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/linux/Documentation/filesystems/
H A Dautomount-support.rst42 Automatic expiration of mountpoints is easy, provided you've mounted the
45 To do expiration, you need to follow these steps:
66 The expiration flag is cleared by calls to mntput. This means that expiration
67 will only happen on the second expiration request after the last time the
70 If a mountpoint is moved, it gets removed from the expiration list. If a bind
72 expiration list and will not expire.
75 and the copies of those that are on an expiration list will be added to the
76 same expiration list.
89 mountpoint will not be marked for expiration or unmounted.
97 Again, the expiration flag is cleared every time anything other than umount()
/linux/block/
H A Dbfq-wf2q.c45 bool expiration);
55 * @expiration: id true, this function is being invoked after the
56 * expiration of the in-service entity
76 bool expiration) in bfq_update_next_in_service() argument
128 next_in_service = bfq_lookup_next_entity(sd, expiration); in bfq_update_next_in_service()
998 * expiration; in __bfq_requeue_entity()
1083 * @expiration: true if this function is being invoked in the expiration path
1088 bool requeue, bool expiration) in bfq_activate_requeue_entity() argument
1093 expiration) && !requeue) in bfq_activate_requeue_entity()
1136 * resetting its service counter on expiration. Do it in __bfq_deactivate_entity()
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/linux/rust/kernel/time/
H A Dhrtimer.rs239 // - Timers cannot have negative ktime_t values as their expiration time.
264 /// This defines how the expiration value is interpreted. in start_scoped()
296 /// This defines how the expiration value is interpreted.
327 /// This defines how the expiration value is interpreted. in cancel()
433 /// This defines how the expiration value is interpreted.
512 /// Time representations that can be used as expiration values in [`HrTimer`].
514 /// Converts the expiration time into a nanosecond representation.
563 /// Type representing the expiration specification (absolute or relative time).
587 /// Timer with absolute expiration time, pinned to its current CPU.
596 /// Timer with relative expiration tim
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/linux/tools/testing/selftests/net/
H A Dtoeplitz_client.sh8 # needed, rather than waiting for the 20 second expiration.
11 expiration=$((SECONDS+20))
12 while [[ "${SECONDS}" -lt "${expiration}" ]]
/linux/Documentation/devicetree/bindings/watchdog/
H A Dxlnx,xps-timebase-wdt.yaml15 WDT uses a dual-expiration architecture. After one expiration of
19 expiration of the timeout interval, a WDT reset is generated.
H A Dmarvel.txt34 - interrupts : Contains the IRQ for watchdog expiration
/linux/arch/x86/platform/uv/
H A Duv_time.c55 u64 expires; /* next timer expiration for this cpu */
92 /* Setup interrupt and return non-zero if early expiration occurred. */
134 /* Allocate per-node list of cpu timer expiration times. */
197 * Set expiration time for current cpu.
199 * Returns 1 if we missed the expiration time.
233 * Unset expiration time for current cpu.
/linux/drivers/clocksource/
H A Dtimer-tegra186.c161 /* configure timer (system reset happens on the fifth expiration) */ in tegra186_wdt_enable()
233 u32 expiration, val; in tegra186_wdt_get_timeleft() local
242 * Reset occurs on the fifth expiration of the in tegra186_wdt_get_timeleft()
245 * timeout value. Once the counter reaches 0, expiration count in tegra186_wdt_get_timeleft()
257 expiration = FIELD_GET(WDTSR_CURRENT_EXPIRATION_COUNT, val); in tegra186_wdt_get_timeleft()
258 if (WARN_ON_ONCE(expiration > 4)) in tegra186_wdt_get_timeleft()
280 timeleft += (wdt->base.timeout * (USEC_PER_SEC / 5)) * (4 - expiration); in tegra186_wdt_get_timeleft()
/linux/drivers/watchdog/
H A Dtegra_wdt.c86 * reset actually occurs on the 4th expiration of this counter, in tegra_wdt_start()
98 * WDT to reset the counter before expiration, through ioctls. in tegra_wdt_start()
155 /* Number of expirations (we are waiting for the 4th expiration) */ in tegra_wdt_get_timeleft()
160 * faster due to needing to wait for the 4th expiration. in tegra_wdt_get_timeleft()
H A Drn5t618_wdt.c33 * watchdog expiration times. If the watchdog is not accessed before
34 * the timer expiration, the PMU generates an interrupt and if the CPU
/linux/include/linux/
H A Dtimerqueue.h16 * timerqueue_getnext - Returns the timer with the earliest expiration time
20 * Returns a pointer to the timer node that has the earliest expiration time.
/linux/drivers/scsi/bnx2fc/
H A Dbnx2fc_constants.h121 /* For E_D_T_TOV timer expiration in Xstorm (Class 2 only) */
123 /* For REC_TOV timer expiration indication received from Xstorm */
138 /* For REC_TOV timer expiration indication received from Xstorm */
140 /* For E_D_T_TOV timer expiration in Ustorm */
/linux/net/netfilter/ipvs/
H A Dip_vs_lblc.c11 * Wensong Zhang : added doing full expiration check to
65 * It is for full expiration check.
66 * When there is no partial expiration check (garbage collection)
67 * in a half hour, do a full expiration check to collect stale
291 * The full expiration check is for this purpose now.
305 /* do full expiration check */ in ip_vs_lblc_check_expire()
H A Dip_vs_lblcr.c65 * It is for full expiration check.
66 * When there is no partial expiration check (garbage collection)
67 * in a half hour, do a full expiration check to collect stale
455 * The full expiration check is for this purpose now.
469 /* do full expiration check */ in ip_vs_lblcr_check_expire()
/linux/lib/
H A Dtimerqueue.c5 * Manages a simple queue of timers, ordered by expiration time.
6 * Uses rbtrees for quick list adds and expiration.
/linux/fs/xfs/libxfs/
H A Dxfs_format.h1351 * Traditional quota grace period expiration timers are an unsigned 32-bit
1353 * Note that an expiration value of zero means that the quota limit has not
1354 * been reached, and therefore no expiration has been set. Therefore, the
1356 * quota expiration timestamps on a Unix system.
1359 * expiration timeout range to match that of big inode timestamps. The min and
1369 * Smallest possible ondisk quota expiration value with traditional timestamps.
1370 * This corresponds exactly with the incore expiration Jan 1 00:00:01 UTC 1970.
1375 * Largest possible ondisk quota expiration value with traditional timestamps.
1376 * This corresponds exactly with the incore expiration Feb 7 06:28:15 UTC 2106.
1381 * Smallest possible ondisk quota expiration value with bigtime timestamps.
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/linux/drivers/scsi/qedf/
H A Dqedf_hsi.h182 /* Warning completion information (Rec Tov expiration) */
215 FCOE_ERROR_DETECTION_CQE_TYPE /* timer expiration, validation error */,
216 FCOE_WARNING_CQE_TYPE /* rec_tov or rr_tov timer expiration */,
/linux/Documentation/ABI/testing/
H A Dsysfs-class-watchdog101 expiration of a watchdog timer of AST2400/AST2500 when
122 expiration) the behavior differs as described above.
/linux/kernel/time/
H A Dposix-cpu-timers.c35 * tsk->signal->posix_cputimers.bases[clock].nextevt expiration cache if
37 * expiration cache as well.
428 * Force recalculating the base earliest expiration on the next tick.
442 * Dequeue the timer and reset the base if it was its earliest expiration.
443 * It makes sure the next tick recalculates the base next expiration so we
448 * expiration will update the base next event if necessary on the next
577 * need to update expiration cache. Take into account that in arm_timer()
578 * for process timers we share expiration cache with itimers in arm_timer()
1080 * timers and compare them with the corresponding expiration times. Return
1469 * Update expiration cache if this is the earliest timer. CPUCLOCK_PROF in set_process_cpu_timer()
/linux/arch/mips/include/uapi/asm/
H A Dsiginfo.h27 #define SI_TIMER -3 /* sent by timer expiration */
/linux/include/uapi/linux/
H A Dtime_types.h14 struct __kernel_timespec it_value; /* timer expiration */
/linux/drivers/net/ethernet/intel/ice/
H A Dice_arfs.c175 * @arfs_entry: aRFS entry that's being checked for expiration
190 /* expiration timer only used for UDP filters */ in ice_arfs_is_flow_expired()
240 /* expiration timer only used for UDP flows */ in ice_arfs_update_flow_rules()
296 * @flow_id: passed down from the stack and saved for flow expiration
/linux/drivers/net/wireless/broadcom/brcm80211/brcmfmac/
H A Dbtcoex.c59 * @dhcp_done: DHCP finished before T1/T2 timer expiration
315 brcmf_dbg(INFO, "DHCP done before T1 expiration\n"); in brcmf_btcoex_handler()
331 brcmf_dbg(INFO, "DHCP done before T2 expiration\n"); in brcmf_btcoex_handler()
/linux/Documentation/devicetree/bindings/misc/
H A Dqemu,vcpu-stall-detector.yaml37 The stall detector expiration timeout measured in seconds.
/linux/drivers/usb/host/
H A Dehci-timer.c37 * currently enabled and whose expiration time has passed get handled.
45 * expiration time is set to the timeout value for this event.
52 * allow for an expiration range of 1 ms.

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