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Message-ID: <20210323174935.GA4176821@gmail.com>
Date: Tue, 23 Mar 2021 18:49:35 +0100
From: Ingo Molnar <mingo@...nel.org>
To: Steven Rostedt <rostedt@...dmis.org>
Cc: linux-kernel@...r.kernel.org, Randy Dunlap <rdunlap@...radead.org>
Subject: [PATCH v3] tracing: Fix various typos in comments
Fix ~59 single-word typos in the tracing code comments, and fix
the grammar in a handful of places.
Signed-off-by: Ingo Molnar <mingo@...nel.org>
Reviewed-by: Randy Dunlap <rdunlap@...radead.org>
Link: https://lore.kernel.org/r/20210322224546.GA1981273@gmail.com
---
arch/microblaze/include/asm/ftrace.h | 2 +-
arch/nds32/kernel/ftrace.c | 2 +-
arch/powerpc/include/asm/ftrace.h | 4 ++--
arch/sh/kernel/ftrace.c | 2 +-
arch/sparc/include/asm/ftrace.h | 2 +-
fs/tracefs/inode.c | 2 +-
include/linux/ftrace.h | 4 ++--
include/linux/trace_events.h | 2 +-
include/linux/tracepoint.h | 2 +-
include/trace/events/io_uring.h | 2 +-
include/trace/events/rcu.h | 2 +-
include/trace/events/sched.h | 2 +-
include/trace/events/timer.h | 2 +-
kernel/trace/bpf_trace.c | 5 +++--
kernel/trace/fgraph.c | 4 ++--
kernel/trace/ftrace.c | 8 ++++----
kernel/trace/ring_buffer.c | 2 +-
kernel/trace/synth_event_gen_test.c | 2 +-
kernel/trace/trace.c | 18 +++++++++---------
kernel/trace/trace.h | 4 ++--
kernel/trace/trace_event_perf.c | 2 +-
kernel/trace/trace_events.c | 4 ++--
kernel/trace/trace_events_filter.c | 4 ++--
kernel/trace/trace_events_synth.c | 2 +-
kernel/trace/trace_functions_graph.c | 2 +-
kernel/trace/trace_hwlat.c | 4 ++--
kernel/trace/trace_kprobe.c | 2 +-
kernel/trace/trace_probe.c | 6 +++---
kernel/trace/trace_probe.h | 2 +-
kernel/trace/trace_probe_tmpl.h | 2 +-
kernel/trace/trace_selftest.c | 4 ++--
kernel/trace/trace_seq.c | 12 ++++++------
32 files changed, 60 insertions(+), 59 deletions(-)
diff --git a/arch/microblaze/include/asm/ftrace.h b/arch/microblaze/include/asm/ftrace.h
index 5db7f4489f05..6a92bed37794 100644
--- a/arch/microblaze/include/asm/ftrace.h
+++ b/arch/microblaze/include/asm/ftrace.h
@@ -13,7 +13,7 @@ extern void ftrace_call_graph(void);
#endif
#ifdef CONFIG_DYNAMIC_FTRACE
-/* reloction of mcount call site is the same as the address */
+/* relocation of mcount call site is the same as the address */
static inline unsigned long ftrace_call_adjust(unsigned long addr)
{
return addr;
diff --git a/arch/nds32/kernel/ftrace.c b/arch/nds32/kernel/ftrace.c
index 414f8a780cc3..0e23e3a8df6b 100644
--- a/arch/nds32/kernel/ftrace.c
+++ b/arch/nds32/kernel/ftrace.c
@@ -236,7 +236,7 @@ void __naked return_to_handler(void)
"bal ftrace_return_to_handler\n\t"
"move $lp, $r0 \n\t"
- /* restore state nedded by the ABI */
+ /* restore state needed by the ABI */
"lmw.bim $r0,[$sp],$r1,#0x0 \n\t");
}
diff --git a/arch/powerpc/include/asm/ftrace.h b/arch/powerpc/include/asm/ftrace.h
index bc76970b6ee5..debe8c4f7062 100644
--- a/arch/powerpc/include/asm/ftrace.h
+++ b/arch/powerpc/include/asm/ftrace.h
@@ -12,7 +12,7 @@
#ifdef __ASSEMBLY__
-/* Based off of objdump optput from glibc */
+/* Based off of objdump output from glibc */
#define MCOUNT_SAVE_FRAME \
stwu r1,-48(r1); \
@@ -52,7 +52,7 @@ extern void _mcount(void);
static inline unsigned long ftrace_call_adjust(unsigned long addr)
{
- /* reloction of mcount call site is the same as the address */
+ /* relocation of mcount call site is the same as the address */
return addr;
}
diff --git a/arch/sh/kernel/ftrace.c b/arch/sh/kernel/ftrace.c
index 0646c5961846..295c43315bbe 100644
--- a/arch/sh/kernel/ftrace.c
+++ b/arch/sh/kernel/ftrace.c
@@ -67,7 +67,7 @@ static unsigned char *ftrace_call_replace(unsigned long ip, unsigned long addr)
* Modifying code must take extra care. On an SMP machine, if
* the code being modified is also being executed on another CPU
* that CPU will have undefined results and possibly take a GPF.
- * We use kstop_machine to stop other CPUS from exectuing code.
+ * We use kstop_machine to stop other CPUS from executing code.
* But this does not stop NMIs from happening. We still need
* to protect against that. We separate out the modification of
* the code to take care of this.
diff --git a/arch/sparc/include/asm/ftrace.h b/arch/sparc/include/asm/ftrace.h
index d3aa1a524431..e284394cb3aa 100644
--- a/arch/sparc/include/asm/ftrace.h
+++ b/arch/sparc/include/asm/ftrace.h
@@ -17,7 +17,7 @@ void _mcount(void);
#endif
#ifdef CONFIG_DYNAMIC_FTRACE
-/* reloction of mcount call site is the same as the address */
+/* relocation of mcount call site is the same as the address */
static inline unsigned long ftrace_call_adjust(unsigned long addr)
{
return addr;
diff --git a/fs/tracefs/inode.c b/fs/tracefs/inode.c
index 4b83cbded559..1261e8b41edb 100644
--- a/fs/tracefs/inode.c
+++ b/fs/tracefs/inode.c
@@ -477,7 +477,7 @@ struct dentry *tracefs_create_dir(const char *name, struct dentry *parent)
*
* The instances directory is special as it allows for mkdir and rmdir to
* to be done by userspace. When a mkdir or rmdir is performed, the inode
- * locks are released and the methhods passed in (@mkdir and @rmdir) are
+ * locks are released and the methods passed in (@mkdir and @rmdir) are
* called without locks and with the name of the directory being created
* within the instances directory.
*
diff --git a/include/linux/ftrace.h b/include/linux/ftrace.h
index 86e5028bfa20..a69f363b61bf 100644
--- a/include/linux/ftrace.h
+++ b/include/linux/ftrace.h
@@ -33,7 +33,7 @@
/*
* If the arch's mcount caller does not support all of ftrace's
* features, then it must call an indirect function that
- * does. Or at least does enough to prevent any unwelcomed side effects.
+ * does. Or at least does enough to prevent any unwelcome side effects.
*/
#if !ARCH_SUPPORTS_FTRACE_OPS
# define FTRACE_FORCE_LIST_FUNC 1
@@ -389,7 +389,7 @@ DECLARE_PER_CPU(int, disable_stack_tracer);
*/
static inline void stack_tracer_disable(void)
{
- /* Preemption or interupts must be disabled */
+ /* Preemption or interrupts must be disabled */
if (IS_ENABLED(CONFIG_DEBUG_PREEMPT))
WARN_ON_ONCE(!preempt_count() || !irqs_disabled());
this_cpu_inc(disable_stack_tracer);
diff --git a/include/linux/trace_events.h b/include/linux/trace_events.h
index 28e7af1406f2..d913afb2a320 100644
--- a/include/linux/trace_events.h
+++ b/include/linux/trace_events.h
@@ -206,7 +206,7 @@ static inline unsigned int tracing_gen_ctx_dec(void)
trace_ctx = tracing_gen_ctx();
/*
- * Subtract one from the preeption counter if preemption is enabled,
+ * Subtract one from the preemption counter if preemption is enabled,
* see trace_event_buffer_reserve()for details.
*/
if (IS_ENABLED(CONFIG_PREEMPTION))
diff --git a/include/linux/tracepoint.h b/include/linux/tracepoint.h
index 9cfb099da58f..13f65420f188 100644
--- a/include/linux/tracepoint.h
+++ b/include/linux/tracepoint.h
@@ -465,7 +465,7 @@ static inline struct tracepoint *tracepoint_ptr_deref(tracepoint_ptr_t *p)
* *
* * The declared 'local variable' is called '__entry'
* *
- * * __field(pid_t, prev_prid) is equivalent to a standard declariton:
+ * * __field(pid_t, prev_prid) is equivalent to a standard declaration:
* *
* * pid_t prev_pid;
* *
diff --git a/include/trace/events/io_uring.h b/include/trace/events/io_uring.h
index 9f0d3b7d56b0..ba78a5602cd1 100644
--- a/include/trace/events/io_uring.h
+++ b/include/trace/events/io_uring.h
@@ -49,7 +49,7 @@ TRACE_EVENT(io_uring_create,
);
/**
- * io_uring_register - called after a buffer/file/eventfd was succesfully
+ * io_uring_register - called after a buffer/file/eventfd was successfully
* registered for a ring
*
* @ctx: pointer to a ring context structure
diff --git a/include/trace/events/rcu.h b/include/trace/events/rcu.h
index 5fc29400e1a2..97177c10bf64 100644
--- a/include/trace/events/rcu.h
+++ b/include/trace/events/rcu.h
@@ -48,7 +48,7 @@ TRACE_EVENT(rcu_utilization,
* RCU flavor, the grace-period number, and a string identifying the
* grace-period-related event as follows:
*
- * "AccReadyCB": CPU acclerates new callbacks to RCU_NEXT_READY_TAIL.
+ * "AccReadyCB": CPU accelerates new callbacks to RCU_NEXT_READY_TAIL.
* "AccWaitCB": CPU accelerates new callbacks to RCU_WAIT_TAIL.
* "newreq": Request a new grace period.
* "start": Start a grace period.
diff --git a/include/trace/events/sched.h b/include/trace/events/sched.h
index cbe3e152d24c..1eca2305ca42 100644
--- a/include/trace/events/sched.h
+++ b/include/trace/events/sched.h
@@ -174,7 +174,7 @@ DEFINE_EVENT(sched_wakeup_template, sched_waking,
TP_ARGS(p));
/*
- * Tracepoint called when the task is actually woken; p->state == TASK_RUNNNG.
+ * Tracepoint called when the task is actually woken; p->state == TASK_RUNNING.
* It is not always called from the waking context.
*/
DEFINE_EVENT(sched_wakeup_template, sched_wakeup,
diff --git a/include/trace/events/timer.h b/include/trace/events/timer.h
index 19abb6c3eb73..6ad031c71be7 100644
--- a/include/trace/events/timer.h
+++ b/include/trace/events/timer.h
@@ -119,7 +119,7 @@ TRACE_EVENT(timer_expire_entry,
* When used in combination with the timer_expire_entry tracepoint we can
* determine the runtime of the timer callback function.
*
- * NOTE: Do NOT derefernce timer in TP_fast_assign. The pointer might
+ * NOTE: Do NOT dereference timer in TP_fast_assign. The pointer might
* be invalid. We solely track the pointer.
*/
DEFINE_EVENT(timer_class, timer_expire_exit,
diff --git a/kernel/trace/bpf_trace.c b/kernel/trace/bpf_trace.c
index b0c45d923f0f..49f7ddb36149 100644
--- a/kernel/trace/bpf_trace.c
+++ b/kernel/trace/bpf_trace.c
@@ -658,7 +658,7 @@ BPF_CALL_5(bpf_seq_printf, struct seq_file *, m, char *, fmt, u32, fmt_size,
/* fmt[i] != 0 && fmt[last] == 0, so we can access fmt[i + 1] */
i++;
- /* skip optional "[0 +-][num]" width formating field */
+ /* skip optional "[0 +-][num]" width formatting field */
while (fmt[i] == '0' || fmt[i] == '+' || fmt[i] == '-' ||
fmt[i] == ' ')
i++;
@@ -748,7 +748,8 @@ BPF_CALL_5(bpf_seq_printf, struct seq_file *, m, char *, fmt, u32, fmt_size,
fmt_cnt++;
}
- /* Maximumly we can have MAX_SEQ_PRINTF_VARARGS parameter, just give
+ /*
+ * The maximum we can have is MAX_SEQ_PRINTF_VARARGS parameters, so just give
* all of them to seq_printf().
*/
seq_printf(m, fmt, params[0], params[1], params[2], params[3],
diff --git a/kernel/trace/fgraph.c b/kernel/trace/fgraph.c
index 29a6ebeebc9e..b8a0d1d564fb 100644
--- a/kernel/trace/fgraph.c
+++ b/kernel/trace/fgraph.c
@@ -42,7 +42,7 @@ bool ftrace_graph_is_dead(void)
}
/**
- * ftrace_graph_stop - set to permanently disable function graph tracincg
+ * ftrace_graph_stop - set to permanently disable function graph tracing
*
* In case of an error int function graph tracing, this is called
* to try to keep function graph tracing from causing any more harm.
@@ -117,7 +117,7 @@ int function_graph_enter(unsigned long ret, unsigned long func,
/*
* Skip graph tracing if the return location is served by direct trampoline,
- * since call sequence and return addresses is unpredicatable anymore.
+ * since call sequence and return addresses are unpredictable anyway.
* Ex: BPF trampoline may call original function and may skip frame
* depending on type of BPF programs attached.
*/
diff --git a/kernel/trace/ftrace.c b/kernel/trace/ftrace.c
index 4d8e35575549..eb7d677cb466 100644
--- a/kernel/trace/ftrace.c
+++ b/kernel/trace/ftrace.c
@@ -1045,7 +1045,7 @@ struct ftrace_ops global_ops = {
};
/*
- * Used by the stack undwinder to know about dynamic ftrace trampolines.
+ * Used by the stack unwinder to know about dynamic ftrace trampolines.
*/
struct ftrace_ops *ftrace_ops_trampoline(unsigned long addr)
{
@@ -3000,7 +3000,7 @@ int ftrace_shutdown(struct ftrace_ops *ops, int command)
* When the kernel is preemptive, tasks can be preempted
* while on a ftrace trampoline. Just scheduling a task on
* a CPU is not good enough to flush them. Calling
- * synchornize_rcu_tasks() will wait for those tasks to
+ * synchronize_rcu_tasks() will wait for those tasks to
* execute and either schedule voluntarily or enter user space.
*/
if (IS_ENABLED(CONFIG_PREEMPTION))
@@ -5373,7 +5373,7 @@ EXPORT_SYMBOL_GPL(modify_ftrace_direct);
* @reset - non zero to reset all filters before applying this filter.
*
* Filters denote which functions should be enabled when tracing is enabled
- * If @ip is NULL, it failes to update filter.
+ * If @ip is NULL, it fails to update filter.
*/
int ftrace_set_filter_ip(struct ftrace_ops *ops, unsigned long ip,
int remove, int reset)
@@ -6325,7 +6325,7 @@ clear_mod_from_hash(struct ftrace_page *pg, struct ftrace_hash *hash)
}
}
-/* Clear any records from hashs */
+/* Clear any records from hashes */
static void clear_mod_from_hashes(struct ftrace_page *pg)
{
struct trace_array *tr;
diff --git a/kernel/trace/ring_buffer.c b/kernel/trace/ring_buffer.c
index 68744c51517e..494c74daa590 100644
--- a/kernel/trace/ring_buffer.c
+++ b/kernel/trace/ring_buffer.c
@@ -3064,7 +3064,7 @@ rb_wakeups(struct trace_buffer *buffer, struct ring_buffer_per_cpu *cpu_buffer)
* is called before preempt_count() is updated, since the check will
* be on the NORMAL bit, the TRANSITION bit will then be set. If an
* NMI then comes in, it will set the NMI bit, but when the NMI code
- * does the trace_recursive_unlock() it will clear the TRANSTION bit
+ * does the trace_recursive_unlock() it will clear the TRANSITION bit
* and leave the NMI bit set. But this is fine, because the interrupt
* code that set the TRANSITION bit will then clear the NMI bit when it
* calls trace_recursive_unlock(). If another NMI comes in, it will
diff --git a/kernel/trace/synth_event_gen_test.c b/kernel/trace/synth_event_gen_test.c
index a4b4bbf8c3bf..0b15e975d2c2 100644
--- a/kernel/trace/synth_event_gen_test.c
+++ b/kernel/trace/synth_event_gen_test.c
@@ -1,6 +1,6 @@
// SPDX-License-Identifier: GPL-2.0
/*
- * Test module for in-kernel sythetic event creation and generation.
+ * Test module for in-kernel synthetic event creation and generation.
*
* Copyright (C) 2019 Tom Zanussi <zanussi@...nel.org>
*/
diff --git a/kernel/trace/trace.c b/kernel/trace/trace.c
index eccb4e1187cc..b7738d21d840 100644
--- a/kernel/trace/trace.c
+++ b/kernel/trace/trace.c
@@ -514,7 +514,7 @@ void trace_free_pid_list(struct trace_pid_list *pid_list)
* @filtered_pids: The list of pids to check
* @search_pid: The PID to find in @filtered_pids
*
- * Returns true if @search_pid is fonud in @filtered_pids, and false otherwis.
+ * Returns true if @search_pid is found in @filtered_pids, and false otherwise.
*/
bool
trace_find_filtered_pid(struct trace_pid_list *filtered_pids, pid_t search_pid)
@@ -545,7 +545,7 @@ trace_ignore_this_task(struct trace_pid_list *filtered_pids,
struct task_struct *task)
{
/*
- * If filterd_no_pids is not empty, and the task's pid is listed
+ * If filtered_no_pids is not empty, and the task's pid is listed
* in filtered_no_pids, then return true.
* Otherwise, if filtered_pids is empty, that means we can
* trace all tasks. If it has content, then only trace pids
@@ -612,7 +612,7 @@ void *trace_pid_next(struct trace_pid_list *pid_list, void *v, loff_t *pos)
(*pos)++;
- /* pid already is +1 of the actual prevous bit */
+ /* pid already is +1 of the actual previous bit */
pid = find_next_bit(pid_list->pids, pid_list->pid_max, pid);
/* Return pid + 1 to allow zero to be represented */
@@ -834,7 +834,7 @@ DEFINE_MUTEX(trace_types_lock);
* The content of events may become garbage if we allow other process consumes
* these events concurrently:
* A) the page of the consumed events may become a normal page
- * (not reader page) in ring buffer, and this page will be rewrited
+ * (not reader page) in ring buffer, and this page will be rewritten
* by events producer.
* B) The page of the consumed events may become a page for splice_read,
* and this page will be returned to system.
@@ -1520,7 +1520,7 @@ unsigned long nsecs_to_usecs(unsigned long nsecs)
#undef C
#define C(a, b) b
-/* These must match the bit postions in trace_iterator_flags */
+/* These must match the bit positions in trace_iterator_flags */
static const char *trace_options[] = {
TRACE_FLAGS
NULL
@@ -3367,7 +3367,7 @@ int trace_array_vprintk(struct trace_array *tr,
* buffer (use trace_printk() for that), as writing into the top level
* buffer should only have events that can be individually disabled.
* trace_printk() is only used for debugging a kernel, and should not
- * be ever encorporated in normal use.
+ * be ever incorporated in normal use.
*
* trace_array_printk() can be used, as it will not add noise to the
* top level tracing buffer.
@@ -7331,11 +7331,11 @@ static struct tracing_log_err *get_tracing_log_err(struct trace_array *tr)
* @cmd: The tracing command that caused the error
* @str: The string to position the caret at within @cmd
*
- * Finds the position of the first occurence of @str within @cmd. The
+ * Finds the position of the first occurrence of @str within @cmd. The
* return value can be passed to tracing_log_err() for caret placement
* within @cmd.
*
- * Returns the index within @cmd of the first occurence of @str or 0
+ * Returns the index within @cmd of the first occurrence of @str or 0
* if @str was not found.
*/
unsigned int err_pos(char *cmd, const char *str)
@@ -9118,7 +9118,7 @@ int tracing_init_dentry(void)
* As there may still be users that expect the tracing
* files to exist in debugfs/tracing, we must automount
* the tracefs file system there, so older tools still
- * work with the newer kerenl.
+ * work with the newer kernel.
*/
tr->dir = debugfs_create_automount("tracing", NULL,
trace_automount, NULL);
diff --git a/kernel/trace/trace.h b/kernel/trace/trace.h
index a6446c03cfbc..65b47f689442 100644
--- a/kernel/trace/trace.h
+++ b/kernel/trace/trace.h
@@ -1343,7 +1343,7 @@ __event_trigger_test_discard(struct trace_event_file *file,
/**
* event_trigger_unlock_commit - handle triggers and finish event commit
- * @file: The file pointer assoctiated to the event
+ * @file: The file pointer associated with the event
* @buffer: The ring buffer that the event is being written to
* @event: The event meta data in the ring buffer
* @entry: The event itself
@@ -1370,7 +1370,7 @@ event_trigger_unlock_commit(struct trace_event_file *file,
/**
* event_trigger_unlock_commit_regs - handle triggers and finish event commit
- * @file: The file pointer assoctiated to the event
+ * @file: The file pointer associated with the event
* @buffer: The ring buffer that the event is being written to
* @event: The event meta data in the ring buffer
* @entry: The event itself
diff --git a/kernel/trace/trace_event_perf.c b/kernel/trace/trace_event_perf.c
index 288ad2c274fb..03be4435d103 100644
--- a/kernel/trace/trace_event_perf.c
+++ b/kernel/trace/trace_event_perf.c
@@ -16,7 +16,7 @@ static char __percpu *perf_trace_buf[PERF_NR_CONTEXTS];
/*
* Force it to be aligned to unsigned long to avoid misaligned accesses
- * suprises
+ * surprises
*/
typedef typeof(unsigned long [PERF_MAX_TRACE_SIZE / sizeof(unsigned long)])
perf_trace_t;
diff --git a/kernel/trace/trace_events.c b/kernel/trace/trace_events.c
index a3563afd412d..9f23cc66e1f7 100644
--- a/kernel/trace/trace_events.c
+++ b/kernel/trace/trace_events.c
@@ -2436,7 +2436,7 @@ void trace_event_eval_update(struct trace_eval_map **map, int len)
}
/*
- * Since calls are grouped by systems, the likelyhood that the
+ * Since calls are grouped by systems, the likelihood that the
* next call in the iteration belongs to the same system as the
* previous call is high. As an optimization, we skip searching
* for a map[] that matches the call's system if the last call
@@ -2496,7 +2496,7 @@ __trace_add_new_event(struct trace_event_call *call, struct trace_array *tr)
}
/*
- * Just create a decriptor for early init. A descriptor is required
+ * Just create a descriptor for early init. A descriptor is required
* for enabling events at boot. We want to enable events before
* the filesystem is initialized.
*/
diff --git a/kernel/trace/trace_events_filter.c b/kernel/trace/trace_events_filter.c
index e91259f6a722..9730acf3c03e 100644
--- a/kernel/trace/trace_events_filter.c
+++ b/kernel/trace/trace_events_filter.c
@@ -296,7 +296,7 @@ enum {
* and "FALSE" the program entry after that, we are now done with the first
* pass.
*
- * Making the above "a || b && c" have a progam of:
+ * Making the above "a || b && c" have a program of:
* prog[0] = { "a", 1, 2 }
* prog[1] = { "b", 0, 2 }
* prog[2] = { "c", 0, 3 }
@@ -390,7 +390,7 @@ enum {
* F: return FALSE
*
* As "r = a; if (!r) goto n5;" is obviously the same as
- * "if (!a) goto n5;" without doing anything we can interperate the
+ * "if (!a) goto n5;" without doing anything we can interpret the
* program as:
* n1: if (!a) goto n5;
* n2: if (!b) goto n5;
diff --git a/kernel/trace/trace_events_synth.c b/kernel/trace/trace_events_synth.c
index 8d71e6c83f10..2ac75eb6aa86 100644
--- a/kernel/trace/trace_events_synth.c
+++ b/kernel/trace/trace_events_synth.c
@@ -1385,7 +1385,7 @@ static int destroy_synth_event(struct synth_event *se)
/**
* synth_event_delete - Delete a synthetic event
- * @event_name: The name of the new sythetic event
+ * @event_name: The name of the new synthetic event
*
* Delete a synthetic event that was created with synth_event_create().
*
diff --git a/kernel/trace/trace_functions_graph.c b/kernel/trace/trace_functions_graph.c
index 0aa6e6faa943..0de6837722da 100644
--- a/kernel/trace/trace_functions_graph.c
+++ b/kernel/trace/trace_functions_graph.c
@@ -764,7 +764,7 @@ print_graph_prologue(struct trace_iterator *iter, struct trace_seq *s,
* - we are inside irq code
* - we just entered irq code
*
- * retunns 0 if
+ * returns 0 if
* - funcgraph-interrupts option is set
* - we are not inside irq code
*/
diff --git a/kernel/trace/trace_hwlat.c b/kernel/trace/trace_hwlat.c
index 34dc1a712dcb..632ef88131a9 100644
--- a/kernel/trace/trace_hwlat.c
+++ b/kernel/trace/trace_hwlat.c
@@ -83,7 +83,7 @@ struct hwlat_sample {
u64 nmi_total_ts; /* Total time spent in NMIs */
struct timespec64 timestamp; /* wall time */
int nmi_count; /* # NMIs during this sample */
- int count; /* # of iteratons over threash */
+ int count; /* # of iterations over thresh */
};
/* keep the global state somewhere. */
@@ -389,7 +389,7 @@ static int start_kthread(struct trace_array *tr)
}
/**
- * stop_kthread - Inform the hardware latency samping/detector kthread to stop
+ * stop_kthread - Inform the hardware latency sampling/detector kthread to stop
*
* This kicks the running hardware latency sampling/detector kernel thread and
* tells it to stop sampling now. Use this on unload and at system shutdown.
diff --git a/kernel/trace/trace_kprobe.c b/kernel/trace/trace_kprobe.c
index 6fe770d86dc3..ea6178cb5e33 100644
--- a/kernel/trace/trace_kprobe.c
+++ b/kernel/trace/trace_kprobe.c
@@ -1748,7 +1748,7 @@ kretprobe_dispatcher(struct kretprobe_instance *ri, struct pt_regs *regs)
if (trace_probe_test_flag(&tk->tp, TP_FLAG_PROFILE))
kretprobe_perf_func(tk, ri, regs);
#endif
- return 0; /* We don't tweek kernel, so just return 0 */
+ return 0; /* We don't tweak kernel, so just return 0 */
}
NOKPROBE_SYMBOL(kretprobe_dispatcher);
diff --git a/kernel/trace/trace_probe.c b/kernel/trace/trace_probe.c
index ec589a4612df..15413ad7cef2 100644
--- a/kernel/trace/trace_probe.c
+++ b/kernel/trace/trace_probe.c
@@ -168,7 +168,7 @@ void __trace_probe_log_err(int offset, int err_type)
if (!trace_probe_log.argv)
return;
- /* Recalcurate the length and allocate buffer */
+ /* Recalculate the length and allocate buffer */
for (i = 0; i < trace_probe_log.argc; i++) {
if (i == trace_probe_log.index)
pos = len;
@@ -182,7 +182,7 @@ void __trace_probe_log_err(int offset, int err_type)
/**
* Set the error position is next to the last arg + space.
* Note that len includes the terminal null and the cursor
- * appaers at pos + 1.
+ * appears at pos + 1.
*/
pos = len;
offset = 0;
@@ -592,7 +592,7 @@ static int traceprobe_parse_probe_arg_body(char *arg, ssize_t *size,
}
/*
- * Since $comm and immediate string can not be dereferred,
+ * Since $comm and immediate string can not be dereferenced,
* we can find those by strcmp.
*/
if (strcmp(arg, "$comm") == 0 || strncmp(arg, "\\\"", 2) == 0) {
diff --git a/kernel/trace/trace_probe.h b/kernel/trace/trace_probe.h
index 7ce4027089ee..227d518e5ba5 100644
--- a/kernel/trace/trace_probe.h
+++ b/kernel/trace/trace_probe.h
@@ -134,7 +134,7 @@ struct fetch_type {
size_t size; /* Byte size of type */
int is_signed; /* Signed flag */
print_type_func_t print; /* Print functions */
- const char *fmt; /* Fromat string */
+ const char *fmt; /* Format string */
const char *fmttype; /* Name in format file */
};
diff --git a/kernel/trace/trace_probe_tmpl.h b/kernel/trace/trace_probe_tmpl.h
index e5282828f4a6..f003c5d02a3a 100644
--- a/kernel/trace/trace_probe_tmpl.h
+++ b/kernel/trace/trace_probe_tmpl.h
@@ -167,7 +167,7 @@ process_fetch_insn_bottom(struct fetch_insn *code, unsigned long val,
return code->op == FETCH_OP_END ? ret : -EILSEQ;
}
-/* Sum up total data length for dynamic arraies (strings) */
+/* Sum up total data length for dynamic arrays (strings) */
static nokprobe_inline int
__get_data_size(struct trace_probe *tp, struct pt_regs *regs)
{
diff --git a/kernel/trace/trace_selftest.c b/kernel/trace/trace_selftest.c
index 73ef12092250..adf7ef194005 100644
--- a/kernel/trace/trace_selftest.c
+++ b/kernel/trace/trace_selftest.c
@@ -878,7 +878,7 @@ trace_selftest_startup_preemptoff(struct tracer *trace, struct trace_array *tr)
int ret;
/*
- * Now that the big kernel lock is no longer preemptable,
+ * Now that the big kernel lock is no longer preemptible,
* and this is called with the BKL held, it will always
* fail. If preemption is already disabled, simply
* pass the test. When the BKL is removed, or becomes
@@ -940,7 +940,7 @@ trace_selftest_startup_preemptirqsoff(struct tracer *trace, struct trace_array *
int ret;
/*
- * Now that the big kernel lock is no longer preemptable,
+ * Now that the big kernel lock is no longer preemptible,
* and this is called with the BKL held, it will always
* fail. If preemption is already disabled, simply
* pass the test. When the BKL is removed, or becomes
diff --git a/kernel/trace/trace_seq.c b/kernel/trace/trace_seq.c
index 1d84fcc78e3e..9c90b3a7dce2 100644
--- a/kernel/trace/trace_seq.c
+++ b/kernel/trace/trace_seq.c
@@ -16,7 +16,7 @@
* The buffer size is currently PAGE_SIZE, although it may become dynamic
* in the future.
*
- * A write to the buffer will either succed or fail. That is, unlike
+ * A write to the buffer will either succeed or fail. That is, unlike
* sprintf() there will not be a partial write (well it may write into
* the buffer but it wont update the pointers). This allows users to
* try to write something into the trace_seq buffer and if it fails
@@ -73,7 +73,7 @@ int trace_print_seq(struct seq_file *m, struct trace_seq *s)
* @fmt: printf format string
*
* The tracer may use either sequence operations or its own
- * copy to user routines. To simplify formating of a trace
+ * copy to user routines. To simplify formatting of a trace
* trace_seq_printf() is used to store strings into a special
* buffer (@s). Then the output may be either used by
* the sequencer or pulled into another buffer.
@@ -133,7 +133,7 @@ EXPORT_SYMBOL_GPL(trace_seq_bitmask);
* @fmt: printf format string
*
* The tracer may use either sequence operations or its own
- * copy to user routines. To simplify formating of a trace
+ * copy to user routines. To simplify formatting of a trace
* trace_seq_printf is used to store strings into a special
* buffer (@s). Then the output may be either used by
* the sequencer or pulled into another buffer.
@@ -226,7 +226,7 @@ EXPORT_SYMBOL_GPL(trace_seq_puts);
* @c: simple character to record
*
* The tracer may use either the sequence operations or its own
- * copy to user routines. This function records a simple charater
+ * copy to user routines. This function records a simple character
* into a special buffer (@s) for later retrieval by a sequencer
* or other mechanism.
*/
@@ -348,7 +348,7 @@ int trace_seq_path(struct trace_seq *s, const struct path *path)
EXPORT_SYMBOL_GPL(trace_seq_path);
/**
- * trace_seq_to_user - copy the squence buffer to user space
+ * trace_seq_to_user - copy the sequence buffer to user space
* @s: trace sequence descriptor
* @ubuf: The userspace memory location to copy to
* @cnt: The amount to copy
@@ -363,7 +363,7 @@ EXPORT_SYMBOL_GPL(trace_seq_path);
*
* On failure it returns -EBUSY if all of the content in the
* sequence has been already read, which includes nothing in the
- * sequenc (@s->len == @s->readpos).
+ * sequence (@s->len == @s->readpos).
*
* Returns -EFAULT if the copy to userspace fails.
*/
----- End forwarded message -----
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