diff options
Diffstat (limited to 'usr/src/uts/common/fs/sockfs/sockvnops.c')
| -rw-r--r-- | usr/src/uts/common/fs/sockfs/sockvnops.c | 10 |
1 files changed, 9 insertions, 1 deletions
diff --git a/usr/src/uts/common/fs/sockfs/sockvnops.c b/usr/src/uts/common/fs/sockfs/sockvnops.c index 6c122c679d..c85a76d6e6 100644 --- a/usr/src/uts/common/fs/sockfs/sockvnops.c +++ b/usr/src/uts/common/fs/sockfs/sockvnops.c @@ -20,7 +20,7 @@ */ /* - * Copyright 2007 Sun Microsystems, Inc. All rights reserved. + * Copyright 2008 Sun Microsystems, Inc. All rights reserved. * Use is subject to license terms. */ @@ -239,6 +239,10 @@ socktpi_open(struct vnode **vpp, int flag, struct cred *cr, * udp case, when some other module is autopushed * above it, or for some reasons the expected module * isn't purely D_MP (which is the main requirement). + * + * Else, SS_DIRECT is valid. If the read-side Q has + * _QSODIRECT set then and uioasync is enabled then + * set SS_SODIRECT to enable sodirect. */ if (!socktpi_direct || !(tq->q_flag & _QDIRECT) || !(_OTHERQ(tq)->q_flag & _QDIRECT)) { @@ -255,6 +259,10 @@ socktpi_open(struct vnode **vpp, int flag, struct cred *cr, return (error); } } + } else if ((_OTHERQ(tq)->q_flag & _QSODIRECT) && + uioasync.enabled) { + /* Enable sodirect */ + so->so_state |= SS_SODIRECT; } } } else { |