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| author | KarimAllah Ahmed <karahmed@amazon.de> | 2018-01-17 21:30:29 +0300 |
|---|---|---|
| committer | Bjorn Helgaas <helgaas@kernel.org> | 2018-03-05 17:10:14 +0300 |
| commit | be20f6b063f51cd77d071b803ee24f23200dc559 (patch) | |
| tree | 247d8cd73adbdaeabc2c4952429833ffbd534f6d /tools/perf/scripts/python/export-to-sqlite.py | |
| parent | 6b2f1351af567110cec80d7c067314c633a14f50 (diff) | |
| download | linux-be20f6b063f51cd77d071b803ee24f23200dc559.tar.xz | |
PCI/IOV: Skip INTx config reads for VFs
Per PCIe r4.0, sec 9.2.1.4, VFs can not implement INTX, and their Interrupt
Line and Interrupt Pin registers must be RO Zero. Some devices have
thousands of VFs, so skip reading the registers as an optimization.
Signed-off-by: KarimAllah Ahmed <karahmed@amazon.de>
Signed-off-by: Jan H. Schönherr <jschoenh@amazon.de>
[bhelgaas: changelog, comment]
Signed-off-by: Bjorn Helgaas <helgaas@kernel.org>
Diffstat (limited to 'tools/perf/scripts/python/export-to-sqlite.py')
0 files changed, 0 insertions, 0 deletions