From: Richard Henderson <richard.henderson@linaro.org>
Date: Sun, 17 Apr 2022 18:30:04 +0000 (-0700)
Subject: include/exec/log: Do not reference QemuLogFile directly
X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=bf619eae2eed3bde9f7c003c09bf29bdcc908b08;p=qemu.git

include/exec/log: Do not reference QemuLogFile directly

Use qemu_log_trylock/unlock instead of the raw rcu_read.

Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Reviewed-by: Alex Bennée <alex.bennee@linaro.org>
Message-Id: <20220417183019.755276-25-richard.henderson@linaro.org>
---

diff --git a/include/exec/log.h b/include/exec/log.h
index ad0a40cfeb..4a7375a45f 100644
--- a/include/exec/log.h
+++ b/include/exec/log.h
@@ -15,15 +15,10 @@
  */
 static inline void log_cpu_state(CPUState *cpu, int flags)
 {
-    QemuLogFile *logfile;
-
-    if (qemu_log_enabled()) {
-        rcu_read_lock();
-        logfile = qatomic_rcu_read(&qemu_logfile);
-        if (logfile) {
-            cpu_dump_state(cpu, logfile->fd, flags);
-        }
-        rcu_read_unlock();
+    FILE *f = qemu_log_trylock();
+    if (f) {
+        cpu_dump_state(cpu, f, flags);
+        qemu_log_unlock(f);
     }
 }