[PULL for-7.1 16/36] util/log: Remove qemu_log_flush

[Richard Henderson]

All uses flush output immediately before or after qemu_log_unlock.
Instead of a separate call, move the flush into qemu_log_unlock.

Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
---
 include/qemu/log.h        |  2 --
 accel/tcg/translate-all.c |  1 -
 cpu.c                     |  1 -
 hw/net/can/can_sja1000.c  |  1 -
 hw/xen/xen_pvdev.c        |  1 -
 net/can/can_socketcan.c   |  1 -
 tcg/tcg.c                 |  1 -
 util/log.c                | 14 +-------------
 8 files changed, 1 insertion(+), 21 deletions(-)

diff --git a/include/qemu/log.h b/include/qemu/log.h
index 6e45b31253..10578ba21c 100644
--- a/include/qemu/log.h
+++ b/include/qemu/log.h
@@ -121,8 +121,6 @@ int qemu_str_to_log_mask(const char *str);
  */
 void qemu_print_log_usage(FILE *f);
 
-/* fflush() the log file */
-void qemu_log_flush(void);
 /* Close the log file */
 void qemu_log_close(void);
 
diff --git a/accel/tcg/translate-all.c b/accel/tcg/translate-all.c
index 4af7455522..837f50f5b9 100644
--- a/accel/tcg/translate-all.c
+++ b/accel/tcg/translate-all.c
@@ -1595,7 +1595,6 @@ TranslationBlock *tb_gen_code(CPUState *cpu,
                 }
             }
             fprintf(logfile, "\n");
-            qemu_log_flush();
             qemu_log_unlock(logfile);
         }
     }
diff --git a/cpu.c b/cpu.c
index 159d0b0d1d..054f21b307 100644
--- a/cpu.c
+++ b/cpu.c
@@ -405,7 +405,6 @@ void cpu_abort(CPUState *cpu, const char *fmt, ...)
         vfprintf(logfile, fmt, ap2);
         fprintf(logfile, "\n");
         cpu_dump_state(cpu, logfile, CPU_DUMP_FPU | CPU_DUMP_CCOP);
-        qemu_log_flush();
         qemu_log_unlock(logfile);
         qemu_log_close();
     }
diff --git a/hw/net/can/can_sja1000.c b/hw/net/can/can_sja1000.c
index 919e93664d..3d144508a2 100644
--- a/hw/net/can/can_sja1000.c
+++ b/hw/net/can/can_sja1000.c
@@ -260,7 +260,6 @@ static void can_display_msg(const char *prefix, const 
qemu_can_frame *msg)
             fprintf(logfile, " %02X", msg->data[i]);
         }
         fprintf(logfile, "\n");
-        qemu_log_flush();
         qemu_log_unlock(logfile);
     }
 }
diff --git a/hw/xen/xen_pvdev.c b/hw/xen/xen_pvdev.c
index 355bbda60d..9095080b0d 100644
--- a/hw/xen/xen_pvdev.c
+++ b/hw/xen/xen_pvdev.c
@@ -230,7 +230,6 @@ void xen_pv_printf(struct XenLegacyDevice *xendev, int 
msg_level,
         xen_pv_output_msg(xendev, stderr, fmt, args);
         va_end(args);
     }
-    qemu_log_flush();
 }
 
 void xen_pv_evtchn_event(void *opaque)
diff --git a/net/can/can_socketcan.c b/net/can/can_socketcan.c
index ae19d35001..47743e5fd9 100644
--- a/net/can/can_socketcan.c
+++ b/net/can/can_socketcan.c
@@ -88,7 +88,6 @@ static void can_host_socketcan_display_msg(struct 
qemu_can_frame *msg)
             fprintf(logfile, " %02X", msg->data[i]);
         }
         fprintf(logfile, "\n");
-        qemu_log_flush();
         qemu_log_unlock(logfile);
     }
 }
diff --git a/tcg/tcg.c b/tcg/tcg.c
index 1e27367af6..e5d45eca9f 100644
--- a/tcg/tcg.c
+++ b/tcg/tcg.c
@@ -783,7 +783,6 @@ void tcg_prologue_init(TCGContext *s)
                 disas(logfile, s->code_gen_ptr, prologue_size);
             }
             fprintf(logfile, "\n");
-            qemu_log_flush();
             qemu_log_unlock(logfile);
         }
     }
diff --git a/util/log.c b/util/log.c
index 3ec6e90575..73597c40c0 100644
--- a/util/log.c
+++ b/util/log.c
@@ -54,6 +54,7 @@ FILE *qemu_log_lock(void)
 void qemu_log_unlock(FILE *fd)
 {
     if (fd) {
+        fflush(fd);
         qemu_funlockfile(fd);
         rcu_read_unlock();
     }
@@ -277,19 +278,6 @@ out:
     g_strfreev(ranges);
 }
 
-/* fflush() the log file */
-void qemu_log_flush(void)
-{
-    QemuLogFile *logfile;
-
-    rcu_read_lock();
-    logfile = qatomic_rcu_read(&qemu_logfile);
-    if (logfile) {
-        fflush(logfile->fd);
-    }
-    rcu_read_unlock();
-}
-
 /* Close the log file */
 void qemu_log_close(void)
 {
-- 
2.25.1