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/linux/tools/testing/selftests/livepatch/
H A Dtest-callbacks.sh19 # - On livepatch enable, before the livepatch transition starts,
23 # transition completes.
26 # unpatching transition starts. klp_objects are reverted, post-patch
27 # callbacks execute and the transition completes.
41 livepatch: '$MOD_LIVEPATCH': initializing patching transition
44 livepatch: '$MOD_LIVEPATCH': starting patching transition
45 livepatch: '$MOD_LIVEPATCH': completing patching transition
50 livepatch: '$MOD_LIVEPATCH': initializing unpatching transition
53 livepatch: '$MOD_LIVEPATCH': starting unpatching transition
54 livepatch: '$MOD_LIVEPATCH': completing unpatching transition
[all...]
H A Dtest-state.sh24 livepatch: '$MOD_LIVEPATCH': initializing patching transition
27 livepatch: '$MOD_LIVEPATCH': starting patching transition
28 livepatch: '$MOD_LIVEPATCH': completing patching transition
33 livepatch: '$MOD_LIVEPATCH': initializing unpatching transition
36 livepatch: '$MOD_LIVEPATCH': starting unpatching transition
37 livepatch: '$MOD_LIVEPATCH': completing unpatching transition
56 livepatch: '$MOD_LIVEPATCH': initializing patching transition
59 livepatch: '$MOD_LIVEPATCH': starting patching transition
60 livepatch: '$MOD_LIVEPATCH': completing patching transition
66 livepatch: '$MOD_LIVEPATCH2': initializing patching transition
[all...]
H A Dtest-livepatch.sh38 livepatch: '$MOD_LIVEPATCH1': initializing patching transition
39 livepatch: '$MOD_LIVEPATCH1': starting patching transition
40 livepatch: '$MOD_LIVEPATCH1': completing patching transition
43 livepatch: '$MOD_LIVEPATCH1': initializing unpatching transition
44 livepatch: '$MOD_LIVEPATCH1': starting unpatching transition
45 livepatch: '$MOD_LIVEPATCH1': completing unpatching transition
82 livepatch: '$MOD_LIVEPATCH1': initializing patching transition
83 livepatch: '$MOD_LIVEPATCH1': starting patching transition
84 livepatch: '$MOD_LIVEPATCH1': completing patching transition
89 livepatch: '$MOD_REPLACE': initializing patching transition
[all …]
H A Dtest-sysfs.sh22 check_sysfs_rights "$MOD_LIVEPATCH" "transition" "-r--r--r--"
23 check_sysfs_value "$MOD_LIVEPATCH" "transition" "0"
33 livepatch: '$MOD_LIVEPATCH': initializing patching transition
34 livepatch: '$MOD_LIVEPATCH': starting patching transition
35 livepatch: '$MOD_LIVEPATCH': completing patching transition
38 livepatch: '$MOD_LIVEPATCH': initializing unpatching transition
39 livepatch: '$MOD_LIVEPATCH': starting unpatching transition
40 livepatch: '$MOD_LIVEPATCH': completing unpatching transition
62 livepatch: 'test_klp_callbacks_demo': initializing patching transition
64 livepatch: 'test_klp_callbacks_demo': starting patching transition
[all...]
H A Dtest-ftrace.sh40 livepatch: '$MOD_LIVEPATCH': initializing patching transition
44 livepatch: '$MOD_LIVEPATCH': canceling patching transition, going to unpatch
45 livepatch: '$MOD_LIVEPATCH': completing unpatching transition
51 livepatch: '$MOD_LIVEPATCH': initializing patching transition
52 livepatch: '$MOD_LIVEPATCH': starting patching transition
53 livepatch: '$MOD_LIVEPATCH': completing patching transition
57 livepatch: '$MOD_LIVEPATCH': initializing unpatching transition
58 livepatch: '$MOD_LIVEPATCH': starting unpatching transition
59 livepatch: '$MOD_LIVEPATCH': completing unpatching transition
H A Dtest-syscall.sh29 # wait for all tasks to transition to patched state
44 livepatch: '$MOD_SYSCALL': initializing patching transition
45 livepatch: '$MOD_SYSCALL': starting patching transition
46 livepatch: '$MOD_SYSCALL': completing patching transition
50 livepatch: '$MOD_SYSCALL': initializing unpatching transition
51 livepatch: '$MOD_SYSCALL': starting unpatching transition
52 livepatch: '$MOD_SYSCALL': completing unpatching transition
/linux/drivers/platform/x86/amd/pmf/
H A Dauto-mode.c27 data->transition[AUTO_TRANSITION_TO_PERFORMANCE].time_constant); in amd_pmf_dump_auto_mode_defaults()
29 data->transition[AUTO_TRANSITION_FROM_PERFORMANCE_TO_BALANCE].time_constant); in amd_pmf_dump_auto_mode_defaults()
31 data->transition[AUTO_TRANSITION_FROM_QUIET_TO_BALANCE].time_constant); in amd_pmf_dump_auto_mode_defaults()
33 data->transition[AUTO_TRANSITION_TO_QUIET].time_constant); in amd_pmf_dump_auto_mode_defaults()
42 data->transition[AUTO_TRANSITION_TO_PERFORMANCE].power_delta); in amd_pmf_dump_auto_mode_defaults()
44 data->transition[AUTO_TRANSITION_FROM_PERFORMANCE_TO_BALANCE].power_delta); in amd_pmf_dump_auto_mode_defaults()
46 data->transition[AUTO_TRANSITION_FROM_QUIET_TO_BALANCE].power_delta); in amd_pmf_dump_auto_mode_defaults()
48 data->transition[AUTO_TRANSITION_TO_QUIET].power_delta); in amd_pmf_dump_auto_mode_defaults()
160 if ((config_store.transition[i].shifting_up && avg_power >= in amd_pmf_trans_automode()
161 config_store.transition[i].power_threshold) || in amd_pmf_trans_automode()
[all …]
/linux/Documentation/admin-guide/pm/
H A Dsuspend-flows.rst12 At least one global system-wide transition needs to be carried out for the
15 transition to occur for this purpose, but the other sleep states, commonly
19 For those sleep states, the transition from the working state of the system into
21 of cases, whether this means a transition or a sleep state of the system should
22 be clear from the context) and the transition back from the sleep state into the
45 The following steps are taken in order to transition the system from the working
51 transition is about to occur and when the resume transition has finished.
61 of the transition is in progress (which might have been problematic for
66 transition.
93 deferred till the subsequent system resume transition as described
[all …]
/linux/net/llc/
H A Dllc_s_st.c23 /* dummy last-transition indicator; common to all state transition groups
29 /* state LLC_SAP_STATE_INACTIVE transition for
43 /* array of pointers; one to each transition */
49 /* state LLC_SAP_STATE_ACTIVE transition for LLC_SAP_EV_RX_UI event */
61 /* state LLC_SAP_STATE_ACTIVE transition for LLC_SAP_EV_UNITDATA_REQ event */
73 /* state LLC_SAP_STATE_ACTIVE transition for LLC_SAP_EV_XID_REQ event */
85 /* state LLC_SAP_STATE_ACTIVE transition for LLC_SAP_EV_RX_XID_C event */
97 /* state LLC_SAP_STATE_ACTIVE transition for LLC_SAP_EV_RX_XID_R event */
109 /* state LLC_SAP_STATE_ACTIVE transition for LLC_SAP_EV_TEST_REQ event */
121 /* state LLC_SAP_STATE_ACTIVE transition for LLC_SAP_EV_RX_TEST_C event */
[all …]
H A Dllc_sap.c109 * llc_find_sap_trans - finds transition for event
113 * This function finds transition that matches with happened event.
114 * Returns the pointer to found transition on success or %NULL for
139 * @trans: pointer to transition that it's actions must be performed
159 * llc_sap_next_state - finds transition, execs actions & change SAP state
163 * This function finds transition that matches with happened event, then
178 * Got the state to which we next transition; perform the actions in llc_sap_next_state()
179 * associated with this transition before actually transitioning to the in llc_sap_next_state()
186 * Transition SAP to next state if all actions execute successfully in llc_sap_next_state()
/linux/kernel/livepatch/
H A Dtransition.c3 * transition.c - Kernel Live Patching transition functions
15 #include "transition.h"
51 * "straggler" tasks which failed to transition in the first attempt.
87 * The transition to the target patch state is complete. Clean up the data
97 pr_debug("'%s': completing %s transition\n", in klp_complete_transition()
116 * func->transition gets cleared, the handler may choose a in klp_complete_transition()
124 func->transition = false; in klp_complete_transition()
160 * This is called in the error path, to cancel a transition before it has
162 * klp_start_transition() hasn't. If the transition *has* been started,
170 pr_debug("'%s': canceling patching transition, going to unpatch\n", in klp_cancel_transition()
[all …]
/linux/include/linux/mfd/
H A Ddb8500-prcmu.h137 * enum ap_pwrst_trans - Transition states defined in PRCMU firmware
138 * @NO_TRANSITION: No power state transition
139 * @APEXECUTE_TO_APSLEEP: Power state transition from ApExecute to ApSleep
140 * @APIDLE_TO_APSLEEP: Power state transition from ApIdle to ApSleep
141 * @APBOOT_TO_APEXECUTE: Power state transition from ApBoot to ApExecute
142 * @APEXECUTE_TO_APDEEPSLEEP: Power state transition from ApExecute to
144 * @APEXECUTE_TO_APIDLE: Power state transition from ApExecute to ApIdle
179 * @BOOT_TO_EXECUTEOK: The apBoot to apExecute state transition has been
181 * @DEEPSLEEPOK: The apExecute to apDeepSleep state transition has been
183 * @SLEEPOK: The apExecute to apSleep state transition has been completed
[all …]
/linux/tools/perf/pmu-events/arch/x86/ivytown/
H A Duncore-power.json11 "BriefDescription": "Core 0 C State Transition Cycles",
20 "BriefDescription": "Core 10 C State Transition Cycles",
29 "BriefDescription": "Core 11 C State Transition Cycles",
38 "BriefDescription": "Core 12 C State Transition Cycles",
47 "BriefDescription": "Core 13 C State Transition Cycles",
56 "BriefDescription": "Core 14 C State Transition Cycles",
65 "BriefDescription": "Core 1 C State Transition Cycles",
74 "BriefDescription": "Core 2 C State Transition Cycles",
83 "BriefDescription": "Core 3 C State Transition Cycles",
92 "BriefDescription": "Core 4 C State Transition Cycles",
[all …]
/linux/tools/perf/pmu-events/arch/x86/broadwellx/
H A Duncore-power.json11 "BriefDescription": "Core C State Transition Cycles",
20 "BriefDescription": "Core C State Transition Cycles",
29 "BriefDescription": "Core C State Transition Cycles",
38 "BriefDescription": "Core C State Transition Cycles",
47 "BriefDescription": "Core C State Transition Cycles",
56 "BriefDescription": "Core C State Transition Cycles",
65 "BriefDescription": "Core C State Transition Cycles",
74 "BriefDescription": "Core C State Transition Cycles",
83 "BriefDescription": "Core C State Transition Cycles",
92 "BriefDescription": "Core C State Transition Cycles",
[all …]
/linux/tools/perf/pmu-events/arch/x86/broadwellde/
H A Duncore-power.json11 "BriefDescription": "Core C State Transition Cycles",
20 "BriefDescription": "Core C State Transition Cycles",
29 "BriefDescription": "Core C State Transition Cycles",
38 "BriefDescription": "Core C State Transition Cycles",
47 "BriefDescription": "Core C State Transition Cycles",
56 "BriefDescription": "Core C State Transition Cycles",
65 "BriefDescription": "Core C State Transition Cycles",
74 "BriefDescription": "Core C State Transition Cycles",
83 "BriefDescription": "Core C State Transition Cycles",
92 "BriefDescription": "Core C State Transition Cycles",
[all …]
/linux/Documentation/livepatch/
H A Dlivepatch.rst85 transition state where tasks are converging to the patched state.
86 Usually this transition state can complete in a few seconds. The same
132 The /sys/kernel/livepatch/<patch>/transition file shows whether a patch
133 is in transition. Only a single patch can be in transition at a given
134 time. A patch can remain in transition indefinitely, if any of the tasks
137 A transition can be reversed and effectively canceled by writing the
139 the transition is in progress. Then all the tasks will attempt to
144 If a patch is in transition, this file shows 0 to indicate the task is
146 transition, it shows -1. Any tasks which are blocking the transition
154 Administrator can also affect a transition through
[all …]
H A Dcumulative-patches.rst15 from all older livepatches and completely replace them in one transition.
30 Once the transition is finished, all older patches are automatically
41 the transition to has finished. It helps to clearly see what code is
74 only when the transition was not forced.
89 for a smooth transition.
/linux/tools/perf/pmu-events/arch/x86/haswellx/
H A Duncore-power.json11 "BriefDescription": "Core C State Transition Cycles",
20 "BriefDescription": "Core C State Transition Cycles",
29 "BriefDescription": "Core C State Transition Cycles",
38 "BriefDescription": "Core C State Transition Cycles",
47 "BriefDescription": "Core C State Transition Cycles",
56 "BriefDescription": "Core C State Transition Cycles",
65 "BriefDescription": "Core C State Transition Cycles",
74 "BriefDescription": "Core C State Transition Cycles",
83 "BriefDescription": "Core C State Transition Cycles",
92 "BriefDescription": "Core C State Transition Cycles",
[all …]
/linux/include/linux/
H A Dlivepatch.h39 * @transition: the func is currently being applied or reverted
41 * The patched and transition variables define the func's patching state. When
44 * patched=0 transition=0: unpatched
45 * patched=0 transition=1: unpatched, temporary starting state
46 * patched=1 transition=1: patched, may be visible to some tasks
47 * patched=1 transition=0: patched, visible to all tasks
51 * patched=1 transition=0: patched, visible to all tasks
52 * patched=1 transition=1: patched, may be visible to some tasks
53 * patched=0 transition=1: unpatched, temporary ending state
54 * patched=0 transition=0: unpatched
[all …]
/linux/drivers/firmware/arm_scmi/
H A Dscmi_power_control.c13 * required system transition depending on the kind of request.
75 * @required_transition: The requested transition as decribed in the received
80 * @forceful_work: A worker used to trigger a forceful transition once a
109 * system transition
114 * When an ongoing system transition is detected, compatible with the one
150 * scmi_request_forceful_transition - Request forceful SystemPower transition
153 * Initiates the required SystemPower transition without involving userspace:
200 * scmi_request_graceful_transition - Request graceful SystemPower transition
205 * Initiates the required SystemPower transition, requesting userspace
211 * case to trigger a forceful transition.
[all …]
/linux/drivers/scsi/isci/
H A Dremote_node_context.h95 * request the remote node context will transition to the posting state.
97 * @SCI_RNC_POSTING: transition state that posts the RNi to the hardware. Once
100 * @SCI_RNC_INVALIDATING: transition state that will post an RNC invalidate to
102 * transition to the posting state.
104 * @SCI_RNC_RESUMING: transition state that will post an RNC resume to the
106 * remote node context will transition to the ready state.
184 * called when the requested state transition is complete.
190 * state transition is completed.
/linux/tools/perf/pmu-events/arch/x86/jaketown/
H A Duncore-power.json11 "BriefDescription": "Core C State Transition Cycles",
20 "BriefDescription": "Core C State Transition Cycles",
29 "BriefDescription": "Core C State Transition Cycles",
38 "BriefDescription": "Core C State Transition Cycles",
47 "BriefDescription": "Core C State Transition Cycles",
56 "BriefDescription": "Core C State Transition Cycles",
65 "BriefDescription": "Core C State Transition Cycles",
74 "BriefDescription": "Core C State Transition Cycles",
310 "BriefDescription": "Total Core C State Transition Cycles",
324 …ts to monitor the number of cores or threads that were impacted by the transition. This event is …
[all …]
/linux/drivers/base/power/
H A Dmain.c342 * @state: PM transition of the system being carried out.
373 * @state: PM transition of the system being carried out.
407 * @state: PM transition of the system being carried out.
564 * - %false if the transition under way is RESTORE.
565 * - Return value of dev_pm_skip_suspend() if the transition under way is THAW.
567 * transition under way is RESUME).
612 * @state: PM transition of the system being carried out.
748 * @state: PM transition of the system being carried out.
764 * @state: PM transition of the system being carried out.
840 * @state: PM transition of the system being carried out.
[all …]
/linux/drivers/gpu/drm/ci/xfails/
H A Damdgpu-stoney-fails.txt21 kms_atomic_transition@plane-all-modeset-transition-internal-panels,Fail
22 kms_atomic_transition@plane-all-transition,Fail
23 kms_atomic_transition@plane-all-transition-nonblocking,Fail
24 kms_atomic_transition@plane-toggle-modeset-transition,Fail
/linux/drivers/clk/qcom/
H A Dgdsc.h27 * @en_rest_wait_val: transition delay value for receiving enr ack signal
28 * @en_few_wait_val: transition delay value for receiving enf ack signal
29 * @clk_dis_wait_val: transition delay value for halting clock
52 * There is no SW control to transition a GDSC into

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