| /linux/Documentation/arch/arm64/ |
| H A D | tagged-address-abi.rst | 2 AArch64 TAGGED ADDRESS ABI
10 This document describes the usage and semantics of the Tagged Address
19 syscall ABI that allows userspace to pass certain tagged pointers to
22 2. AArch64 Tagged Address ABI
26 this document, a "valid tagged pointer" is a pointer with a potentially
43 The AArch64 Tagged Address ABI has two stages of relaxation depending on
48 tagged pointers in this context is allowed with these exceptions:
55 incorrectly accept valid tagged pointers for the ``brk()``,
65 incorrectly accept valid tagged pointers for this system call.
71 - ``PR_SET_TAGGED_ADDR_CTRL``: enable or disable the AArch64 Tagged
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| H A D | tagged-pointers.rst | 2 Tagged virtual addresses in AArch64 Linux
9 This document briefly describes the provision of tagged virtual
19 Passing tagged addresses to the kernel
24 Tagged Address ABI explicitly
25 (Documentation/arch/arm64/tagged-address-abi.rst).
39 userspace application did not enable the AArch64 Tagged Address ABI may
43 For these reasons, when the AArch64 Tagged Address ABI is disabled,
77 The architecture prevents the use of a tagged PC, so the upper byte will
80 This behaviour is maintained when the AArch64 Tagged Address ABI is
87 Special care should be taken when using tagged pointer
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| /linux/tools/perf/pmu-events/arch/x86/clearwaterforest/ |
| H A D | cache.json | 39 "BriefDescription": "Counts the number of tagged load uops retired that exceed the latency threshold defined in MEC_CR_PEBS_LD_LAT_THRESHOLD - Only counts with PEBS enabled.",
45 "PublicDescription": "Counts the number of tagged load uops retired that exceed the latency threshold defined in MEC_CR_PEBS_LD_LAT_THRESHOLD - Only counts with PEBS enabled. Available PDIST counters: 0,1",
50 "BriefDescription": "Counts the number of tagged load uops retired that exceed the latency threshold defined in MEC_CR_PEBS_LD_LAT_THRESHOLD - Only counts with PEBS enabled.",
56 "PublicDescription": "Counts the number of tagged load uops retired that exceed the latency threshold defined in MEC_CR_PEBS_LD_LAT_THRESHOLD - Only counts with PEBS enabled. Available PDIST counters: 0,1",
61 "BriefDescription": "Counts the number of tagged load uops retired that exceed the latency threshold defined in MEC_CR_PEBS_LD_LAT_THRESHOLD - Only counts with PEBS enabled.",
67 "PublicDescription": "Counts the number of tagged load uops retired that exceed the latency threshold defined in MEC_CR_PEBS_LD_LAT_THRESHOLD - Only counts with PEBS enabled. Available PDIST counters: 0,1",
72 "BriefDescription": "Counts the number of tagged load uops retired that exceed the latency threshold defined in MEC_CR_PEBS_LD_LAT_THRESHOLD - Only counts with PEBS enabled.",
78 "PublicDescription": "Counts the number of tagged load uops retired that exceed the latency threshold defined in MEC_CR_PEBS_LD_LAT_THRESHOLD - Only counts with PEBS enabled. Available PDIST counters: 0,1",
83 "BriefDescription": "Counts the number of tagged load uops retired that exceed the latency threshold defined in MEC_CR_PEBS_LD_LAT_THRESHOLD - Only counts with PEBS enabled.",
89 "PublicDescription": "Counts the number of tagged loa
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| /linux/tools/perf/pmu-events/arch/x86/sierraforest/ |
| H A D | frontend.json | 12 "BriefDescription": "Counts the number of instructions retired that were tagged with having preceded with frontend bound behavior",
19 "BriefDescription": "Counts the number of instruction retired that are tagged after a branch instruction causes bubbles/empty issue slots due to a baclear",
27 "BriefDescription": "Counts the number of instruction retired that are tagged after a branch instruction causes bubbles /empty issue slots due to a btclear",
35 "BriefDescription": "Counts the number of instructions retired that were tagged following an ms flow due to the bubble/wasted issue slot from exiting long ms flow",
39 "PublicDescription": "Counts the number of instructions retired that were tagged following an ms flow due to the bubble/wasted issue slot from exiting long ms flow",
44 "BriefDescription": "Counts the number of instructions retired that were tagged every cycle the decoder is unable to send 3 uops per cycle.",
52 "BriefDescription": "Counts the number of instructions retired that were tagged because empty issue slots were seen before the uop due to icache miss",
60 "BriefDescription": "Counts the number of instructions retired that were tagged because empty issue slots were seen before the uop due to ITLB miss",
68 "BriefDescription": "Counts the number of instruction retired tagged after a wasted issue slot if none of the previous events occurred",
76 "BriefDescription": "Counts the number of instruction retired that are tagged afte
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| /linux/Documentation/scsi/ |
| H A D | BusLogic.rst | 107 reported for each target device, as well as the status of Tagged Queuing.
140 The status of Wide Negotiation, Disconnect/Reconnect, and Tagged Queuing
146 BusLogic SCSI Host Adapters directly implement SCSI-2 Tagged Queuing, and so
147 support has been included in the driver to utilize tagged queuing with any
148 target devices that report having the tagged queuing capability. Tagged
154 tagged queuing for each target device as well as individual selection of the
155 tagged queue depth is available through driver options provided on the kernel
159 addition, tagged queuing is automatically disabled whenever the host adapter
160 firmware version is known not to implement it correctly, or whenever a tagged
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| /linux/Documentation/arch/arm/ |
| H A D | booting.rst | 22 4. Setup the kernel tagged list.
57 option to the kernel via the tagged lists specifying the port, and
90 The boot loader must provide either a tagged list or a dtb image for
94 4a. Setup the kernel tagged list
97 The boot loader must create and initialise the kernel tagged list.
98 A valid tagged list starts with ATAG_CORE and ends with ATAG_NONE.
110 minimum tagged list should look::
120 The tagged list should be stored in system RAM.
122 The tagged list must be placed in a region of memory where neither
134 tagged lis
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| /linux/tools/perf/pmu-events/arch/x86/amdzen5/ |
| H A D | inst-cache.json | 15 "BriefDescription": "Fetches tagged by Fetch IBS. Not all tagged fetches result in a valid sample and an IBS interrupt.",
21 "BriefDescription": "Fetches discarded after being tagged by Fetch IBS due to reasons other than IBS filtering.",
27 "BriefDescription": "Fetches discarded after being tagged by Fetch IBS due to IBS filtering.",
33 "BriefDescription": "Fetches tagged by Fetch IBS that result in a valid sample and an IBS interrupt.",
|
| H A D | execution.json | 154 "BriefDescription": "Ops tagged by IBS.",
160 "BriefDescription": "Ops tagged by IBS that retired.",
166 "BriefDescription": "Ops not tagged by IBS due to a previous tagged op that has not yet signaled interrupt.",
|
| /linux/tools/perf/pmu-events/arch/x86/amdzen1/ |
| H A D | core.json | 105 "BriefDescription": "Tagged IBS Ops. Number of times an op could not be tagged by IBS because of a previous tagged op that has not retired.",
111 "BriefDescription": "Tagged IBS Ops. Number of Ops tagged by IBS that retired.",
117 "BriefDescription": "Tagged IBS Ops. Number of Ops tagged by IBS.",
|
| /linux/tools/perf/pmu-events/arch/x86/amdzen2/ |
| H A D | core.json | 110 "BriefDescription": "Tagged IBS Ops. Number of times an op could not be tagged by IBS because of a previous tagged op that has not retired.",
116 "BriefDescription": "Tagged IBS Ops. Number of Ops tagged by IBS that retired.",
122 "BriefDescription": "Tagged IBS Ops. Number of Ops tagged by IBS.",
|
| /linux/tools/perf/pmu-events/arch/x86/amdzen3/ |
| H A D | core.json | 117 "BriefDescription": "Tagged IBS Ops. Number of times an op could not be tagged by IBS because of a previous tagged op that has not retired.",
123 "BriefDescription": "Tagged IBS Ops. Number of Ops tagged by IBS that retired.",
129 "BriefDescription": "Tagged IBS Ops. Number of Ops tagged by IBS.",
|
| /linux/tools/perf/pmu-events/arch/x86/arrowlake/ |
| H A D | frontend.json | 62 "BriefDescription": "Counts the number of instructions retired that were tagged with having preceded with frontend bound behavior",
70 "BriefDescription": "Counts the number of instructions retired that were tagged with having preceded with frontend bound behavior",
102 "BriefDescription": "Counts the number of instruction retired that are tagged after a branch instruction causes bubbles/empty issue slots due to a baclear",
111 "BriefDescription": "Counts the number of instruction retired that are tagged after a branch instruction causes bubbles/empty issue slots due to a baclear",
120 "BriefDescription": "Counts the number of instruction retired that are tagged after a branch instruction causes bubbles /empty issue slots due to a btclear",
129 "BriefDescription": "Counts the number of instruction retired that are tagged after a branch instruction causes bubbles /empty issue slots due to a btclear",
138 "BriefDescription": "Counts the number of instructions retired that were tagged following an ms flow due to the bubble/wasted issue slot from exiting long ms flow",
142 "PublicDescription": "Counts the number of instructions retired that were tagged following an ms flow due to the bubble/wasted issue slot from exiting long ms flow",
148 "BriefDescription": "Counts the number of instructions retired that were tagged following an ms flow due to the bubble/wasted issue slot from exiting long ms flow",
152 "PublicDescription": "Counts the number of instructions retired that were tagged followin
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| /linux/tools/perf/pmu-events/arch/x86/pantherlake/ |
| H A D | cache.json | 112 "BriefDescription": "Counts the number of tagged load uops retired that exceed the latency threshold defined in MEC_CR_PEBS_LD_LAT_THRESHOLD - Only counts with PEBS enabled.",
123 "BriefDescription": "Counts the number of tagged load uops retired that exceed the latency threshold defined in MEC_CR_PEBS_LD_LAT_THRESHOLD - Only counts with PEBS enabled.",
134 "BriefDescription": "Counts the number of tagged load uops retired that exceed the latency threshold defined in MEC_CR_PEBS_LD_LAT_THRESHOLD - Only counts with PEBS enabled.",
145 "BriefDescription": "Counts the number of tagged load uops retired that exceed the latency threshold defined in MEC_CR_PEBS_LD_LAT_THRESHOLD - Only counts with PEBS enabled.",
156 "BriefDescription": "Counts the number of tagged load uops retired that exceed the latency threshold defined in MEC_CR_PEBS_LD_LAT_THRESHOLD - Only counts with PEBS enabled.",
167 "BriefDescription": "Counts the number of tagged load uops retired that exceed the latency threshold defined in MEC_CR_PEBS_LD_LAT_THRESHOLD - Only counts with PEBS enabled.",
178 "BriefDescription": "Counts the number of tagged load uops retired that exceed the latency threshold defined in MEC_CR_PEBS_LD_LAT_THRESHOLD - Only counts with PEBS enabled.",
189 "BriefDescription": "Counts the number of tagged load uops retired that exceed the latency threshold defined in MEC_CR_PEBS_LD_LAT_THRESHOLD - Only counts with PEBS enabled.",
200 "BriefDescription": "Counts the number of tagged load uops retired that exceed the latency threshold defined in MEC_CR_PEBS_LD_LAT_THRESHOLD - Only counts with PEBS enabled.",
211 "BriefDescription": "Counts the number of tagged loa
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| /linux/tools/testing/radix-tree/ |
| H A D | benchmark.c | 14 static long long benchmark_iter(struct radix_tree_root *root, bool tagged) in benchmark_iter() argument
28 if (tagged) { in benchmark_iter()
118 long long normal, tagged; in benchmark_size() local
123 tagged = benchmark_iter(&tree, true); in benchmark_size()
126 printv(2, "Size: %8ld, step: %8ld, tagged iteration: %8lld ns\n", in benchmark_size()
127 size, step, tagged); in benchmark_size()
|
| H A D | test.c | 177 unsigned int tagged = 0; in tag_tagged_items() local
186 if (++tagged % batch) in tag_tagged_items()
196 return tagged; in tag_tagged_items()
200 int tagged) in verify_node() argument
215 if (tagged != anyset) { in verify_node()
216 printf("tag: %u, shift %u, tagged: %d, anyset: %d\n", in verify_node()
217 tag, slot->shift, tagged, anyset); in verify_node()
226 assert(tagged == anyset); in verify_node()
|
| H A D | main.c | 160 unsigned long start, end, count = 0, tagged, cur, tmp; in copy_tag_check() local
217 tagged = tag_tagged_items(&tree, start, end, ITEMS, XA_MARK_0, XA_MARK_1); in copy_tag_check()
220 assert(tagged == count); in copy_tag_check()
226 tagged = tag_tagged_items(&tree, start, end, tmp, XA_MARK_0, XA_MARK_2); in copy_tag_check()
227 assert(tagged == count); in copy_tag_check()
229 // printf("%lu %lu %lu\n", tagged, tmp, count); in copy_tag_check()
|
| /linux/tools/perf/pmu-events/arch/arm64/fujitsu/a64fx/ |
| H A D | pipeline.json | 75 "PublicDescription": "This event counts requests in L1D cache pipeline#0 that its sce bit of tagged address is 1.",
78 "BriefDescription": "This event counts requests in L1D cache pipeline#0 that its sce bit of tagged address is 1."
81 "PublicDescription": "This event counts requests in L1D cache pipeline#0 that its pfe bit of tagged address is 1.",
84 "BriefDescription": "This event counts requests in L1D cache pipeline#0 that its pfe bit of tagged address is 1."
87 "PublicDescription": "This event counts requests in L1D cache pipeline#1 that its sce bit of tagged address is 1.",
90 "BriefDescription": "This event counts requests in L1D cache pipeline#1 that its sce bit of tagged address is 1."
93 "PublicDescription": "This event counts requests in L1D cache pipeline#1 that its pfe bit of tagged address is 1.",
96 "BriefDescription": "This event counts requests in L1D cache pipeline#1 that its pfe bit of tagged address is 1."
|
| /linux/tools/hv/ |
| H A D | hv_set_ifconfig.sh | 38 # DNSx=ipaddrx (where first DNS address is tagged as DNS1 etc)
40 # IPV6 addresses will be tagged as IPV6ADDR, IPV6 gateway will be
41 # tagged as IPV6_DEFAULTGW and IPV6 NETMASK will be tagged as
|
| /linux/tools/testing/selftests/net/forwarding/ |
| H A D | bridge_vlan_mcast.sh | 241 check_err $? "No vlan tagged IGMPv2 general query packets sent"
242 log_test "Vlan 10 tagged IGMPv2 general query sent"
246 check_err $? "No vlan tagged MLD general query packets sent"
247 log_test "Vlan 10 tagged MLD general query sent"
276 check_err $? "No vlan tagged IGMPv3 general query packets sent"
277 log_test "Vlan 10 tagged IGMPv3 general query sent"
286 check_err $? "No vlan tagged MLDv2 general query packets sent"
287 log_test "Vlan 10 tagged MLDv2 general query sent"
352 check_err $? "Wrong number of tagged IGMPv2 general queries sent"
359 check_err $? "Wrong number of tagged IGMPv
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| /linux/include/linux/ |
| H A D | radix-tree.h | 102 * which holds the chunk's position in the tree and its size. For tagged
269 RADIX_TREE_ITER_TAGGED = 0x10, /* lookup tagged slots */
285 * in the case of a successful tagged chunk lookup. If the lookup was in radix_tree_iter_init()
286 * unsuccessful or non-tagged then nobody cares about ->tags. in radix_tree_iter_init()
307 * its end (next_index), and constructs a bit mask for tagged iterating (tags).
387 * For tagged lookup it also eats @iter->tags.
393 * a) we are doing tagged iteration and iter->tags has been set to 0, or
394 * b) we are doing non-tagged iteration, and iter->index and iter->next_index
455 * radix_tree_for_each_tagged - iterate over tagged slots
|
| /linux/arch/arm64/include/asm/ |
| H A D | mte.h | 61 * If the page is tagged, ensure ordering with a likely subsequent in page_mte_tagged()
70 * Lock the page for tagging and return 'true' if the page can be tagged,
71 * 'false' if already tagged. PG_mte_tagged is never cleared and therefore the
79 * Acquire semantics only if the page is tagged (returning 'false').
187 * If the folio is tagged, ensure ordering with a likely subsequent in folio_test_hugetlb_mte_tagged()
|
| /linux/drivers/scsi/aic7xxx/ |
| H A D | Kconfig.aic79xx | 20 device when Tagged Command Queueing (TCQ) is enabled on that device.
22 This is an upper bound value for the number of tagged transactions
33 tagged queueing.
|
| H A D | Kconfig.aic7xxx | 25 device when Tagged Command Queueing (TCQ) is enabled on that device.
27 This is an upper bound value for the number of tagged transactions
37 performance on some devices. The upper bound is 253. 0 disables tagged
|
| /linux/net/dsa/ |
| H A D | tag.h | 53 * The bridge can process tagged packets. Software like STP/PTP may not. The
55 * tagged with the PVID of the ingress port. So packets tagged with the PVID of
85 * to software as tagged with a driver-defined VID which is NOT equal to the
88 * VID to be communicated by software to it, and if packets are tagged with it,
127 * default_pvid of the bridge, which will steal VLAN-tagged traffic in dsa_software_untag_vlan_unaware_bridge()
141 * Receive path method for switches which send some packets as VLAN-tagged
143 * packet was not tagged on the wire. Called when ds->untag_bridge_pvid
|
| /linux/tools/perf/pmu-events/arch/x86/lunarlake/ |
| H A D | frontend.json | 97 "BriefDescription": "Counts the number of instructions retired that were tagged with having preceded with frontend bound behavior",
129 "BriefDescription": "Counts the number of instruction retired that are tagged after a branch instruction causes bubbles/empty issue slots due to a baclear",
138 "BriefDescription": "Counts the number of instruction retired that are tagged after a branch instruction causes bubbles /empty issue slots due to a btclear",
147 "BriefDescription": "Counts the number of instructions retired that were tagged following an ms flow due to the bubble/wasted issue slot from exiting long ms flow",
151 "PublicDescription": "Counts the number of instructions retired that were tagged following an ms flow due to the bubble/wasted issue slot from exiting long ms flow",
157 "BriefDescription": "Counts the number of instructions retired that were tagged every cycle the decoder is unable to send 4 uops",
178 "BriefDescription": "Counts the number of instructions retired that were tagged because empty issue slots were seen before the uop due to icache miss",
187 "BriefDescription": "Counts the number of instructions retired that were tagged because empty issue slots were seen before the uop due to ITLB miss",
376 "BriefDescription": "Counts the number of instruction retired tagged after a wasted issue slot if none of the previous events occurred",
385 "BriefDescription": "Counts the number of instruction retired that are tagged afte
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