[intel-tdx:guest 94/113] drivers/net/vmxnet3/vmxnet3_drv.c:3413:29: warning: shift count >= width of type

From: kernel test robot
Date: Sun Aug 29 2021 - 16:33:11 EST

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tree: https://github.com/intel/tdx.git guest
head: 44e41606b85b08fad5378c876547f8557f835cf6
commit: eb26b8afd9b6c065a6cd81ca1fa48b3d6e11c5a5 [94/113] x86/tdx: Make RDRAND/RDSEED loop forever
config: i386-randconfig-a004-20210829 (attached as .config)
compiler: clang version 14.0.0 (https://github.com/llvm/llvm-project 510e106fa8635e7f9c51c896180b971de6309b2f)
reproduce (this is a W=1 build):
wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
chmod +x ~/bin/make.cross
# https://github.com/intel/tdx/commit/eb26b8afd9b6c065a6cd81ca1fa48b3d6e11c5a5
git remote add intel-tdx https://github.com/intel/tdx.git
git fetch --no-tags intel-tdx guest
git checkout eb26b8afd9b6c065a6cd81ca1fa48b3d6e11c5a5
# save the attached .config to linux build tree
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross ARCH=i386

If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@xxxxxxxxx>

All warnings (new ones prefixed by >>):

In file included from drivers/net/vmxnet3/vmxnet3_drv.c:28:
In file included from include/net/ip6_checksum.h:27:
In file included from include/net/ip.h:22:
In file included from include/linux/ip.h:16:
In file included from include/linux/skbuff.h:26:
In file included from include/linux/net.h:18:
In file included from include/linux/random.h:121:
In file included from arch/x86/include/asm/archrandom.h:13:
include/linux/protected_guest.h:57:12: error: incomplete definition of type 'struct device'
return dev->authorized;
~~~^
include/linux/dynamic_debug.h:70:8: note: forward declaration of 'struct device'
struct device;
^
>> drivers/net/vmxnet3/vmxnet3_drv.c:3413:29: warning: shift count >= width of type [-Wshift-count-overflow]
if (pci_set_dma_mask(pdev, DMA_BIT_MASK(64)) == 0) {
^~~~~~~~~~~~~~~~
include/linux/dma-mapping.h:76:54: note: expanded from macro 'DMA_BIT_MASK'
#define DMA_BIT_MASK(n) (((n) == 64) ? ~0ULL : ((1ULL<<(n))-1))
^ ~~~
drivers/net/vmxnet3/vmxnet3_drv.c:3414:41: warning: shift count >= width of type [-Wshift-count-overflow]
if (pci_set_consistent_dma_mask(pdev, DMA_BIT_MASK(64)) != 0) {
^~~~~~~~~~~~~~~~
include/linux/dma-mapping.h:76:54: note: expanded from macro 'DMA_BIT_MASK'
#define DMA_BIT_MASK(n) (((n) == 64) ? ~0ULL : ((1ULL<<(n))-1))
^ ~~~
2 warnings and 1 error generated.
--
In file included from drivers/net/ethernet/marvell/sky2.c:18:
In file included from include/linux/netdevice.h:37:
In file included from include/net/net_namespace.h:39:
In file included from include/linux/skbuff.h:26:
In file included from include/linux/net.h:18:
In file included from include/linux/random.h:121:
In file included from arch/x86/include/asm/archrandom.h:13:
include/linux/protected_guest.h:57:12: error: incomplete definition of type 'struct device'
return dev->authorized;
~~~^
include/linux/dynamic_debug.h:70:8: note: forward declaration of 'struct device'
struct device;
^
>> drivers/net/ethernet/marvell/sky2.c:4988:39: warning: shift count >= width of type [-Wshift-count-overflow]
!(err = dma_set_mask(&pdev->dev, DMA_BIT_MASK(64)))) {
^~~~~~~~~~~~~~~~
include/linux/dma-mapping.h:76:54: note: expanded from macro 'DMA_BIT_MASK'
#define DMA_BIT_MASK(n) (((n) == 64) ? ~0ULL : ((1ULL<<(n))-1))
^ ~~~
drivers/net/ethernet/marvell/sky2.c:4990:43: warning: shift count >= width of type [-Wshift-count-overflow]
err = dma_set_coherent_mask(&pdev->dev, DMA_BIT_MASK(64));
^~~~~~~~~~~~~~~~
include/linux/dma-mapping.h:76:54: note: expanded from macro 'DMA_BIT_MASK'
#define DMA_BIT_MASK(n) (((n) == 64) ? ~0ULL : ((1ULL<<(n))-1))
^ ~~~
2 warnings and 1 error generated.
--
In file included from drivers/net/ethernet/realtek/8139cp.c:60:
In file included from include/linux/netdevice.h:37:
In file included from include/net/net_namespace.h:39:
In file included from include/linux/skbuff.h:26:
In file included from include/linux/net.h:18:
In file included from include/linux/random.h:121:
In file included from arch/x86/include/asm/archrandom.h:13:
include/linux/protected_guest.h:57:12: error: incomplete definition of type 'struct device'
return dev->authorized;
~~~^
include/linux/dynamic_debug.h:70:8: note: forward declaration of 'struct device'
struct device;
^
>> drivers/net/ethernet/realtek/8139cp.c:1948:41: warning: shift count >= width of type [-Wshift-count-overflow]
!pci_set_consistent_dma_mask(pdev, DMA_BIT_MASK(64)) &&
^~~~~~~~~~~~~~~~
include/linux/dma-mapping.h:76:54: note: expanded from macro 'DMA_BIT_MASK'
#define DMA_BIT_MASK(n) (((n) == 64) ? ~0ULL : ((1ULL<<(n))-1))
^ ~~~
drivers/net/ethernet/realtek/8139cp.c:1949:30: warning: shift count >= width of type [-Wshift-count-overflow]
!pci_set_dma_mask(pdev, DMA_BIT_MASK(64))) {
^~~~~~~~~~~~~~~~
include/linux/dma-mapping.h:76:54: note: expanded from macro 'DMA_BIT_MASK'
#define DMA_BIT_MASK(n) (((n) == 64) ? ~0ULL : ((1ULL<<(n))-1))
^ ~~~
2 warnings and 1 error generated.
--
In file included from drivers/net/ethernet/intel/fm10k/fm10k_main.c:6:
In file included from include/net/ipv6.h:12:
In file included from include/linux/ipv6.h:88:
In file included from include/linux/tcp.h:17:
In file included from include/linux/skbuff.h:26:
In file included from include/linux/net.h:18:
In file included from include/linux/random.h:121:
In file included from arch/x86/include/asm/archrandom.h:13:
include/linux/protected_guest.h:57:12: error: incomplete definition of type 'struct device'
return dev->authorized;
~~~^
include/linux/dynamic_debug.h:70:8: note: forward declaration of 'struct device'
struct device;
^
>> drivers/net/ethernet/intel/fm10k/fm10k_main.c:878:16: warning: division by zero is undefined [-Wdivision-by-zero]
desc_flags |= FM10K_SET_FLAG(tx_flags, FM10K_TX_FLAGS_CSUM,
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
drivers/net/ethernet/intel/fm10k/fm10k_main.c:870:26: note: expanded from macro 'FM10K_SET_FLAG'
((u32)(_input & _flag) / (_flag / _result)))
^ ~~~~~~~~~~~~~~~~~
1 warning and 1 error generated.
--
In file included from drivers/net/ethernet/intel/igb/igb_main.c:12:
In file included from include/linux/netdevice.h:37:
In file included from include/net/net_namespace.h:39:
In file included from include/linux/skbuff.h:26:
In file included from include/linux/net.h:18:
In file included from include/linux/random.h:121:
In file included from arch/x86/include/asm/archrandom.h:13:
include/linux/protected_guest.h:57:12: error: incomplete definition of type 'struct device'
return dev->authorized;
~~~^
include/linux/dynamic_debug.h:70:8: note: forward declaration of 'struct device'
struct device;
^
>> drivers/net/ethernet/intel/igb/igb_main.c:3177:46: warning: shift count >= width of type [-Wshift-count-overflow]
err = dma_set_mask_and_coherent(&pdev->dev, DMA_BIT_MASK(64));
^~~~~~~~~~~~~~~~
include/linux/dma-mapping.h:76:54: note: expanded from macro 'DMA_BIT_MASK'
#define DMA_BIT_MASK(n) (((n) == 64) ? ~0ULL : ((1ULL<<(n))-1))
^ ~~~
>> drivers/net/ethernet/intel/igb/igb_main.c:6028:14: warning: division by zero is undefined [-Wdivision-by-zero]
cmd_type |= IGB_SET_FLAG(tx_flags, IGB_TX_FLAGS_VLAN,
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
drivers/net/ethernet/intel/igb/igb_main.c:6018:26: note: expanded from macro 'IGB_SET_FLAG'
((u32)(_input & _flag) / (_flag / _result)))
^ ~~~~~~~~~~~~~~~~~
drivers/net/ethernet/intel/igb/igb_main.c:6032:14: warning: division by zero is undefined [-Wdivision-by-zero]
cmd_type |= IGB_SET_FLAG(tx_flags, IGB_TX_FLAGS_TSO,
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
drivers/net/ethernet/intel/igb/igb_main.c:6018:26: note: expanded from macro 'IGB_SET_FLAG'
((u32)(_input & _flag) / (_flag / _result)))
^ ~~~~~~~~~~~~~~~~~
drivers/net/ethernet/intel/igb/igb_main.c:6036:14: warning: division by zero is undefined [-Wdivision-by-zero]
cmd_type |= IGB_SET_FLAG(tx_flags, IGB_TX_FLAGS_TSTAMP,
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
drivers/net/ethernet/intel/igb/igb_main.c:6018:26: note: expanded from macro 'IGB_SET_FLAG'
((u32)(_input & _flag) / (_flag / _result)))
^ ~~~~~~~~~~~~~~~~~
drivers/net/ethernet/intel/igb/igb_main.c:6040:14: warning: division by zero is undefined [-Wdivision-by-zero]
cmd_type ^= IGB_SET_FLAG(skb->no_fcs, 1, E1000_ADVTXD_DCMD_IFCS);
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
drivers/net/ethernet/intel/igb/igb_main.c:6018:26: note: expanded from macro 'IGB_SET_FLAG'
((u32)(_input & _flag) / (_flag / _result)))
^ ~~~~~~~~~~~~~~~~~
drivers/net/ethernet/intel/igb/igb_main.c:6056:19: warning: division by zero is undefined [-Wdivision-by-zero]
olinfo_status |= IGB_SET_FLAG(tx_flags,
^~~~~~~~~~~~~~~~~~~~~~
drivers/net/ethernet/intel/igb/igb_main.c:6018:26: note: expanded from macro 'IGB_SET_FLAG'
((u32)(_input & _flag) / (_flag / _result)))
^ ~~~~~~~~~~~~~~~~~
drivers/net/ethernet/intel/igb/igb_main.c:6061:19: warning: division by zero is undefined [-Wdivision-by-zero]
olinfo_status |= IGB_SET_FLAG(tx_flags,
^~~~~~~~~~~~~~~~~~~~~~
drivers/net/ethernet/intel/igb/igb_main.c:6018:26: note: expanded from macro 'IGB_SET_FLAG'
((u32)(_input & _flag) / (_flag / _result)))
^ ~~~~~~~~~~~~~~~~~
7 warnings and 1 error generated.
--
In file included from drivers/net/ethernet/intel/igc/igc_main.c:6:
In file included from include/linux/if_vlan.h:10:
In file included from include/linux/netdevice.h:37:
In file included from include/net/net_namespace.h:39:
In file included from include/linux/skbuff.h:26:
In file included from include/linux/net.h:18:
In file included from include/linux/random.h:121:
In file included from arch/x86/include/asm/archrandom.h:13:
include/linux/protected_guest.h:57:12: error: incomplete definition of type 'struct device'
return dev->authorized;
~~~^
include/linux/dynamic_debug.h:70:8: note: forward declaration of 'struct device'
struct device;
^
>> drivers/net/ethernet/intel/igc/igc_main.c:1138:14: warning: division by zero is undefined [-Wdivision-by-zero]
cmd_type |= IGC_SET_FLAG(tx_flags, IGC_TX_FLAGS_VLAN,
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
drivers/net/ethernet/intel/igc/igc_main.c:1128:30: note: expanded from macro 'IGC_SET_FLAG'
((u32)((_input) & (_flag)) / ((_flag) / (_result))))
^ ~~~~~~~~~~~~~~~~~~~~~
drivers/net/ethernet/intel/igc/igc_main.c:1142:14: warning: division by zero is undefined [-Wdivision-by-zero]
cmd_type |= IGC_SET_FLAG(tx_flags, IGC_TX_FLAGS_TSO,
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
drivers/net/ethernet/intel/igc/igc_main.c:1128:30: note: expanded from macro 'IGC_SET_FLAG'
((u32)((_input) & (_flag)) / ((_flag) / (_result))))
^ ~~~~~~~~~~~~~~~~~~~~~
drivers/net/ethernet/intel/igc/igc_main.c:1146:14: warning: division by zero is undefined [-Wdivision-by-zero]
cmd_type |= IGC_SET_FLAG(tx_flags, IGC_TX_FLAGS_TSTAMP,
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
drivers/net/ethernet/intel/igc/igc_main.c:1128:30: note: expanded from macro 'IGC_SET_FLAG'
((u32)((_input) & (_flag)) / ((_flag) / (_result))))
^ ~~~~~~~~~~~~~~~~~~~~~
drivers/net/ethernet/intel/igc/igc_main.c:1150:14: warning: division by zero is undefined [-Wdivision-by-zero]
cmd_type ^= IGC_SET_FLAG(skb->no_fcs, 1, IGC_ADVTXD_DCMD_IFCS);
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
drivers/net/ethernet/intel/igc/igc_main.c:1128:30: note: expanded from macro 'IGC_SET_FLAG'
((u32)((_input) & (_flag)) / ((_flag) / (_result))))
^ ~~~~~~~~~~~~~~~~~~~~~
>> drivers/net/ethernet/intel/igc/igc_main.c:5844:46: warning: shift count >= width of type [-Wshift-count-overflow]
err = dma_set_mask_and_coherent(&pdev->dev, DMA_BIT_MASK(64));
^~~~~~~~~~~~~~~~
include/linux/dma-mapping.h:76:54: note: expanded from macro 'DMA_BIT_MASK'
#define DMA_BIT_MASK(n) (((n) == 64) ? ~0ULL : ((1ULL<<(n))-1))
^ ~~~
5 warnings and 1 error generated.

vim +3413 drivers/net/vmxnet3/vmxnet3_drv.c

d1a890fa37f27d Shreyas Bhatewara 2009-10-13 3342
d1a890fa37f27d Shreyas Bhatewara 2009-10-13 3343
3a4751a3bb2704 Bill Pemberton 2012-12-03 3344 static int
d1a890fa37f27d Shreyas Bhatewara 2009-10-13 3345 vmxnet3_probe_device(struct pci_dev *pdev,
d1a890fa37f27d Shreyas Bhatewara 2009-10-13 3346 const struct pci_device_id *id)
d1a890fa37f27d Shreyas Bhatewara 2009-10-13 3347 {
d1a890fa37f27d Shreyas Bhatewara 2009-10-13 3348 static const struct net_device_ops vmxnet3_netdev_ops = {
d1a890fa37f27d Shreyas Bhatewara 2009-10-13 3349 .ndo_open = vmxnet3_open,
d1a890fa37f27d Shreyas Bhatewara 2009-10-13 3350 .ndo_stop = vmxnet3_close,
d1a890fa37f27d Shreyas Bhatewara 2009-10-13 3351 .ndo_start_xmit = vmxnet3_xmit_frame,
d1a890fa37f27d Shreyas Bhatewara 2009-10-13 3352 .ndo_set_mac_address = vmxnet3_set_mac_addr,
d1a890fa37f27d Shreyas Bhatewara 2009-10-13 3353 .ndo_change_mtu = vmxnet3_change_mtu,
3dd7400b419409 Ronak Doshi 2019-06-03 3354 .ndo_fix_features = vmxnet3_fix_features,
a0d2730c9571ae Michał Mirosław 2011-04-18 3355 .ndo_set_features = vmxnet3_set_features,
1dac3b1bc66dc6 Ronak Doshi 2020-09-24 3356 .ndo_features_check = vmxnet3_features_check,
95305f6c3b4e8c stephen hemminger 2011-06-08 3357 .ndo_get_stats64 = vmxnet3_get_stats64,
d1a890fa37f27d Shreyas Bhatewara 2009-10-13 3358 .ndo_tx_timeout = vmxnet3_tx_timeout,
afc4b13df14312 Jiri Pirko 2011-08-16 3359 .ndo_set_rx_mode = vmxnet3_set_mc,
d1a890fa37f27d Shreyas Bhatewara 2009-10-13 3360 .ndo_vlan_rx_add_vid = vmxnet3_vlan_rx_add_vid,
d1a890fa37f27d Shreyas Bhatewara 2009-10-13 3361 .ndo_vlan_rx_kill_vid = vmxnet3_vlan_rx_kill_vid,
d1a890fa37f27d Shreyas Bhatewara 2009-10-13 3362 #ifdef CONFIG_NET_POLL_CONTROLLER
d1a890fa37f27d Shreyas Bhatewara 2009-10-13 3363 .ndo_poll_controller = vmxnet3_netpoll,
d1a890fa37f27d Shreyas Bhatewara 2009-10-13 3364 #endif
d1a890fa37f27d Shreyas Bhatewara 2009-10-13 3365 };
d1a890fa37f27d Shreyas Bhatewara 2009-10-13 3366 int err;
61aeecea40afb2 hpreg@xxxxxxxxxx 2018-05-14 3367 bool dma64;
d1a890fa37f27d Shreyas Bhatewara 2009-10-13 3368 u32 ver;
d1a890fa37f27d Shreyas Bhatewara 2009-10-13 3369 struct net_device *netdev;
d1a890fa37f27d Shreyas Bhatewara 2009-10-13 3370 struct vmxnet3_adapter *adapter;
d1a890fa37f27d Shreyas Bhatewara 2009-10-13 3371 u8 mac[ETH_ALEN];
09c5088e5c5993 Shreyas Bhatewara 2010-11-19 3372 int size;
09c5088e5c5993 Shreyas Bhatewara 2010-11-19 3373 int num_tx_queues;
09c5088e5c5993 Shreyas Bhatewara 2010-11-19 3374 int num_rx_queues;
09c5088e5c5993 Shreyas Bhatewara 2010-11-19 3375
e154b639bbe53d Shreyas Bhatewara 2011-05-10 3376 if (!pci_msi_enabled())
e154b639bbe53d Shreyas Bhatewara 2011-05-10 3377 enable_mq = 0;
e154b639bbe53d Shreyas Bhatewara 2011-05-10 3378
09c5088e5c5993 Shreyas Bhatewara 2010-11-19 3379 #ifdef VMXNET3_RSS
09c5088e5c5993 Shreyas Bhatewara 2010-11-19 3380 if (enable_mq)
09c5088e5c5993 Shreyas Bhatewara 2010-11-19 3381 num_rx_queues = min(VMXNET3_DEVICE_MAX_RX_QUEUES,
09c5088e5c5993 Shreyas Bhatewara 2010-11-19 3382 (int)num_online_cpus());
09c5088e5c5993 Shreyas Bhatewara 2010-11-19 3383 else
09c5088e5c5993 Shreyas Bhatewara 2010-11-19 3384 #endif
09c5088e5c5993 Shreyas Bhatewara 2010-11-19 3385 num_rx_queues = 1;
eebb02b1f03b37 Shreyas Bhatewara 2011-07-07 3386 num_rx_queues = rounddown_pow_of_two(num_rx_queues);
09c5088e5c5993 Shreyas Bhatewara 2010-11-19 3387
09c5088e5c5993 Shreyas Bhatewara 2010-11-19 3388 if (enable_mq)
09c5088e5c5993 Shreyas Bhatewara 2010-11-19 3389 num_tx_queues = min(VMXNET3_DEVICE_MAX_TX_QUEUES,
09c5088e5c5993 Shreyas Bhatewara 2010-11-19 3390 (int)num_online_cpus());
09c5088e5c5993 Shreyas Bhatewara 2010-11-19 3391 else
09c5088e5c5993 Shreyas Bhatewara 2010-11-19 3392 num_tx_queues = 1;
09c5088e5c5993 Shreyas Bhatewara 2010-11-19 3393
eebb02b1f03b37 Shreyas Bhatewara 2011-07-07 3394 num_tx_queues = rounddown_pow_of_two(num_tx_queues);
09c5088e5c5993 Shreyas Bhatewara 2010-11-19 3395 netdev = alloc_etherdev_mq(sizeof(struct vmxnet3_adapter),
09c5088e5c5993 Shreyas Bhatewara 2010-11-19 3396 max(num_tx_queues, num_rx_queues));
204a6e659439b7 Stephen Hemminger 2013-01-15 3397 dev_info(&pdev->dev,
204a6e659439b7 Stephen Hemminger 2013-01-15 3398 "# of Tx queues : %d, # of Rx queues : %d\n",
09c5088e5c5993 Shreyas Bhatewara 2010-11-19 3399 num_tx_queues, num_rx_queues);
d1a890fa37f27d Shreyas Bhatewara 2009-10-13 3400
41de8d4cff21a2 Joe Perches 2012-01-29 3401 if (!netdev)
d1a890fa37f27d Shreyas Bhatewara 2009-10-13 3402 return -ENOMEM;
d1a890fa37f27d Shreyas Bhatewara 2009-10-13 3403
d1a890fa37f27d Shreyas Bhatewara 2009-10-13 3404 pci_set_drvdata(pdev, netdev);
d1a890fa37f27d Shreyas Bhatewara 2009-10-13 3405 adapter = netdev_priv(netdev);
d1a890fa37f27d Shreyas Bhatewara 2009-10-13 3406 adapter->netdev = netdev;
d1a890fa37f27d Shreyas Bhatewara 2009-10-13 3407 adapter->pdev = pdev;
d1a890fa37f27d Shreyas Bhatewara 2009-10-13 3408
f00e2b0ac3ae25 Neil Horman 2014-06-13 3409 adapter->tx_ring_size = VMXNET3_DEF_TX_RING_SIZE;
f00e2b0ac3ae25 Neil Horman 2014-06-13 3410 adapter->rx_ring_size = VMXNET3_DEF_RX_RING_SIZE;
53831aa12538f8 Shrikrishna Khare 2015-01-06 3411 adapter->rx_ring2_size = VMXNET3_DEF_RX_RING2_SIZE;
f00e2b0ac3ae25 Neil Horman 2014-06-13 3412
61aeecea40afb2 hpreg@xxxxxxxxxx 2018-05-14 @3413 if (pci_set_dma_mask(pdev, DMA_BIT_MASK(64)) == 0) {
61aeecea40afb2 hpreg@xxxxxxxxxx 2018-05-14 3414 if (pci_set_consistent_dma_mask(pdev, DMA_BIT_MASK(64)) != 0) {
61aeecea40afb2 hpreg@xxxxxxxxxx 2018-05-14 3415 dev_err(&pdev->dev,
61aeecea40afb2 hpreg@xxxxxxxxxx 2018-05-14 3416 "pci_set_consistent_dma_mask failed\n");
61aeecea40afb2 hpreg@xxxxxxxxxx 2018-05-14 3417 err = -EIO;
61aeecea40afb2 hpreg@xxxxxxxxxx 2018-05-14 3418 goto err_set_mask;
61aeecea40afb2 hpreg@xxxxxxxxxx 2018-05-14 3419 }
61aeecea40afb2 hpreg@xxxxxxxxxx 2018-05-14 3420 dma64 = true;
61aeecea40afb2 hpreg@xxxxxxxxxx 2018-05-14 3421 } else {
61aeecea40afb2 hpreg@xxxxxxxxxx 2018-05-14 3422 if (pci_set_dma_mask(pdev, DMA_BIT_MASK(32)) != 0) {
61aeecea40afb2 hpreg@xxxxxxxxxx 2018-05-14 3423 dev_err(&pdev->dev,
61aeecea40afb2 hpreg@xxxxxxxxxx 2018-05-14 3424 "pci_set_dma_mask failed\n");
61aeecea40afb2 hpreg@xxxxxxxxxx 2018-05-14 3425 err = -EIO;
61aeecea40afb2 hpreg@xxxxxxxxxx 2018-05-14 3426 goto err_set_mask;
61aeecea40afb2 hpreg@xxxxxxxxxx 2018-05-14 3427 }
61aeecea40afb2 hpreg@xxxxxxxxxx 2018-05-14 3428 dma64 = false;
61aeecea40afb2 hpreg@xxxxxxxxxx 2018-05-14 3429 }
61aeecea40afb2 hpreg@xxxxxxxxxx 2018-05-14 3430
83d0feffc5695d Shreyas Bhatewara 2011-01-14 3431 spin_lock_init(&adapter->cmd_lock);
b0eb57cb97e783 Andy King 2013-08-23 3432 adapter->adapter_pa = dma_map_single(&adapter->pdev->dev, adapter,
b0eb57cb97e783 Andy King 2013-08-23 3433 sizeof(struct vmxnet3_adapter),
b0eb57cb97e783 Andy King 2013-08-23 3434 PCI_DMA_TODEVICE);
5738a09d58d5ad Alexey Khoroshilov 2015-11-28 3435 if (dma_mapping_error(&adapter->pdev->dev, adapter->adapter_pa)) {
5738a09d58d5ad Alexey Khoroshilov 2015-11-28 3436 dev_err(&pdev->dev, "Failed to map dma\n");
5738a09d58d5ad Alexey Khoroshilov 2015-11-28 3437 err = -EFAULT;
61aeecea40afb2 hpreg@xxxxxxxxxx 2018-05-14 3438 goto err_set_mask;
5738a09d58d5ad Alexey Khoroshilov 2015-11-28 3439 }
b0eb57cb97e783 Andy King 2013-08-23 3440 adapter->shared = dma_alloc_coherent(
b0eb57cb97e783 Andy King 2013-08-23 3441 &adapter->pdev->dev,
d1a890fa37f27d Shreyas Bhatewara 2009-10-13 3442 sizeof(struct Vmxnet3_DriverShared),
b0eb57cb97e783 Andy King 2013-08-23 3443 &adapter->shared_pa, GFP_KERNEL);
d1a890fa37f27d Shreyas Bhatewara 2009-10-13 3444 if (!adapter->shared) {
204a6e659439b7 Stephen Hemminger 2013-01-15 3445 dev_err(&pdev->dev, "Failed to allocate memory\n");
d1a890fa37f27d Shreyas Bhatewara 2009-10-13 3446 err = -ENOMEM;
d1a890fa37f27d Shreyas Bhatewara 2009-10-13 3447 goto err_alloc_shared;
d1a890fa37f27d Shreyas Bhatewara 2009-10-13 3448 }
d1a890fa37f27d Shreyas Bhatewara 2009-10-13 3449
09c5088e5c5993 Shreyas Bhatewara 2010-11-19 3450 adapter->num_rx_queues = num_rx_queues;
09c5088e5c5993 Shreyas Bhatewara 2010-11-19 3451 adapter->num_tx_queues = num_tx_queues;
e4fabf2b6e6d75 Bhavesh Davda 2013-03-06 3452 adapter->rx_buf_per_pkt = 1;
09c5088e5c5993 Shreyas Bhatewara 2010-11-19 3453
09c5088e5c5993 Shreyas Bhatewara 2010-11-19 3454 size = sizeof(struct Vmxnet3_TxQueueDesc) * adapter->num_tx_queues;
09c5088e5c5993 Shreyas Bhatewara 2010-11-19 3455 size += sizeof(struct Vmxnet3_RxQueueDesc) * adapter->num_rx_queues;
b0eb57cb97e783 Andy King 2013-08-23 3456 adapter->tqd_start = dma_alloc_coherent(&adapter->pdev->dev, size,
b0eb57cb97e783 Andy King 2013-08-23 3457 &adapter->queue_desc_pa,
b0eb57cb97e783 Andy King 2013-08-23 3458 GFP_KERNEL);
d1a890fa37f27d Shreyas Bhatewara 2009-10-13 3459
d1a890fa37f27d Shreyas Bhatewara 2009-10-13 3460 if (!adapter->tqd_start) {
204a6e659439b7 Stephen Hemminger 2013-01-15 3461 dev_err(&pdev->dev, "Failed to allocate memory\n");
d1a890fa37f27d Shreyas Bhatewara 2009-10-13 3462 err = -ENOMEM;
d1a890fa37f27d Shreyas Bhatewara 2009-10-13 3463 goto err_alloc_queue_desc;
d1a890fa37f27d Shreyas Bhatewara 2009-10-13 3464 }
09c5088e5c5993 Shreyas Bhatewara 2010-11-19 3465 adapter->rqd_start = (struct Vmxnet3_RxQueueDesc *)(adapter->tqd_start +
09c5088e5c5993 Shreyas Bhatewara 2010-11-19 3466 adapter->num_tx_queues);
d1a890fa37f27d Shreyas Bhatewara 2009-10-13 3467
b0eb57cb97e783 Andy King 2013-08-23 3468 adapter->pm_conf = dma_alloc_coherent(&adapter->pdev->dev,
b0eb57cb97e783 Andy King 2013-08-23 3469 sizeof(struct Vmxnet3_PMConf),
b0eb57cb97e783 Andy King 2013-08-23 3470 &adapter->pm_conf_pa,
b0eb57cb97e783 Andy King 2013-08-23 3471 GFP_KERNEL);
d1a890fa37f27d Shreyas Bhatewara 2009-10-13 3472 if (adapter->pm_conf == NULL) {
d1a890fa37f27d Shreyas Bhatewara 2009-10-13 3473 err = -ENOMEM;
d1a890fa37f27d Shreyas Bhatewara 2009-10-13 3474 goto err_alloc_pm;
d1a890fa37f27d Shreyas Bhatewara 2009-10-13 3475 }
d1a890fa37f27d Shreyas Bhatewara 2009-10-13 3476

:::::: The code at line 3413 was first introduced by commit
:::::: 61aeecea40afb2b89933e27cd4adb10fc2e75cfd vmxnet3: set the DMA mask before the first DMA map operation

:::::: TO: hpreg@xxxxxxxxxx <hpreg@xxxxxxxxxx>
:::::: CC: David S. Miller <davem@xxxxxxxxxxxxx>

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0-DAY CI Kernel Test Service, Intel Corporation
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