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/linux/Documentation/filesystems/
H A Didmappings.rst7 reading from or writing ownership to disk, reporting ownership to userspace, or
172 When a process creates or wants to change ownership of a file, or when the
173 ownership of a file is read from disk by a filesystem, the userspace id is
200 example, it is used when reporting back the ownership of a file to userspace
240 ownership information about the file the kernel can't simply map the id back up
350 but they are exclusively used when determining file ownership which is why they
495 In order to report ownership to userspace the kernel uses the crossmapping
509 idmapping. Thus, the kernel will report the ownership of this file as the
521 In order to report ownership to userspace the kernel uses the crossmapping
535 idmapping. Thus, the kernel will report the ownership of this file as the
[all …]
/linux/tools/perf/pmu-events/arch/x86/alderlaken/
H A Dmemory.json115 …"BriefDescription": "Counts demand reads for ownership (RFO) and software prefetches for exclusive…
121 …PublicDescription": "Counts demand reads for ownership (RFO) and software prefetches for exclusive…
126 …"BriefDescription": "Counts demand reads for ownership (RFO) and software prefetches for exclusive…
132 …PublicDescription": "Counts demand reads for ownership (RFO) and software prefetches for exclusive…
137 …"BriefDescription": "Counts demand reads for ownership (RFO) and software prefetches for exclusive…
143 …PublicDescription": "Counts demand reads for ownership (RFO) and software prefetches for exclusive…
H A Dcache.json33 …in the Last Level Cache (LLC). Requests include demand loads, reads for ownership (RFO), instructi…
42 …ss the Last Level Cache (LLC). Requests include demand loads, reads for ownership (RFO), instructi…
521 …"BriefDescription": "Counts demand reads for ownership (RFO) and software prefetches for exclusive…
527 …PublicDescription": "Counts demand reads for ownership (RFO) and software prefetches for exclusive…
532 …"BriefDescription": "Counts demand reads for ownership (RFO) and software prefetches for exclusive…
538 …PublicDescription": "Counts demand reads for ownership (RFO) and software prefetches for exclusive…
543 …"BriefDescription": "Counts demand reads for ownership (RFO) and software prefetches for exclusive…
549 …PublicDescription": "Counts demand reads for ownership (RFO) and software prefetches for exclusive…
554 …"BriefDescription": "Counts demand reads for ownership (RFO) and software prefetches for exclusive…
560 …PublicDescription": "Counts demand reads for ownership (RFO) and software prefetches for exclusive…
[all …]
/linux/drivers/net/wireless/intel/iwlwifi/mei/
H A Diwl-mei.h19 * iwlwifi can request or release ownership on the WiFi device through iwlmei.
96 * to release the ownership on the device through the HW registers. In that
97 * case, iwlwifi must first request ownership using the SAP protocol.
99 * Once iwlwifi will request ownership through the SAP protocol, CSME will
100 * grant the ownership on the device through the HW registers as well.
101 * In order to request ownership over SAP, we first need to have an interface
105 * this is impossible as long as we don't have ownership on the device.
113 * DOC: CSME behavior regarding the ownership requests
115 * The ownership requests from the host can come in two different ways:
120 * and it can request ownership with %SAP_MSG_NOTIF_HOST_ASKS_FOR_NIC_OWNERSHIP.
[all …]
/linux/tools/perf/pmu-events/arch/x86/alderlake/
H A Dmemory.json341 …"BriefDescription": "Counts demand reads for ownership (RFO) and software prefetches for exclusive…
347 …PublicDescription": "Counts demand reads for ownership (RFO) and software prefetches for exclusive…
353 …"BriefDescription": "Counts demand reads for ownership (RFO) and software prefetches for exclusive…
359 …PublicDescription": "Counts demand reads for ownership (RFO) and software prefetches for exclusive…
365 …efDescription": "Counts demand read for ownership (RFO) requests and software prefetches for exclu…
371 …icDescription": "Counts demand read for ownership (RFO) requests and software prefetches for exclu…
377 …"BriefDescription": "Counts demand reads for ownership (RFO) and software prefetches for exclusive…
383 …PublicDescription": "Counts demand reads for ownership (RFO) and software prefetches for exclusive…
H A Dcache.json217 …"PublicDescription": "Counts the total number of RFO (read for ownership) requests to L2 cache. L2…
296 "PublicDescription": "Counts the RFO (Read-for-Ownership) requests that hit L2 cache.",
306 "PublicDescription": "Counts the RFO (Read-for-Ownership) requests that miss L2 cache.",
346 …in the Last Level Cache (LLC). Requests include demand loads, reads for ownership (RFO), instructi…
356 …Longest Latency cache). Requests include data and code reads, Reads-for-Ownership (RFOs), speculat…
366 …ss the Last Level Cache (LLC). Requests include demand loads, reads for ownership (RFO), instructi…
376 …Longest Latency cache). Requests include data and code reads, Reads-for-Ownership (RFOs), speculat…
1246 …"BriefDescription": "Counts demand reads for ownership (RFO) and software prefetches for exclusive…
1252 …PublicDescription": "Counts demand reads for ownership (RFO) and software prefetches for exclusive…
1258 …efDescription": "Counts demand read for ownership (RFO) requests and software prefetches for exclu…
[all …]
/linux/tools/perf/pmu-events/arch/x86/clearwaterforest/
H A Dmemory.json14 …efDescription": "Counts demand read for ownership (RFO) requests and software prefetches for exclu…
20 …icDescription": "Counts demand read for ownership (RFO) requests and software prefetches for exclu…
H A Dcache.json7 …in the Last Level Cache (LLC). Requests include demand loads, reads for ownership (RFO), instructi…
16 …ss the Last Level Cache (LLC). Requests include demand loads, reads for ownership (RFO), instructi…
169 …efDescription": "Counts demand read for ownership (RFO) requests and software prefetches for exclu…
175 …icDescription": "Counts demand read for ownership (RFO) requests and software prefetches for exclu…
/linux/tools/perf/pmu-events/arch/x86/goldmontplus/
H A Dcache.json327 …"BriefDescription": "Counts data read, code read, and read for ownership (RFO) requests (demand & …
333 …"PublicDescription": "Counts data read, code read, and read for ownership (RFO) requests (demand &…
338 …"BriefDescription": "Counts data read, code read, and read for ownership (RFO) requests (demand & …
344 …"PublicDescription": "Counts data read, code read, and read for ownership (RFO) requests (demand &…
349 …"BriefDescription": "Counts data read, code read, and read for ownership (RFO) requests (demand & …
355 …"PublicDescription": "Counts data read, code read, and read for ownership (RFO) requests (demand &…
360 …"BriefDescription": "Counts data read, code read, and read for ownership (RFO) requests (demand & …
366 …"PublicDescription": "Counts data read, code read, and read for ownership (RFO) requests (demand &…
371 …"BriefDescription": "Counts data read, code read, and read for ownership (RFO) requests (demand & …
377 …"PublicDescription": "Counts data read, code read, and read for ownership (RFO) requests (demand &…
[all …]
/linux/tools/perf/pmu-events/arch/x86/goldmont/
H A Dcache.json327 …"BriefDescription": "Counts data read, code read, and read for ownership (RFO) requests (demand & …
333 …"PublicDescription": "Counts data read, code read, and read for ownership (RFO) requests (demand &…
338 …"BriefDescription": "Counts data read, code read, and read for ownership (RFO) requests (demand & …
344 …"PublicDescription": "Counts data read, code read, and read for ownership (RFO) requests (demand &…
349 …"BriefDescription": "Counts data read, code read, and read for ownership (RFO) requests (demand & …
355 …"PublicDescription": "Counts data read, code read, and read for ownership (RFO) requests (demand &…
360 …"BriefDescription": "Counts data read, code read, and read for ownership (RFO) requests (demand & …
366 …"PublicDescription": "Counts data read, code read, and read for ownership (RFO) requests (demand &…
371 …"BriefDescription": "Counts data read, code read, and read for ownership (RFO) requests (demand & …
377 …"PublicDescription": "Counts data read, code read, and read for ownership (RFO) requests (demand &…
[all …]
/linux/tools/perf/pmu-events/arch/x86/graniterapids/
H A Dcache.json179 …"PublicDescription": "Counts the total number of RFO (read for ownership) requests to L2 cache. L2…
259 "PublicDescription": "Counts the RFO (Read-for-Ownership) requests that hit L2 cache.",
268 "PublicDescription": "Counts the RFO (Read-for-Ownership) requests that miss L2 cache.",
304 …Longest Latency cache). Requests include data and code reads, Reads-for-Ownership (RFOs), speculat…
313 …Longest Latency cache). Requests include data and code reads, Reads-for-Ownership (RFOs), speculat…
830 …fDescription": "Counts demand reads for ownership (RFO) requests and software prefetches for exclu…
836 …cDescription": "Counts demand reads for ownership (RFO) requests and software prefetches for exclu…
841 …fDescription": "Counts demand reads for ownership (RFO) requests and software prefetches for exclu…
847 …cDescription": "Counts demand reads for ownership (RFO) requests and software prefetches for exclu…
852 …fDescription": "Counts demand reads for ownership (RFO) requests and software prefetches for exclu…
[all …]
/linux/Documentation/bpf/
H A Dgraph_ds_impl.rst101 program has ownership of the pointee's (object pointed to by ``n``) lifetime.
102 The BPF program must pass off ownership before exiting - either via
107 "ownership is acquired" and "ownership is passed", respectively)
109 What should the verifier do with ``n`` after ownership is passed off? If the
115 When ownership is passed to ``tree`` via ``bpf_rbtree_add`` the answer is less
151 to pass ownership.
165 * Ownership of pointee must be 'released' by passing it to some graph API
205 has already been added (or already removed), as the ownership model
/linux/include/uapi/linux/
H A Dnl80211-vnd-intel.h15 * @IWL_MVM_VENDOR_CMD_HOST_GET_OWNERSHIP: asks for ownership on the device.
18 * kernel will manage on its own to get ownership of the device.
34 * 6) The user space asks iwlmei to request ownership on the device (with
36 * 7) iwlmei requests ownership from the CSME firmware
37 * 8) The CSME firmware grants ownership
/linux/kernel/printk/
H A Dnbcon.c83 * b) Gives up console ownership by clearing the 'prio' field.
250 * is safer to have them avoid gaining console ownership. in nbcon_context_try_acquire_direct()
303 * directly takes ownership. in nbcon_waiter_matches()
304 * 3. The higher priority context releases the ownership. in nbcon_waiter_matches()
305 * 4. Another lower priority context takes the ownership. in nbcon_waiter_matches()
367 * The previous owner should have never released ownership in nbcon_context_try_acquire_requested()
698 * nbcon_context_can_proceed - Check whether ownership can proceed
703 * ownership was handed over or taken.
756 * It is not clear whether the waiter really took over ownership. The in nbcon_context_can_proceed()
758 * ownership is needed for it to proceed. If yes, it must reacquire in nbcon_context_can_proceed()
[all …]
/linux/tools/perf/pmu-events/arch/x86/meteorlake/
H A Dmemory.json370 …"BriefDescription": "Counts demand reads for ownership (RFO) and software prefetches for exclusive…
376 …PublicDescription": "Counts demand reads for ownership (RFO) and software prefetches for exclusive…
382 …"BriefDescription": "Counts demand reads for ownership (RFO) and software prefetches for exclusive…
388 …PublicDescription": "Counts demand reads for ownership (RFO) and software prefetches for exclusive…
394 …efDescription": "Counts demand read for ownership (RFO) requests and software prefetches for exclu…
400 …icDescription": "Counts demand read for ownership (RFO) requests and software prefetches for exclu…
/linux/tools/perf/pmu-events/arch/x86/elkhartlake/
H A Dcache.json67 …in the Last Level Cache (LLC). Requests include demand loads, reads for ownership (RFO), instructi…
76 …ss the Last Level Cache (LLC). Requests include demand loads, reads for ownership (RFO), instructi…
672 …"BriefDescription": "Counts demand reads for ownership (RFO) and software prefetches for exclusive…
678 …PublicDescription": "Counts demand reads for ownership (RFO) and software prefetches for exclusive…
683 …"BriefDescription": "Counts demand reads for ownership (RFO) and software prefetches for exclusive…
689 …PublicDescription": "Counts demand reads for ownership (RFO) and software prefetches for exclusive…
694 …"BriefDescription": "Counts demand reads for ownership (RFO) and software prefetches for exclusive…
700 …PublicDescription": "Counts demand reads for ownership (RFO) and software prefetches for exclusive…
705 …"BriefDescription": "Counts demand reads for ownership (RFO) and software prefetches for exclusive…
711 …PublicDescription": "Counts demand reads for ownership (RFO) and software prefetches for exclusive…
[all …]
H A Dmemory.json233 …"BriefDescription": "Counts demand reads for ownership (RFO) and software prefetches for exclusive…
239 …PublicDescription": "Counts demand reads for ownership (RFO) and software prefetches for exclusive…
244 …"BriefDescription": "Counts demand reads for ownership (RFO) and software prefetches for exclusive…
250 …PublicDescription": "Counts demand reads for ownership (RFO) and software prefetches for exclusive…
255 …"BriefDescription": "Counts demand reads for ownership (RFO) and software prefetches for exclusive…
261 …PublicDescription": "Counts demand reads for ownership (RFO) and software prefetches for exclusive…
266 …"BriefDescription": "Counts demand reads for ownership (RFO) and software prefetches for exclusive…
272 …PublicDescription": "Counts demand reads for ownership (RFO) and software prefetches for exclusive…
/linux/tools/perf/pmu-events/arch/x86/snowridgex/
H A Dcache.json67 …in the Last Level Cache (LLC). Requests include demand loads, reads for ownership (RFO), instructi…
76 …ss the Last Level Cache (LLC). Requests include demand loads, reads for ownership (RFO), instructi…
672 …"BriefDescription": "Counts demand reads for ownership (RFO) and software prefetches for exclusive…
678 …PublicDescription": "Counts demand reads for ownership (RFO) and software prefetches for exclusive…
683 …"BriefDescription": "Counts demand reads for ownership (RFO) and software prefetches for exclusive…
689 …PublicDescription": "Counts demand reads for ownership (RFO) and software prefetches for exclusive…
694 …"BriefDescription": "Counts demand reads for ownership (RFO) and software prefetches for exclusive…
700 …PublicDescription": "Counts demand reads for ownership (RFO) and software prefetches for exclusive…
705 …"BriefDescription": "Counts demand reads for ownership (RFO) and software prefetches for exclusive…
711 …PublicDescription": "Counts demand reads for ownership (RFO) and software prefetches for exclusive…
[all …]
H A Dmemory.json233 …"BriefDescription": "Counts demand reads for ownership (RFO) and software prefetches for exclusive…
239 …PublicDescription": "Counts demand reads for ownership (RFO) and software prefetches for exclusive…
244 …"BriefDescription": "Counts demand reads for ownership (RFO) and software prefetches for exclusive…
250 …PublicDescription": "Counts demand reads for ownership (RFO) and software prefetches for exclusive…
255 …"BriefDescription": "Counts demand reads for ownership (RFO) and software prefetches for exclusive…
261 …PublicDescription": "Counts demand reads for ownership (RFO) and software prefetches for exclusive…
266 …"BriefDescription": "Counts demand reads for ownership (RFO) and software prefetches for exclusive…
272 …PublicDescription": "Counts demand reads for ownership (RFO) and software prefetches for exclusive…
/linux/tools/perf/pmu-events/arch/x86/lunarlake/
H A Dmemory.json390 …efDescription": "Counts demand read for ownership (RFO) requests and software prefetches for exclu…
396 …icDescription": "Counts demand read for ownership (RFO) requests and software prefetches for exclu…
402 …efDescription": "Counts demand read for ownership (RFO) requests and software prefetches for exclu…
408 …icDescription": "Counts demand read for ownership (RFO) requests and software prefetches for exclu…
414 …efDescription": "Counts demand read for ownership (RFO) requests and software prefetches for exclu…
420 …icDescription": "Counts demand read for ownership (RFO) requests and software prefetches for exclu…
/linux/tools/perf/pmu-events/arch/x86/emeraldrapids/
H A Dcache.json242 …"PublicDescription": "Counts the total number of RFO (read for ownership) requests to L2 cache. L2…
313 "PublicDescription": "Counts the RFO (Read-for-Ownership) requests that hit L2 cache.",
322 "PublicDescription": "Counts the RFO (Read-for-Ownership) requests that miss L2 cache.",
358 …Longest Latency cache). Requests include data and code reads, Reads-for-Ownership (RFOs), speculat…
367 …Longest Latency cache). Requests include data and code reads, Reads-for-Ownership (RFOs), speculat…
792 …fDescription": "Counts demand reads for ownership (RFO) requests and software prefetches for exclu…
798 …cDescription": "Counts demand reads for ownership (RFO) requests and software prefetches for exclu…
803 …fDescription": "Counts demand reads for ownership (RFO) requests and software prefetches for exclu…
809 …cDescription": "Counts demand reads for ownership (RFO) requests and software prefetches for exclu…
814 …fDescription": "Counts demand reads for ownership (RFO) requests and software prefetches for exclu…
[all …]
H A Dmemory.json276 …fDescription": "Counts demand reads for ownership (RFO) requests and software prefetches for exclu…
282 …cDescription": "Counts demand reads for ownership (RFO) requests and software prefetches for exclu…
287 …fDescription": "Counts demand reads for ownership (RFO) requests and software prefetches for exclu…
293 …cDescription": "Counts demand reads for ownership (RFO) requests and software prefetches for exclu…
298 …fDescription": "Counts demand reads for ownership (RFO) requests and software prefetches for exclu…
304 …cDescription": "Counts demand reads for ownership (RFO) requests and software prefetches for exclu…
309 …fDescription": "Counts demand reads for ownership (RFO) requests and software prefetches for exclu…
315 …cDescription": "Counts demand reads for ownership (RFO) requests and software prefetches for exclu…
/linux/tools/perf/pmu-events/arch/x86/sapphirerapids/
H A Dmemory.json276 …fDescription": "Counts demand reads for ownership (RFO) requests and software prefetches for exclu…
282 …cDescription": "Counts demand reads for ownership (RFO) requests and software prefetches for exclu…
287 …fDescription": "Counts demand reads for ownership (RFO) requests and software prefetches for exclu…
293 …cDescription": "Counts demand reads for ownership (RFO) requests and software prefetches for exclu…
298 …fDescription": "Counts demand reads for ownership (RFO) requests and software prefetches for exclu…
304 …cDescription": "Counts demand reads for ownership (RFO) requests and software prefetches for exclu…
309 …fDescription": "Counts demand reads for ownership (RFO) requests and software prefetches for exclu…
315 …cDescription": "Counts demand reads for ownership (RFO) requests and software prefetches for exclu…
H A Dcache.json242 …"PublicDescription": "Counts the total number of RFO (read for ownership) requests to L2 cache. L2…
313 "PublicDescription": "Counts the RFO (Read-for-Ownership) requests that hit L2 cache.",
322 "PublicDescription": "Counts the RFO (Read-for-Ownership) requests that miss L2 cache.",
358 …Longest Latency cache). Requests include data and code reads, Reads-for-Ownership (RFOs), speculat…
367 …Longest Latency cache). Requests include data and code reads, Reads-for-Ownership (RFOs), speculat…
844 …fDescription": "Counts demand reads for ownership (RFO) requests and software prefetches for exclu…
850 …cDescription": "Counts demand reads for ownership (RFO) requests and software prefetches for exclu…
855 …fDescription": "Counts demand reads for ownership (RFO) requests and software prefetches for exclu…
861 …cDescription": "Counts demand reads for ownership (RFO) requests and software prefetches for exclu…
866 …fDescription": "Counts demand reads for ownership (RFO) requests and software prefetches for exclu…
[all …]
/linux/tools/perf/pmu-events/arch/x86/pantherlake/
H A Dmemory.json240 …efDescription": "Counts demand read for ownership (RFO) requests and software prefetches for exclu…
246 …icDescription": "Counts demand read for ownership (RFO) requests and software prefetches for exclu…
252 …efDescription": "Counts demand read for ownership (RFO) requests and software prefetches for exclu…
258 …icDescription": "Counts demand read for ownership (RFO) requests and software prefetches for exclu…

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