diff --git a/tools/xenstored/core.c b/tools/xenstored/core.c
index 7b5e1d0c0f..650c1d1574 100644
--- a/tools/xenstored/core.c
+++ b/tools/xenstored/core.c
@@ -56,7 +56,7 @@
 
 extern xenevtchn_handle *xce_handle; /* in domain.c */
 static int xce_pollfd_idx = -1;
-static struct pollfd *fds;
+struct pollfd *fds;
 static unsigned int current_array_size;
 static unsigned int nr_fds;
 static unsigned int delayed_requests;
@@ -69,8 +69,6 @@ char **orig_argv;
 LIST_HEAD(connections);
 int tracefd = -1;
 bool keep_orphans = false;
-int reopen_log_pipe[2];
-static int reopen_log_pipe0_pollfd_idx = -1;
 char *tracefile = NULL;
 static struct hashtable *nodes;
 unsigned int trace_flags = TRACE_OBJ | TRACE_IO;
@@ -145,18 +143,6 @@ void trace_destroy(const void *data, const char *type)
 		trace("obj: DESTROY %s %p\n", type, data);
 }
 
-/**
- * Signal handler for SIGHUP, which requests that the trace log is reopened
- * (in the main loop).  A single byte is written to reopen_log_pipe, to awaken
- * the poll() in the main loop.
- */
-static void trigger_reopen_log(int signal __attribute__((unused)))
-{
-	char c = 'A';
-	int dummy;
-	dummy = write(reopen_log_pipe[1], &c, 1);
-}
-
 void close_log(void)
 {
 	if (tracefd >= 0)
@@ -467,7 +453,7 @@ static bool conn_can_write(struct connection *conn)
 }
 
 /* This function returns index inside the array if succeed, -1 if fail */
-static int set_fd(int fd, short events)
+int set_fd(int fd, short events)
 {
 	int ret;
 	if (current_array_size < nr_fds + 1) {
@@ -512,11 +498,9 @@ static void initialize_fds(int *p_sock_pollfd_idx, int *ptimeout)
 	/* In case of delayed requests pause for max 1 second. */
 	*ptimeout = delayed_requests ? 1000 : -1;
 
+	set_special_fds();
 	if (sock != -1)
 		*p_sock_pollfd_idx = set_fd(sock, POLLIN|POLLPRI);
-	if (reopen_log_pipe[0] != -1)
-		reopen_log_pipe0_pollfd_idx =
-			set_fd(reopen_log_pipe[0], POLLIN|POLLPRI);
 
 	if (xce_handle != NULL)
 		xce_pollfd_idx = set_fd(xenevtchn_fd(xce_handle),
@@ -2897,8 +2881,6 @@ int main(int argc, char *argv[])
 
 	talloc_enable_null_tracking();
 
-	init_pipe(reopen_log_pipe);
-
 	/* Listen to hypervisor. */
 	if (!live_update) {
 		domain_init(-1);
@@ -2913,7 +2895,6 @@ int main(int argc, char *argv[])
 		xprintf = trace;
 #endif
 
-	signal(SIGHUP, trigger_reopen_log);
 	if (tracefile)
 		tracefile = talloc_strdup(NULL, tracefile);
 
@@ -2940,21 +2921,7 @@ int main(int argc, char *argv[])
 			barf_perror("Poll failed");
 		}
 
-		if (reopen_log_pipe0_pollfd_idx != -1) {
-			if (fds[reopen_log_pipe0_pollfd_idx].revents
-			    & ~POLLIN) {
-				close(reopen_log_pipe[0]);
-				close(reopen_log_pipe[1]);
-				init_pipe(reopen_log_pipe);
-			} else if (fds[reopen_log_pipe0_pollfd_idx].revents
-				   & POLLIN) {
-				char c;
-				if (read(reopen_log_pipe[0], &c, 1) != 1)
-					barf_perror("read failed");
-				reopen_log();
-			}
-			reopen_log_pipe0_pollfd_idx = -1;
-		}
+		handle_special_fds();
 
 		if (sock_pollfd_idx != -1) {
 			if (fds[sock_pollfd_idx].revents & ~POLLIN) {
diff --git a/tools/xenstored/core.h b/tools/xenstored/core.h
index 0de2d8a26e..6944f48719 100644
--- a/tools/xenstored/core.h
+++ b/tools/xenstored/core.h
@@ -25,6 +25,7 @@
 #include <sys/types.h>
 #include <dirent.h>
 #include <fcntl.h>
+#include <poll.h>
 #include <stdbool.h>
 #include <stdint.h>
 #include <time.h>
@@ -361,6 +362,8 @@ extern int dom0_event;
 extern int priv_domid;
 extern bool keep_orphans;
 
+extern struct pollfd *fds;
+
 extern unsigned int timeout_watch_event_msec;
 
 /* Get internal time in milliseconds. */
@@ -387,15 +390,15 @@ evtchn_port_t get_xenbus_evtchn(void);
 void early_init(bool live_update, bool dofork, const char *pidfile);
 void late_init(bool live_update);
 
+int set_fd(int fd, short events);
+void set_special_fds(void);
+void handle_special_fds(void);
+
 void init_sockets(void);
-extern int reopen_log_pipe[2];
 
 /* Close stdin/stdout/stderr to complete daemonize */
 void finish_daemonize(void);
 
-/* Open a pipe for signal handling */
-void init_pipe(int reopen_log_pipe[2]);
-
 #ifndef NO_SOCKETS
 extern const struct interface_funcs socket_funcs;
 #endif
diff --git a/tools/xenstored/minios.c b/tools/xenstored/minios.c
index 45bb0440be..3208169187 100644
--- a/tools/xenstored/minios.c
+++ b/tools/xenstored/minios.c
@@ -24,12 +24,6 @@ void finish_daemonize(void)
 {
 }
 
-void init_pipe(int reopen_log_pipe[2])
-{
-	reopen_log_pipe[0] = -1;
-	reopen_log_pipe[1] = -1;
-}
-
 evtchn_port_t get_xenbus_evtchn(void)
 {
 	return dom0_event;
@@ -53,3 +47,11 @@ void early_init(bool live_update, bool dofork, const char *pidfile)
 void late_init(bool live_update)
 {
 }
+
+void set_special_fds(void)
+{
+}
+
+void handle_special_fds(void)
+{
+}
diff --git a/tools/xenstored/posix.c b/tools/xenstored/posix.c
index 97c8dcaba3..2dbbef4a0b 100644
--- a/tools/xenstored/posix.c
+++ b/tools/xenstored/posix.c
@@ -33,6 +33,9 @@
 #include "core.h"
 #include "osdep.h"
 
+static int reopen_log_pipe0_pollfd_idx = -1;
+static int reopen_log_pipe[2];
+
 static void write_pidfile(const char *pidfile)
 {
 	char buf[100];
@@ -82,6 +85,19 @@ static void daemonize(void)
 	umask(0);
 }
 
+/*
+ * Signal handler for SIGHUP, which requests that the trace log is reopened
+ * (in the main loop).  A single byte is written to reopen_log_pipe, to awaken
+ * the poll() in the main loop.
+ */
+static void trigger_reopen_log(int signal __attribute__((unused)))
+{
+	char c = 'A';
+	int dummy;
+
+	dummy = write(reopen_log_pipe[1], &c, 1);
+}
+
 void finish_daemonize(void)
 {
 	int devnull = open("/dev/null", O_RDWR);
@@ -93,7 +109,7 @@ void finish_daemonize(void)
 	close(devnull);
 }
 
-void init_pipe(int reopen_log_pipe[2])
+static void init_pipe(void)
 {
 	int flags;
 	unsigned int i;
@@ -183,9 +199,37 @@ void early_init(bool live_update, bool dofork, const char *pidfile)
 
 	/* Don't kill us with SIGPIPE. */
 	signal(SIGPIPE, SIG_IGN);
+	signal(SIGHUP, trigger_reopen_log);
 
 	if (!live_update)
 		init_sockets();
+
+	init_pipe();
+}
+
+void set_special_fds(void)
+{
+	if (reopen_log_pipe[0] != -1)
+		reopen_log_pipe0_pollfd_idx =
+			set_fd(reopen_log_pipe[0], POLLIN|POLLPRI);
+}
+
+void handle_special_fds(void)
+{
+	if (reopen_log_pipe0_pollfd_idx != -1) {
+		if (fds[reopen_log_pipe0_pollfd_idx].revents & ~POLLIN) {
+			close(reopen_log_pipe[0]);
+			close(reopen_log_pipe[1]);
+			init_pipe();
+		} else if (fds[reopen_log_pipe0_pollfd_idx].revents & POLLIN) {
+			char c;
+
+			if (read(reopen_log_pipe[0], &c, 1) != 1)
+				barf_perror("read failed");
+			reopen_log();
+		}
+		reopen_log_pipe0_pollfd_idx = -1;
+	}
 }
 
 void late_init(bool live_update)
