summary refs log tree commit diff stats
path: root/scsi/qemu-pr-helper.c
diff options
context:
space:
mode:
authorPeter Maydell <peter.maydell@linaro.org>2018-04-09 17:29:09 +0100
committerPeter Maydell <peter.maydell@linaro.org>2018-04-09 17:29:10 +0100
commit915d34c5f99b0ab91517c69f54272bfdb6ca2b32 (patch)
tree52128c9a63fcd283e1a267452ff698b3bf119610 /scsi/qemu-pr-helper.c
parenta84e937649f09d372e677b3978a933f1207513a2 (diff)
parente0014d4b3a955cfd8d517674703bfa87f340290a (diff)
downloadfocaccia-qemu-915d34c5f99b0ab91517c69f54272bfdb6ca2b32.tar.gz
focaccia-qemu-915d34c5f99b0ab91517c69f54272bfdb6ca2b32.zip
Merge remote-tracking branch 'remotes/bonzini/tags/for-upstream' into staging
Miscellaneous bugfixes, including crash fixes from Alexey, Peter M. and
Thomas.

# gpg: Signature made Mon 09 Apr 2018 15:37:15 BST
# gpg:                using RSA key BFFBD25F78C7AE83
# gpg: Good signature from "Paolo Bonzini <bonzini@gnu.org>"
# gpg:                 aka "Paolo Bonzini <pbonzini@redhat.com>"
# Primary key fingerprint: 46F5 9FBD 57D6 12E7 BFD4  E2F7 7E15 100C CD36 69B1
#      Subkey fingerprint: F133 3857 4B66 2389 866C  7682 BFFB D25F 78C7 AE83

* remotes/bonzini/tags/for-upstream:
  Add missing bit for SSE instr in VEX decoding
  maint: Add .mailmap entries for patches claiming list authorship
  dump: Fix build with newer gcc
  device-crash-test: Remove fixed isa-fdc entry
  qemu-pr-helper: Write pidfile more often
  qemu-pr-helper: Daemonize before dropping privileges
  virtio-serial: fix heapover-flow
  kvmclock: fix clock_is_reliable on migration from QEMU < 2.9
  hw/dma/i82374: Avoid double creation of the 82374 controller
  hw/scsi: support SCSI-2 passthrough without PI
  scsi-disk: allow customizing the SCSI version
  scsi-disk: Don't enlarge min_io_size to max_io_size
  configure: Add missing configure options to help text
  i386/hyperv: error out if features requested but unsupported
  i386/hyperv: add hv-frequencies cpu property
  target/i386: WHPX: set CPUID_EXT_HYPERVISOR bit
  memfd: fix vhost-user-test on non-memfd capable host
  scripts/checkpatch.pl: Bug fix
  target/i386: Fix andn instruction
  sys_membarrier: fix up include directives

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Diffstat (limited to 'scsi/qemu-pr-helper.c')
-rw-r--r--scsi/qemu-pr-helper.c18
1 files changed, 11 insertions, 7 deletions
diff --git a/scsi/qemu-pr-helper.c b/scsi/qemu-pr-helper.c
index 21e1b8ea60..d0f83176e1 100644
--- a/scsi/qemu-pr-helper.c
+++ b/scsi/qemu-pr-helper.c
@@ -924,6 +924,7 @@ int main(int argc, char **argv)
     Error *local_err = NULL;
     char *trace_file = NULL;
     bool daemonize = false;
+    bool pidfile_specified = false;
     unsigned socket_activation;
 
     struct sigaction sa_sigterm;
@@ -954,6 +955,7 @@ int main(int argc, char **argv)
         case 'f':
             g_free(pidfile);
             pidfile = g_strdup(optarg);
+            pidfile_specified = true;
             break;
 #ifdef CONFIG_LIBCAP
         case 'u': {
@@ -1081,20 +1083,22 @@ int main(int argc, char **argv)
                                          accept_client,
                                          NULL, NULL);
 
-#ifdef CONFIG_LIBCAP
-    if (drop_privileges() < 0) {
-        error_report("Failed to drop privileges: %s", strerror(errno));
-        exit(EXIT_FAILURE);
-    }
-#endif
-
     if (daemonize) {
         if (daemon(0, 0) < 0) {
             error_report("Failed to daemonize: %s", strerror(errno));
             exit(EXIT_FAILURE);
         }
+    }
+
+    if (daemonize || pidfile_specified)
         write_pidfile();
+
+#ifdef CONFIG_LIBCAP
+    if (drop_privileges() < 0) {
+        error_report("Failed to drop privileges: %s", strerror(errno));
+        exit(EXIT_FAILURE);
     }
+#endif
 
     state = RUNNING;
     do {