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CaptainBlood
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PostPosted: Fri Nov 12, 2021 11:11 pm    Post subject: rt kernel-5.15.x patch fix 4 gentoo-sources... Reply with quote

Applying kernel rt patches on gentoo-sources generally works, although some revision steps may be required.
Indeed 5.15 rt applied fine, but 5.15.2 failed.
Here's the fix patch applied here:
Code:
amd64 /usr/local/share/kernel/patches/rt # diff -Naur <(xzcat orig.patch-5.15.2-rt19.patch.xz) <(xzcat patch-5.15.2-rt19.patch.xz)
--- /dev/fd/63   2021-11-13 02:01:58.892621626 +0300
+++ /dev/fd/62   2021-11-13 02:01:58.892621626 +0300
@@ -4706,9 +4706,9 @@
     depends on !ARCH_WANT_NUMA_VARIABLE_LOCALITY
 -   depends on SMP && NUMA && MIGRATION
 +   depends on SMP && NUMA && MIGRATION && !PREEMPT_RT
+    depends on !SCHED_ALT
     help
       This option adds support for automatic NUMA aware memory/task placement.
-      The mechanism is quite primitive and is based on migrating memory when
 @@ -938,6 +938,7 @@ config PAGE_COUNTER
 
  config MEMCG
Thks 4 ur attention, interest & support.
_________________
USE="-* ..." in /etc/portage/make.conf here.
LT: "I've been doing a passable imitation of the Fontana di Trevi, except my medium is mucus. Sooo much mucus. "


Last edited by CaptainBlood on Wed Feb 02, 2022 2:15 pm; edited 6 times in total
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CaptainBlood
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PostPosted: Thu Nov 18, 2021 5:41 pm    Post subject: Reply with quote

Code:
amd64 /usr/local/share/kernel/patches/rt #  diff -Naur <(xzcat orig.patch-5.15.2-rt20.patch.xz) <(xzcat patch-5.15.2-rt20.patch.xz)
--- /dev/fd/63   2021-11-18 20:35:41.945174212 +0300
+++ /dev/fd/62   2021-11-18 20:35:41.945174212 +0300
@@ -4706,9 +4706,9 @@
     depends on !ARCH_WANT_NUMA_VARIABLE_LOCALITY
 -   depends on SMP && NUMA && MIGRATION
 +   depends on SMP && NUMA && MIGRATION && !PREEMPT_RT
+    depends on !SCHED_ALT
     help
       This option adds support for automatic NUMA aware memory/task placement.
-      The mechanism is quite primitive and is based on migrating memory when
 @@ -938,6 +938,7 @@ config PAGE_COUNTER
 
  config MEMCG
same here.
Thks 4 ur attention, interest & support.
_________________
USE="-* ..." in /etc/portage/make.conf here.
LT: "I've been doing a passable imitation of the Fontana di Trevi, except my medium is mucus. Sooo much mucus. "
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CaptainBlood
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PostPosted: Mon Nov 22, 2021 8:39 am    Post subject: Reply with quote

patch-5.15.3-rt21.patch.xz builds fine here against gentoo-sources-5.15.{3,4} when patched as above.
Thks 4 ur attention, interest & support.
_________________
USE="-* ..." in /etc/portage/make.conf here.
LT: "I've been doing a passable imitation of the Fontana di Trevi, except my medium is mucus. Sooo much mucus. "
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CaptainBlood
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PostPosted: Thu Nov 25, 2021 7:42 pm    Post subject: Reply with quote

latest patch doesn't apply to gentoo-sources-5.15.5.
Thks 4 ur attention, interest & support.
_________________
USE="-* ..." in /etc/portage/make.conf here.
LT: "I've been doing a passable imitation of the Fontana di Trevi, except my medium is mucus. Sooo much mucus. "
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CaptainBlood
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PostPosted: Wed Dec 01, 2021 1:29 pm    Post subject: Reply with quote

patch-5.15.5-rt22.patch.xz works fine when patched as above.
Thks 4 ur attention, interest & support.
_________________
USE="-* ..." in /etc/portage/make.conf here.
LT: "I've been doing a passable imitation of the Fontana di Trevi, except my medium is mucus. Sooo much mucus. "
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CaptainBlood
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PostPosted: Wed Dec 01, 2021 6:01 pm    Post subject: Reply with quote

Also works on gentoo-sources-5.15.6 here.
Thks 4 ur attention, interest & support.
_________________
USE="-* ..." in /etc/portage/make.conf here.
LT: "I've been doing a passable imitation of the Fontana di Trevi, except my medium is mucus. Sooo much mucus. "
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CaptainBlood
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PostPosted: Sat Dec 11, 2021 10:21 am    Post subject: Reply with quote

download link works fine here, once patched.
Thks 4 ur attention, interest & support.
_________________
USE="-* ..." in /etc/portage/make.conf here.
LT: "I've been doing a passable imitation of the Fontana di Trevi, except my medium is mucus. Sooo much mucus. "
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CaptainBlood
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PostPosted: Tue Dec 14, 2021 4:51 pm    Post subject: Reply with quote

Once patched above link works fine against 5.15.8 here.
Thks 4 ur attention, interest & support.
_________________
USE="-* ..." in /etc/portage/make.conf here.
LT: "I've been doing a passable imitation of the Fontana di Trevi, except my medium is mucus. Sooo much mucus. "
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CaptainBlood
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PostPosted: Wed Feb 02, 2022 2:00 pm    Post subject: Reply with quote

Once patched as above, <=gentoo-sources-5.15.16 working fine here.

gentoo-sources-5.15.17 has some additional repatch requirements.

gentoo-sources-5.15.18 works fine without any repatch.

Thks 4 ur attention, interest & support.
_________________
USE="-* ..." in /etc/portage/make.conf here.
LT: "I've been doing a passable imitation of the Fontana di Trevi, except my medium is mucus. Sooo much mucus. "
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CaptainBlood
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PostPosted: Wed Feb 02, 2022 2:18 pm    Post subject: Reply with quote

gentoo-sources-5.15.19 works straightfully too.

Let's hope I can close this for real soon.

Thks 4 ur attention, interest & support.
_________________
USE="-* ..." in /etc/portage/make.conf here.
LT: "I've been doing a passable imitation of the Fontana di Trevi, except my medium is mucus. Sooo much mucus. "
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View user's profile Send private message
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