** Description changed:
[Impact]
- * Support for Solarflare X2542 network adapter
- (Medford2 / SFC9250) in the sfc driver.
+ * Support for Solarflare X2542 network adapter
+ (Medford2 / SFC9250) in the sfc driver.
- * This network adapter is present on recent hardware,
- at least HP 2019 and Dell PowerEdge R740xd systems.
+ * This network adapter is present on recent hardware,
+ at least HP 2019 and Dell PowerEdge R740xd systems.
- * On recent-hardware deployments that would rather use
- the Bionic LTS / GA supported kernel and cannot move
- to HWE kernels this adapter is non functional at all.
+ * On recent-hardware deployments that would rather use
+ the Bionic LTS / GA supported kernel and cannot move
+ to HWE kernels this adapter is non functional at all.
[Test Case]
- * The X2542 adapter has been exercised with iperf3 and nc
- across 2 hosts on 25G link speed w/ MTUs 1400/1500/9000
- on both directions, for 1 week.
+ * The X2542 adapter has been exercised with iperf3 and nc
+ across 2 hosts on 25G link speed w/ MTUs 1400/1500/9000
+ on both directions, for 1 week.
- Its performance is on par with the Cosmic 4.18 kernel
- (which contains all these patches) and the out-of-tree
- driver from the vendor.
+ Its performance is on par with the Cosmic 4.18 kernel
+ (which contains all these patches) and the out-of-tree
+ driver from the vendor.
- * The 7000 series adapter (for regression testing an old model,
- supported previously) has been exercised with iperf and netperf
- (TCP_STREAM, UDP_STREAM, TCP_RR, UDP_RR, and TCP_CRR) in one
- host (client/server in different adapter ports isolated with
- network namespaces, so traffic goes through the network switch),
- on 10G link speed on MTUs 1500/9000, for 1 weekend.
+ * The 7000 series adapter (for regression testing an old model,
+ supported previously) has been exercised with iperf and netperf
+ (TCP_STREAM, UDP_STREAM, TCP_RR, UDP_RR, and TCP_CRR) in one
+ host (client/server in different adapter ports isolated with
+ network namespaces, so traffic goes through the network switch),
+ on 10G link speed on MTUs 1500/9000, for 1 weekend.
- No regressions observed between the original and test kernels.
+ No regressions observed between the original and test kernels.
[Regression Potential]
* The patchset touches a lot of the sfc driver, so the potential
- for regression definitely exists. It has been tested on other
- adapter which uses the old code, and no regressions were found.
+ for regression definitely exists. Thus, a lot of consideration
+ and testing happened:
+
+ * It has been tested on other adapter which uses the old code,
+ and no regressions were found so far (see 7000 series above).
+
+ * The patchset essentially moves the driver in Bionic up in the
+ upstream 'git log':
+ - since commit d4a7a8893d4c ("sfc: pass valid pointers from
efx_enqueue_unwind")
+ - until commit 7f61e6c6279b ("sfc: support FEC configuration through
ethtool")
+ - except for 2 commits (not needed / unrelated)
+ - commit 42356d9a137b ("sfc: support RSS spreading of ethtool ntuple
filters")
+ - commit 9baeb5eb1f83 ("sfc: falcon: remove duplicated bit-wise or of
LOOPBACK_SGMII")
+ - plus 2 more recent commits (fixes)
+ - commit 458bd99e4974 ("sfc: remove ctpio_dmabuf_start from stats")
+ - commit 0c235113b3c4 ("sfc: stop the TX queue before pushing new
buffers")
+
+ * The patchset is exclusively cherry-picks, no single backport.
** Description changed:
[Impact]
* Support for Solarflare X2542 network adapter
(Medford2 / SFC9250) in the sfc driver.
* This network adapter is present on recent hardware,
at least HP 2019 and Dell PowerEdge R740xd systems.
* On recent-hardware deployments that would rather use
the Bionic LTS / GA supported kernel and cannot move
to HWE kernels this adapter is non functional at all.
[Test Case]
* The X2542 adapter has been exercised with iperf3 and nc
across 2 hosts on 25G link speed w/ MTUs 1400/1500/9000
on both directions, for 1 week.
Its performance is on par with the Cosmic 4.18 kernel
(which contains all these patches) and the out-of-tree
driver from the vendor.
* The 7000 series adapter (for regression testing an old model,
supported previously) has been exercised with iperf and netperf
(TCP_STREAM, UDP_STREAM, TCP_RR, UDP_RR, and TCP_CRR) in one
host (client/server in different adapter ports isolated with
network namespaces, so traffic goes through the network switch),
on 10G link speed on MTUs 1500/9000, for 1 weekend.
No regressions observed between the original and test kernels.
[Regression Potential]
- * The patchset touches a lot of the sfc driver, so the potential
- for regression definitely exists. Thus, a lot of consideration
- and testing happened:
+ * The patchset touches a lot of the sfc driver, so the potential
+ for regression definitely exists. Thus, a lot of consideration
+ and testing happened:
- * It has been tested on other adapter which uses the old code,
- and no regressions were found so far (see 7000 series above).
+ * It has been tested on other adapter which uses the old code,
+ and no regressions were found so far (see 7000 series above).
- * The patchset essentially moves the driver in Bionic up in the
- upstream 'git log':
- - since commit d4a7a8893d4c ("sfc: pass valid pointers from
efx_enqueue_unwind")
- - until commit 7f61e6c6279b ("sfc: support FEC configuration through
ethtool")
- - except for 2 commits (not needed / unrelated)
- - commit 42356d9a137b ("sfc: support RSS spreading of ethtool ntuple
filters")
- - commit 9baeb5eb1f83 ("sfc: falcon: remove duplicated bit-wise or of
LOOPBACK_SGMII")
- - plus 2 more recent commits (fixes)
- - commit 458bd99e4974 ("sfc: remove ctpio_dmabuf_start from stats")
- - commit 0c235113b3c4 ("sfc: stop the TX queue before pushing new
buffers")
+ * The patchset essentially moves the Bionic driver up in the
+ upstream 'git log':
+ - since commit d4a7a8893d4c ("sfc: pass valid pointers from
efx_enqueue_unwind")
+ - until commit 7f61e6c6279b ("sfc: support FEC configuration through
ethtool")
+ - except for 2 commits (not needed / unrelated)
+ - commit 42356d9a137b ("sfc: support RSS spreading of ethtool ntuple
filters")
+ - commit 9baeb5eb1f83 ("sfc: falcon: remove duplicated bit-wise or of
LOOPBACK_SGMII")
+ - plus 2 more recent commits (fixes)
+ - commit 458bd99e4974 ("sfc: remove ctpio_dmabuf_start from stats")
+ - commit 0c235113b3c4 ("sfc: stop the TX queue before pushing new
buffers")
- * The patchset is exclusively cherry-picks, no single backport.
+ * The patchset is exclusively cherry-picks, no single backport.
** Description changed:
[Impact]
* Support for Solarflare X2542 network adapter
(Medford2 / SFC9250) in the sfc driver.
* This network adapter is present on recent hardware,
at least HP 2019 and Dell PowerEdge R740xd systems.
* On recent-hardware deployments that would rather use
the Bionic LTS / GA supported kernel and cannot move
to HWE kernels this adapter is non functional at all.
[Test Case]
* The X2542 adapter has been exercised with iperf3 and nc
across 2 hosts on 25G link speed w/ MTUs 1400/1500/9000
on both directions, for 1 week.
Its performance is on par with the Cosmic 4.18 kernel
(which contains all these patches) and the out-of-tree
driver from the vendor.
* The 7000 series adapter (for regression testing an old model,
supported previously) has been exercised with iperf and netperf
(TCP_STREAM, UDP_STREAM, TCP_RR, UDP_RR, and TCP_CRR) in one
host (client/server in different adapter ports isolated with
network namespaces, so traffic goes through the network switch),
on 10G link speed on MTUs 1500/9000, for 1 weekend.
No regressions observed between the original and test kernels.
[Regression Potential]
* The patchset touches a lot of the sfc driver, so the potential
for regression definitely exists. Thus, a lot of consideration
and testing happened:
* It has been tested on other adapter which uses the old code,
and no regressions were found so far (see 7000 series above).
* The patchset essentially moves the Bionic driver up in the
- upstream 'git log':
+ upstream 'git log --oneline -- drivers/net/ethernet/sfc/':
- since commit d4a7a8893d4c ("sfc: pass valid pointers from
efx_enqueue_unwind")
- until commit 7f61e6c6279b ("sfc: support FEC configuration through
ethtool")
- except for 2 commits (not needed / unrelated)
- commit 42356d9a137b ("sfc: support RSS spreading of ethtool ntuple
filters")
- commit 9baeb5eb1f83 ("sfc: falcon: remove duplicated bit-wise or of
LOOPBACK_SGMII")
- plus 2 more recent commits (fixes)
- commit 458bd99e4974 ("sfc: remove ctpio_dmabuf_start from stats")
- commit 0c235113b3c4 ("sfc: stop the TX queue before pushing new
buffers")
* The patchset is exclusively cherry-picks, no single backport.
** Description changed:
[Impact]
* Support for Solarflare X2542 network adapter
(Medford2 / SFC9250) in the sfc driver.
* This network adapter is present on recent hardware,
at least HP 2019 and Dell PowerEdge R740xd systems.
* On recent-hardware deployments that would rather use
the Bionic LTS / GA supported kernel and cannot move
to HWE kernels this adapter is non functional at all.
[Test Case]
* The X2542 adapter has been exercised with iperf3 and nc
across 2 hosts on 25G link speed w/ MTUs 1400/1500/9000
on both directions, for 1 week.
Its performance is on par with the Cosmic 4.18 kernel
(which contains all these patches) and the out-of-tree
driver from the vendor.
* The 7000 series adapter (for regression testing an old model,
supported previously) has been exercised with iperf and netperf
(TCP_STREAM, UDP_STREAM, TCP_RR, UDP_RR, and TCP_CRR) in one
host (client/server in different adapter ports isolated with
network namespaces, so traffic goes through the network switch),
on 10G link speed on MTUs 1500/9000, for 1 weekend.
No regressions observed between the original and test kernels.
[Regression Potential]
* The patchset touches a lot of the sfc driver, so the potential
for regression definitely exists. Thus, a lot of consideration
and testing happened:
* It has been tested on other adapter which uses the old code,
and no regressions were found so far (see 7000 series above).
* The patchset essentially moves the Bionic driver up in the
upstream 'git log --oneline -- drivers/net/ethernet/sfc/':
+
- since commit d4a7a8893d4c ("sfc: pass valid pointers from
efx_enqueue_unwind")
- until commit 7f61e6c6279b ("sfc: support FEC configuration through
ethtool")
- except for 2 commits (not needed / unrelated)
- commit 42356d9a137b ("sfc: support RSS spreading of ethtool ntuple
filters")
- commit 9baeb5eb1f83 ("sfc: falcon: remove duplicated bit-wise or of
LOOPBACK_SGMII")
- plus 2 more recent commits (fixes)
- commit 458bd99e4974 ("sfc: remove ctpio_dmabuf_start from stats")
- commit 0c235113b3c4 ("sfc: stop the TX queue before pushing new
buffers")
* The patchset is exclusively cherry-picks, no single backport.
** Description changed:
[Impact]
* Support for Solarflare X2542 network adapter
- (Medford2 / SFC9250) in the sfc driver.
+ (Medford2 / SFC9250) in the Bionic sfc driver.
* This network adapter is present on recent hardware,
at least HP 2019 and Dell PowerEdge R740xd systems.
* On recent-hardware deployments that would rather use
the Bionic LTS / GA supported kernel and cannot move
to HWE kernels this adapter is non functional at all.
[Test Case]
* The X2542 adapter has been exercised with iperf3 and nc
across 2 hosts on 25G link speed w/ MTUs 1400/1500/9000
on both directions, for 1 week.
Its performance is on par with the Cosmic 4.18 kernel
(which contains all these patches) and the out-of-tree
driver from the vendor.
* The 7000 series adapter (for regression testing an old model,
supported previously) has been exercised with iperf and netperf
(TCP_STREAM, UDP_STREAM, TCP_RR, UDP_RR, and TCP_CRR) in one
host (client/server in different adapter ports isolated with
network namespaces, so traffic goes through the network switch),
on 10G link speed on MTUs 1500/9000, for 1 weekend.
No regressions observed between the original and test kernels.
[Regression Potential]
* The patchset touches a lot of the sfc driver, so the potential
for regression definitely exists. Thus, a lot of consideration
and testing happened:
* It has been tested on other adapter which uses the old code,
and no regressions were found so far (see 7000 series above).
* The patchset essentially moves the Bionic driver up in the
upstream 'git log --oneline -- drivers/net/ethernet/sfc/':
- since commit d4a7a8893d4c ("sfc: pass valid pointers from
efx_enqueue_unwind")
- until commit 7f61e6c6279b ("sfc: support FEC configuration through
ethtool")
- except for 2 commits (not needed / unrelated)
- commit 42356d9a137b ("sfc: support RSS spreading of ethtool ntuple
filters")
- commit 9baeb5eb1f83 ("sfc: falcon: remove duplicated bit-wise or of
LOOPBACK_SGMII")
- plus 2 more recent commits (fixes)
- commit 458bd99e4974 ("sfc: remove ctpio_dmabuf_start from stats")
- commit 0c235113b3c4 ("sfc: stop the TX queue before pushing new
buffers")
* The patchset is exclusively cherry-picks, no single backport.
** Description changed:
[Impact]
* Support for Solarflare X2542 network adapter
(Medford2 / SFC9250) in the Bionic sfc driver.
* This network adapter is present on recent hardware,
at least HP 2019 and Dell PowerEdge R740xd systems.
* On recent-hardware deployments that would rather use
the Bionic LTS / GA supported kernel and cannot move
to HWE kernels this adapter is non functional at all.
[Test Case]
* The X2542 adapter has been exercised with iperf3 and nc
across 2 hosts on 25G link speed w/ MTUs 1400/1500/9000
on both directions, for 1 week.
Its performance is on par with the Cosmic 4.18 kernel
(which contains all these patches) and the out-of-tree
driver from the vendor.
* The 7000 series adapter (for regression testing an old model,
supported previously) has been exercised with iperf and netperf
(TCP_STREAM, UDP_STREAM, TCP_RR, UDP_RR, and TCP_CRR) in one
host (client/server in different adapter ports isolated with
network namespaces, so traffic goes through the network switch),
on 10G link speed on MTUs 1500/9000, for 1 weekend.
No regressions observed between the original and test kernels.
[Regression Potential]
* The patchset touches a lot of the sfc driver, so the potential
for regression definitely exists. Thus, a lot of consideration
and testing happened:
* It has been tested on other adapter which uses the old code,
and no regressions were found so far (see 7000 series above).
+ * The patchset is exclusively cherry-picks, no single backport.
+
* The patchset essentially moves the Bionic driver up in the
upstream 'git log --oneline -- drivers/net/ethernet/sfc/':
- since commit d4a7a8893d4c ("sfc: pass valid pointers from
efx_enqueue_unwind")
- until commit 7f61e6c6279b ("sfc: support FEC configuration through
ethtool")
- except for 2 commits (not needed / unrelated)
- commit 42356d9a137b ("sfc: support RSS spreading of ethtool ntuple
filters")
- commit 9baeb5eb1f83 ("sfc: falcon: remove duplicated bit-wise or of
LOOPBACK_SGMII")
- plus 2 more recent commits (fixes)
- commit 458bd99e4974 ("sfc: remove ctpio_dmabuf_start from stats")
- commit 0c235113b3c4 ("sfc: stop the TX queue before pushing new
buffers")
-
- * The patchset is exclusively cherry-picks, no single backport.
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https://bugs.launchpad.net/bugs/1836635
Title:
Bionic: support for Solarflare X2542 network adapter (sfc driver)
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