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* [dpdk-dev] [Bug 539] [dpdk-20.11] distributor/test_multiple_ports: Failed to map pci BAR4 only in SLES15_SP1
@ 2020-09-23  2:05 bugzilla
  2020-09-28 10:10 ` bugzilla
  0 siblings, 1 reply; 2+ messages in thread
From: bugzilla @ 2020-09-23  2:05 UTC (permalink / raw)
  To: dev

https://bugs.dpdk.org/show_bug.cgi?id=539

            Bug ID: 539
           Summary: [dpdk-20.11] distributor/test_multiple_ports: Failed
                    to map pci BAR4 only in SLES15_SP1
           Product: DPDK
           Version: 20.11
          Hardware: x86
                OS: Linux
            Status: UNCONFIRMED
          Severity: normal
          Priority: Normal
         Component: examples
          Assignee: dev@dpdk.org
          Reporter: weix.ling@intel.com
  Target Milestone: ---

--------------------------------reproduce
steps-----------------------------------
1.bind pci to dpdk driver
usertools/dpdk-devbind.py --force --bind=vfio-pci 0000:81:00.0 0000:81:00.1

2.start dpdk-distributor
x86_64-native-linuxapp-gcc/examples/dpdk-distributor  -c 0xfc00 -n 4 -w
0000:81:00.0 -w 0000:81:00.1 -- -p 0x3

3.ouput
# linux-4fr6:~/dpdk # x86_64-native-linuxapp-gcc/examples/dpdk-distributor  -c
0xfc00 -n 4 -w 0000:81:00.0 -w 0000:81:00.1 -- -p 0x3
EAL: Detected 40 lcore(s)
EAL: Detected 2 NUMA nodes
EAL: Multi-process socket /var/run/dpdk/rte/mp_socket
EAL: Selected IOVA mode 'VA'
EAL: 1024 hugepages of size 2097152 reserved, but no mounted hugetlbfs found
for that size
EAL: Probing VFIO support...
EAL: VFIO support initialized
EAL:   using IOMMU type 1 (Type 1)
EAL: Failed to map pci BAR4
EAL:   0000:81:00.0 mapping BAR4 failed: Success
EAL: Requested device 0000:81:00.0 cannot be used
EAL: Failed to map pci BAR4
EAL:   0000:81:00.1 mapping BAR4 failed: Success
EAL: Requested device 0000:81:00.1 cannot be used
EAL: Bus (pci) probe failed.
EAL: No legacy callbacks, legacy socket not created
POWER: Env isn't set yet!
POWER: Attempting to initialise ACPI cpufreq power management...
POWER: Initialized successfully for lcore 11 power management
POWER: Initialized successfully for lcore 12 power management
POWER: Initialized successfully for lcore 13 power management
POWER: Initialized successfully for lcore 14 power management
POWER: Initialized successfully for lcore 15 power management
EAL: Error - exiting with code: 1
  Cause: Error: no ethernet ports detected


4.expected result
# It run normally.
Regression

5.bad commit
Is this issue a regression: (Y)

Version the regression was introduced: e200535c1ca382c518da810ab484e3f0660d351d

[root@localhost dpdk]# git show e200535c1ca382c518da810ab484e3f0660d351d
commit e200535c1ca382c518da810ab484e3f0660d351d (HEAD)
Author: David Marchand <david.marchand@redhat.com>
Date: Thu Sep 17 13:28:21 2020 +0200

mem: drop mapping API workaround

Now that the pci_map_resource API is private to the PCI bus, we can drop
the compatibility workaround we had implemented in 20.08.

Signed-off-by: David Marchand <david.marchand@redhat.com>
Acked-by: Andrew Rybchenko <arybchenko@solarflare.com>

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* [dpdk-dev] [Bug 539] [dpdk-20.11] distributor/test_multiple_ports: Failed to map pci BAR4 only in SLES15_SP1
  2020-09-23  2:05 [dpdk-dev] [Bug 539] [dpdk-20.11] distributor/test_multiple_ports: Failed to map pci BAR4 only in SLES15_SP1 bugzilla
@ 2020-09-28 10:10 ` bugzilla
  0 siblings, 0 replies; 2+ messages in thread
From: bugzilla @ 2020-09-28 10:10 UTC (permalink / raw)
  To: dev

https://bugs.dpdk.org/show_bug.cgi?id=539

lingwei (weix.ling@intel.com) changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
         Resolution|---                         |FIXED
             Status|CONFIRMED                   |RESOLVED

--- Comment #3 from lingwei (weix.ling@intel.com) ---
Verified patchset http://patches.dpdk.org/patch/78968/ on baseline
f5d6738c2ec10170b0e03eb9ff95544be0559641.

Tested-by on sageville/SLES15-SP1

https://mails.dpdk.org/archives/dev/2020-September/183166.html

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