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From: Richard Henderson <richard.henderson@linaro.org>
To: qemu-devel@nongnu.org
Cc: "Alex Bennée" <alex.bennee@linaro.org>,
	"Philippe Mathieu-Daudé" <f4bug@amsat.org>
Subject: [PULL 06/39] util/log: Move qemu_log_lock, qemu_log_unlock out of line
Date: Wed, 20 Apr 2022 11:05:45 -0700	[thread overview]
Message-ID: <20220420180618.1183855-7-richard.henderson@linaro.org> (raw)
In-Reply-To: <20220420180618.1183855-1-richard.henderson@linaro.org>

Reviewed-by: Alex Bennée <alex.bennee@linaro.org>
Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Message-Id: <20220417183019.755276-7-richard.henderson@linaro.org>
---
 include/qemu/log.h | 28 +++-------------------------
 util/log.c         | 23 +++++++++++++++++++++++
 2 files changed, 26 insertions(+), 25 deletions(-)

diff --git a/include/qemu/log.h b/include/qemu/log.h
index 0b892f5e90..6a6b1efce5 100644
--- a/include/qemu/log.h
+++ b/include/qemu/log.h
@@ -65,32 +65,10 @@ static inline bool qemu_log_separate(void)
 /* LOG_STRACE is used for user-mode strace logging. */
 #define LOG_STRACE         (1 << 19)
 
-/* Lock output for a series of related logs.  Since this is not needed
- * for a single qemu_log / qemu_log_mask / qemu_log_mask_and_addr, we
- * assume that qemu_loglevel_mask has already been tested, and that
- * qemu_loglevel is never set when qemu_logfile is unset.
- */
+/* Lock/unlock output. */
 
-static inline FILE *qemu_log_lock(void)
-{
-    QemuLogFile *logfile;
-    rcu_read_lock();
-    logfile = qatomic_rcu_read(&qemu_logfile);
-    if (logfile) {
-        qemu_flockfile(logfile->fd);
-        return logfile->fd;
-    } else {
-        return NULL;
-    }
-}
-
-static inline void qemu_log_unlock(FILE *fd)
-{
-    if (fd) {
-        qemu_funlockfile(fd);
-    }
-    rcu_read_unlock();
-}
+FILE *qemu_log_lock(void);
+void qemu_log_unlock(FILE *fd);
 
 /* Logging functions: */
 
diff --git a/util/log.c b/util/log.c
index bab4d29ecb..1a3121610a 100644
--- a/util/log.c
+++ b/util/log.c
@@ -34,6 +34,29 @@ int qemu_loglevel;
 static int log_append = 0;
 static GArray *debug_regions;
 
+/* Lock/unlock output. */
+
+FILE *qemu_log_lock(void)
+{
+    QemuLogFile *logfile;
+    rcu_read_lock();
+    logfile = qatomic_rcu_read(&qemu_logfile);
+    if (logfile) {
+        qemu_flockfile(logfile->fd);
+        return logfile->fd;
+    } else {
+        return NULL;
+    }
+}
+
+void qemu_log_unlock(FILE *fd)
+{
+    if (fd) {
+        qemu_funlockfile(fd);
+    }
+    rcu_read_unlock();
+}
+
 /* Return the number of characters emitted.  */
 int qemu_log(const char *fmt, ...)
 {
-- 
2.34.1



  parent reply	other threads:[~2022-04-20 18:08 UTC|newest]

Thread overview: 41+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-04-20 18:05 [PULL 00/39] Logging cleanup and per-thread logfiles Richard Henderson
2022-04-20 18:05 ` [PULL 01/39] util/log: Drop manual log buffering Richard Henderson
2022-04-20 18:05 ` [PULL 02/39] target/hexagon: Remove qemu_set_log in hexagon_translate_init Richard Henderson
2022-04-20 18:05 ` [PULL 03/39] util/log: Return bool from qemu_set_log_filename Richard Henderson
2022-04-20 18:05 ` [PULL 04/39] util/log: Pass Error pointer to qemu_set_log Richard Henderson
2022-04-20 18:05 ` [PULL 05/39] os-posix: Use qemu_log_enabled Richard Henderson
2022-04-20 18:05 ` Richard Henderson [this message]
2022-04-20 18:05 ` [PULL 07/39] util/log: Rename qemu_log_lock to qemu_log_trylock Richard Henderson
2022-04-20 18:05 ` [PULL 08/39] hw/xen: Split out xen_pv_output_msg Richard Henderson
2022-04-20 18:05 ` [PULL 09/39] *: Use fprintf between qemu_log_trylock/unlock Richard Henderson
2022-04-20 18:05 ` [PULL 10/39] util/log: Remove qemu_log_vprintf Richard Henderson
2022-04-20 18:05 ` [PULL 11/39] tcg: Pass the locked filepointer to tcg_dump_ops Richard Henderson
2022-04-20 18:05 ` [PULL 12/39] exec/translator: Pass the locked filepointer to disas_log hook Richard Henderson
2022-04-20 18:05 ` [PULL 13/39] exec/log: Remove log_disas and log_target_disas Richard Henderson
2022-04-20 18:05 ` [PULL 14/39] accel/tcg: Use cpu_dump_state between qemu_log_trylock/unlock Richard Henderson
2022-04-20 18:05 ` [PULL 15/39] target/nios2: Remove log_cpu_state from reset Richard Henderson
2022-04-20 18:05 ` [PULL 16/39] util/log: Use qemu_log_trylock/unlock in qemu_log Richard Henderson
2022-04-20 18:05 ` [PULL 17/39] util/log: Drop return value from qemu_log Richard Henderson
2022-04-20 18:05 ` [PULL 18/39] util/log: Mark qemu_log_trylock as G_GNUC_WARN_UNUSED_RESULT Richard Henderson
2022-04-20 18:05 ` [PULL 19/39] util/log: Remove qemu_log_flush Richard Henderson
2022-04-20 18:05 ` [PULL 20/39] util/log: Drop call to setvbuf Richard Henderson
2022-04-20 18:06 ` [PULL 21/39] bsd-user: Expand log_page_dump inline Richard Henderson
2022-04-20 18:06 ` [PULL 22/39] linux-user: " Richard Henderson
2022-04-20 18:06 ` [PULL 23/39] tests/unit: Do not reference QemuLogFile directly Richard Henderson
2022-04-20 18:06 ` [PULL 24/39] include/exec/log: " Richard Henderson
2022-04-20 18:06 ` [PULL 25/39] include/qemu/log: Move entire implementation out-of-line Richard Henderson
2022-04-20 18:06 ` [PULL 26/39] sysemu/os-win32: Test for and use _lock_file/_unlock_file Richard Henderson
2022-04-20 18:06 ` [PULL 27/39] util/log: Introduce qemu_set_log_filename_flags Richard Henderson
2022-04-20 18:06 ` [PULL 28/39] bsd-user: Use qemu_set_log_filename_flags Richard Henderson
2022-04-20 18:06 ` [PULL 29/39] linux-user: " Richard Henderson
2022-04-20 18:06 ` [PULL 30/39] softmmu: " Richard Henderson
2022-04-20 18:06 ` [PULL 31/39] util/log: Remove qemu_log_close Richard Henderson
2022-04-20 18:06 ` [PULL 32/39] util/log: Rename logfilename to global_filename Richard Henderson
2022-04-20 18:06 ` [PULL 33/39] util/log: Rename qemu_logfile to global_file Richard Henderson
2022-04-20 18:06 ` [PULL 34/39] util/log: Rename qemu_logfile_mutex to global_mutex Richard Henderson
2022-04-20 18:06 ` [PULL 35/39] util/log: Hoist the eval of is_daemonized in qemu_set_log_internal Richard Henderson
2022-04-20 18:06 ` [PULL 36/39] util/log: Combine two logfile closes Richard Henderson
2022-04-20 18:06 ` [PULL 37/39] util/log: Rename QemuLogFile to RCUCloseFILE Richard Henderson
2022-04-20 18:06 ` [PULL 38/39] util/log: Limit RCUCloseFILE to file closing Richard Henderson
2022-04-20 18:06 ` [PULL 39/39] util/log: Support per-thread log files Richard Henderson
2022-04-20 23:42 ` [PULL 00/39] Logging cleanup and per-thread logfiles Richard Henderson

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