- 14 5月, 2023 1 次提交
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由 Jie Wang 提交于
Currently the hns3 vf function reset delays 5000ms before vf rebuild process. In product applications, this delay is too long for application configurations and causes configuration timeout. According to the tests, 500ms delay is enough for reset process except PF FLR. So this patch modifies delay to 500ms in these scenarios. Fixes: 6988eb2a ("net: hns3: Add support to reset the enet/ring mgmt layer") Signed-off-by: NJie Wang <wangjie125@huawei.com> Signed-off-by: NHao Lan <lanhao@huawei.com> Signed-off-by: NDavid S. Miller <davem@davemloft.net>
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- 24 3月, 2023 1 次提交
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由 Cai Huoqing 提交于
Remove pci_clear_master to simplify the code, the bus-mastering is also cleared in do_pci_disable_device, like this: ./drivers/pci/pci.c:2197 static void do_pci_disable_device(struct pci_dev *dev) { u16 pci_command; pci_read_config_word(dev, PCI_COMMAND, &pci_command); if (pci_command & PCI_COMMAND_MASTER) { pci_command &= ~PCI_COMMAND_MASTER; pci_write_config_word(dev, PCI_COMMAND, pci_command); } pcibios_disable_device(dev); }. And dev->is_busmaster is set to 0 in pci_disable_device. Signed-off-by: NCai Huoqing <cai.huoqing@linux.dev> Signed-off-by: NDavid S. Miller <davem@davemloft.net>
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- 12 1月, 2023 1 次提交
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由 Jie Wang 提交于
Currently, it used old rss size to get current tc mode. As a result, the rss size is updated, but the tc mode is still configured based on the old rss size. So this patch fixes it by using the new rss size in both process. Fixes: 93969dc1 ("net: hns3: refactor VF rss init APIs with new common rss init APIs") Signed-off-by: NJie Wang <wangjie125@huawei.com> Signed-off-by: NHao Lan <lanhao@huawei.com> Reviewed-by: NAlexander Duyck <alexanderduyck@fb.com> Link: https://lore.kernel.org/r/20230110115359.10163-1-lanhao@huawei.comSigned-off-by: NJakub Kicinski <kuba@kernel.org>
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- 24 12月, 2022 1 次提交
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由 Jie Wang 提交于
Currently keep alive message between PF and VF may be lost and the VF is unalive in PF. So the VF will not do reset during PF FLR reset process. This would make the allocated interrupt resources of VF invalid and VF would't receive or respond to PF any more. So this patch adds VF interrupts re-initialization during VF FLR for VF recovery in above cases. Fixes: 862d969a ("net: hns3: do VF's pci re-initialization while PF doing FLR") Signed-off-by: NJie Wang <wangjie125@huawei.com> Signed-off-by: NHao Lan <lanhao@huawei.com> Signed-off-by: NJakub Kicinski <kuba@kernel.org>
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- 22 9月, 2022 1 次提交
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由 Xiu Jianfeng 提交于
Add missing __init/__exit annotations to module init/exit funcs. Signed-off-by: NXiu Jianfeng <xiujianfeng@huawei.com> Link: https://lore.kernel.org/r/20220917082118.7971-1-xiujianfeng@huawei.comSigned-off-by: NJakub Kicinski <kuba@kernel.org>
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- 07 9月, 2022 1 次提交
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由 Hao Chen 提交于
When serdes lane support setting 25Gb/s or 50Gb/s speed and user wants to set port speed as 50Gb/s, it can be setted as one 50Gb/s serdes lane or two 25Gb/s serdes lanes. So, this patch adds support to query and set lane number by ethtool to satisfy this scenario. Signed-off-by: NHao Chen <chenhao418@huawei.com> Signed-off-by: NGuangbin Huang <huangguangbin2@huawei.com> Signed-off-by: NDavid S. Miller <davem@davemloft.net>
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- 31 8月, 2022 1 次提交
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由 Guangbin Huang 提交于
As some new devices may not support GRO offload and flow table director, to support these devices, driver needs to querying capabilities of GRO offload and flow table director from firmware. Whether the driver supports these two features depends on capabilities. For old device of version HNAE3_DEVICE_VERSION_V2, driver sets their capabilities of these two features to fixed value. Setting default features of netdev and debugfs also need to identify whether support these two features. Signed-off-by: NGuangbin Huang <huangguangbin2@huawei.com> Signed-off-by: NDavid S. Miller <davem@davemloft.net>
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- 01 7月, 2022 1 次提交
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由 Jilin Yuan 提交于
Delete the redundant word 'new'. Signed-off-by: NJilin Yuan <yuanjilin@cdjrlc.com> Link: https://lore.kernel.org/r/20220629131330.16812-1-yuanjilin@cdjrlc.comSigned-off-by: NJakub Kicinski <kuba@kernel.org>
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- 09 5月, 2022 2 次提交
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由 Jie Wang 提交于
This patch uses __le16/__32 to define mailbox data structures. Then byte order conversion are added for mailbox messages from VF to PF. Signed-off-by: NJie Wang <wangjie125@huawei.com> Signed-off-by: NGuangbin Huang <huangguangbin2@huawei.com> Signed-off-by: NDavid S. Miller <davem@davemloft.net>
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由 Jie Wang 提交于
Currently, hns3 mailbox processing between PF and VF missed to convert message byte order and use data type u16 instead of __le16 for mailbox data process. These processes may cause problems between different architectures. So this patch uses __le16/__le32 data type to define mailbox data structures. To be compatible with old hns3 driver, these structures use one-byte alignment. Then byte order conversions are added to mailbox messages from PF to VF. Signed-off-by: NJie Wang <wangjie125@huawei.com> Signed-off-by: NGuangbin Huang <huangguangbin2@huawei.com> Signed-off-by: NDavid S. Miller <davem@davemloft.net>
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- 20 4月, 2022 2 次提交
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由 Peng Li 提交于
Magic values are not recommended. Signed-off-by: Peng Li<lipeng321@huawei.com> Signed-off-by: NGuangbin Huang <huangguangbin2@huawei.com> Signed-off-by: NDavid S. Miller <davem@davemloft.net>
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由 Peng Li 提交于
This patch fixes wrong words in comments. Signed-off-by: Peng Li<lipeng321@huawei.com> Signed-off-by: NGuangbin Huang <huangguangbin2@huawei.com> Signed-off-by: NDavid S. Miller <davem@davemloft.net>
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- 26 3月, 2022 1 次提交
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由 Jian Shen 提交于
Currently, when PF set VF VLAN, it sends notify mailbox to VF if VF alive. VF stop its traffic, and send request mailbox to PF, then PF updates VF VLAN. It's a bit complex. If VF is killed before sending request, PF will not set VF VLAN without any log. This patch refines the process, PF can set VF VLAN direclty, and then notify the VF. If VF is resetting at that time, the notify may be dropped, so VF should query it after reset finished. Fixes: 92f11ea1 ("net: hns3: fix set port based VLAN issue for VF") Signed-off-by: NJian Shen <shenjian15@huawei.com> Signed-off-by: NGuangbin Huang <huangguangbin2@huawei.com> Signed-off-by: NJakub Kicinski <kuba@kernel.org>
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- 07 2月, 2022 1 次提交
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由 Yufeng Mo 提交于
For the device that supports the TX push capability, the BD can be directly copied to the device memory. However, due to hardware restrictions, the push mode can be used only when there are no more than two BDs, otherwise, the doorbell mode based on device memory is used. Signed-off-by: NYufeng Mo <moyufeng@huawei.com> Signed-off-by: NGuangbin Huang <huangguangbin2@huawei.com> Signed-off-by: NDavid S. Miller <davem@davemloft.net>
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- 25 1月, 2022 1 次提交
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由 Yufeng Mo 提交于
Since some interrupt states may be cleared by hardware, the driver may receive an empty interrupt. Currently, the VF driver directly disables the vector0 interrupt in this case. As a result, the VF is unavailable. Therefore, the vector0 interrupt should be enabled in this case. Fixes: b90fcc5b ("net: hns3: add reset handling for VF when doing Core/Global/IMP reset") Signed-off-by: NYufeng Mo <moyufeng@huawei.com> Signed-off-by: NGuangbin Huang <huangguangbin2@huawei.com> Signed-off-by: NDavid S. Miller <davem@davemloft.net>
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- 05 1月, 2022 6 次提交
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由 Jie Wang 提交于
Currently PF and VF use two sets of command code for modules to interact with firmware. These codes values are same espect the macro names. It is redundent to keep two sets of command code for same functions between PF and VF. So this patch firstly creates a unified command code for PF and VF module. We keep the macro name same with the PF command code name to avoid too many meaningless modifications. Secondly the new common command codes are used to replace the old ones in VF and deletes the old ones. Signed-off-by: NJie Wang <wangjie125@huawei.com> Signed-off-by: NDavid S. Miller <davem@davemloft.net>
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由 Jie Wang 提交于
This patch firstly uses new tqp struct(hclge_comm_tqp) and removes the old VF tqp struct(hclgevf_tqp). All the tqp stats members used in VF module are modified according to the new hclge_comm_tqp. Secondly VF tqp stats APIs are refactored to use new common tqp stats APIs. The old tqp stats APIs in VF are deleted. Signed-off-by: NJie Wang <wangjie125@huawei.com> Signed-off-by: NDavid S. Miller <davem@davemloft.net>
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由 Jie Wang 提交于
This patch uses common rss init APIs to replace the old APIs in VF rss module and removes the old VF rss init APIs. Several related Subfunctions and macros are also modified in this patch. Signed-off-by: NJie Wang <wangjie125@huawei.com> Signed-off-by: NDavid S. Miller <davem@davemloft.net>
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由 Jie Wang 提交于
This patch uses new common rss set APIs to replace the old APIs in VF rss module and removes those old rss set APIs. The related macros in VF are also modified. Signed-off-by: NJie Wang <wangjie125@huawei.com> Signed-off-by: NDavid S. Miller <davem@davemloft.net>
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由 Jie Wang 提交于
This patch firstly uses new rss parameter struct(hclge_comm_rss_cfg) as child member of hclgevf_dev and deletes the original child rss parameter member(hclgevf_rss_cfg). All the rss parameter members used in VF rss module is modified according to the new hclge_comm_rss_cfg. Secondly VF rss get APIs are refactored to use new common rss get APIs. The old rss get APIs in VF are deleted. Signed-off-by: NJie Wang <wangjie125@huawei.com> Signed-off-by: NDavid S. Miller <davem@davemloft.net>
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由 Jie Wang 提交于
Currently, there are two different sets of special command codes in PF and VF cmdq modules, this is because VF driver only uses small part of all the command codes. In other words, these not used command codes in VF are also sepcial command codes theoretically. So this patch unifes the special command codes and deletes the bool param is_pf of hclge_comm_send. All the related functions are refactored according to the new hclge_comm_send function prototype. Signed-off-by: NJie Wang <wangjie125@huawei.com> Signed-off-by: NDavid S. Miller <davem@davemloft.net>
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- 31 12月, 2021 4 次提交
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由 Jie Wang 提交于
currently most cmdq APIs are unified in hclge_comm_cmd.c. Newly developed cmdq APIs should also be placed in hclge_comm_cmd.c. So there is no need to keep hclge_cmd.c and hclgevf_cmd.c. This patch moves the hclge(vf)_cmd_send to hclge(vf)_main.c and deletes the source files and makefile scripts. Signed-off-by: NJie Wang <wangjie125@huawei.com> Signed-off-by: NGuangbin Huang <huangguangbin2@huawei.com> Signed-off-by: NDavid S. Miller <davem@davemloft.net>
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由 Jie Wang 提交于
This patch uses common cmdq init and uninit APIs to replace the old APIs in VF cmdq module init and uninit module. Then the old VF init and uninit APIs is deleted. Signed-off-by: NJie Wang <wangjie125@huawei.com> Signed-off-by: NGuangbin Huang <huangguangbin2@huawei.com> Signed-off-by: NDavid S. Miller <davem@davemloft.net>
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由 Jie Wang 提交于
This patch firstly uses new hardware description struct hclge_comm_hw as child member of hclgevf_hw and deletes the old hardware description child members. All the hclgevf_hw variables used in VF module is modified according to the new hclgevf_hw. Secondly hclgevf_cmd_send is refactored to use hclge_comm_cmd_send APIs. The old functions called by hclgevf_cmd_send are all deleted. Still we kept hclgevf_cmd_send to avoid too many meaningless modifications. Signed-off-by: NJie Wang <wangjie125@huawei.com> Signed-off-by: NGuangbin Huang <huangguangbin2@huawei.com> Signed-off-by: NDavid S. Miller <davem@davemloft.net>
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由 Jie Wang 提交于
This patch use new common struct hclge_desc to replace struct hclgevf_desc in VF cmdq module and then delete the old struct hclgevf_desc. Signed-off-by: NJie Wang <wangjie125@huawei.com> Signed-off-by: NGuangbin Huang <huangguangbin2@huawei.com> Signed-off-by: NDavid S. Miller <davem@davemloft.net>
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- 29 11月, 2021 1 次提交
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由 Jiaran Zhang 提交于
Currently, the hclge_reset_prepare_general function uses the goto statement to jump upwards, which increases code complexity and makes the program structure difficult to understand. In addition, if reset_pending is set, retry_cnt cannot be increased. This may result in a failure to exit the retry or increase the number of retries. Use the while statement instead to make the program easier to understand and solve the problem that the goto statement cannot be exited. Signed-off-by:
Jiaran Zhang <zhangjiaran@huawei.com> Signed-off-by: NGuangbin Huang <huangguangbin2@huawei.com> Signed-off-by: NDavid S. Miller <davem@davemloft.net>
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- 27 11月, 2021 1 次提交
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由 Guangbin Huang 提交于
When PF is set to multi-TCs and configured mapping relationship between priorities and TCs, the hardware will active these settings for this PF and its VFs. In this case when VF just uses one TC and its rx packets contain priority, and if the priority is not mapped to TC0, as other TCs of VF is not valid, hardware always put this kind of packets to the queue 0. It cause this kind of packets of VF can not be used RSS function. To fix this problem, set tc mode of all unused TCs of VF to the setting of TC0, then rx packet with priority which map to unused TC will be direct to TC0. Fixes: e2cb1dec ("net: hns3: Add HNS3 VF HCL(Hardware Compatibility Layer) Support") Signed-off-by: NGuangbin Huang <huangguangbin2@huawei.com> Signed-off-by: NJakub Kicinski <kuba@kernel.org>
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- 24 11月, 2021 1 次提交
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由 Yufeng Mo 提交于
Printing the whole MAC addresse may bring security risks. Therefore, the MAC address is partially encrypted to improve security. Signed-off-by: NYufeng Mo <moyufeng@huawei.com> Signed-off-by: NGuangbin Huang <huangguangbin2@huawei.com> Signed-off-by: NDavid S. Miller <davem@davemloft.net>
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- 10 11月, 2021 2 次提交
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由 Yufeng Mo 提交于
When fully configure VLANs for a VF, then unload the VF while triggering a reset to PF, will cause a kernel crash because the irq is already uninit. [ 293.177579] ------------[ cut here ]------------ [ 293.183502] kernel BUG at drivers/pci/msi.c:352! [ 293.189547] Internal error: Oops - BUG: 0 [#1] SMP ...... [ 293.390124] Workqueue: hclgevf hclgevf_service_task [hclgevf] [ 293.402627] pstate: 80c00009 (Nzcv daif +PAN +UAO) [ 293.414324] pc : free_msi_irqs+0x19c/0x1b8 [ 293.425429] lr : free_msi_irqs+0x18c/0x1b8 [ 293.436545] sp : ffff00002716fbb0 [ 293.446950] x29: ffff00002716fbb0 x28: 0000000000000000 [ 293.459519] x27: 0000000000000000 x26: ffff45b91ea16b00 [ 293.472183] x25: 0000000000000000 x24: ffffa587b08f4700 [ 293.484717] x23: ffffc591ac30e000 x22: ffffa587b08f8428 [ 293.497190] x21: ffffc591ac30e300 x20: 0000000000000000 [ 293.509594] x19: ffffa58a062a8300 x18: 0000000000000000 [ 293.521949] x17: 0000000000000000 x16: ffff45b91dcc3f48 [ 293.534013] x15: 0000000000000000 x14: 0000000000000000 [ 293.545883] x13: 0000000000000040 x12: 0000000000000228 [ 293.557508] x11: 0000000000000020 x10: 0000000000000040 [ 293.568889] x9 : ffff45b91ea1e190 x8 : ffffc591802d0000 [ 293.580123] x7 : ffffc591802d0148 x6 : 0000000000000120 [ 293.591190] x5 : ffffc591802d0000 x4 : 0000000000000000 [ 293.602015] x3 : 0000000000000000 x2 : 0000000000000000 [ 293.612624] x1 : 00000000000004a4 x0 : ffffa58a1e0c6b80 [ 293.623028] Call trace: [ 293.630340] free_msi_irqs+0x19c/0x1b8 [ 293.638849] pci_disable_msix+0x118/0x140 [ 293.647452] pci_free_irq_vectors+0x20/0x38 [ 293.656081] hclgevf_uninit_msi+0x44/0x58 [hclgevf] [ 293.665309] hclgevf_reset_rebuild+0x1ac/0x2e0 [hclgevf] [ 293.674866] hclgevf_reset+0x358/0x400 [hclgevf] [ 293.683545] hclgevf_reset_service_task+0xd0/0x1b0 [hclgevf] [ 293.693325] hclgevf_service_task+0x4c/0x2e8 [hclgevf] [ 293.702307] process_one_work+0x1b0/0x448 [ 293.710034] worker_thread+0x54/0x468 [ 293.717331] kthread+0x134/0x138 [ 293.724114] ret_from_fork+0x10/0x18 [ 293.731324] Code: f940b000 b4ffff00 a903e7b8 f90017b6 (d4210000) This patch fixes the problem by waiting for the VF reset done while unloading the VF. Fixes: e2cb1dec ("net: hns3: Add HNS3 VF HCL(Hardware Compatibility Layer) Support") Signed-off-by: NYufeng Mo <moyufeng@huawei.com> Signed-off-by: NGuangbin Huang <huangguangbin2@huawei.com> Signed-off-by: NDavid S. Miller <davem@davemloft.net>
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由 Jie Wang 提交于
Currently, NIC init ROCE interrupt vector with MSIX interrupt. But ROCE use pci_irq_vector() to get interrupt vector, which adds the relative interrupt vector again and gets wrong interrupt vector. So fixes it by assign relative interrupt vector to ROCE instead of MSIX interrupt vector and delete the unused struct member base_msi_vector declaration of hclgevf_dev. Fixes: 46a3df9f ("net: hns3: Add HNS3 Acceleration Engine & Compatibility Layer Support") Signed-off-by: NJie Wang <wangjie125@huawei.com> Signed-off-by: NGuangbin Huang <huangguangbin2@huawei.com> Signed-off-by: NDavid S. Miller <davem@davemloft.net>
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- 27 10月, 2021 2 次提交
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由 Guangbin Huang 提交于
Currently, if there is a reset event triggered by RAS during device in initialization process, driver may run reset process concurrently with initialization process. In this case, it may cause problem. For example, the RSS indirection table may has not been alloc memory in initialization process yet, but it is used in reset process, it will cause a call trace like this: [61228.744836] Unable to handle kernel NULL pointer dereference at virtual address 0000000000000000 ... [61228.897677] Workqueue: hclgevf hclgevf_service_task [hclgevf] [61228.911390] pstate: 40400009 (nZcv daif +PAN -UAO -TCO BTYPE=--) [61228.918670] pc : hclgevf_set_rss_indir_table+0xb4/0x190 [hclgevf] [61228.927812] lr : hclgevf_set_rss_indir_table+0x90/0x190 [hclgevf] [61228.937248] sp : ffff8000162ebb50 [61228.941087] x29: ffff8000162ebb50 x28: ffffb77add72dbc0 x27: ffff0820c7dc8080 [61228.949516] x26: 0000000000000000 x25: ffff0820ad4fc880 x24: ffff0820c7dc8080 [61228.958220] x23: ffff0820c7dc8090 x22: 00000000ffffffff x21: 0000000000000040 [61228.966360] x20: ffffb77add72b9c0 x19: 0000000000000000 x18: 0000000000000030 [61228.974646] x17: 0000000000000000 x16: ffffb77ae713feb0 x15: ffff0820ad4fcce8 [61228.982808] x14: ffffffffffffffff x13: ffff8000962eb7f7 x12: 00003834ec70c960 [61228.991990] x11: 00e0fafa8c206982 x10: 9670facc78a8f9a8 x9 : ffffb77add717530 [61229.001123] x8 : ffff0820ad4fd6b8 x7 : 0000000000000000 x6 : 0000000000000011 [61229.010249] x5 : 00000000000cb1b0 x4 : 0000000000002adb x3 : 0000000000000049 [61229.018662] x2 : ffff8000162ebbb8 x1 : 0000000000000000 x0 : 0000000000000480 [61229.027002] Call trace: [61229.030177] hclgevf_set_rss_indir_table+0xb4/0x190 [hclgevf] [61229.039009] hclgevf_rss_init_hw+0x128/0x1b4 [hclgevf] [61229.046809] hclgevf_reset_rebuild+0x17c/0x69c [hclgevf] [61229.053862] hclgevf_reset_service_task+0x4cc/0xa80 [hclgevf] [61229.061306] hclgevf_service_task+0x6c/0x630 [hclgevf] [61229.068491] process_one_work+0x1dc/0x48c [61229.074121] worker_thread+0x15c/0x464 [61229.078562] kthread+0x168/0x16c [61229.082873] ret_from_fork+0x10/0x18 [61229.088221] Code: 7900e7f6 f904a683 d503201f 9101a3e2 (38616b43) [61229.095357] ---[ end trace 153661a538f6768c ]--- To fix this problem, don't schedule reset task before initialization process is done. Signed-off-by: NGuangbin Huang <huangguangbin2@huawei.com> Signed-off-by: NDavid S. Miller <davem@davemloft.net>
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由 Yufeng Mo 提交于
Currently, the workqueue of hclge/hclgevf is executed on the CPU that initiates scheduling requests by default. In stress scenarios, the CPU may be busy and workqueue scheduling is completed after a long period of time. To avoid this situation and implement proper scheduling, use the WQ_UNBOUND mode instead. In this way, the workqueue can be performed on a relatively idle CPU. Signed-off-by: NYufeng Mo <moyufeng@huawei.com> Signed-off-by: NGuangbin Huang <huangguangbin2@huawei.com> Signed-off-by: NDavid S. Miller <davem@davemloft.net>
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- 20 10月, 2021 1 次提交
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由 Yufeng Mo 提交于
The task of VF reset is performed through the workqueue. It checks the value of hdev->reset_pending to determine whether to exit the loop. However, the value of hdev->reset_pending may also be assigned by the interrupt function hclgevf_misc_irq_handle(), which may cause the loop fail to exit and keep occupying the workqueue. This loop is not necessary, so remove it and the workqueue will be rescheduled if the reset needs to be retried or a new reset occurs. Fixes: 1cc9bc6e ("net: hns3: split hclgevf_reset() into preparing and rebuilding part") Signed-off-by: NYufeng Mo <moyufeng@huawei.com> Signed-off-by: NGuangbin Huang <huangguangbin2@huawei.com> Signed-off-by: NDavid S. Miller <davem@davemloft.net>
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- 15 10月, 2021 1 次提交
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由 Jakub Kicinski 提交于
This big patch sprinkles const on local variables and function arguments which may refer to netdev->dev_addr. Commit 406f42fa ("net-next: When a bond have a massive amount of VLANs...") introduced a rbtree for faster Ethernet address look up. To maintain netdev->dev_addr in this tree we need to make all the writes to it got through appropriate helpers. Some of the changes here are not strictly required - const is sometimes cast off but pointer is not used for writing. It seems like it's still better to add the const in case the code changes later or relevant -W flags get enabled for the build. No functional changes. Link: https://lore.kernel.org/r/20211014142432.449314-1-kuba@kernel.orgSigned-off-by: NJakub Kicinski <kuba@kernel.org>
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- 20 9月, 2021 1 次提交
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由 Jian Shen 提交于
When user change rss 'hfunc' without set rss 'hkey' by ethtool -X command, the driver will ignore the 'hfunc' for the hkey is NULL. It's unreasonable. So fix it. Fixes: 46a3df9f ("net: hns3: Add HNS3 Acceleration Engine & Compatibility Layer Support") Fixes: 374ad291 ("net: hns3: Add RSS general configuration support for VF") Signed-off-by: NJian Shen <shenjian15@huawei.com> Signed-off-by: NGuangbin Huang <huangguangbin2@huawei.com> Signed-off-by: NDavid S. Miller <davem@davemloft.net>
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- 13 9月, 2021 1 次提交
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由 Jiaran Zhang 提交于
Currently, the VF does not clear the interrupt source immediately after receiving the interrupt. As a result, if the second interrupt task is triggered when processing the first interrupt task, clearing the interrupt source before exiting will clear the interrupt sources of the two tasks at the same time. As a result, no interrupt is triggered for the second task. The VF detects the missed message only when the next interrupt is generated. Clearing it immediately after executing check_evt_cause ensures that: 1. Even if two interrupt tasks are triggered at the same time, they can be processed. 2. If the second task is triggered during the processing of the first task and the interrupt source is not cleared, the interrupt is reported after vector0 is enabled. Fixes: b90fcc5b ("net: hns3: add reset handling for VF when doing Core/Global/IMP reset") Signed-off-by:
Jiaran Zhang <zhangjiaran@huawei.com> Signed-off-by: NGuangbin Huang <huangguangbin2@huawei.com> Signed-off-by: NDavid S. Miller <davem@davemloft.net>
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- 27 8月, 2021 1 次提交
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由 Peng Li 提交于
There are some repetitive macros have same meaning and value, this patch merges them to make code clean. Signed-off-by: NPeng Li <lipeng321@huawei.com> Signed-off-by: NGuangbin Huang <huangguangbin2@huawei.com> Signed-off-by: NDavid S. Miller <davem@davemloft.net>
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- 26 8月, 2021 2 次提交
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由 Yufeng Mo 提交于
The GRO configuration is enabled by default after reset. This is incorrect and should be restored to the user-configured value. So this restoration is added during reset initialization. Signed-off-by: NYufeng Mo <moyufeng@huawei.com> Signed-off-by: NGuangbin Huang <huangguangbin2@huawei.com> Signed-off-by: NJakub Kicinski <kuba@kernel.org>
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由 Yonglong Liu 提交于
In bond 4, when the link goes down and up repeatedly, the bond may get an unknown speed, and then this port can not work. The driver notify netif_carrier_on() before update the link state, when the bond receive carrier on, will query the speed of the port, if the query operation happens before updating the link state, will get an unknown speed. So need to notify netif_carrier_on() after update the link state. Fixes: 46a3df9f ("net: hns3: Add HNS3 Acceleration Engine & Compatibility Layer Support") Fixes: e2cb1dec ("net: hns3: Add HNS3 VF HCL(Hardware Compatibility Layer) Support") Signed-off-by: NYonglong Liu <liuyonglong@huawei.com> Signed-off-by: NGuangbin Huang <huangguangbin2@huawei.com> Signed-off-by: NJakub Kicinski <kuba@kernel.org>
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- 24 8月, 2021 1 次提交
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由 Yufeng Mo 提交于
For device whose version is above V3(include V3), the GL can select EQE or CQE mode, so adds support for it. In CQE mode, the coalesced timer will restart when the first new completion occurs, while in EQE mode, the timer will not restart. Signed-off-by: NYufeng Mo <moyufeng@huawei.com> Signed-off-by: NHuazhong Tan <tanhuazhong@huawei.com> Signed-off-by: NJakub Kicinski <kuba@kernel.org>
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