From: Paolo Bonzini <pbonzini@redhat.com>
Date: Tue, 30 Sep 2025 08:56:26 +0000 (+0200)
Subject: timer: constify some functions
X-Git-Tag: v10.2.0-rc1~64^2~1
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=67913e95bf7e9fb3c9e904055d7021b243ff1674;p=thirdparty%2Fqemu.git

timer: constify some functions

Reviewed-by: Zhao Liu <zhao1.liu@intel.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
---

diff --git a/include/qemu/timer.h b/include/qemu/timer.h
index abd2204f3b..aec730ac25 100644
--- a/include/qemu/timer.h
+++ b/include/qemu/timer.h
@@ -699,7 +699,7 @@ void timer_mod_anticipate(QEMUTimer *ts, int64_t expire_time);
  *
  * Returns: true if the timer is pending
  */
-bool timer_pending(QEMUTimer *ts);
+bool timer_pending(const QEMUTimer *ts);
 
 /**
  * timer_expired:
@@ -710,7 +710,7 @@ bool timer_pending(QEMUTimer *ts);
  *
  * Returns: true if the timer has expired
  */
-bool timer_expired(QEMUTimer *timer_head, int64_t current_time);
+bool timer_expired(const QEMUTimer *timer_head, int64_t current_time);
 
 /**
  * timer_expire_time_ns:
@@ -720,7 +720,7 @@ bool timer_expired(QEMUTimer *timer_head, int64_t current_time);
  *
  * Returns: the expiry time in nanoseconds
  */
-uint64_t timer_expire_time_ns(QEMUTimer *ts);
+uint64_t timer_expire_time_ns(const QEMUTimer *ts);
 
 /**
  * timer_get:
diff --git a/util/qemu-timer.c b/util/qemu-timer.c
index 1fb48be281..56f11b6a64 100644
--- a/util/qemu-timer.c
+++ b/util/qemu-timer.c
@@ -89,7 +89,7 @@ static inline QEMUClock *qemu_clock_ptr(QEMUClockType type)
     return &qemu_clocks[type];
 }
 
-static bool timer_expired_ns(QEMUTimer *timer_head, int64_t current_time)
+static bool timer_expired_ns(const QEMUTimer *timer_head, int64_t current_time)
 {
     return timer_head && (timer_head->expire_time <= current_time);
 }
@@ -475,12 +475,12 @@ void timer_mod_anticipate(QEMUTimer *ts, int64_t expire_time)
     timer_mod_anticipate_ns(ts, expire_time * ts->scale);
 }
 
-bool timer_pending(QEMUTimer *ts)
+bool timer_pending(const QEMUTimer *ts)
 {
     return ts->expire_time >= 0;
 }
 
-bool timer_expired(QEMUTimer *timer_head, int64_t current_time)
+bool timer_expired(const QEMUTimer *timer_head, int64_t current_time)
 {
     return timer_expired_ns(timer_head, current_time * timer_head->scale);
 }
@@ -649,7 +649,7 @@ void init_clocks(QEMUTimerListNotifyCB *notify_cb)
 #endif
 }
 
-uint64_t timer_expire_time_ns(QEMUTimer *ts)
+uint64_t timer_expire_time_ns(const QEMUTimer *ts)
 {
     return timer_pending(ts) ? ts->expire_time : -1;
 }