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/linux/drivers/usb/serial/
H A Dsafe_serial.c75 static bool safe = true; variable
85 module_param(safe, bool, 0);
86 MODULE_PARM_DESC(safe, "Turn Safe Encapsulation On/Off");
196 if (!safe) in safe_process_read_urb()
232 trailer_len = safe ? 2 : 0; in safe_prepare_write_buffer()
236 if (!safe) in safe_prepare_write_buffer()
/linux/Documentation/i2c/
H A Ddma-considerations.rst11 Therefore, it is *not* mandatory that the buffer of an I2C message is DMA safe.
13 rarely used. However, it is recommended to use a DMA-safe buffer if your
19 safe buffers always, because USB requires it.
24 For clients, if you use a DMA safe buffer in i2c_msg, set the I2C_M_DMA_SAFE
33 SMBus transactions via I2C, the buffers for block transfers are DMA safe. Users
34 of i2c_master_send() and i2c_master_recv() functions can now use DMA safe
36 know their buffers are DMA safe. Users of i2c_transfer() must set the
42 Bus master drivers wishing to implement safe DMA can use helper functions from
43 the I2C core. One gives you a DMA-safe buffer for a given i2c_msg as long as a
/linux/Documentation/scsi/
H A Ddc395x.rst10 be safe to use. Testing with hard disks has not been done to any
28 safe
31 If safe is set to 1 then the adapter will use conservative
32 ("safe") default settings. This sets:
99 dc395x. (eg "dc395x.safe=1")
/linux/drivers/of/
H A DKconfig43 If unsure, say N here. This option is not safe to enable.
52 If unsure, say N here, but this option is safe to enable.
62 If unsure, say N here, but this option is safe to enable.
81 # Hardly any platforms need this. It is safe to select, but only do so if you
124 If unsure, say N here, but this option is safe to enable.
/linux/arch/um/drivers/
H A DKconfig38 It is safe to say 'Y' here.
48 It is safe to say 'Y' here.
57 It is safe to say 'Y' here.
65 It is safe to say 'Y' here.
86 It is safe to leave this unchanged.
96 It is safe to leave this unchanged, although you may wish to change
108 It is safe to leave this unchanged, although you may wish to change
120 It is safe to say 'Y' here.
/linux/drivers/parport/
H A DKconfig32 and it is safe to compile all the corresponding drivers into the
85 is safe to say N.
101 called parport_ip32. If in doubt, saying N is the safe plan.
110 called parport_amiga. If in doubt, saying N is the safe plan.
119 parport_mfc3. If in doubt, saying N is the safe plan.
128 called parport_atari. If in doubt, saying N is the safe plan.
151 appear in /proc/sys/dev/parport/*/autoprobe*. It is safe to say N.
/linux/drivers/remoteproc/
H A DKconfig24 It's safe to say N if you don't want to use this interface.
35 It's safe to say N here.
46 It's safe to say N here.
65 It's safe to say N here.
83 It's safe to say N here if you're not interested in multimedia
128 It's safe to say n here if you're not interested in multimedia
138 It's safe to say N here if you're not interested in the Keystone
161 processors on various TI SoCs. It's safe to say N here if you're
339 It's safe to say N here if you're not interested in utilizing
352 It's safe to say N here if you're not interested in utilizing
[all …]
/linux/Documentation/trace/rv/
H A Dmonitor_rtapp.rst57 changed). No other method is safe for real-time. For example, threads
66 variables as safe for real-time. As an alternative, the librtpi library
71 real-time-safe. Namely, one of:
82 - Time-critical work waits for something which is not safe for real-time (e.g.
89 sleep in a way that is not safe for real-time. It is debatable whether that is a
125 wakeup is safe for real-time.
131 real-time-safe because preemption is disabled for the duration.
/linux/drivers/gpu/drm/omapdrm/
H A Dtcm.h325 #define tcm_for_each_slice(var, area, safe) \ argument
326 for (safe = area, \
327 tcm_slice(&safe, &var); \
328 var.tcm; tcm_slice(&safe, &var))
/linux/arch/arm/boot/dts/qcom/
H A Dqcom-msm8974pro-sony-xperia-shinano-leo.dts32 qcom,fast-charge-safe-current = <3000000>;
34 qcom,fast-charge-safe-voltage = <4400000>;
H A Dqcom-msm8974pro-sony-xperia-shinano-aries.dts32 qcom,fast-charge-safe-current = <2100000>;
34 qcom,fast-charge-safe-voltage = <4400000>;
H A Dqcom-msm8974pro-sony-xperia-shinano-castor.dts137 qcom,fast-charge-safe-current = <1500000>;
141 qcom,fast-charge-safe-voltage = <4400000>;
/linux/arch/x86/mm/
H A Dextable.c167 struct pt_regs *regs, bool wrmsr, bool safe, int reg) in ex_handler_msr() argument
169 if (__ONCE_LITE_IF(!safe && wrmsr)) { in ex_handler_msr()
176 if (__ONCE_LITE_IF(!safe && !wrmsr)) { in ex_handler_msr()
188 if (safe) in ex_handler_msr()
/linux/Documentation/admin-guide/hw-vuln/
H A Dindirect-target-selection.rst63 added ITS-safe thunks. These safe thunks consists of indirect branch in the
65 a retpoline site is evaluated to be ITS-safe, it is replaced with an inline
70 From a dynamically allocated pool of safe-thunks, each vulnerable site is
90 safe thunks. Unless user requested the RSB-stuffing mitigation.
158 relocated to safe thunks.
/linux/arch/arm64/boot/dts/qcom/
H A Dmsm8916-wingtech-wt86518.dts47 qcom,fast-charge-safe-current = <900000>;
48 qcom,fast-charge-safe-voltage = <4300000>;
/linux/fs/dlm/
H A Drequestqueue.c136 struct rq_entry *e, *safe; in dlm_purge_requestqueue() local
139 list_for_each_entry_safe(e, safe, &ls->ls_requestqueue, list) { in dlm_purge_requestqueue()
/linux/arch/powerpc/platforms/52xx/
H A DKconfig20 gpt nodes, then it is safe to use such gpt to reset the board,
56 It is safe to say 'Y' here
/linux/drivers/clocksource/
H A Dem_sti.c254 int safe; in em_sti_clock_event_next() local
257 safe = em_sti_count(p) < (next - 1); in em_sti_clock_event_next()
259 return !safe; in em_sti_clock_event_next()
/linux/Documentation/devicetree/bindings/arm/omap/
H A Dcrossbar.txt27 - ti,irqs-safe-map: integer which maps to a safe configuration to use
/linux/scripts/coccinelle/free/
H A Ddevm_free.cocci58 @safe depends on context || org || report exists@
109 position p != safe.p;
/linux/drivers/input/gameport/
H A Dns558.c255 struct ns558 *ns558, *safe; in ns558_exit() local
257 list_for_each_entry_safe(ns558, safe, &ns558_list, node) { in ns558_exit()
/linux/Documentation/devicetree/bindings/dma/
H A Dti-dma-crossbar.txt16 - ti,dma-safe-map: Safe routing value for unused request lines
52 ti,dma-safe-map = <0>;
/linux/Documentation/locking/
H A Dspinlocks.rst18 The above is always safe. It will disable interrupts _locally_, but the
45 NOTE! The spin-lock is safe only when you **also** use the lock itself
101 are the most safe ones, and the ones that work under all circumstances,
102 but partly **because** they are safe they are also fairly slow. They are slower
/linux/fs/ocfs2/
H A DKconfig39 It is always safe to say Y here, as the clustering method is
51 It is safe to say Y, as the clustering method is run-time
/linux/arch/x86/xen/
H A DKconfig92 bool "Always use safe MSR accesses in PV guests"
96 Use safe (not faulting) MSR access functions even if the MSR access

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