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/linux/tools/perf/
H A Dbuiltin-inject.c3 * builtin-inject.c
5 * Builtin inject command: Examine the live mode (stdin) event stream
162 static int output_bytes(struct perf_inject *inject, void *buf, size_t sz) in output_bytes() argument
166 size = perf_data__write(&inject->output, buf, sz); in output_bytes()
170 inject->bytes_written += size; in output_bytes()
178 struct perf_inject *inject = container_of(tool, struct perf_inject, in perf_event__repipe_synth() local
181 return output_bytes(inject, event, event->header.size); in perf_event__repipe_synth()
218 struct perf_inject *inject = container_of(tool, struct perf_inject, in perf_event__repipe_attr() local
227 if (!inject->output.is_pipe) in perf_event__repipe_attr()
242 static int copy_bytes(struct perf_inject *inject, struct perf_data *data, off_t size) in copy_bytes() argument
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/linux/Documentation/fault-injection/
H A Dnotifier-error-inject.rst4 Notifier error injection provides the ability to inject artificial errors to
18 /sys/kernel/debug/notifier-error-inject/pm/actions/<notifier event>/error
26 Example: Inject PM suspend error (-12 = -ENOMEM)::
28 # cd /sys/kernel/debug/notifier-error-inject/pm/
37 /sys/kernel/debug/notifier-error-inject/memory/actions/<notifier event>/error
44 Example: Inject memory hotplug offline error (-12 == -ENOMEM)::
46 # cd /sys/kernel/debug/notifier-error-inject/memory
55 /sys/kernel/debug/notifier-error-inject/pSeries-reconfig/actions/<notifier event>/error
68 /sys/kernel/debug/notifier-error-inject/netdev/actions/<notifier event>/error
82 Example: Inject netdevice mtu change error (-22 == -EINVAL)::
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/linux/drivers/misc/
H A Dxilinx_tmr_inject.c3 * Driver for Xilinx TMR Inject IP.
8 * This driver is developed for TMR Inject IP,The Triple Modular Redundancy(TMR)
9 * Inject provides fault injection.
17 #include <linux/fault-inject.h>
19 /* TMR Inject Register offsets */
34 * struct xtmr_inject_dev - Driver data for TMR Inject
95 /* Initialize the address inject and instruction inject registers */ in xtmr_inject_init()
137 /* Initialize TMR Inject */ in xtmr_inject_probe()
155 .compatible = "xlnx,tmr-inject-1.0",
171 MODULE_DESCRIPTION("Xilinx TMR Inject Driver");
/linux/tools/perf/Documentation/
H A Dperf-inject.txt1 perf-inject(1)
6 perf-inject - Filter to augment the events stream with additional information
11 'perf inject <options>'
15 perf-inject reads a perf-record event stream and repipes it to stdout. At any
16 point the processing code can inject other events into the event stream - in
20 Build-ids are just the first user of perf-inject - potentially anything that
28 Inject build-ids of DSOs hit by samples into the output stream.
32 Inject build-ids of all DSOs into the output stream regardless of hits
36 Override build-ids to inject using these comma-separated pairs of
112 :GMEXAMPLECMD: inject
H A Dintel-bts.txt80 perf inject
83 perf inject also accepts the --itrace option in which case tracing data is
86 perf inject --itrace -i perf.data -o perf.data.new
/linux/tools/testing/selftests/net/
H A Dvlan_bridge_binding.sh120 local inject=$1; shift
131 $inject
137 $inject
143 $inject
149 $inject
158 local inject=$1; shift
161 do_test_binding "$inject" "$what" \
170 local inject=$1; shift
173 do_test_binding "$inject" "$what" \
/linux/Documentation/devicetree/bindings/misc/
H A Dxlnx,tmr-inject.yaml4 $id: http://devicetree.org/schemas/misc/xlnx,tmr-inject.yaml#
7 title: Xilinx Triple Modular Redundancy(TMR) Inject IP
13 The Triple Modular Redundancy(TMR) Inject core provides functional fault
21 - xlnx,tmr-inject-1.0
43 fault-inject@44a30000 {
44 compatible = "xlnx,tmr-inject-1.0";
/linux/Documentation/sound/designs/
H A Djack-injection.rst8 Here jack injection means users could inject plugin or plugout events
13 in this case, we could inject plugin or plugout events to an audio
26 To inject events to audio jacks, we need to enable the jack injection
28 change the state by hardware events anymore, we could inject plugin or
132 Jack: Headphone Jack Inject Enabled: 0
139 Jack: Headphone Jack Inject Enabled: 1
154 write-only, inject plugin or plugout
156 - to inject plugin:
162 - to inject plugout:
/linux/drivers/edac/
H A Di7core_edac.c258 struct i7core_inject inject; member
656 Also, since a change at an inject parameter will be applied only at enable,
664 pvt->inject.enable = 0; in disable_inject()
666 if (!pvt->pci_ch[pvt->inject.channel][0]) in disable_inject()
669 pci_write_config_dword(pvt->pci_ch[pvt->inject.channel][0], in disable_inject()
676 * i7core inject inject.section
678 * accept and store error injection inject.section value
691 if (pvt->inject.enable) in i7core_inject_section_store()
698 pvt->inject.section = (u32) value; in i7core_inject_section_store()
708 return sprintf(data, "0x%08x\n", pvt->inject.section); in i7core_inject_section_show()
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H A Docteon_edac-lmc.c29 unsigned long inject; member
78 if (!pvt->inject) in octeon_lmc_edac_poll_o2()
90 if (likely(!pvt->inject)) in octeon_lmc_edac_poll_o2()
120 if (likely(!pvt->inject)) in octeon_lmc_edac_poll_o2()
123 pvt->inject = 0; in octeon_lmc_edac_poll_o2()
154 TEMPLATE_SHOW(inject);
155 TEMPLATE_STORE(inject);
197 static DEVICE_ATTR(inject, S_IRUGO | S_IWUSR,
/linux/net/rxrpc/
H A DKconfig34 bool "Inject packet loss into RxRPC packet stream"
36 Say Y here to inject packet loss by discarding some received and some
40 bool "Inject delay into packet reception"
43 Say Y here to inject a delay into packet reception, allowing an
/linux/tools/testing/selftests/hid/
H A Dhidraw.c58 * Inject one event in the uhid device, in TEST_F()
66 /* inject one event */ in TEST_F()
88 /* inject one event */ in TEST_F()
104 /* inject one other event */ in TEST_F()
148 /* inject one event */ in TEST_F()
185 /* inject one event from hidraw */ in TEST_F()
210 /* inject one other event */ in TEST_F()
H A Dhid_bpf.c152 * inject one event in the uhid device,
169 /* inject one event */ in TEST_F()
184 /* inject another event */ in TEST_F()
203 * inject one event in the uhid device,
216 /* inject one event */ in TEST_F()
228 /* inject another event */ in TEST_F()
280 /* inject one event */ in TEST_F()
309 /* inject another event */ in TEST_F()
328 /* inject one event */ in TEST_F()
346 * inject one event in the uhid device,
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/linux/drivers/vfio/
H A Dvirqfd.c53 schedule_work(&virqfd->inject); in virqfd_wakeup()
91 flush_work(&virqfd->inject); in virqfd_shutdown()
99 struct virqfd *virqfd = container_of(work, struct virqfd, inject); in virqfd_inject()
108 flush_work(&virqfd->inject); in virqfd_flush_inject()
132 INIT_WORK(&virqfd->inject, virqfd_inject); in vfio_virqfd_enable()
181 schedule_work(&virqfd->inject); in vfio_virqfd_enable()
/linux/arch/x86/kernel/cpu/mce/
H A DMakefile9 mce-inject-y := inject.o
10 obj-$(CONFIG_X86_MCE_INJECT) += mce-inject.o
/linux/lib/
H A DMakefile21 KCOV_INSTRUMENT_fault-inject.o := n
186 obj-$(CONFIG_FAULT_INJECTION) += fault-inject.o
187 obj-$(CONFIG_FAULT_INJECTION_USERCOPY) += fault-inject-usercopy.o
188 obj-$(CONFIG_NOTIFIER_ERROR_INJECTION) += notifier-error-inject.o
189 obj-$(CONFIG_PM_NOTIFIER_ERROR_INJECT) += pm-notifier-error-inject.o
190 obj-$(CONFIG_NETDEV_NOTIFIER_ERROR_INJECT) += netdev-notifier-error-inject.o
191 obj-$(CONFIG_MEMORY_NOTIFIER_ERROR_INJECT) += memory-notifier-error-inject.o
193 of-reconfig-notifier-error-inject.o
194 obj-$(CONFIG_FUNCTION_ERROR_INJECTION) += error-inject.o
H A Dtest_firmware.c134 struct upload_inject_err inject; member
1147 tst->inject.prog = prog; in upload_err_inject_error()
1148 tst->inject.err_code = err; in upload_err_inject_error()
1199 if (strncmp(data, "inject:", strlen("inject:")) == 0) in test_fw_upload_prepare()
1200 upload_err_inject_prog(tst, data + strlen("inject:")); in test_fw_upload_prepare()
1205 if (tst->inject.err_code == FW_UPLOAD_ERR_NONE || in test_fw_upload_prepare()
1206 strncmp(tst->inject.prog, progress, strlen(progress)) != 0) in test_fw_upload_prepare()
1209 if (tst->inject.err_code == FW_UPLOAD_ERR_CANCELED) in test_fw_upload_prepare()
1212 ret = tst->inject.err_code; in test_fw_upload_prepare()
1219 tst->inject.err_code = FW_UPLOAD_ERR_NONE; in test_fw_upload_prepare()
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H A Dfault-inject-usercopy.c2 #include <linux/fault-inject.h>
3 #include <linux/fault-inject-usercopy.h>
/linux/Documentation/firmware-guide/acpi/apei/
H A Deinj.rst122 The error injection mechanism is a two-step process. First inject the
207 # echo 1 > error_inject # Inject now
228 # echo 1 > error_inject # Inject now
248 # cd 0000:e0:01.1 # Navigate to dport to inject into
249 # echo 0x8000 > einj_inject # Inject error
256 trigger that will inject the error on the next write to the target
262 2) Use "notrigger=1" mode to inject (this will setup
263 the injection address, but will not actually inject)
/linux/Documentation/mm/
H A Dhwpoison.rst49 KVM can inject the machine check into the guest with the proper
112 * hwpoison-inject module through debugfs ``/sys/kernel/debug/hwpoison/``
115 Inject hwpoison fault at PFN echoed into this file. This does
159 x86 has mce-inject, mce-test
172 git://git.kernel.org/pub/scm/utils/cpu/mce/mce-inject.git
/linux/drivers/s390/cio/
H A Dcio_inject.c3 * CIO inject interface
26 * crw_inject : Initiate the artificial CRW inject
94 pr_warn("CIO inject is not enabled - ignoring CRW inject\n"); in crw_inject_write()
/linux/tools/testing/selftests/kvm/x86/
H A Dnested_exceptions_test.c190 static void queue_ss_exception(struct kvm_vcpu *vcpu, bool inject) in queue_ss_exception() argument
202 events.exception.pending = !inject; in queue_ss_exception()
203 events.exception.injected = inject; in queue_ss_exception()
264 * Inject #SS, the #SS should bypass interception and cause #GP, which in main()
273 * Inject #SS, the #SS should bypass interception and cause #GP, which in main()
282 * Inject #SS yet again. L1 is not intercepting #GP or #DF, and so in main()
/linux/tools/testing/selftests/memory-hotplug/
H A Dmem-on-off-test.sh243 NOTIFIER_ERR_INJECT_DIR=$DEBUGFS/notifier-error-inject/memory
249 /sbin/modprobe -q -r memory-notifier-error-inject
250 /sbin/modprobe -q memory-notifier-error-inject priority=$priority
258 echo $msg memory-notifier-error-inject module is not available >&2
305 /sbin/modprobe -q -r memory-notifier-error-inject
/linux/arch/loongarch/kvm/
H A Dtimer.c87 * host. Host should not inject timer irq to avoid spurious in kvm_restore_timer()
94 * Writing 0 to LOONGARCH_CSR_TVAL will inject timer irq in kvm_restore_timer()
123 * Inject timer here though sw timer should inject timer in kvm_restore_timer()
/linux/kernel/irq/
H A Dresend.c122 int check_irq_resend(struct irq_desc *desc, bool inject) in check_irq_resend() argument
139 if (!(desc->istate & IRQS_PENDING) && !inject) in check_irq_resend()
155 * irq_inject_interrupt - Inject an interrupt for testing/error injection
184 * Only try to inject when the interrupt is: in irq_inject_interrupt()

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