Commit 57794a9d authored by Wenji Huang's avatar Wenji Huang Committed by Steven Rostedt
Browse files

trace: trivial fixes in comment typos. 



Impact: clean up

Fixed several typos in the comments.

Signed-off-by: default avatarWenji Huang <wenji.huang@oracle.com>
Signed-off-by: default avatarSteven Rostedt <srostedt@redhat.com>
parent a81bd80a

include/linux/ftrace.h

+1 −1
Original line number Diff line number Diff line
@@ -140,7 +140,7 @@ static inline int ftrace_disable_ftrace_graph_caller(void) { return 0; } 
#endif



/**

 * ftrace_make_nop - convert code into top

 * ftrace_make_nop - convert code into nop

 * @mod: module structure if called by module load initialization

 * @rec: the mcount call site record

 * @addr: the address that the call site should be calling

kernel/trace/ftrace.c

+3 −3
Original line number Diff line number Diff line
@@ -465,7 +465,7 @@ __ftrace_replace_code(struct dyn_ftrace *rec, int enable) 
	 * it is not enabled then do nothing.

	 *

	 * If this record is not to be traced and

	 * it is enabled then disabled it.

	 * it is enabled then disable it.

	 *

	 */

	if (rec->flags & FTRACE_FL_NOTRACE) {
@@ -485,7 +485,7 @@ __ftrace_replace_code(struct dyn_ftrace *rec, int enable) 
		if (fl == (FTRACE_FL_FILTER | FTRACE_FL_ENABLED))

			return 0;



		/* Record is not filtered and is not enabled do nothing */

		/* Record is not filtered or enabled, do nothing */

		if (!fl)

			return 0;
@@ -507,7 +507,7 @@ __ftrace_replace_code(struct dyn_ftrace *rec, int enable) 


		} else {



			/* if record is not enabled do nothing */

			/* if record is not enabled, do nothing */

			if (!(rec->flags & FTRACE_FL_ENABLED))

				return 0;

kernel/trace/trace.h

+3 −3
Original line number Diff line number Diff line
@@ -616,12 +616,12 @@ extern struct tracer nop_trace; 
 * preempt_enable (after a disable), a schedule might take place

 * causing an infinite recursion.

 *

 * To prevent this, we read the need_recshed flag before

 * To prevent this, we read the need_resched flag before

 * disabling preemption. When we want to enable preemption we

 * check the flag, if it is set, then we call preempt_enable_no_resched.

 * Otherwise, we call preempt_enable.

 *

 * The rational for doing the above is that if need resched is set

 * The rational for doing the above is that if need_resched is set

 * and we have yet to reschedule, we are either in an atomic location

 * (where we do not need to check for scheduling) or we are inside

 * the scheduler and do not want to resched.
@@ -642,7 +642,7 @@ static inline int ftrace_preempt_disable(void) 
 *

 * This is a scheduler safe way to enable preemption and not miss

 * any preemption checks. The disabled saved the state of preemption.

 * If resched is set, then we were either inside an atomic or

 * If resched is set, then we are either inside an atomic or

 * are inside the scheduler (we would have already scheduled

 * otherwise). In this case, we do not want to call normal

 * preempt_enable, but preempt_enable_no_resched instead.