From: Mike Snitzer on gitlab.com
https://gitlab.com/cki-project/kernel-ark/-/merge_requests/1024#note_551040896
I rebased August 25, 2020. So no easy answer for how well these changes
will hold up over the years to come. All I can say is:
1) hch rewrote all the nvme error handling code
From: Prarit Bhargava on gitlab.com
https://gitlab.com/cki-project/kernel-ark/-/merge_requests/1024#note_551032821
@snitm how "old" are these patches in RHEL8? IOW if they've been
untouched for years then hat would give @jmflinuxtx an idea of how often
he would see a merge collision (if ever).
From: Augusto Caringi on gitlab.com
https://gitlab.com/cki-project/kernel-ark/-/merge_requests/930#note_551014889
request-ack-nack-evaluation
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From: Augusto Caringi on gitlab.com
https://gitlab.com/cki-project/kernel-ark/-/merge_requests/927#note_551013669
@mstowe1 I've updated the MR to set CONFIG_CXL_BUS=y
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From: CKI Gitlab on gitlab.com
Merge Request: https://gitlab.com/cki-project/kernel-ark/-/merge_requests/927
NOTE: Truncated patchset due to missing @redhat.com email
address on your GitLab profile at https://gitlab.com/-/profile.
Once that is fixed, close and reopen the merge request
From: Myron Stowe on gitlab.com
https://gitlab.com/cki-project/kernel-ark/-/merge_requests/927#note_550974141
There is a request for this functionality in RHEL8, so we'll need to
enable CXL (...=y) in RHEL 9.
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From: Mike Snitzer on gitlab.com
https://gitlab.com/cki-project/kernel-ark/-/merge_requests/1024#note_550964568
@e-milne @gtiwari1 I revised the last commit so that the NVMe
'multipath' default is only changed for RHEL. Please review/ack again,
thanks!
From: Mike Snitzer
nvme: allow retry for requests with REQ_FAILFAST_TRANSPORT set
BZ: 1948690
Upstream Status: RHEL-only
Signed-off-by: Mike Snitzer
rhel-8.git commit 7dadadb072515f243868e6fe2f7e9c97fd3516c9
Author: Mike Snitzer
Date: Tue Aug 25 21:52:48 2020 -0400
[nvme] nvme: allow
From: Mike Snitzer
nvme: multipath: Change default of kernel NVMe multipath to be disabled
BZ: 1948690
Upstream Status: RHEL-only
Signed-off-by: Mike Snitzer
rhel-8.git commit 8be4b84f8e35dc6e5453b72fe5e60acef795a299
Author: Ewan Milne
Date: Fri Mar 22 17:33:52 2019 -0400
[nvme]
From: Mike Snitzer
nvme: decouple basic ANA log page re-read support from native multipathing
BZ: 1948690
Upstream Status: RHEL-only
Signed-off-by: Mike Snitzer
rhel-8.git commit b904f4b8e0f90613bf1b2b9d9ccad3c015741daf
Author: Mike Snitzer
Date: Tue Aug 25 21:52:47 2020 -0400
[nvme]
From: Mike Snitzer on gitlab.com
Merge Request: https://gitlab.com/cki-project/kernel-ark/-/merge_requests/1024
BZ: 1948690
Upstream Status: RHEL-only
Forward-port RHEL8 NVMe changes to RHEL9. These changes were rejected by
Christoph Hellwig (hch is one of upstream's 4 NVMe maintainers). The
From: Mike Snitzer
nvme: update failover handling to work with REQ_FAILFAST_TRANSPORT
BZ: 1948690
Upstream Status: RHEL-only
Signed-off-by: Mike Snitzer
rhel-8.git commit f8fb6ea1226e2abc525c88da13b346118d548eea
Author: Mike Snitzer
Date: Tue Aug 25 21:52:46 2020 -0400
[nvme] nvme:
From: Mike Snitzer
nvme: Return BLK_STS_TARGET if the DNR bit is set
BZ: 1948690
Upstream Status: RHEL-only
Signed-off-by: Mike Snitzer
rhel-8.git commit ef4ab90c12db5e0e50800ec323736b95be7a6ff5
Author: Mike Snitzer
Date: Tue Aug 25 21:52:45 2020 -0400
[nvme] nvme: Return
From: Justin Forbes on gitlab.com
https://gitlab.com/cki-project/kernel-ark/-/issues/41#note_550951201
> This would be handy. Because, otherwise I can't determine a tagname
automatically based only on a "package-version" name. Currently, I need
first to grep all available tags for kernel-5.11.13,
From: Denis Efremov on gitlab.com
https://gitlab.com/cki-project/kernel-ark/-/issues/41#note_550926292
> I suppose we could reset that number with every version bump so that
it would match the last digit of BUILD always.
This would be handy. Because, otherwise I can't determine a tagname
From: ddutile on gitlab.com
https://gitlab.com/cki-project/kernel-ark/-/merge_requests/1023#note_550926003
Per Waimain's feedback, we should use mark_tech_preview() -- this
actually sets a taint flag, which is part of kernel dmesg & I believe is
captured in a crash dump as well.
You can have the
From: Jarod Wilson on gitlab.com
https://gitlab.com/cki-project/kernel-ark/-/merge_requests/1024#note_550918573
Theoretically, the ack spam should stop now, we believe we have a fix
that just went live.
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From: Jarod Wilson on gitlab.com
https://gitlab.com/cki-project/kernel-ark/-/merge_requests/1023#note_550918407
Theoretically, the ack spam should stop now, we believe we have a fix
that just went live.
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From: Waiman Long on gitlab.com
https://gitlab.com/cki-project/kernel-ark/-/merge_requests/1023#note_550913718
c) sounds good to me as no kernel will be tainted by default.
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From: Justin Forbes on gitlab.com
https://gitlab.com/cki-project/kernel-ark/-/issues/41#note_550913432
There are a couple of things here:
> Fedora RPM tagging in the ARK kernel began in May 2020 for fc33.
This line is not entirely accurate, as ARK was only used for Rawhide
from May of 2020
From: David Hildenbrand on gitlab.com
https://gitlab.com/cki-project/kernel-ark/-/merge_requests/1023#note_550896188
But tainting raises an interesting question: we already have CONFIG_CMA
enabled in ARK for s390x and powerpc:
- s390x uses it for vmcp via cmdline parameter "vmcp_cma" under z/VM;
From: Mike Snitzer on gitlab.com
https://gitlab.com/cki-project/kernel-ark/-/merge_requests/1024#note_550890234
Thankfully these changes have been low-maintenance ever since I was able
to shame Christoph into refactoring NVMe's error handling to be cleaner.
Once that refactoring was done upstream
From: Justin Forbes on gitlab.com
https://gitlab.com/cki-project/kernel-ark/-/merge_requests/1024#note_550884624
I have to be honest, I am not too thrilled at the idea of taking a patch
set which has been rejected upstream into ARK. RHEL is one thing, with
he guarantee of a stable ABI. there is
From: Gopal Tiwari on gitlab.com
https://gitlab.com/cki-project/kernel-ark/-/merge_requests/1024#note_550882878
Acked-by: Gopal Tiwari
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From: David Hildenbrand on gitlab.com
https://gitlab.com/cki-project/kernel-ark/-/merge_requests/1023#note_550882361
Oh, there seems to be a mark_tech_preview() -- thanks for the hint. I
guess we should directly use that when activating regions.
I added the warn for cma_release() just to make
From: Waiman Long on gitlab.com
https://gitlab.com/cki-project/kernel-ark/-/merge_requests/1023#note_550880080
RHEL8 has a mark_tech_preview() function which should be called when a
tech preview feature is used. I don't know if ARK kernel has that or
not. Also I don't think we need to warn when
From: Mike Snitzer
nvme: allow retry for requests with REQ_FAILFAST_TRANSPORT set
BZ: 1948690
Upstream Status: RHEL-only
Signed-off-by: Mike Snitzer
rhel-8.git commit 7dadadb072515f243868e6fe2f7e9c97fd3516c9
Author: Mike Snitzer
Date: Tue Aug 25 21:52:48 2020 -0400
[nvme] nvme: allow
From: Mike Snitzer
nvme: multipath: Change default of kernel NVMe multipath to be disabled
BZ: 1948690
Upstream Status: RHEL-only
Signed-off-by: Mike Snitzer
rhel-8.git commit 8be4b84f8e35dc6e5453b72fe5e60acef795a299
Author: Ewan Milne
Date: Fri Mar 22 17:33:52 2019 -0400
[nvme]
From: Mike Snitzer
nvme: decouple basic ANA log page re-read support from native multipathing
BZ: 1948690
Upstream Status: RHEL-only
Signed-off-by: Mike Snitzer
rhel-8.git commit b904f4b8e0f90613bf1b2b9d9ccad3c015741daf
Author: Mike Snitzer
Date: Tue Aug 25 21:52:47 2020 -0400
[nvme]
From: Mike Snitzer
nvme: update failover handling to work with REQ_FAILFAST_TRANSPORT
BZ: 1948690
Upstream Status: RHEL-only
Signed-off-by: Mike Snitzer
rhel-8.git commit f8fb6ea1226e2abc525c88da13b346118d548eea
Author: Mike Snitzer
Date: Tue Aug 25 21:52:46 2020 -0400
[nvme] nvme:
From: Mike Snitzer
nvme: Return BLK_STS_TARGET if the DNR bit is set
BZ: 1948690
Upstream Status: RHEL-only
Signed-off-by: Mike Snitzer
rhel-8.git commit ef4ab90c12db5e0e50800ec323736b95be7a6ff5
Author: Mike Snitzer
Date: Tue Aug 25 21:52:45 2020 -0400
[nvme] nvme: Return
From: Mike Snitzer on gitlab.com
Merge Request: https://gitlab.com/cki-project/kernel-ark/-/merge_requests/1024
BZ: 1948690
Upstream Status: RHEL-only
Forward-port RHEL8 NVMe changes to RHEL9. These changes were rejected by
Christoph Hellwig (hch is one of upstream's 4 NVMe maintainers). The
From: David Hildenbrand on gitlab.com
https://gitlab.com/cki-project/kernel-ark/-/merge_requests/1023#note_550875459
Thanks @veruu :)
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From: Cornelia Huck on gitlab.com
https://gitlab.com/cki-project/kernel-ark/-/merge_requests/900#note_550870163
I now notice this one... this is the generic config option that should
supersede DEBUG_USER_ASCE from mr !791.
DEBUG_ENTRY on s390 should follow the values on other architectures, I
From: Mike Snitzer
nvme: allow retry for requests with REQ_FAILFAST_TRANSPORT set
BZ: 1948690
Upstream Status: RHEL-only
Signed-off-by: Mike Snitzer
rhel-8.git commit 7dadadb072515f243868e6fe2f7e9c97fd3516c9
Author: Mike Snitzer
Date: Tue Aug 25 21:52:48 2020 -0400
[nvme] nvme: allow
From: Mike Snitzer
nvme: Return BLK_STS_TARGET if the DNR bit is set
BZ: 1948690
Upstream Status: RHEL-only
Signed-off-by: Mike Snitzer
rhel-8.git commit ef4ab90c12db5e0e50800ec323736b95be7a6ff5
Author: Mike Snitzer
Date: Tue Aug 25 21:52:45 2020 -0400
[nvme] nvme: Return
From: Mike Snitzer
nvme: decouple basic ANA log page re-read support from native multipathing
BZ: 1948690
Upstream Status: RHEL-only
Signed-off-by: Mike Snitzer
rhel-8.git commit b904f4b8e0f90613bf1b2b9d9ccad3c015741daf
Author: Mike Snitzer
Date: Tue Aug 25 21:52:47 2020 -0400
[nvme]
From: Mike Snitzer
nvme: update failover handling to work with REQ_FAILFAST_TRANSPORT
BZ: 1948690
Upstream Status: RHEL-only
Signed-off-by: Mike Snitzer
rhel-8.git commit f8fb6ea1226e2abc525c88da13b346118d548eea
Author: Mike Snitzer
Date: Tue Aug 25 21:52:46 2020 -0400
[nvme] nvme:
From: Mike Snitzer on gitlab.com
Merge Request: https://gitlab.com/cki-project/kernel-ark/-/merge_requests/1024
BZ: 1948690
Upstream Status: RHEL-only
Forward-port RHEL8 NVMe changes to RHEL9. These changes were rejected by
Christoph Hellwig (hch is one of upstream's 4 NVMe maintainers). The
From: John Linville on gitlab.com
https://gitlab.com/cki-project/kernel-ark/-/merge_requests/715#note_550866808
OK by me, either way -- I'm just trying to get this off the plate...
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From: Cornelia Huck on gitlab.com
https://gitlab.com/cki-project/kernel-ark/-/merge_requests/791#note_550865762
So, I now see that DEBUG_USER_ASCE is actually removed again in commit
56e62a737028 ("s390: convert to generic entry"), and the same debug
capability is now provided by the generic
From: Veronika Kabátová on gitlab.com
https://gitlab.com/cki-project/kernel-ark/-/merge_requests/1023#note_550862766
Hi, it's a bug that's causing reprocessing of the messages and the
webhook team is already looking into it. Please ignore the messages
while they get the fixes up :see_no_evil:
From: David Hildenbrand on gitlab.com
https://gitlab.com/cki-project/kernel-ark/-/merge_requests/1023#note_550854163
@dzickusrh is @cki-kwf-bot having a stroke or is this expected
behaviour? Thanks!
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From: David Hildenbrand
configs: enable CONFIG_CMA on x86_64 in ARK
Bugzilla: https://bugzilla.redhat.com/show_bug.cgi?id=1945002
Upstream: RHEL only
Enable CONFIG_CMA on x86_64 in ARK as we already have in fedora; move the
relevant configs from redhat/configs/fedora to redhat/configs/common.
From: David Hildenbrand
mm/cma: print RHEL-specific warnings when CMA is first invoked
Bugzilla: https://bugzilla.redhat.com/show_bug.cgi?id=1945002
Upstream: RHEL only
CMA is Tech Preview in RHEL 9; to detect the use of CMA easily, let's print
warninigs when
* Activating a CMA region succeeds
From: David Hildenbrand on gitlab.com
Merge Request: https://gitlab.com/cki-project/kernel-ark/-/merge_requests/1023
Bugzilla: https://bugzilla.redhat.com/show_bug.cgi?id=1945002
Enable CONFIG_CMA on x86_64 in ARK as we already have in fedora; CMA is
Tech Preview in RHEL 9.
From: Mark Salter on gitlab.com
https://gitlab.com/cki-project/kernel-ark/-/merge_requests/698#note_550795145
I think you also want to delete
fedora/generic/arm/aarch64/CONFIG_CRYPTO_SM4_ARM64_CE it is already set
=m by generic/arm/aarch64/CONFIG_CRYPTO_SM4_ARM64_CE.
From: pbrobinson on gitlab.com
https://gitlab.com/cki-project/kernel-ark/-/merge_requests/715#note_550765228
We want it for RHEL for Edge as documented in the previous MR
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From: Patrick Talbert on gitlab.com
https://gitlab.com/cki-project/kernel-ark/-/merge_requests/791#note_550762263
Hey Cornelia,
Thank you for this. I have moved the config option and pushed a V2. Let
me know what you think.
Just FYI we could enable this option for debug s390x kernel builds if
From: Patrick Talbert on gitlab.com
https://gitlab.com/cki-project/kernel-ark/-/merge_requests/715#note_550751836
Hey John,
Actually, this config option was enabled as a module in MR 854 last
month:
https://gitlab.com/cki-project/kernel-ark/-/merge_requests/854
If that's not actually what we
From: Patrick Talbert on gitlab.com
https://gitlab.com/cki-project/kernel-ark/-/merge_requests/698#note_550694976
Sorry for the mix up.
Do we want SM2,3,4 enabled for zfcpdump builds? As pointed out by
@prudo1 these have to be explicitly called out for s390x/zfsdump now
that they are set as
From: John Linville on gitlab.com
https://gitlab.com/cki-project/kernel-ark/-/merge_requests/715#note_550683463
Acked-by: John Linville
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From: Patrick Talbert on gitlab.com
https://gitlab.com/cki-project/kernel-ark/-/merge_requests/737#note_550663538
Thank you Miklos,
Can you respond with a DCO style Ack like so?
```
Acked-by: Miklos Szeredi
```
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From: Ondrej Mosnáček on gitlab.com
https://gitlab.com/cki-project/kernel-ark/-/merge_requests/698#note_550560210
@ptalbert Could you please apply the requested changes? (i.e. disable
the obsolete crypto algs also under zfcpdump and enable the SM4 configs
as modules also in ARK)
If someone sees
From: Miklos Szeredi on gitlab.com
https://gitlab.com/cki-project/kernel-ark/-/merge_requests/737#note_550456031
ACK.
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Fedora
From: Cornelia Huck on gitlab.com
https://gitlab.com/cki-project/kernel-ark/-/merge_requests/791#note_550297471
This should be an s390 entry instead of a generic one. The value should
be fine.
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