timer/cpus: fix some typos and update some comments

Signed-off-by: Cao jin <caoj.fnst@cn.fujitsu.com>
Signed-off-by: Michael Tokarev <mjt@tls.msk.ru>

diff --git a/cpus.c b/cpus.c
index 84c3520..0ab4ab1 100644 (file)
--- a/cpus.c
+++ b/cpus.c
@@ -229,7 +229,7 @@ static int64_t cpu_get_clock_locked(void)
     return ticks;
 }
 
-/* return the host CPU monotonic timer and handle stop/restart */
+/* return the host CPU monotonic time */
 int64_t cpu_get_clock(void)
 {
     int64_t ti;
@@ -244,7 +244,7 @@ int64_t cpu_get_clock(void)
 }
 
 /* enable cpu_get_ticks()
- * Caller must hold BQL which server as mutex for vm_clock_seqlock.
+ * Caller must hold BQL which serves as mutex for vm_clock_seqlock.
  */
 void cpu_enable_ticks(void)
 {
@@ -260,7 +260,7 @@ void cpu_enable_ticks(void)
 
 /* disable cpu_get_ticks() : the clock is stopped. You must not call
  * cpu_get_ticks() after that.
- * Caller must hold BQL which server as mutex for vm_clock_seqlock.
+ * Caller must hold BQL which serves as mutex for vm_clock_seqlock.
  */
 void cpu_disable_ticks(void)
 {

diff --git a/include/qemu/timer.h b/include/qemu/timer.h
index e6c089e..4bfcd35 100644 (file)
--- a/include/qemu/timer.h
+++ b/include/qemu/timer.h
@@ -802,7 +802,7 @@ static inline int64_t get_max_clock_jump(void)
  * Low level clock functions
  */
 
-/* real time host monotonic timer */
+/* get host real time in nanosecond */
 static inline int64_t get_clock_realtime(void)
 {
     struct timeval tv;