIITOM request issued by the IRP unit to the mesh with the intention of writing a full cacheline.",
104 "PublicDescription": "PCIITOM request issued by the IRP unit to the mesh with the intention of writing a full cacheline to coherent memory, without a RFO. PCIITOM is a speculative Invalidate to Modified command that requests ownership of the cacheline and does not move data from the mesh to IRP cache.",
109 "BriefDescription": "RFO request issued by the IRP unit to the mesh with the intention of writing a partial cacheline.",
114 "PublicDescription": "RFO request issued by the IRP unit to the mesh with the intention of writing a partial cacheline to coherent memory. RFO is a Read For Ownership command that requests ownership of the cacheline and moves data from the mesh to IRP cache.",
125 "PublicDescription": "Counts the number of coherency related operations serviced by th
[all...] |
| /linux/Documentation/arch/arm/ |
| H A D | cluster-pm-race-avoidance.rst | 2 Cluster-wide Power-up/power-down race avoidance algorithm
16 ---------
29 cluster-level operations are only performed when it is truly safe to do
35 disabling those mechanisms may itself be a non-atomic operation (such as
38 power-down and power-up at the cluster level.
46 -----------
50 - DOWN
51 - COMING_UP
52 - UP
53 - GOING_DOWN
[all …]
|