diff options
| author | Martin Pieuchot <mpi@cvs.openbsd.org> | 2018-05-08 08:53:42 +0000 |
|---|---|---|
| committer | Martin Pieuchot <mpi@cvs.openbsd.org> | 2018-05-08 08:53:42 +0000 |
| commit | b1791167b5ee74c8d0c677267cc654141043b98e (patch) | |
| tree | ea7e544444a36606c19021d74cd774a4baf31146 /sys/kern/kern_descrip.c | |
| parent | aa4de8ef02d6ac2bafdac9c2030aebd8acd0bc9b (diff) | |
Protect per-file counters and document which lock is used to protect
the other fields.
Once we no longer have any [k] (kernel lock) protections, we'll be
able to unlock almost all network related syscalls.
Inputs from and ok bluhm@, visa@
Diffstat (limited to 'sys/kern/kern_descrip.c')
| -rw-r--r-- | sys/kern/kern_descrip.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/sys/kern/kern_descrip.c b/sys/kern/kern_descrip.c index c868f0aae4f..fc971435284 100644 --- a/sys/kern/kern_descrip.c +++ b/sys/kern/kern_descrip.c @@ -1,4 +1,4 @@ -/* $OpenBSD: kern_descrip.c,v 1.156 2018/05/02 02:24:56 visa Exp $ */ +/* $OpenBSD: kern_descrip.c,v 1.157 2018/05/08 08:53:41 mpi Exp $ */ /* $NetBSD: kern_descrip.c,v 1.42 1996/03/30 22:24:38 christos Exp $ */ /* @@ -957,6 +957,7 @@ restart: */ numfiles++; fp = pool_get(&file_pool, PR_WAITOK|PR_ZERO); + mtx_init(&fp->f_mtx, IPL_NONE); fp->f_iflags = FIF_LARVAL; if ((fq = p->p_fd->fd_ofiles[0]) != NULL) { LIST_INSERT_AFTER(fq, fp, f_list); |