> try booting upstream with "cpu_init_udelay=1".
> If it works, then it actually implicates this commit:
>
> a9bcaa02a5104ace6a9d9e4a9cd9192a9e7744d6
> ("x86/smpboot: Remove SIPI delays from cpu_up()")
>
> Unfortunately the commit message for that on is erroneous --
> "cpu_init_udelay=1" is
try booting upstream with "cpu_init_udelay=1".
If it works, then it actually implicates this commit:
a9bcaa02a5104ace6a9d9e4a9cd9192a9e7744d6
("x86/smpboot: Remove SIPI delays from cpu_up()")
Unfortunately the commit message for that on is erroneous --
"cpu_init_udelay=1" is actually a
> I did the revert in linux-stable (last tag being v4.3-rc4) gave a revert
> description so it would be applied.
>
> built and tested. Result: did not help, still missing the second core.
Same result here.
upstream failed to bring up CPU #1 on 5/5 boots
Revert "x86/smpboot: Remove
> > > You have similar hardware:
> > >
> > > Shane:
> > >
> > > smpboot: CPU0: Intel(R) Core(TM)2 CPU 6400 @ 2.13GHz (fam:
> 06,
> > model: 0f, stepping: 06)
> > >
> > > Donald:
> > >
> > > CPU : Intel Core 2 CPU 6600 @ 2.4GHz
> > >
> > > I think I can get ahold of a core2 6xxx box
I sent my config directly but here it is again.
config-4.3.0-rc5.c-00055-gdacea3b.gz
Description: application/gzip
> > You have similar hardware:
> >
> > Shane:
> >
> > smpboot: CPU0: Intel(R) Core(TM)2 CPU 6400 @ 2.13GHz (fam: 06,
> model: 0f, stepping: 06)
> >
> > Donald:
> >
> > CPU : Intel Core 2 CPU 6600 @ 2.4GHz
> >
> > I think I can get ahold of a core2 6xxx box tomorrow.
Intel(R) Core(TM)2
> > build and test.
>
> I did the revert in linux-stable (last tag being v4.3-rc4) gave a revert
> description so it would be applied.
>
> built and tested. Result: did not help, still missing the second core.
Hmm. I have booted this kernel with the reverted patch a couple of times
now and it
On Thu, 2015-10-15 at 02:53 +, Brown, Len wrote:
> > > > Did you try reverting the "x86/smpboot: Remove
> > APIC.wait_for_init_deassert
> > > > and atomic init_deasserted" patch?
> > >
> > > Yes, please let me know if reverting that patch helps you too.
> >
> > How? Please send a patch or
I sent my config directly but here it is again.
config-4.3.0-rc5.c-00055-gdacea3b.gz
Description: application/gzip
> > > You have similar hardware:
> > >
> > > Shane:
> > >
> > > smpboot: CPU0: Intel(R) Core(TM)2 CPU 6400 @ 2.13GHz (fam:
> 06,
> > model: 0f, stepping: 06)
> > >
> > > Donald:
> > >
> > > CPU : Intel Core 2 CPU 6600 @ 2.4GHz
> > >
> > > I think I can get ahold of a core2 6xxx box
try booting upstream with "cpu_init_udelay=1".
If it works, then it actually implicates this commit:
a9bcaa02a5104ace6a9d9e4a9cd9192a9e7744d6
("x86/smpboot: Remove SIPI delays from cpu_up()")
Unfortunately the commit message for that on is erroneous --
"cpu_init_udelay=1" is actually a
> > You have similar hardware:
> >
> > Shane:
> >
> > smpboot: CPU0: Intel(R) Core(TM)2 CPU 6400 @ 2.13GHz (fam: 06,
> model: 0f, stepping: 06)
> >
> > Donald:
> >
> > CPU : Intel Core 2 CPU 6600 @ 2.4GHz
> >
> > I think I can get ahold of a core2 6xxx box tomorrow.
Intel(R) Core(TM)2
> try booting upstream with "cpu_init_udelay=1".
> If it works, then it actually implicates this commit:
>
> a9bcaa02a5104ace6a9d9e4a9cd9192a9e7744d6
> ("x86/smpboot: Remove SIPI delays from cpu_up()")
>
> Unfortunately the commit message for that on is erroneous --
> "cpu_init_udelay=1" is
> I did the revert in linux-stable (last tag being v4.3-rc4) gave a revert
> description so it would be applied.
>
> built and tested. Result: did not help, still missing the second core.
Same result here.
upstream failed to bring up CPU #1 on 5/5 boots
Revert "x86/smpboot: Remove
On Thu, 2015-10-15 at 02:53 +, Brown, Len wrote:
> > > > Did you try reverting the "x86/smpboot: Remove
> > APIC.wait_for_init_deassert
> > > > and atomic init_deasserted" patch?
> > >
> > > Yes, please let me know if reverting that patch helps you too.
> >
> > How? Please send a patch or
> > build and test.
>
> I did the revert in linux-stable (last tag being v4.3-rc4) gave a revert
> description so it would be applied.
>
> built and tested. Result: did not help, still missing the second core.
Hmm. I have booted this kernel with the reverted patch a couple of times
now and it
> Donald, Shane,
> Thanks for reporting this.
Sure! Thanks for looking into it.
> You have similar hardware:
>
> Shane:
>
> smpboot: CPU0: Intel(R) Core(TM)2 CPU 6400 @ 2.13GHz (fam: 06,
> model: 0f, stepping: 06)
>
> Donald:
>
> CPU : Intel Core 2 CPU 6600 @ 2.4GHz
>
> I think I
> > > Did you try reverting the "x86/smpboot: Remove
> APIC.wait_for_init_deassert
> > > and atomic init_deasserted" patch?
> >
> > Yes, please let me know if reverting that patch helps you too.
>
> How? Please send a patch or git cmd(s).I have the
> git/stable/linux-stable.git on my
On Thu, 2015-10-15 at 02:09 +, Brown, Len wrote:
> Donald, Shane,
> Thanks for reporting this.
>
> > > I also tried suggested /vmlinuz-4.3.0-rc3 parameter in grub:
> > > "cpu_init_udelay=1"
> > > which did not help getting missing CPU back online.
>
> right, if the issue is
Donald, Shane,
Thanks for reporting this.
> > I also tried suggested /vmlinuz-4.3.0-rc3 parameter in grub:
> > "cpu_init_udelay=1"
> > which did not help getting missing CPU back online.
right, if the issue is caused by the patch below,
that cmdline will not help.
> Did you try
..snip..
> > smpboot: Total of 1 processors activated (4272.42 BogoMIPS)
> > devtmpfs: initialized
> > I took a guess and got lucky.
> > Reverting "x86/smpboot: Remove APIC.wait_for_init_deassert and atomic
> > init_deasserted" resolved the issue.
>
>
> As a followup, I updated compiler to
On Wed, 2015-10-14 at 12:20 -0400, shrybman wrote:
> All 3.4-rc kernels I have tried displayed this issue.
> This report looks similar https://lkml.org/lkml/2015/9/26/165.
> I also have a Core 2 cpu on a Asus P5B (not deluxe) board.
> ...
> ACPI: Core revision 20150818
> ACPI: 1 ACPI AML
> All 3.4-rc kernels I have tried displayed this issue.
Stupid typo, that should be kernel v4.3-rc.
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All 3.4-rc kernels I have tried displayed this issue.
This report looks similar https://lkml.org/lkml/2015/9/26/165.
I also have a Core 2 cpu on a Asus P5B (not deluxe) board.
...
ACPI: Core revision 20150818
ACPI: 1 ACPI AML tables successfully acquired and loaded
Mount-cache hash table
All 3.4-rc kernels I have tried displayed this issue.
This report looks similar https://lkml.org/lkml/2015/9/26/165.
I also have a Core 2 cpu on a Asus P5B (not deluxe) board.
...
ACPI: Core revision 20150818
ACPI: 1 ACPI AML tables successfully acquired and loaded
Mount-cache hash table
> All 3.4-rc kernels I have tried displayed this issue.
Stupid typo, that should be kernel v4.3-rc.
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To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majord...@vger.kernel.org
More majordomo info at http://vger.kernel.org/majordomo-info.html
On Wed, 2015-10-14 at 12:20 -0400, shrybman wrote:
> All 3.4-rc kernels I have tried displayed this issue.
> This report looks similar https://lkml.org/lkml/2015/9/26/165.
> I also have a Core 2 cpu on a Asus P5B (not deluxe) board.
> ...
> ACPI: Core revision 20150818
> ACPI: 1 ACPI AML
..snip..
> > smpboot: Total of 1 processors activated (4272.42 BogoMIPS)
> > devtmpfs: initialized
> > I took a guess and got lucky.
> > Reverting "x86/smpboot: Remove APIC.wait_for_init_deassert and atomic
> > init_deasserted" resolved the issue.
>
>
> As a followup, I updated compiler to
> Donald, Shane,
> Thanks for reporting this.
Sure! Thanks for looking into it.
> You have similar hardware:
>
> Shane:
>
> smpboot: CPU0: Intel(R) Core(TM)2 CPU 6400 @ 2.13GHz (fam: 06,
> model: 0f, stepping: 06)
>
> Donald:
>
> CPU : Intel Core 2 CPU 6600 @ 2.4GHz
>
> I think I
Donald, Shane,
Thanks for reporting this.
> > I also tried suggested /vmlinuz-4.3.0-rc3 parameter in grub:
> > "cpu_init_udelay=1"
> > which did not help getting missing CPU back online.
right, if the issue is caused by the patch below,
that cmdline will not help.
> Did you try
On Thu, 2015-10-15 at 02:09 +, Brown, Len wrote:
> Donald, Shane,
> Thanks for reporting this.
>
> > > I also tried suggested /vmlinuz-4.3.0-rc3 parameter in grub:
> > > "cpu_init_udelay=1"
> > > which did not help getting missing CPU back online.
>
> right, if the issue is
> > > Did you try reverting the "x86/smpboot: Remove
> APIC.wait_for_init_deassert
> > > and atomic init_deasserted" patch?
> >
> > Yes, please let me know if reverting that patch helps you too.
>
> How? Please send a patch or git cmd(s).I have the
> git/stable/linux-stable.git on my
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