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author | Linus Torvalds <torvalds@linux-foundation.org> | 2010-10-23 11:47:02 -0700 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2010-10-23 11:47:02 -0700 |
commit | 5f05647dd81c11a6a165ccc8f0c1370b16f3bcb0 (patch) | |
tree | 7851ef1c93aa1aba7ef327ca4b75fd35e6d10f29 /drivers/vhost/vhost.h | |
parent | 02f36038c568111ad4fc433f6fa760ff5e38fab4 (diff) | |
parent | ec37a48d1d16c30b655ac5280209edf52a6775d4 (diff) | |
download | linux-5f05647dd81c11a6a165ccc8f0c1370b16f3bcb0.tar.bz2 |
Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-next-2.6
* git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-next-2.6: (1699 commits)
bnx2/bnx2x: Unsupported Ethtool operations should return -EINVAL.
vlan: Calling vlan_hwaccel_do_receive() is always valid.
tproxy: use the interface primary IP address as a default value for --on-ip
tproxy: added IPv6 support to the socket match
cxgb3: function namespace cleanup
tproxy: added IPv6 support to the TPROXY target
tproxy: added IPv6 socket lookup function to nf_tproxy_core
be2net: Changes to use only priority codes allowed by f/w
tproxy: allow non-local binds of IPv6 sockets if IP_TRANSPARENT is enabled
tproxy: added tproxy sockopt interface in the IPV6 layer
tproxy: added udp6_lib_lookup function
tproxy: added const specifiers to udp lookup functions
tproxy: split off ipv6 defragmentation to a separate module
l2tp: small cleanup
nf_nat: restrict ICMP translation for embedded header
can: mcp251x: fix generation of error frames
can: mcp251x: fix endless loop in interrupt handler if CANINTF_MERRF is set
can-raw: add msg_flags to distinguish local traffic
9p: client code cleanup
rds: make local functions/variables static
...
Fix up conflicts in net/core/dev.c, drivers/net/pcmcia/smc91c92_cs.c and
drivers/net/wireless/ath/ath9k/debug.c as per David
Diffstat (limited to 'drivers/vhost/vhost.h')
-rw-r--r-- | drivers/vhost/vhost.h | 18 |
1 files changed, 8 insertions, 10 deletions
diff --git a/drivers/vhost/vhost.h b/drivers/vhost/vhost.h index af3c11ded5fd..073d06ae091f 100644 --- a/drivers/vhost/vhost.h +++ b/drivers/vhost/vhost.h @@ -15,11 +15,6 @@ struct vhost_device; -enum { - /* Enough place for all fragments, head, and virtio net header. */ - VHOST_NET_MAX_SG = MAX_SKB_FRAGS + 2, -}; - struct vhost_work; typedef void (*vhost_work_fn_t)(struct vhost_work *work); @@ -93,12 +88,15 @@ struct vhost_virtqueue { bool log_used; u64 log_addr; - struct iovec indirect[VHOST_NET_MAX_SG]; - struct iovec iov[VHOST_NET_MAX_SG]; - struct iovec hdr[VHOST_NET_MAX_SG]; + struct iovec iov[UIO_MAXIOV]; + /* hdr is used to store the virtio header. + * Since each iovec has >= 1 byte length, we never need more than + * header length entries to store the header. */ + struct iovec hdr[sizeof(struct virtio_net_hdr_mrg_rxbuf)]; + struct iovec *indirect; size_t vhost_hlen; size_t sock_hlen; - struct vring_used_elem heads[VHOST_NET_MAX_SG]; + struct vring_used_elem *heads; /* We use a kind of RCU to access private pointer. * All readers access it from worker, which makes it possible to * flush the vhost_work instead of synchronize_rcu. Therefore readers do @@ -109,7 +107,7 @@ struct vhost_virtqueue { void __rcu *private_data; /* Log write descriptors */ void __user *log_base; - struct vhost_log log[VHOST_NET_MAX_SG]; + struct vhost_log *log; }; struct vhost_dev { |