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Commit 3d28613c225ba94062950dacbb2304b2d2024abc breaks linux boot

DISCUSSION Gleb Natapov 4 participants 6 messages Apr 1, 2009 – Apr 3, 2009 KVM

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Gleb Natapov

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#0 lore raw

Commit 3d28613c225ba94062950dacbb2304b2d2024abc break linux boot. It hangs after printing:
SMP alternatives: switching to UP code

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Gleb.

#1 lore raw
Quoted 4 lines · Gleb Natapov

Commit 3d28613c225ba94062950dacbb2304b2d2024abc break linux boot. It hangs after printing:
SMP alternatives: switching to UP code

Does dropping bit 8 from context->rsvd_bits_mask[0][1] (PT64_ROOT_LEVEL) help?

Signature · 2 lines
I have a truly marvellous patch that fixes the bug which this
signature is too narrow to contain.
author
#2 lore raw
Quoted 9 lines · Avi Kivity
Quoted 4 lines · Gleb Natapov

Commit 3d28613c225ba94062950dacbb2304b2d2024abc break linux boot. It hangs after printing:
SMP alternatives: switching to UP code

Does dropping bit 8 from context->rsvd_bits_mask[0][1] (PT64_ROOT_LEVEL) help?

Yep.

--
Gleb.

#3 lore raw
Quoted 11 lines · Gleb Natapov
Quoted 9 lines · Avi Kivity
Quoted 4 lines · Gleb Natapov

Commit 3d28613c225ba94062950dacbb2304b2d2024abc break linux boot. It hangs after printing:
SMP alternatives: switching to UP code

Does dropping bit 8 from context->rsvd_bits_mask[0][1] (PT64_ROOT_LEVEL) help?

Yep.

tip is still broken for me, did a fix go in for this?

Signature · 4 lines
Ryan Harper
Software Engineer; Linux Technology Center
IBM Corp., Austin, Tx
[email protected]
#4 lore raw
Quoted 7 lines · On Friday 03 April 2009 05:15:03 Ryan Harper wrote:
Quoted 6 lines · Gleb Natapov
Quoted 5 lines · Avi Kivity
Quoted 3 lines · Gleb Natapov

Commit 3d28613c225ba94062950dacbb2304b2d2024abc break linux boot. It hangs after printing:
SMP alternatives: switching to UP code

Quoted 6 lines
Quoted 4 lines
Quoted 2 lines

Does dropping bit 8 from context->rsvd_bits_mask[0][1] (PT64_ROOT_LEVEL) help?

Yep.

tip is still broken for me, did a fix go in for this?

Yes. The fix have already been picked up by Avi, please wait a while for push.

Thanks.

Signature · 2 lines
regards
Yang, Sheng
#5 lore raw
Quoted 5 lines · Sheng Yang
Quoted 2 lines

tip is still broken for me, did a fix go in for this?

Yes. The fix have already been picked up by Avi, please wait a while for push.

Currently my queue is broken due to some qemu display regression. You can find my queue in the 'pending' branch on kernel.org.

Signature · 2 lines
I have a truly marvellous patch that fixes the bug which this
signature is too narrow to contain.