On Mon, Mar 23, 2020 at 5:14 PM Michal Privoznik wrote:
>
> Now, that we know that the slirp helper will have the pidfile
> open and locked we can use virPidFileForceCleanupPath() to kill
> it and unlink the pidfile.
>
> Signed-off-by: Michal Privoznik
Reviewed-by: Marc-André Lureau
> ---
> src/qemu/qemu_slirp.c | 16
> 1 file changed, 4 insertions(+), 12 deletions(-)
>
> diff --git a/src/qemu/qemu_slirp.c b/src/qemu/qemu_slirp.c
> index 5266b36eaa..be586ade12 100644
> --- a/src/qemu/qemu_slirp.c
> +++ b/src/qemu/qemu_slirp.c
> @@ -246,8 +246,6 @@ qemuSlirpStop(qemuSlirpPtr slirp,
> g_autofree char *dbus_path = NULL;
> g_autofree char *id = qemuSlirpGetDBusVMStateId(net);
> virErrorPtr orig_err;
> -pid_t pid;
> -int rc;
>
> if (!(pidfile = qemuSlirpCreatePidFilename(cfg, vm->def,
> net->info.alias))) {
> VIR_WARN("Unable to construct slirp pidfile path");
> @@ -261,17 +259,11 @@ qemuSlirpStop(qemuSlirpPtr slirp,
> }
>
> virErrorPreserveLast(&orig_err);
> -rc = virPidFileReadPathIfAlive(pidfile, &pid, cfg->slirpHelperName);
> -if (rc >= 0 && pid != (pid_t) -1)
> -virProcessKillPainfully(pid, true);
> -
> -if (unlink(pidfile) < 0 &&
> -errno != ENOENT) {
> -virReportSystemError(errno,
> - _("Unable to remove stale pidfile %s"),
> - pidfile);
> +if (virPidFileForceCleanupPath(pidfile) < 0) {
> +VIR_WARN("Unable to kill slirp process");
> +} else {
> +slirp->pid = 0;
> }
> -slirp->pid = 0;
>
> dbus_path = qemuSlirpGetDBusPath(cfg, vm->def, net->info.alias);
> if (dbus_path) {
> --
> 2.24.1
>
--
Marc-André Lureau