[tip: timers/core] treewide: Fix wrong singular form of jiffies in comments

tip-bot2 for Anna-Maria Behnsen
2024-09-08T18:58:08Z

The following commit has been merged into the timers/core branch of tip:

Commit-ID: bd7c8ff9fef4b21a97f9b30a7364845ee6eaaf23
Gitweb: https://git.kernel.org/tip/bd7c8ff9fef4b21a97f9b30a7364845ee6eaaf23
Author: Anna-Maria Behnsen <anna-maria@linutronix.de>
AuthorDate: Wed, 04 Sep 2024 15:04:53 +02:00
Committer: Thomas Gleixner <tglx@linutronix.de>
CommitterDate: Sun, 08 Sep 2024 20:47:40 +02:00

treewide: Fix wrong singular form of jiffies in comments

There are several comments all over the place, which uses a wrong singular
form of jiffies.

Replace 'jiffie' by 'jiffy'. No functional change.

Signed-off-by: Anna-Maria Behnsen <anna-maria@linutronix.de>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Acked-by: Geert Uytterhoeven <geert@linux-m68k.org> # m68k
Link: https://lore.kernel.org/all/20240904-devel-anna-maria-b4-timers-flseep-v1-3-e98760256370@linutronix.de

---
Documentation/admin-guide/media/vivid.rst | 2 +-
Documentation/timers/timers-howto.rst | 2 +-
Documentation/translations/sp_SP/scheduler/sched-design-CFS.rst | 2 +-
arch/arm/mach-versatile/spc.c | 2 +-
arch/m68k/q40/q40ints.c | 2 +-
arch/x86/kernel/cpu/mce/dev-mcelog.c | 2 +-
drivers/char/ipmi/ipmi_ssif.c | 2 +-
drivers/dma-buf/st-dma-fence.c | 2 +-
drivers/gpu/drm/i915/gem/i915_gem_wait.c | 2 +-
drivers/gpu/drm/i915/gt/selftest_execlists.c | 4 ++--
drivers/gpu/drm/i915/i915_utils.c | 2 +-
drivers/gpu/drm/v3d/v3d_bo.c | 2 +-
drivers/isdn/mISDN/dsp_cmx.c | 2 +-
drivers/net/ethernet/marvell/mvmdio.c | 2 +-
fs/xfs/xfs_buf.h | 2 +-
include/linux/jiffies.h | 2 +-
include/linux/timekeeper_internal.h | 2 +-
kernel/time/alarmtimer.c | 2 +-
kernel/time/clockevents.c | 2 +-
kernel/time/hrtimer.c | 2 +-
kernel/time/posix-timers.c | 4 ++--
kernel/time/timer.c | 12 ++++++------
lib/Kconfig.debug | 2 +-
net/batman-adv/types.h | 2 +-
24 files changed, 31 insertions(+), 31 deletions(-)

diff --git a/Documentation/admin-guide/media/vivid.rst b/Documentation/admin-guide/media/vivid.rst
index 1306f19..c9d301a 100644
--- a/Documentation/admin-guide/media/vivid.rst
+++ b/Documentation/admin-guide/media/vivid.rst
@@ -328,7 +328,7 @@ and an HDMI input, one input for each input type. Those are described in more
detail below.

Special attention has been given to the rate at which new frames become
-available. The jitter will be around 1 jiffie (that depends on the HZ
+available. The jitter will be around 1 jiffy (that depends on the HZ
configuration of your kernel, so usually 1/100, 1/250 or 1/1000 of a second),
but the long-term behavior is exactly following the framerate. So a
framerate of 59.94 Hz is really different from 60 Hz. If the framerate
diff --git a/Documentation/timers/timers-howto.rst b/Documentation/timers/timers-howto.rst
index 5c169e3..ef7a465 100644
--- a/Documentation/timers/timers-howto.rst
+++ b/Documentation/timers/timers-howto.rst
@@ -19,7 +19,7 @@ it really need to delay in atomic context?" If so...

ATOMIC CONTEXT:
You must use the `*delay` family of functions. These
- functions use the jiffie estimation of clock speed
+ functions use the jiffy estimation of clock speed
and will busy wait for enough loop cycles to achieve
the desired delay:

diff --git a/Documentation/translations/sp_SP/scheduler/sched-design-CFS.rst b/Documentation/translations/sp_SP/scheduler/sched-design-CFS.rst
index 90a153c..731c266 100644
--- a/Documentation/translations/sp_SP/scheduler/sched-design-CFS.rst
+++ b/Documentation/translations/sp_SP/scheduler/sched-design-CFS.rst
@@ -109,7 +109,7 @@ para que se ejecute, y la tarea en ejecución es interrumpida.
==================================

CFS usa una granularidad de nanosegundos y no depende de ningún
-jiffie o detalles como HZ. De este modo, el gestor de tareas CFS no tiene
+jiffy o detalles como HZ. De este modo, el gestor de tareas CFS no tiene
noción de "ventanas de tiempo" de la forma en que tenía el gestor de
tareas previo, y tampoco tiene heurísticos. Únicamente hay un parámetro
central ajustable (se ha de cambiar en CONFIG_SCHED_DEBUG):
diff --git a/arch/arm/mach-versatile/spc.c b/arch/arm/mach-versatile/spc.c
index 5e44170..7900927 100644
--- a/arch/arm/mach-versatile/spc.c
+++ b/arch/arm/mach-versatile/spc.c
@@ -73,7 +73,7 @@

/*
* Even though the SPC takes max 3-5 ms to complete any OPP/COMMS
- * operation, the operation could start just before jiffie is about
+ * operation, the operation could start just before jiffy is about
* to be incremented. So setting timeout value of 20ms = 2jiffies@100Hz
*/
#define TIMEOUT_US 20000
diff --git a/arch/m68k/q40/q40ints.c b/arch/m68k/q40/q40ints.c
index 10f1f29..14b774b 100644
--- a/arch/m68k/q40/q40ints.c
+++ b/arch/m68k/q40/q40ints.c
@@ -106,7 +106,7 @@ void __init q40_init_IRQ(void)
* this stuff doesn't really belong here..
*/

-int ql_ticks; /* 200Hz ticks since last jiffie */
+int ql_ticks; /* 200Hz ticks since last jiffy */
static int sound_ticks;

#define SVOL 45
diff --git a/arch/x86/kernel/cpu/mce/dev-mcelog.c b/arch/x86/kernel/cpu/mce/dev-mcelog.c
index a05ac07..a3aa019 100644
--- a/arch/x86/kernel/cpu/mce/dev-mcelog.c
+++ b/arch/x86/kernel/cpu/mce/dev-mcelog.c
@@ -314,7 +314,7 @@ static ssize_t mce_chrdev_write(struct file *filp, const char __user *ubuf,

/*
* Need to give user space some time to set everything up,
- * so do it a jiffie or two later everywhere.
+ * so do it a jiffy or two later everywhere.
*/
schedule_timeout(2);

diff --git a/drivers/char/ipmi/ipmi_ssif.c b/drivers/char/ipmi/ipmi_ssif.c
index 96ad571..e093028 100644
--- a/drivers/char/ipmi/ipmi_ssif.c
+++ b/drivers/char/ipmi/ipmi_ssif.c
@@ -980,7 +980,7 @@ static void msg_written_handler(struct ssif_info *ssif_info, int result,
ipmi_ssif_unlock_cond(ssif_info, flags);
start_get(ssif_info);
} else {
- /* Wait a jiffie then request the next message */
+ /* Wait a jiffy then request the next message */
ssif_info->waiting_alert = true;
ssif_info->retries_left = SSIF_RECV_RETRIES;
if (!ssif_info->stopping)
diff --git a/drivers/dma-buf/st-dma-fence.c b/drivers/dma-buf/st-dma-fence.c
index 6a1bfcd..cf2ce37 100644
--- a/drivers/dma-buf/st-dma-fence.c
+++ b/drivers/dma-buf/st-dma-fence.c
@@ -402,7 +402,7 @@ static int test_wait_timeout(void *arg)

if (dma_fence_wait_timeout(wt.f, false, 2) == -ETIME) {
if (timer_pending(&wt.timer)) {
- pr_notice("Timer did not fire within the jiffie!\n");
+ pr_notice("Timer did not fire within the jiffy!\n");
err = 0; /* not our fault! */
} else {
pr_err("Wait reported incomplete after timeout\n");
diff --git a/drivers/gpu/drm/i915/gem/i915_gem_wait.c b/drivers/gpu/drm/i915/gem/i915_gem_wait.c
index d4b918f..1f55e62 100644
--- a/drivers/gpu/drm/i915/gem/i915_gem_wait.c
+++ b/drivers/gpu/drm/i915/gem/i915_gem_wait.c
@@ -266,7 +266,7 @@ i915_gem_wait_ioctl(struct drm_device *dev, void *data, struct drm_file *file)
if (ret == -ETIME && !nsecs_to_jiffies(args->timeout_ns))
args->timeout_ns = 0;

- /* Asked to wait beyond the jiffie/scheduler precision? */
+ /* Asked to wait beyond the jiffy/scheduler precision? */
if (ret == -ETIME && args->timeout_ns)
ret = -EAGAIN;
}
diff --git a/drivers/gpu/drm/i915/gt/selftest_execlists.c b/drivers/gpu/drm/i915/gt/selftest_execlists.c
index 4202df5..222ca7c 100644
--- a/drivers/gpu/drm/i915/gt/selftest_execlists.c
+++ b/drivers/gpu/drm/i915/gt/selftest_execlists.c
@@ -93,7 +93,7 @@ static int wait_for_reset(struct intel_engine_cs *engine,
return -EINVAL;
}

- /* Give the request a jiffie to complete after flushing the worker */
+ /* Give the request a jiffy to complete after flushing the worker */
if (i915_request_wait(rq, 0,
max(0l, (long)(timeout - jiffies)) + 1) < 0) {
pr_err("%s: hanging request %llx:%lld did not complete\n",
@@ -3426,7 +3426,7 @@ static int live_preempt_timeout(void *arg)
cpu_relax();

saved_timeout = engine->props.preempt_timeout_ms;
- engine->props.preempt_timeout_ms = 1; /* in ms, -> 1 jiffie */
+ engine->props.preempt_timeout_ms = 1; /* in ms, -> 1 jiffy */

i915_request_get(rq);
i915_request_add(rq);
diff --git a/drivers/gpu/drm/i915/i915_utils.c b/drivers/gpu/drm/i915/i915_utils.c
index 6f9e7b3..f2ba51c 100644
--- a/drivers/gpu/drm/i915/i915_utils.c
+++ b/drivers/gpu/drm/i915/i915_utils.c
@@ -110,7 +110,7 @@ void set_timer_ms(struct timer_list *t, unsigned long timeout)
* Paranoia to make sure the compiler computes the timeout before
* loading 'jiffies' as jiffies is volatile and may be updated in
* the background by a timer tick. All to reduce the complexity
- * of the addition and reduce the risk of losing a jiffie.
+ * of the addition and reduce the risk of losing a jiffy.
*/
barrier();

diff --git a/drivers/gpu/drm/v3d/v3d_bo.c b/drivers/gpu/drm/v3d/v3d_bo.c
index a165cbc..9eafe53 100644
--- a/drivers/gpu/drm/v3d/v3d_bo.c
+++ b/drivers/gpu/drm/v3d/v3d_bo.c
@@ -279,7 +279,7 @@ v3d_wait_bo_ioctl(struct drm_device *dev, void *data,
else
args->timeout_ns = 0;

- /* Asked to wait beyond the jiffie/scheduler precision? */
+ /* Asked to wait beyond the jiffy/scheduler precision? */
if (ret == -ETIME && args->timeout_ns)
ret = -EAGAIN;

diff --git a/drivers/isdn/mISDN/dsp_cmx.c b/drivers/isdn/mISDN/dsp_cmx.c
index 61cb45c..53fad94 100644
--- a/drivers/isdn/mISDN/dsp_cmx.c
+++ b/drivers/isdn/mISDN/dsp_cmx.c
@@ -82,7 +82,7 @@
* - has multiple clocks.
* - has no usable clock due to jitter or packet loss (VoIP).
* In this case the system's clock is used. The clock resolution depends on
- * the jiffie resolution.
+ * the jiffy resolution.
*
* If a member joins a conference:
*
diff --git a/drivers/net/ethernet/marvell/mvmdio.c b/drivers/net/ethernet/marvell/mvmdio.c
index 9190eff..e1d003f 100644
--- a/drivers/net/ethernet/marvell/mvmdio.c
+++ b/drivers/net/ethernet/marvell/mvmdio.c
@@ -104,7 +104,7 @@ static int orion_mdio_wait_ready(const struct orion_mdio_ops *ops,
return 0;
} else {
/* wait_event_timeout does not guarantee a delay of at
- * least one whole jiffie, so timeout must be no less
+ * least one whole jiffy, so timeout must be no less
* than two.
*/
timeout = max(usecs_to_jiffies(MVMDIO_SMI_TIMEOUT), 2);
diff --git a/fs/xfs/xfs_buf.h b/fs/xfs/xfs_buf.h
index b158064..209a389 100644
--- a/fs/xfs/xfs_buf.h
+++ b/fs/xfs/xfs_buf.h
@@ -210,7 +210,7 @@ struct xfs_buf {
* success the write is considered to be failed permanently and the
* iodone handler will take appropriate action.
*
- * For retry timeouts, we record the jiffie of the first failure. This
+ * For retry timeouts, we record the jiffy of the first failure. This
* means that we can change the retry timeout for buffers already under
* I/O and thus avoid getting stuck in a retry loop with a long timeout.
*
diff --git a/include/linux/jiffies.h b/include/linux/jiffies.h
index d9f1435..1220f0f 100644
--- a/include/linux/jiffies.h
+++ b/include/linux/jiffies.h
@@ -418,7 +418,7 @@ extern unsigned long preset_lpj;
#define NSEC_CONVERSION ((unsigned long)((((u64)1 << NSEC_JIFFIE_SC) +\
TICK_NSEC -1) / (u64)TICK_NSEC))
/*
- * The maximum jiffie value is (MAX_INT >> 1). Here we translate that
+ * The maximum jiffy value is (MAX_INT >> 1). Here we translate that
* into seconds. The 64-bit case will overflow if we are not careful,
* so use the messy SH_DIV macro to do it. Still all constants.
*/
diff --git a/include/linux/timekeeper_internal.h b/include/linux/timekeeper_internal.h
index 84ff284..902c20e 100644
--- a/include/linux/timekeeper_internal.h
+++ b/include/linux/timekeeper_internal.h
@@ -73,7 +73,7 @@ struct tk_read_base {
* @overflow_seen: Overflow warning flag (DEBUG_TIMEKEEPING)
*
* Note: For timespec(64) based interfaces wall_to_monotonic is what
- * we need to add to xtime (or xtime corrected for sub jiffie times)
+ * we need to add to xtime (or xtime corrected for sub jiffy times)
* to get to monotonic time. Monotonic is pegged at zero at system
* boot time, so wall_to_monotonic will be negative, however, we will
* ALWAYS keep the tv_nsec part positive so we can use the usual
diff --git a/kernel/time/alarmtimer.c b/kernel/time/alarmtimer.c
index 76bd4fd..8bf8886 100644
--- a/kernel/time/alarmtimer.c
+++ b/kernel/time/alarmtimer.c
@@ -493,7 +493,7 @@ static u64 __alarm_forward_now(struct alarm *alarm, ktime_t interval, bool throt
* promised in the context of posix_timer_fn() never
* materialized, but someone should really work on it.
*
- * To prevent DOS fake @now to be 1 jiffie out which keeps
+ * To prevent DOS fake @now to be 1 jiffy out which keeps
* the overrun accounting correct but creates an
* inconsistency vs. timer_gettime(2).
*/
diff --git a/kernel/time/clockevents.c b/kernel/time/clockevents.c
index 60a6484..78c7bd6 100644
--- a/kernel/time/clockevents.c
+++ b/kernel/time/clockevents.c
@@ -190,7 +190,7 @@ int clockevents_tick_resume(struct clock_event_device *dev)

#ifdef CONFIG_GENERIC_CLOCKEVENTS_MIN_ADJUST

-/* Limit min_delta to a jiffie */
+/* Limit min_delta to a jiffy */
#define MIN_DELTA_LIMIT (NSEC_PER_SEC / HZ)

/**
diff --git a/kernel/time/hrtimer.c b/kernel/time/hrtimer.c
index a023946..e834b2b 100644
--- a/kernel/time/hrtimer.c
+++ b/kernel/time/hrtimer.c
@@ -1177,7 +1177,7 @@ static inline ktime_t hrtimer_update_lowres(struct hrtimer *timer, ktime_t tim,
/*
* CONFIG_TIME_LOW_RES indicates that the system has no way to return
* granular time values. For relative timers we add hrtimer_resolution
- * (i.e. one jiffie) to prevent short timeouts.
+ * (i.e. one jiffy) to prevent short timeouts.
*/
timer->is_rel = mode & HRTIMER_MODE_REL;
if (timer->is_rel)
diff --git a/kernel/time/posix-timers.c b/kernel/time/posix-timers.c
index 1cc830e..4576aae 100644
--- a/kernel/time/posix-timers.c
+++ b/kernel/time/posix-timers.c
@@ -339,14 +339,14 @@ static enum hrtimer_restart posix_timer_fn(struct hrtimer *timer)
* change to the signal handling code.
*
* For now let timers with an interval less than a
- * jiffie expire every jiffie and recheck for a
+ * jiffy expire every jiffy and recheck for a
* valid signal handler.
*
* This avoids interrupt starvation in case of a
* very small interval, which would expire the
* timer immediately again.
*
- * Moving now ahead of time by one jiffie tricks
+ * Moving now ahead of time by one jiffy tricks
* hrtimer_forward() to expire the timer later,
* while it still maintains the overrun accuracy
* for the price of a slight inconsistency in the
diff --git a/kernel/time/timer.c b/kernel/time/timer.c
index 5e021a2..2b38f30 100644
--- a/kernel/time/timer.c
+++ b/kernel/time/timer.c
@@ -365,7 +365,7 @@ static unsigned long round_jiffies_common(unsigned long j, int cpu,
rem = j % HZ;

/*
- * If the target jiffie is just after a whole second (which can happen
+ * If the target jiffy is just after a whole second (which can happen
* due to delays of the timer irq, long irq off times etc etc) then
* we should round down to the whole second, not up. Use 1/4th second
* as cutoff for this rounding as an extreme upper bound for this.
@@ -1930,7 +1930,7 @@ static void timer_recalc_next_expiry(struct timer_base *base)
* bits are zero, we look at the next level as is. If not we
* need to advance it by one because that's going to be the
* next expiring bucket in that level. base->clk is the next
- * expiring jiffie. So in case of:
+ * expiring jiffy. So in case of:
*
* LVL5 LVL4 LVL3 LVL2 LVL1 LVL0
* 0 0 0 0 0 0
@@ -1995,7 +1995,7 @@ static u64 cmp_next_hrtimer_event(u64 basem, u64 expires)
return basem;

/*
- * Round up to the next jiffie. High resolution timers are
+ * Round up to the next jiffy. High resolution timers are
* off, so the hrtimers are expired in the tick and we need to
* make sure that this tick really expires the timer to avoid
* a ping pong of the nohz stop code.
@@ -2254,7 +2254,7 @@ static inline u64 __get_next_timer_interrupt(unsigned long basej, u64 basem,
base_global, &tevt);

/*
- * If the next event is only one jiffie ahead there is no need to call
+ * If the next event is only one jiffy ahead there is no need to call
* timer migration hierarchy related functions. The value for the next
* global timer in @tevt struct equals then KTIME_MAX. This is also
* true, when the timer base is idle.
@@ -2486,11 +2486,11 @@ static void run_local_timers(void)
* updated. When this update is missed, this isn't a
* problem, as an IPI is executed nevertheless when the CPU
* was idle before. When the CPU wasn't idle but the update
- * is missed, then the timer would expire one jiffie late -
+ * is missed, then the timer would expire one jiffy late -
* bad luck.
*
* Those unlikely corner cases where the worst outcome is only a
- * one jiffie delay or a superfluous raise of the softirq are
+ * one jiffy delay or a superfluous raise of the softirq are
* not that expensive as doing the check always while holding
* the lock.
*
diff --git a/lib/Kconfig.debug b/lib/Kconfig.debug
index a30c03a..a40aa60 100644
--- a/lib/Kconfig.debug
+++ b/lib/Kconfig.debug
@@ -97,7 +97,7 @@ config BOOT_PRINTK_DELAY
using "boot_delay=N".

It is likely that you would also need to use "lpj=M" to preset
- the "loops per jiffie" value.
+ the "loops per jiffy" value.
See a previous boot log for the "lpj" value to use for your
system, and then set "lpj=M" before setting "boot_delay=N".
NOTE: Using this option may adversely affect SMP systems.
diff --git a/net/batman-adv/types.h b/net/batman-adv/types.h
index 00840d5..04f6398 100644
--- a/net/batman-adv/types.h
+++ b/net/batman-adv/types.h
@@ -287,7 +287,7 @@ struct batadv_frag_table_entry {
/** @lock: lock to protect the list of fragments */
spinlock_t lock;

- /** @timestamp: time (jiffie) of last received fragment */
+ /** @timestamp: time (jiffy) of last received fragment */
unsigned long timestamp;

/** @seqno: sequence number of the fragments in the list */