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hyperv/hn: Bring in shims from stable/10

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This eases future MFCs to stable/10.

MFC after:	1 week
Sponsored by:	Microsoft
Differential Revision:	https://reviews.freebsd.org/D7871
This commit is contained in:
Sepherosa Ziehau 2016-09-14 08:48:08 +00:00
parent 8b7bba155c
commit 69c127b6e5
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=305795
1 changed files with 54 additions and 11 deletions
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65
sys/dev/hyperv/netvsc/hv_netvsc_drv_freebsd.c
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@ -318,8 +318,12 @@ static int hn_lro_ackcnt_sysctl(SYSCTL_HANDLER_ARGS);
#endif
static int hn_trust_hcsum_sysctl(SYSCTL_HANDLER_ARGS);
static int hn_chim_size_sysctl(SYSCTL_HANDLER_ARGS);
static int hn_rx_stat_ulong_sysctl(SYSCTL_HANDLER_ARGS);
#if __FreeBSD_version < 1100095
static int hn_rx_stat_int_sysctl(SYSCTL_HANDLER_ARGS);
#else
static int hn_rx_stat_u64_sysctl(SYSCTL_HANDLER_ARGS);
#endif
static int hn_rx_stat_ulong_sysctl(SYSCTL_HANDLER_ARGS);
static int hn_tx_stat_ulong_sysctl(SYSCTL_HANDLER_ARGS);
static int hn_tx_conf_int_sysctl(SYSCTL_HANDLER_ARGS);
static int hn_ndis_version_sysctl(SYSCTL_HANDLER_ARGS);
@ -1866,32 +1870,33 @@ hn_chim_size_sysctl(SYSCTL_HANDLER_ARGS)
return 0;
}
#if __FreeBSD_version < 1100095
static int
hn_rx_stat_ulong_sysctl(SYSCTL_HANDLER_ARGS)
hn_rx_stat_int_sysctl(SYSCTL_HANDLER_ARGS)
{
struct hn_softc *sc = arg1;
int ofs = arg2, i, error;
struct hn_rx_ring *rxr;
u_long stat;
uint64_t stat;
stat = 0;
for (i = 0; i < sc->hn_rx_ring_inuse; ++i) {
for (i = 0; i < sc->hn_rx_ring_cnt; ++i) {
rxr = &sc->hn_rx_ring[i];
stat += *((u_long *)((uint8_t *)rxr + ofs));
stat += *((int *)((uint8_t *)rxr + ofs));
}
error = sysctl_handle_long(oidp, &stat, 0, req);
error = sysctl_handle_64(oidp, &stat, 0, req);
if (error || req->newptr == NULL)
return error;
/* Zero out this stat. */
for (i = 0; i < sc->hn_rx_ring_inuse; ++i) {
for (i = 0; i < sc->hn_rx_ring_cnt; ++i) {
rxr = &sc->hn_rx_ring[i];
*((u_long *)((uint8_t *)rxr + ofs)) = 0;
*((int *)((uint8_t *)rxr + ofs)) = 0;
}
return 0;
}
#else
static int
hn_rx_stat_u64_sysctl(SYSCTL_HANDLER_ARGS)
{
@ -1918,6 +1923,34 @@ hn_rx_stat_u64_sysctl(SYSCTL_HANDLER_ARGS)
return 0;
}
#endif
static int
hn_rx_stat_ulong_sysctl(SYSCTL_HANDLER_ARGS)
{
struct hn_softc *sc = arg1;
int ofs = arg2, i, error;
struct hn_rx_ring *rxr;
u_long stat;
stat = 0;
for (i = 0; i < sc->hn_rx_ring_inuse; ++i) {
rxr = &sc->hn_rx_ring[i];
stat += *((u_long *)((uint8_t *)rxr + ofs));
}
error = sysctl_handle_long(oidp, &stat, 0, req);
if (error || req->newptr == NULL)
return error;
/* Zero out this stat. */
for (i = 0; i < sc->hn_rx_ring_inuse; ++i) {
rxr = &sc->hn_rx_ring[i];
*((u_long *)((uint8_t *)rxr + ofs)) = 0;
}
return 0;
}
static int
hn_tx_stat_ulong_sysctl(SYSCTL_HANDLER_ARGS)
{
@ -2168,11 +2201,21 @@ hn_create_rx_data(struct hn_softc *sc, int ring_cnt)
SYSCTL_ADD_PROC(ctx, child, OID_AUTO, "lro_queued",
CTLTYPE_U64 | CTLFLAG_RW | CTLFLAG_MPSAFE, sc,
__offsetof(struct hn_rx_ring, hn_lro.lro_queued),
hn_rx_stat_u64_sysctl, "LU", "LRO queued");
#if __FreeBSD_version < 1100095
hn_rx_stat_int_sysctl,
#else
hn_rx_stat_u64_sysctl,
#endif
"LU", "LRO queued");
SYSCTL_ADD_PROC(ctx, child, OID_AUTO, "lro_flushed",
CTLTYPE_U64 | CTLFLAG_RW | CTLFLAG_MPSAFE, sc,
__offsetof(struct hn_rx_ring, hn_lro.lro_flushed),
hn_rx_stat_u64_sysctl, "LU", "LRO flushed");
#if __FreeBSD_version < 1100095
hn_rx_stat_int_sysctl,
#else
hn_rx_stat_u64_sysctl,
#endif
"LU", "LRO flushed");
SYSCTL_ADD_PROC(ctx, child, OID_AUTO, "lro_tried",
CTLTYPE_ULONG | CTLFLAG_RW | CTLFLAG_MPSAFE, sc,
__offsetof(struct hn_rx_ring, hn_lro_tried),