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authorPeter Maydell <peter.maydell@linaro.org>2016-02-25 15:30:57 +0000
committerPeter Maydell <peter.maydell@linaro.org>2016-02-25 15:30:57 +0000
commit586fc27e6a2ade22e35089e8972bc678b113e1db (patch)
tree3757f6e443da156b390e913c0c8437c3d5e4ddb4 /util
parent774ae4254d3910f1c94ad6ed44d14cbea0e6a2f2 (diff)
parentcfc3b074de4b4ccee2540edbf8cfdb026dc19943 (diff)
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Merge remote-tracking branch 'remotes/bonzini/tags/for-upstream' into staging
* Asynchronous dump-guest-memory from Peter * improved logging with -D -daemonize from Dimitris * more address_space_* optimization from Gonglei * TCG xsave/xrstor thinko fix * chardev bugfix and documentation patch # gpg: Signature made Thu 25 Feb 2016 15:12:27 GMT using RSA key ID 78C7AE83 # gpg: Good signature from "Paolo Bonzini <bonzini@gnu.org>" # gpg: aka "Paolo Bonzini <pbonzini@redhat.com>" * remotes/bonzini/tags/for-upstream: target-i386: fix confusion in xcr0 bit position vs. mask chardev: Properly initialize ChardevCommon components memory: Remove unreachable return statement memory: optimize qemu_get_ram_ptr and qemu_ram_ptr_length exec: store RAMBlock pointer into memory region log: Redirect stderr to logfile if deamonized dump-guest-memory: add qmp event DUMP_COMPLETED Dump: add hmp command "info dump" Dump: add qmp command "query-dump" DumpState: adding total_size and written_size fields dump-guest-memory: add "detach" support dump-guest-memory: disable dump when in INMIGRATE state dump-guest-memory: introduce dump_process() helper function. dump-guest-memory: add dump_in_progress() helper function dump-guest-memory: using static DumpState, add DumpStatus dump-guest-memory: add "detach" flag for QMP/HMP interfaces. dump-guest-memory: cleanup: removing dump_{error|cleanup}(). scripts/kvm/kvm_stat: Fix missing right parantheses and ".format(...)" qemu-options.hx: Improve documentation of chardev multiplexing mode Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Diffstat (limited to 'util')
-rw-r--r--util/log.c11
1 files changed, 9 insertions, 2 deletions
diff --git a/util/log.c b/util/log.c
index 2709e98..a7ddc7e 100644
--- a/util/log.c
+++ b/util/log.c
@@ -56,13 +56,20 @@ void do_qemu_set_log(int log_flags, bool use_own_buffers)
#ifdef CONFIG_TRACE_LOG
qemu_loglevel |= LOG_TRACE;
#endif
- if (qemu_loglevel && !qemu_logfile) {
+ if ((qemu_loglevel || is_daemonized()) && !qemu_logfile) {
if (logfilename) {
qemu_logfile = fopen(logfilename, log_append ? "a" : "w");
if (!qemu_logfile) {
perror(logfilename);
_exit(1);
}
+ /* In case we are a daemon redirect stderr to logfile */
+ if (is_daemonized()) {
+ dup2(fileno(qemu_logfile), STDERR_FILENO);
+ fclose(qemu_logfile);
+ /* This will skip closing logfile in qemu_log_close() */
+ qemu_logfile = stderr;
+ }
} else {
/* Default to stderr if no log file specified */
qemu_logfile = stderr;
@@ -82,7 +89,7 @@ void do_qemu_set_log(int log_flags, bool use_own_buffers)
log_append = 1;
}
}
- if (!qemu_loglevel && qemu_logfile) {
+ if (!qemu_loglevel && !is_daemonized() && qemu_logfile) {
qemu_log_close();
}
}