Revision 1faac1f7
| b/net/tap-aix.c | ||
|---|---|---|
| 40 | 40 |
{
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| 41 | 41 |
return 0; |
| 42 | 42 |
} |
| 43 |
|
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| 44 |
void tap_fd_set_offload(int fd, int csum, int tso4, |
|
| 45 |
int tso6, int ecn, int ufo) |
|
| 46 |
{
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| 47 |
} |
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| b/net/tap-bsd.c | ||
|---|---|---|
| 70 | 70 |
{
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| 71 | 71 |
return 0; |
| 72 | 72 |
} |
| 73 |
|
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| 74 |
void tap_fd_set_offload(int fd, int csum, int tso4, |
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| 75 |
int tso6, int ecn, int ufo) |
|
| 76 |
{
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| 77 |
} |
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| b/net/tap-linux.c | ||
|---|---|---|
| 111 | 111 |
|
| 112 | 112 |
return ifr.ifr_flags & IFF_VNET_HDR; |
| 113 | 113 |
} |
| 114 |
|
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| 115 |
void tap_fd_set_offload(int fd, int csum, int tso4, |
|
| 116 |
int tso6, int ecn, int ufo) |
|
| 117 |
{
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| 118 |
unsigned int offload = 0; |
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| 119 |
|
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| 120 |
if (csum) {
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| 121 |
offload |= TUN_F_CSUM; |
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if (tso4) |
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offload |= TUN_F_TSO4; |
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| 124 |
if (tso6) |
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offload |= TUN_F_TSO6; |
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| 126 |
if ((tso4 || tso6) && ecn) |
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| 127 |
offload |= TUN_F_TSO_ECN; |
|
| 128 |
if (ufo) |
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| 129 |
offload |= TUN_F_UFO; |
|
| 130 |
} |
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| 131 |
|
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| 132 |
if (ioctl(fd, TUNSETOFFLOAD, offload) != 0) {
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| 133 |
offload &= ~TUN_F_UFO; |
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| 134 |
if (ioctl(fd, TUNSETOFFLOAD, offload) != 0) {
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| 135 |
fprintf(stderr, "TUNSETOFFLOAD ioctl() failed: %s\n", |
|
| 136 |
strerror(errno)); |
|
| 137 |
} |
|
| 138 |
} |
|
| 139 |
} |
|
| b/net/tap-solaris.c | ||
|---|---|---|
| 193 | 193 |
{
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| 194 | 194 |
return 0; |
| 195 | 195 |
} |
| 196 |
|
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| 197 |
void tap_fd_set_offload(int fd, int csum, int tso4, |
|
| 198 |
int tso6, int ecn, int ufo) |
|
| 199 |
{
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|
| 200 |
} |
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| b/net/tap.c | ||
|---|---|---|
| 243 | 243 |
int tso6, int ecn, int ufo) |
| 244 | 244 |
{
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| 245 | 245 |
TAPState *s = vc->opaque; |
| 246 |
unsigned int offload = 0; |
|
| 247 |
|
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| 248 |
if (csum) {
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|
| 249 |
offload |= TUN_F_CSUM; |
|
| 250 |
if (tso4) |
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| 251 |
offload |= TUN_F_TSO4; |
|
| 252 |
if (tso6) |
|
| 253 |
offload |= TUN_F_TSO6; |
|
| 254 |
if ((tso4 || tso6) && ecn) |
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| 255 |
offload |= TUN_F_TSO_ECN; |
|
| 256 |
if (ufo) |
|
| 257 |
offload |= TUN_F_UFO; |
|
| 258 |
} |
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| 259 | 246 |
|
| 260 |
if (ioctl(s->fd, TUNSETOFFLOAD, offload) != 0) {
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| 261 |
offload &= ~TUN_F_UFO; |
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| 262 |
if (ioctl(s->fd, TUNSETOFFLOAD, offload) != 0) {
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| 263 |
fprintf(stderr, "TUNSETOFFLOAD ioctl() failed: %s\n", |
|
| 264 |
strerror(errno)); |
|
| 265 |
} |
|
| 266 |
} |
|
| 247 |
return tap_fd_set_offload(s->fd, csum, tso4, tso6, ecn, ufo); |
|
| 267 | 248 |
} |
| 268 | 249 |
|
| 269 | 250 |
static void tap_cleanup(VLANClientState *vc) |
| b/net/tap.h | ||
|---|---|---|
| 45 | 45 |
|
| 46 | 46 |
int tap_set_sndbuf(int fd, QemuOpts *opts); |
| 47 | 47 |
int tap_probe_vnet_hdr(int fd); |
| 48 |
void tap_fd_set_offload(int fd, int csum, int tso4, int tso6, int ecn, int ufo); |
|
| 48 | 49 |
|
| 49 | 50 |
#endif /* QEMU_NET_TAP_H */ |
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