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/linux/tools/testing/selftests/ptrace/
H A Dset_syscall_info.c132 const kernel_ulong_t dummy[] = { in TEST() local
144 ASSERT_EQ(sizeof(dummy), write(splice_in[1], dummy, sizeof(dummy))); in TEST()
156 dummy[0], dummy[1], dummy[2], in TEST()
157 dummy[3], dummy[4], dummy[5] in TEST()
162 dummy[0], dummy[1], dummy[2], in TEST()
163 dummy[3], dummy[4], dummy[5] in TEST()
178 dummy[1], dummy[2], in TEST()
179 dummy[3], dummy[4], dummy[5] in TEST()
185 dummy[1], dummy[2], in TEST()
186 dummy[3], dummy[4], dummy[5] in TEST()
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/linux/sound/drivers/
H A Ddummy.c564 struct snd_dummy *dummy = snd_pcm_substream_chip(substream); in dummy_pcm_open() local
565 const struct dummy_model *model = dummy->model; in dummy_pcm_open()
581 runtime->hw = dummy->pcm_hw; in dummy_pcm_open()
690 static int snd_card_dummy_pcm(struct snd_dummy *dummy, int device, in snd_card_dummy_pcm() argument
697 err = snd_pcm_new(dummy->card, "Dummy PCM", device, in snd_card_dummy_pcm()
701 dummy->pcm = pcm; in snd_card_dummy_pcm()
708 pcm->private_data = dummy; in snd_card_dummy_pcm()
746 struct snd_dummy *dummy = snd_kcontrol_chip(kcontrol); in snd_dummy_volume_get() local
749 guard(spinlock_irq)(&dummy->mixer_lock); in snd_dummy_volume_get()
750 ucontrol->value.integer.value[0] = dummy->mixer_volume[addr][0]; in snd_dummy_volume_get()
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/linux/tools/testing/selftests/net/forwarding/
H A Dfib_offload_lib.sh63 ip -n $ns link add name dummy$i type dummy
64 ip -n $ns link set dev dummy$i up
85 ip -n $ns link del dev dummy$i
95 ip -n $ns link add name dummy1 type dummy
124 ip -n $ns link add name dummy1 type dummy
155 ip -n $ns link add name dummy$i type dummy
156 ip -n $ns link set dev dummy$i up
180 ip -n $ns link del dev dummy$i
191 ip -n $ns link add name dummy1 type dummy
223 ip -n $ns link add name dummy1 type dummy
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/linux/include/trace/events/
H A Dcontext_tracking.h12 TP_PROTO(int dummy),
14 TP_ARGS(dummy),
17 __field( int, dummy )
21 __entry->dummy = dummy;
36 TP_PROTO(int dummy),
38 TP_ARGS(dummy)
50 TP_PROTO(int dummy),
52 TP_ARGS(dummy)
/linux/tools/testing/selftests/drivers/net/netdevsim/
H A Ddevlink.sh41 echo "SKIP: unable to find suitable dummy firmware file"
272 check_region_size dummy
273 check_region_snapshot_count dummy initial 0
276 check_err $? "Failed to take first dummy region snapshot"
277 check_region_snapshot_count dummy post-first-snapshot 1
280 check_err $? "Failed to take second dummy region snapshot"
281 check_region_snapshot_count dummy post-second-snapshot 2
284 check_err $? "Failed to take third dummy region snapshot"
285 check_region_snapshot_count dummy post-third-snapshot 3
287 devlink region del $DL_HANDLE/dummy snapsho
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H A Dfib.sh111 ip -n testns1 link add name dummy1 type dummy
133 ip -n testns1 link add name dummy1 type dummy
169 ip -n testns1 link add name dummy1 type dummy
250 ip -n testns1 link add name dummy1 type dummy
273 ip -n testns1 link add name dummy$i type dummy
274 ip -n testns1 link set dev dummy$i up
275 ip -n testns1 address add 2001:db8:$i::1/64 dev dummy$i
290 ip -n testns1 link del dev dummy$i
300 ip -n testns1 link add name dummy1 type dummy
337 ip -n testns1 link add name dummy1 type dummy
/linux/kernel/kcsan/
H A Dselftest.c119 atomic_t dummy; in test_barrier() local
155 KCSAN_CHECK_READ_BARRIER(atomic_set_release(&dummy, 0)); in test_barrier()
156 KCSAN_CHECK_READ_BARRIER(atomic_add_return(1, &dummy)); in test_barrier()
157 KCSAN_CHECK_READ_BARRIER(atomic_add_return_release(1, &dummy)); in test_barrier()
158 KCSAN_CHECK_READ_BARRIER(atomic_fetch_add(1, &dummy)); in test_barrier()
159 KCSAN_CHECK_READ_BARRIER(atomic_fetch_add_release(1, &dummy)); in test_barrier()
184 KCSAN_CHECK_WRITE_BARRIER(atomic_set_release(&dummy, 0)); in test_barrier()
185 KCSAN_CHECK_WRITE_BARRIER(atomic_add_return(1, &dummy)); in test_barrier()
186 KCSAN_CHECK_WRITE_BARRIER(atomic_add_return_release(1, &dummy)); in test_barrier()
187 KCSAN_CHECK_WRITE_BARRIER(atomic_fetch_add(1, &dummy)); in test_barrier()
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H A Dkcsan_test.c536 atomic_t dummy = ATOMIC_INIT(0); in test_barrier_nothreads() local
591 KCSAN_EXPECT_READ_BARRIER(atomic_read(&dummy), false); in test_barrier_nothreads()
592 KCSAN_EXPECT_READ_BARRIER(atomic_read_acquire(&dummy), false); in test_barrier_nothreads()
593 KCSAN_EXPECT_READ_BARRIER(atomic_set(&dummy, 0), false); in test_barrier_nothreads()
594 KCSAN_EXPECT_READ_BARRIER(atomic_set_release(&dummy, 0), true); in test_barrier_nothreads()
595 KCSAN_EXPECT_READ_BARRIER(atomic_add(1, &dummy), false); in test_barrier_nothreads()
596 KCSAN_EXPECT_READ_BARRIER(atomic_add_return(1, &dummy), true); in test_barrier_nothreads()
597 KCSAN_EXPECT_READ_BARRIER(atomic_add_return_acquire(1, &dummy), false); in test_barrier_nothreads()
598 KCSAN_EXPECT_READ_BARRIER(atomic_add_return_release(1, &dummy), true); in test_barrier_nothreads()
599 KCSAN_EXPECT_READ_BARRIER(atomic_add_return_relaxed(1, &dummy), false); in test_barrier_nothreads()
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/linux/lib/crypto/arm/
H A Dsha1-armv7-neon.S140 _R_##f(a,b,c,d,e,i,dummy,dummy,dummy,i16,\
143 #define dummy(...) macro
389 WPRECALC_32_79_6, dummy, WPRECALC_32_79_7, 32,
392 WPRECALC_32_79_8, dummy, WPRECALC_32_79_9, 32,
402 WPRECALC_32_79_6, dummy, WPRECALC_32_79_7, 36,
405 WPRECALC_32_79_8, dummy, WPRECALC_32_79_9, 36,
417 WPRECALC_32_79_6, dummy, WPRECALC_32_79_7, 40,
420 WPRECALC_32_79_8, dummy, WPRECALC_32_79_9, 40,
430 WPRECALC_32_79_6, dummy, WPRECALC_32_79_7, 44,
433 WPRECALC_32_79_8, dummy, WPRECALC_32_79_9, 44,
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/linux/drivers/usb/host/
H A Dehci-mem.c61 if (qh->dummy) in qh_destroy()
62 ehci_qtd_free (ehci, qh->dummy); in qh_destroy()
85 qh->dummy = ehci_qtd_alloc (ehci, flags); in ehci_qh_alloc()
86 if (qh->dummy == NULL) { in ehci_qh_alloc()
112 if (ehci->dummy) in ehci_mem_cleanup()
113 qh_destroy(ehci, ehci->dummy); in ehci_mem_cleanup()
114 ehci->dummy = NULL; in ehci_mem_cleanup()
197 ehci->dummy = ehci_qh_alloc(ehci, flags); in ehci_mem_init()
198 if (!ehci->dummy) in ehci_mem_init()
201 hw = ehci->dummy->hw; in ehci_mem_init()
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/linux/tools/testing/selftests/net/
H A Dnetns-name.sh7 DEV=dummy-dev0
8 DEV2=dummy-dev1
43 ip -netns $test_ns link add name $DEV type dummy
44 ip -netns $NS link add name $DEV type dummy || fail
54 ip -netns $test_ns link add name $DEV type dummy
55 ip -netns $NS link add name $DEV type dummy || fail
64 ip -netns $test_ns link add name $DEV type dummy || fail
66 ip -netns $NS link add name $DEV2 type dummy || fail
78 ip -netns $NS link add name $DEV type dummy || fail
89 ip -netns $NS link add name $DEV index 100 type dummy || fail
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/linux/drivers/i2c/busses/
H A Di2c-designware-slave.c68 unsigned int stat, dummy; in i2c_dw_read_clear_intrbits_slave() local
92 regmap_read(dev->map, DW_IC_CLR_TX_ABRT, &dummy); in i2c_dw_read_clear_intrbits_slave()
94 regmap_read(dev->map, DW_IC_CLR_RX_UNDER, &dummy); in i2c_dw_read_clear_intrbits_slave()
96 regmap_read(dev->map, DW_IC_CLR_RX_OVER, &dummy); in i2c_dw_read_clear_intrbits_slave()
98 regmap_read(dev->map, DW_IC_CLR_TX_OVER, &dummy); in i2c_dw_read_clear_intrbits_slave()
100 regmap_read(dev->map, DW_IC_CLR_RX_DONE, &dummy); in i2c_dw_read_clear_intrbits_slave()
102 regmap_read(dev->map, DW_IC_CLR_ACTIVITY, &dummy); in i2c_dw_read_clear_intrbits_slave()
104 regmap_read(dev->map, DW_IC_CLR_STOP_DET, &dummy); in i2c_dw_read_clear_intrbits_slave()
106 regmap_read(dev->map, DW_IC_CLR_START_DET, &dummy); in i2c_dw_read_clear_intrbits_slave()
108 regmap_read(dev->map, DW_IC_CLR_GEN_CALL, &dummy); in i2c_dw_read_clear_intrbits_slave()
H A Di2c-fsi.c218 u32 mode, dummy = 0; in fsi_i2c_set_port() local
233 return fsi_i2c_write_reg(fsi, I2C_FSI_RESET_ERR, &dummy); in fsi_i2c_set_port()
300 u32 dummy; in fsi_i2c_read_fifo() local
317 rc = fsi_device_read(i2c->fsi, I2C_FSI_FIFO, &dummy, in fsi_i2c_read_fifo()
342 u32 dummy = 0; in fsi_i2c_set_scl() local
347 fsi_i2c_write_reg(i2c->fsi, I2C_FSI_SET_SCL, &dummy); in fsi_i2c_set_scl()
349 fsi_i2c_write_reg(i2c->fsi, I2C_FSI_RESET_SCL, &dummy); in fsi_i2c_set_scl()
365 u32 dummy = 0; in fsi_i2c_set_sda() local
370 fsi_i2c_write_reg(i2c->fsi, I2C_FSI_SET_SDA, &dummy); in fsi_i2c_set_sda()
372 fsi_i2c_write_reg(i2c->fsi, I2C_FSI_RESET_SDA, &dummy); in fsi_i2c_set_sda()
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/linux/Documentation/trace/coresight/
H A Dcoresight-dummy.rst13 The Coresight dummy trace module is for the specific devices that kernel don't
15 platforms. For these devices, a dummy driver is needed to register them as
18 It provides Coresight API for operations on dummy devices, such as enabling and
19 disabling them. It also provides the Coresight dummy sink/source paths for
25 There are two types of nodes, dummy sink and dummy source. These nodes
30 $ ls -l /sys/bus/coresight/devices | grep dummy
/linux/drivers/net/can/usb/peak_usb/
H A Dpcan_usb_pro.h41 u8 dummy; member
55 u8 dummy; member
84 __le16 dummy; member
102 u8 dummy; member
108 u8 dummy; member
115 __le16 dummy; member
158 u8 dummy[3]; member
/linux/drivers/misc/
H A Dcs5535-mfgpt.c48 uint32_t msr, mask, value, dummy; in cs5535_mfgpt_toggle_event() local
85 rdmsr(msr, value, dummy); in cs5535_mfgpt_toggle_event()
92 wrmsr(msr, value, dummy); in cs5535_mfgpt_toggle_event()
100 uint32_t zsel, lpc, dummy; in cs5535_mfgpt_set_irq() local
116 rdmsr(MSR_PIC_ZSEL_LOW, zsel, dummy); in cs5535_mfgpt_set_irq()
130 rdmsr(MSR_PIC_IRQM_LPC, lpc, dummy); in cs5535_mfgpt_set_irq()
139 wrmsr(MSR_PIC_ZSEL_LOW, zsel, dummy); in cs5535_mfgpt_set_irq()
252 uint32_t val, dummy; in reset_all_timers() local
255 val = 0xFF; dummy = 0; in reset_all_timers()
256 wrmsr(MSR_MFGPT_SETUP, val, dummy); in reset_all_timers()
/linux/lib/crypto/mpi/
H A Dmpih-div.c34 mpi_limb_t dummy __maybe_unused; in mpihelp_mod_1()
67 udiv_qrnnd(divisor_limb_inverted, dummy, in mpihelp_mod_1()
81 UDIV_QRNND_PREINV(dummy, r, r, in mpihelp_mod_1()
87 UDIV_QRNND_PREINV(dummy, r, r, in mpihelp_mod_1()
103 udiv_qrnnd(divisor_limb_inverted, dummy, in mpihelp_mod_1()
116 UDIV_QRNND_PREINV(dummy, r, r, in mpihelp_mod_1()
140 udiv_qrnnd(dummy, r, r, in mpihelp_mod_1()
146 udiv_qrnnd(dummy, r, r, in mpihelp_mod_1()
165 udiv_qrnnd(dummy, r, r, n0, divisor_limb); in mpihelp_mod_1()
385 mpi_limb_t dummy __maybe_unused; in mpihelp_divmod_1()
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/linux/tools/testing/selftests/fpu/
H A Dtest_fpu.c20 char dummy[1]; in main() local
29 if (read(fd, dummy, 1) < 0) { in main()
35 if (read(fd, dummy, 1) < 0) { in main()
50 if (read(fd, dummy, 1) < 0) { in main()
/linux/arch/s390/mm/
H A Dextmem.c169 unsigned long dummy, vmrc; in query_segment_type() local
187 diag_cc = dcss_diag(&segext_scode, qin, &dummy, &vmrc); in query_segment_type()
299 unsigned long start_addr, end_addr, dummy; in __segment_load() local
356 &dummy, &dummy); in __segment_load()
364 &dummy, &dummy); in __segment_load()
460 unsigned long start_addr, end_addr, dummy; in segment_modify_shared() local
497 dcss_diag(&purgeseg_scode, seg->dcss_name, &dummy, &dummy); in segment_modify_shared()
525 dcss_diag(&purgeseg_scode, seg->dcss_name, &dummy, &dummy); in segment_modify_shared()
535 unsigned long dummy; in __dcss_diag_purge_on_cpu_0() local
537 dcss_diag(&purgeseg_scode, seg->dcss_name, &dummy, &dummy); in __dcss_diag_purge_on_cpu_0()
/linux/arch/sh/kernel/vsyscall/
H A DMakefile8 targets += vsyscall-note.o vsyscall.lds vsyscall-dummy.o
28 SYSCFLAGS_vsyscall-dummy.o = -r
29 $(obj)/vsyscall-dummy.o: $(obj)/vsyscall.lds \
34 $(obj)/vsyscall-syms.o: $(obj)/vsyscall-dummy.o FORCE
/linux/include/xen/interface/io/
H A Dpvcalls.h82 uint8_t dummy[56]; member
83 } dummy; member
115 uint8_t dummy[8]; member
116 } dummy; member
/linux/samples/livepatch/
H A Dlivepatch-shadow-fix1.c42 struct dummy { struct
65 static struct dummy *livepatch_fix1_dummy_alloc(void) in livepatch_fix1_dummy_alloc() argument
67 struct dummy *d; in livepatch_fix1_dummy_alloc()
116 static void livepatch_fix1_dummy_free(struct dummy *d) in livepatch_fix1_dummy_free()
/linux/drivers/iio/dummy/
H A DKconfig5 menu "IIO dummy driver"
26 Add some dummy events to the simple dummy driver.
39 Add buffered data capture to the simple dummy driver.
/linux/drivers/spi/
H A Dspi-rpc-if.c35 if (spi_op->dummy.nbytes) { in rpcif_spi_mem_prepare()
36 rpc_op.dummy.buswidth = spi_op->dummy.buswidth; in rpcif_spi_mem_prepare()
37 rpc_op.dummy.ncycles = spi_op->dummy.nbytes * 8 / in rpcif_spi_mem_prepare()
38 spi_op->dummy.buswidth; in rpcif_spi_mem_prepare()
71 op->dummy.buswidth > 4 || op->cmd.buswidth > 4 || in rpcif_spi_mem_supports_op()
/linux/drivers/usb/gadget/udc/
H A Ddummy_hcd.c244 struct dummy *dum;
264 struct dummy { struct
305 static inline struct device *udc_dev(struct dummy *dum) in udc_dev()
310 static inline struct dummy *ep_to_dummy(struct dummy_ep *ep) in ep_to_dummy()
312 return container_of(ep->gadget, struct dummy, gadget); in ep_to_dummy()
317 struct dummy *dum = container_of(gadget, struct dummy, gadget); in gadget_to_dummy_hcd()
324 static inline struct dummy *gadget_dev_to_dummy(struct device *dev) in gadget_dev_to_dummy()
326 return container_of(dev, struct dummy, gadget.dev); in gadget_dev_to_dummy()
341 static void dummy_giveback(struct dummy *du
270 epdummy global() argument
275 fifo_reqdummy global() argument
286 hs_hcddummy global() argument
287 ss_hcddummy global() argument
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