|
| From: | Akihiko Odaki |
| Subject: | Re: [PATCH v3 44/47] igb: Notify only new interrupts |
| Date: | Mon, 24 Apr 2023 20:49:46 +0900 |
| User-agent: | Mozilla/5.0 (X11; Linux aarch64; rv:102.0) Gecko/20100101 Thunderbird/102.10.0 |
On 2023/04/24 20:41, Sriram Yagnaraman wrote:
-----Original Message----- From: Akihiko Odaki <akihiko.odaki@daynix.com> Sent: Sunday, 23 April 2023 06:19 Cc: Sriram Yagnaraman <sriram.yagnaraman@est.tech>; Jason Wang <jasowang@redhat.com>; Dmitry Fleytman <dmitry.fleytman@gmail.com>; Michael S . Tsirkin <mst@redhat.com>; Alex Bennée <alex.bennee@linaro.org>; Philippe Mathieu-Daudé <philmd@linaro.org>; Thomas Huth <thuth@redhat.com>; Wainer dos Santos Moschetta <wainersm@redhat.com>; Beraldo Leal <bleal@redhat.com>; Cleber Rosa <crosa@redhat.com>; Laurent Vivier <lvivier@redhat.com>; Paolo Bonzini <pbonzini@redhat.com>; qemu-devel@nongnu.org; Tomasz Dzieciol <t.dzieciol@partner.samsung.com>; Akihiko Odaki <akihiko.odaki@daynix.com> Subject: [PATCH v3 44/47] igb: Notify only new interrupts This follows the corresponding change for e1000e. This fixes: tests/avocado/netdev-ethtool.py:NetDevEthtool.test_igb Signed-off-by: Akihiko Odaki <akihiko.odaki@daynix.com> --- hw/net/igb_core.c | 201 ++++++++---------- hw/net/trace-events | 11 +- .../org.centos/stream/8/x86_64/test-avocado | 1 + tests/avocado/netdev-ethtool.py | 4 - 4 files changed, 87 insertions(+), 130 deletions(-)This is a good change, makes a clear distinction on whether we are setting EICR or ICR or MBVFICR.diff --git a/hw/net/igb_core.c b/hw/net/igb_core.c index 1519a90aa6..96b7335b31 100644 --- a/hw/net/igb_core.c +++ b/hw/net/igb_core.c @@ -94,10 +94,7 @@ static ssize_t igb_receive_internal(IGBCore *core, const struct iovec *iov, int iovcnt, bool has_vnet, bool *external_tx); -static inline void -igb_set_interrupt_cause(IGBCore *core, uint32_t val); - -static void igb_update_interrupt_state(IGBCore *core); +static void igb_raise_interrupts(IGBCore *core, size_t index, uint32_t +causes); static void igb_reset(IGBCore *core, bool sw); static inline void @@ -913,8 +910,8 @@ igb_start_xmit(IGBCore *core, const IGB_TxRing *txr) } if (eic) { - core->mac[EICR] |= eic; - igb_set_interrupt_cause(core, E1000_ICR_TXDW); + igb_raise_interrupts(core, EICR, eic); + igb_raise_interrupts(core, ICR, E1000_ICR_TXDW); } net_tx_pkt_reset(txr->tx->tx_pkt, net_tx_pkt_unmap_frag_pci, d); @@ - 1686,6 +1683,7 @@ igb_receive_internal(IGBCore *core, const struct iovec *iov, int iovcnt, { uint16_t queues = 0; uint32_t causes = 0; + uint32_t ecauses = 0; union { L2Header l2_header; uint8_t octets[ETH_ZLEN]; @@ -1788,13 +1786,14 @@ igb_receive_internal(IGBCore *core, const struct iovec *iov, int iovcnt, causes |= E1000_ICS_RXDMT0; } - core->mac[EICR] |= igb_rx_wb_eic(core, rxr.i->idx); + ecauses |= igb_rx_wb_eic(core, rxr.i->idx); trace_e1000e_rx_written_to_guest(rxr.i->idx); } trace_e1000e_rx_interrupt_set(causes); - igb_set_interrupt_cause(core, causes); + igb_raise_interrupts(core, EICR, ecauses); + igb_raise_interrupts(core, ICR, causes); return orig_size; } @@ -1854,7 +1853,7 @@ void igb_core_set_link_status(IGBCore *core) } if (core->mac[STATUS] != old_status) { - igb_set_interrupt_cause(core, E1000_ICR_LSC); + igb_raise_interrupts(core, ICR, E1000_ICR_LSC); } } @@ -1934,13 +1933,6 @@ igb_set_rx_control(IGBCore *core, int index, uint32_t val) } } -static inline void -igb_clear_ims_bits(IGBCore *core, uint32_t bits) -{ - trace_e1000e_irq_clear_ims(bits, core->mac[IMS], core->mac[IMS] & ~bits); - core->mac[IMS] &= ~bits; -} - static inline bool igb_postpone_interrupt(IGBIntrDelayTimer *timer) { @@ -1963,9 +1955,8 @@ igb_eitr_should_postpone(IGBCore *core, int idx) return igb_postpone_interrupt(&core->eitr[idx]); } -static void igb_send_msix(IGBCore *core) +static void igb_send_msix(IGBCore *core, uint32_t causes) { - uint32_t causes = core->mac[EICR] & core->mac[EIMS]; int vector; for (vector = 0; vector < IGB_INTR_NUM; ++vector) { @@ -1988,124 +1979,116 @@ igb_fix_icr_asserted(IGBCore *core) trace_e1000e_irq_fix_icr_asserted(core->mac[ICR]); } -static void -igb_update_interrupt_state(IGBCore *core) +static void igb_raise_interrupts(IGBCore *core, size_t index, uint32_t +causes) { - uint32_t icr; - uint32_t causes; + uint32_t old_causes = core->mac[ICR] & core->mac[IMS]; + uint32_t old_ecauses = core->mac[EICR] & core->mac[EIMS]; + uint32_t raised_causes; + uint32_t raised_ecauses; uint32_t int_alloc; - icr = core->mac[ICR] & core->mac[IMS]; + trace_e1000e_irq_set(index << 2, + core->mac[index], core->mac[index] | causes); + + core->mac[index] |= causes; if (core->mac[GPIE] & E1000_GPIE_MSIX_MODE) { - if (icr) { - causes = 0; - if (icr & E1000_ICR_DRSTA) { - int_alloc = core->mac[IVAR_MISC] & 0xff; - if (int_alloc & E1000_IVAR_VALID) { - causes |= BIT(int_alloc & 0x1f); - } + raised_causes = core->mac[ICR] & core->mac[IMS] & ~old_causes; + + if (raised_causes & E1000_ICR_DRSTA) { + int_alloc = core->mac[IVAR_MISC] & 0xff; + if (int_alloc & E1000_IVAR_VALID) { + core->mac[EICR] |= BIT(int_alloc & 0x1f); } - /* Check if other bits (excluding the TCP Timer) are enabled. */ - if (icr & ~E1000_ICR_DRSTA) { - int_alloc = (core->mac[IVAR_MISC] >> 8) & 0xff; - if (int_alloc & E1000_IVAR_VALID) { - causes |= BIT(int_alloc & 0x1f); - } - trace_e1000e_irq_add_msi_other(core->mac[EICR]); + } + /* Check if other bits (excluding the TCP Timer) are enabled. */ + if (raised_causes & ~E1000_ICR_DRSTA) { + int_alloc = (core->mac[IVAR_MISC] >> 8) & 0xff; + if (int_alloc & E1000_IVAR_VALID) { + core->mac[EICR] |= BIT(int_alloc & 0x1f); } - core->mac[EICR] |= causes; } - if ((core->mac[EICR] & core->mac[EIMS])) { - igb_send_msix(core); + raised_ecauses = core->mac[EICR] & core->mac[EIMS] & ~old_ecauses; + if (!raised_ecauses) { + return; } + + igb_send_msix(core, raised_ecauses); } else { igb_fix_icr_asserted(core); - if (icr) { - core->mac[EICR] |= (icr & E1000_ICR_DRSTA) | E1000_EICR_OTHER; - } else { - core->mac[EICR] &= ~E1000_EICR_OTHER; + raised_causes = core->mac[ICR] & core->mac[IMS] & ~old_causes; + if (!raised_causes) { + return; } - trace_e1000e_irq_pending_interrupts(core->mac[ICR] & core-mac[IMS],- core->mac[ICR], core->mac[IMS]); + core->mac[EICR] |= (raised_causes & E1000_ICR_DRSTA) | + E1000_EICR_OTHER; if (msix_enabled(core->owner)) { - if (icr) { - trace_e1000e_irq_msix_notify_vec(0); - msix_notify(core->owner, 0); - } + trace_e1000e_irq_msix_notify_vec(0); + msix_notify(core->owner, 0); } else if (msi_enabled(core->owner)) { - if (icr) { - msi_notify(core->owner, 0); - } + trace_e1000e_irq_msi_notify(raised_causes); + msi_notify(core->owner, 0); } else { - if (icr) { - igb_raise_legacy_irq(core); - } else { - igb_lower_legacy_irq(core); - } + igb_raise_legacy_irq(core); } } } -static void -igb_set_interrupt_cause(IGBCore *core, uint32_t val) +static void igb_lower_interrupts(IGBCore *core, size_t index, uint32_t +causes) { - trace_e1000e_irq_set_cause_entry(val, core->mac[ICR]); + trace_e1000e_irq_clear(index << 2, + core->mac[index], core->mac[index] & + ~causes); + + core->mac[index] &= ~causes; - core->mac[ICR] |= val; + trace_e1000e_irq_pending_interrupts(core->mac[ICR] & core->mac[IMS], + core->mac[ICR], + core->mac[IMS]); - trace_e1000e_irq_set_cause_exit(val, core->mac[ICR]); + if (!(core->mac[ICR] & core->mac[IMS]) && + !(core->mac[GPIE] & E1000_GPIE_MSIX_MODE)) { + core->mac[EICR] &= ~E1000_EICR_OTHER; - igb_update_interrupt_state(core); + if (!msix_enabled(core->owner) && !msi_enabled(core->owner)) { + igb_lower_legacy_irq(core); + } + } } static void igb_set_eics(IGBCore *core, int index, uint32_t val) { bool msix = !!(core->mac[GPIE] & E1000_GPIE_MSIX_MODE); + uint32_t mask = msix ? E1000_EICR_MSIX_MASK : + E1000_EICR_LEGACY_MASK; trace_igb_irq_write_eics(val, msix); - - core->mac[EICS] |= - val & (msix ? E1000_EICR_MSIX_MASK : E1000_EICR_LEGACY_MASK); - - /* - * TODO: Move to igb_update_interrupt_state if EICS is modified in other - * places. - */ - core->mac[EICR] = core->mac[EICS]; - - igb_update_interrupt_state(core); + igb_raise_interrupts(core, EICR, val & mask); } static void igb_set_eims(IGBCore *core, int index, uint32_t val) { bool msix = !!(core->mac[GPIE] & E1000_GPIE_MSIX_MODE); + uint32_t mask = msix ? E1000_EICR_MSIX_MASK : + E1000_EICR_LEGACY_MASK; trace_igb_irq_write_eims(val, msix); - - core->mac[EIMS] |= - val & (msix ? E1000_EICR_MSIX_MASK : E1000_EICR_LEGACY_MASK); - - igb_update_interrupt_state(core); + igb_raise_interrupts(core, EIMS, val & mask); } static void mailbox_interrupt_to_vf(IGBCore *core, uint16_t vfn) { uint32_t ent = core->mac[VTIVAR_MISC + vfn]; + uint32_t causes; if ((ent & E1000_IVAR_VALID)) { - core->mac[EICR] |= (ent & 0x3) << (22 - vfn * IGBVF_MSIX_VEC_NUM); - igb_update_interrupt_state(core); + causes = (ent & 0x3) << (22 - vfn * IGBVF_MSIX_VEC_NUM); + igb_raise_interrupts(core, EICR, causes); } } static void mailbox_interrupt_to_pf(IGBCore *core) { - igb_set_interrupt_cause(core, E1000_ICR_VMMB); + igb_raise_interrupts(core, ICR, E1000_ICR_VMMB);Shouldn't we check MBVFIMR before sending the interrupt to PF? Something like this:
Yes, but I'm not pursuing complete feature coverege with this series. There are just too many features or flags which software actually don't care and I have no test for.
diff --git a/hw/net/igb_core.c b/hw/net/igb_core.c index 96b7335b31..84a91ff815 100644 --- a/hw/net/igb_core.c +++ b/hw/net/igb_core.c @@ -2088,7 +2088,10 @@ static void mailbox_interrupt_to_vf(IGBCore *core, uint16_t vfn)static void mailbox_interrupt_to_pf(IGBCore *core){ - igb_raise_interrupts(core, ICR, E1000_ICR_VMMB); + if (((core->mac[MBVFIMR] | (core->mac[MBVFIMR] << 16)) & core->mac[MBVFICR]) || + (core->mac[MBVFIMR] & core->mac[VFLRE])) { + igb_raise_interrupts(core, ICR, E1000_ICR_VMMB); + } }} static void igb_set_pfmailbox(IGBCore *core, int index, uint32_t val) @@ - 2196,13 +2179,12 @@ static void igb_w1c(IGBCore *core, int index, uint32_t val) static void igb_set_eimc(IGBCore *core, int index, uint32_t val) { bool msix = !!(core->mac[GPIE] & E1000_GPIE_MSIX_MODE); + uint32_t mask = msix ? E1000_EICR_MSIX_MASK : + E1000_EICR_LEGACY_MASK; - /* Interrupts are disabled via a write to EIMC and reflected in EIMS. */ - core->mac[EIMS] &= - ~(val & (msix ? E1000_EICR_MSIX_MASK : E1000_EICR_LEGACY_MASK)); + trace_igb_irq_write_eimc(val, msix); - trace_igb_irq_write_eimc(val, core->mac[EIMS], msix); - igb_update_interrupt_state(core); + /* Interrupts are disabled via a write to EIMC and reflected in EIMS. */ + igb_lower_interrupts(core, EIMS, val & mask); } static void igb_set_eiac(IGBCore *core, int index, uint32_t val) @@ -2242,11 +2224,10 @@ static void igb_set_eicr(IGBCore *core, int index, uint32_t val) * TODO: In IOV mode, only bit zero of this vector is available for the PF * function. */ - core->mac[EICR] &= - ~(val & (msix ? E1000_EICR_MSIX_MASK : E1000_EICR_LEGACY_MASK)); + uint32_t mask = msix ? E1000_EICR_MSIX_MASK : + E1000_EICR_LEGACY_MASK; trace_igb_irq_write_eicr(val, msix); - igb_update_interrupt_state(core); + igb_lower_interrupts(core, EICR, val & mask); } static void igb_set_vtctrl(IGBCore *core, int index, uint32_t val) @@ -2346,7 +2327,7 @@ igb_autoneg_timer(void *opaque) igb_update_flowctl_status(core); /* signal link status change to the guest */ - igb_set_interrupt_cause(core, E1000_ICR_LSC); + igb_raise_interrupts(core, ICR, E1000_ICR_LSC); } } @@ -2419,7 +2400,7 @@ igb_set_mdic(IGBCore *core, int index, uint32_t val) core->mac[MDIC] = val | E1000_MDIC_READY; if (val & E1000_MDIC_INT_EN) { - igb_set_interrupt_cause(core, E1000_ICR_MDAC); + igb_raise_interrupts(core, ICR, E1000_ICR_MDAC); } } @@ -2527,28 +2508,23 @@ static void igb_set_ics(IGBCore *core, int index, uint32_t val) { trace_e1000e_irq_write_ics(val); - igb_set_interrupt_cause(core, val); + igb_raise_interrupts(core, ICR, val); } static void igb_set_imc(IGBCore *core, int index, uint32_t val) { trace_e1000e_irq_ims_clear_set_imc(val); - igb_clear_ims_bits(core, val); - igb_update_interrupt_state(core); + igb_lower_interrupts(core, IMS, val); } static void igb_set_ims(IGBCore *core, int index, uint32_t val) { - uint32_t valid_val = val & 0x77D4FBFD; - - trace_e1000e_irq_set_ims(val, core->mac[IMS], core->mac[IMS] | valid_val); - core->mac[IMS] |= valid_val; - igb_update_interrupt_state(core); + igb_raise_interrupts(core, IMS, val & 0x77D4FBFD); } -static void igb_commit_icr(IGBCore *core) +static void igb_nsicr(IGBCore *core) { /* * If GPIE.NSICR = 0, then the clear of IMS will occur only if at @@ -2557,19 +2533,14 @@ static void igb_commit_icr(IGBCore *core) */ if ((core->mac[GPIE] & E1000_GPIE_NSICR) || (core->mac[IMS] && (core->mac[ICR] & E1000_ICR_INT_ASSERTED))) { - igb_clear_ims_bits(core, core->mac[IAM]); + igb_lower_interrupts(core, IMS, core->mac[IAM]); } - - igb_update_interrupt_state(core); } static void igb_set_icr(IGBCore *core, int index, uint32_t val) { - uint32_t icr = core->mac[ICR] & ~val; - - trace_igb_irq_icr_write(val, core->mac[ICR], icr); - core->mac[ICR] = icr; - igb_commit_icr(core); + igb_nsicr(core); + igb_lower_interrupts(core, ICR, val); } static uint32_t @@ -2620,21 +2591,19 @@ static uint32_t igb_mac_icr_read(IGBCore *core, int index) { uint32_t ret = core->mac[ICR]; - trace_e1000e_irq_icr_read_entry(ret); if (core->mac[GPIE] & E1000_GPIE_NSICR) { trace_igb_irq_icr_clear_gpie_nsicr(); - core->mac[ICR] = 0; + igb_lower_interrupts(core, ICR, 0xffffffff); } else if (core->mac[IMS] == 0) { trace_e1000e_irq_icr_clear_zero_ims(); - core->mac[ICR] = 0; + igb_lower_interrupts(core, ICR, 0xffffffff); } else if (!msix_enabled(core->owner)) { trace_e1000e_irq_icr_clear_nonmsix_icr_read(); - core->mac[ICR] = 0; + igb_lower_interrupts(core, ICR, 0xffffffff); } - trace_e1000e_irq_icr_read_exit(core->mac[ICR]); - igb_commit_icr(core); + igb_nsicr(core); return ret; } diff --git a/hw/net/trace-events b/hw/net/trace-events index d171dc8179..e4a98b2c7d 100644 --- a/hw/net/trace-events +++ b/hw/net/trace-events @@ -207,21 +207,14 @@ e1000e_irq_msix_notify_vec(uint32_t vector) "MSI-X notify vector 0x%x" e1000e_irq_postponed_by_xitr(uint32_t reg) "Interrupt postponed by [E]ITR register 0x%x" e1000e_irq_clear(uint32_t offset, uint32_t old, uint32_t new) "Clearing interrupt register 0x%x: 0x%x --> 0x%x" e1000e_irq_set(uint32_t offset, uint32_t old, uint32_t new) "Setting interrupt register 0x%x: 0x%x --> 0x%x" -e1000e_irq_clear_ims(uint32_t bits, uint32_t old_ims, uint32_t new_ims) "Clearing IMS bits 0x%x: 0x%x --> 0x%x" -e1000e_irq_set_ims(uint32_t bits, uint32_t old_ims, uint32_t new_ims) "Setting IMS bits 0x%x: 0x%x --> 0x%x" e1000e_irq_fix_icr_asserted(uint32_t new_val) "ICR_ASSERTED bit fixed: 0x%x" e1000e_irq_add_msi_other(uint32_t new_val) "ICR_OTHER bit added: 0x%x" e1000e_irq_pending_interrupts(uint32_t pending, uint32_t icr, uint32_t ims) "ICR PENDING: 0x%x (ICR: 0x%x, IMS: 0x%x)" -e1000e_irq_set_cause_entry(uint32_t val, uint32_t icr) "Going to set IRQ cause 0x%x, ICR: 0x%x" -e1000e_irq_set_cause_exit(uint32_t val, uint32_t icr) "Set IRQ cause 0x%x, ICR: 0x%x" -e1000e_irq_icr_write(uint32_t bits, uint32_t old_icr, uint32_t new_icr) "Clearing ICR bits 0x%x: 0x%x --> 0x%x" e1000e_irq_write_ics(uint32_t val) "Adding ICR bits 0x%x" e1000e_irq_icr_process_iame(void) "Clearing IMS bits due to IAME" e1000e_irq_read_ics(uint32_t ics) "Current ICS: 0x%x" e1000e_irq_read_ims(uint32_t ims) "Current IMS: 0x%x" e1000e_irq_icr_clear_nonmsix_icr_read(void) "Clearing ICR on read due to non MSI-X int" -e1000e_irq_icr_read_entry(uint32_t icr) "Starting ICR read. Current ICR: 0x%x" -e1000e_irq_icr_read_exit(uint32_t icr) "Ending ICR read. Current ICR: 0x%x" e1000e_irq_icr_clear_zero_ims(void) "Clearing ICR on read due to zero IMS" e1000e_irq_icr_clear_iame(void) "Clearing ICR on read due to IAME" e1000e_irq_iam_clear_eiame(uint32_t iam, uint32_t cause) "Clearing IMS due to EIAME, IAM: 0x%X, cause: 0x%X" @@ -237,7 +230,6 @@ e1000e_irq_tidv_fpd_not_running(void) "FPD written while TIDV was not running" e1000e_irq_eitr_set(uint32_t eitr_num, uint32_t val) "EITR[%u] = %u" e1000e_irq_itr_set(uint32_t val) "ITR = %u" e1000e_irq_fire_all_timers(uint32_t val) "Firing all delay/throttling timers on all interrupts enable (0x%X written to IMS)" -e1000e_irq_adding_delayed_causes(uint32_t val, uint32_t icr) "Merging delayed causes 0x%X to ICR 0x%X" e1000e_irq_msix_pending_clearing(uint32_t cause, uint32_t int_cfg, uint32_t vec) "Clearing MSI-X pending bit for cause 0x%x, IVAR config 0x%x, vector %u" e1000e_wrn_msix_vec_wrong(uint32_t cause, uint32_t cfg) "Invalid configuration for cause 0x%x: 0x%x" @@ -290,12 +282,11 @@ igb_rx_desc_buff_write(uint64_t addr, uint16_t offset, const void* source, uint3 igb_rx_metadata_rss(uint32_t rss) "RSS data: 0x%X" igb_irq_icr_clear_gpie_nsicr(void) "Clearing ICR on read due to GPIE.NSICR enabled" -igb_irq_icr_write(uint32_t bits, uint32_t old_icr, uint32_t new_icr) "Clearing ICR bits 0x%x: 0x%x --> 0x%x" igb_irq_set_iam(uint32_t icr) "Update IAM: 0x%x" igb_irq_read_iam(uint32_t icr) "Current IAM: 0x%x" igb_irq_write_eics(uint32_t val, bool msix) "Update EICS: 0x%x MSI-X: %d" igb_irq_write_eims(uint32_t val, bool msix) "Update EIMS: 0x%x MSI-X: %d" -igb_irq_write_eimc(uint32_t val, uint32_t eims, bool msix) "Update EIMC: 0x%x EIMS: 0x%x MSI-X: %d" +igb_irq_write_eimc(uint32_t val, bool msix) "Update EIMC: 0x%x MSI-X: %d" igb_irq_write_eiac(uint32_t val) "Update EIAC: 0x%x" igb_irq_write_eiam(uint32_t val, bool msix) "Update EIAM: 0x%x MSI-X: %d" igb_irq_write_eicr(uint32_t val, bool msix) "Update EICR: 0x%x MSI-X: %d" diff --git a/scripts/ci/org.centos/stream/8/x86_64/test-avocado b/scripts/ci/org.centos/stream/8/x86_64/test-avocado index a1aa601ee3..e0443fc8ae 100755 --- a/scripts/ci/org.centos/stream/8/x86_64/test-avocado +++ b/scripts/ci/org.centos/stream/8/x86_64/test-avocado @@ -30,6 +30,7 @@ make get-vm-images tests/avocado/cpu_queries.py:QueryCPUModelExpansion.test \ tests/avocado/empty_cpu_model.py:EmptyCPUModel.test \ tests/avocado/hotplug_cpu.py:HotPlugCPU.test \ + tests/avocado/netdev-ethtool.py:NetDevEthtool.test_igb \ tests/avocado/netdev-ethtool.py:NetDevEthtool.test_igb_nomsi \ tests/avocado/info_usernet.py:InfoUsernet.test_hostfwd \ tests/avocado/intel_iommu.py:IntelIOMMU.test_intel_iommu \ diff --git a/tests/avocado/netdev-ethtool.py b/tests/avocado/netdev-ethtool.py index 6da800f62b..5f33288f81 100644 --- a/tests/avocado/netdev-ethtool.py +++ b/tests/avocado/netdev-ethtool.py @@ -67,10 +67,6 @@ def common_test_code(self, netdev, extra_args=None): # no need to gracefully shutdown, just finish self.vm.kill() - # Skip testing for MSI for now. Allegedly it was fixed by: - # 28e96556ba (igb: Allocate MSI-X vector when testing) - # but I'm seeing oops in the kernel - @skip("Kernel bug with MSI enabled") def test_igb(self): """ :avocado: tags=device:igb -- 2.40.0
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