Take solock_shared() in soo_stat().

Only unix(4) and tcp(4) sockets set (*pru_sence)() handler. The rest of
soo_stat() is the read only access.

ok bluhm

diff --git a/sys/kern/sys_socket.c b/sys/kern/sys_socket.c
index e3b1a89..748be5a 100644 (file)
--- a/sys/kern/sys_socket.c
+++ b/sys/kern/sys_socket.c
@@ -1,4 +1,4 @@
-/*     $OpenBSD: sys_socket.c,v 1.63 2024/03/31 13:50:00 mvs Exp $     */
+/*     $OpenBSD: sys_socket.c,v 1.64 2024/04/11 08:33:37 mvs Exp $     */
 /*     $NetBSD: sys_socket.c,v 1.13 1995/08/12 23:59:09 mycroft Exp $  */
 
 /*
@@ -145,7 +145,7 @@ soo_stat(struct file *fp, struct stat *ub, struct proc *p)
 
        memset(ub, 0, sizeof (*ub));
        ub->st_mode = S_IFSOCK;
-       solock(so);
+       solock_shared(so);
        mtx_enter(&so->so_rcv.sb_mtx);
        if ((so->so_rcv.sb_state & SS_CANTRCVMORE) == 0 ||
            so->so_rcv.sb_cc != 0)
@@ -156,7 +156,7 @@ soo_stat(struct file *fp, struct stat *ub, struct proc *p)
        ub->st_uid = so->so_euid;
        ub->st_gid = so->so_egid;
        (void)pru_sense(so, ub);
-       sounlock(so);
+       sounlock_shared(so);
        return (0);
 }