Re: Linux 2.6.20-rc6 - sky2 resume breakage

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From: Linus Torvalds
Date: Monday, January 29, 2007 - 5:12 pm

On Mon, 29 Jan 2007, Stephen Hemminger wrote:

It's not getting merged, SINCE IT DOESN'T WORK. It causes all sorts of 
problems, because ACPI requires all kinds of things to be up and running 
in order to actually work, and that in turn breaks all the devices that 
have different ordering constraints.

ACPI is a piece of sh*t. It asks the OS to do impossible things, like 
running it early in the config sequence when it then at the same time 
wants to depend on stuff that are there *late* in the sequence. It's not 
the first time this insane situation has happened, either.

But we'll try to merge the patch that totally switches around the whole 
initialization order hopefully early after 2.6.20. But no way in hell do 
we do it now, and I personally suspect we'll end reverting it when we do 
try it just because it will probably break other things. But we'll see.

In the meantime, sky2 doesn't work with MSI.

		Linus
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Messages in current thread:
Linux 2.6.20-rc6, Linus Torvalds, (Wed Jan 24, 7:58 pm)
Re: Linux 2.6.20-rc6, Sunil Naidu, (Thu Jan 25, 3:09 am)
Re: Linux 2.6.20-rc6 - build failure, Eyal Lebedinsky, (Thu Jan 25, 4:10 am)
Re: Linux 2.6.20-rc6, Arkadiusz Patyk, (Thu Jan 25, 10:50 am)
Re: Linux 2.6.20-rc6, Michal Piotrowski, (Thu Jan 25, 2:05 pm)
Re: Linux 2.6.20-rc6, David Miller, (Thu Jan 25, 2:12 pm)
Re: Linux 2.6.20-rc6 - build failure, Eyal Lebedinsky, (Thu Jan 25, 7:22 pm)
RE: Linux 2.6.20-rc6, Venkat Yekkirala, (Fri Jan 26, 9:52 am)
2.6.20-rc6: known unfixed regressions (part 1), Adrian Bunk, (Fri Jan 26, 11:10 am)
2.6.20-rc6: known unfixed regressions (part 2), Adrian Bunk, (Fri Jan 26, 11:11 am)
2.6.20-rc6: known regressions with patches, Adrian Bunk, (Fri Jan 26, 11:18 am)
Re: Linux 2.6.20-rc6 - build failure, Mark Fasheh, (Fri Jan 26, 11:46 am)
[2.6 patch] fix OCFS2 compile error, Adrian Bunk, (Fri Jan 26, 11:49 am)
Re: 2.6.20-rc6: known unfixed regressions (part 2), Michal Piotrowski, (Fri Jan 26, 12:04 pm)
RE: 2.6.20-rc6: known unfixed regressions (part 2), Venkat Yekkirala, (Fri Jan 26, 12:08 pm)
Re: [2.6 patch] fix OCFS2 compile error, Mark Fasheh, (Fri Jan 26, 12:47 pm)
Re: [2.6 patch] fix OCFS2 compile error, Adrian Bunk, (Fri Jan 26, 12:53 pm)
Re: 2.6.20-rc6: known unfixed regressions (part 2), Adrian Bunk, (Sat Jan 27, 10:28 am)
2.6.20-rc6: known unfixed regressions (v2) (part 1), Adrian Bunk, (Sat Jan 27, 10:32 am)
Re: 2.6.20-rc6: known unfixed regressions (part 2), Adrian Bunk, (Sat Jan 27, 10:39 am)
2.6.20-rc6: known unfixed regressions (v2) (part 2), Adrian Bunk, (Sat Jan 27, 10:42 am)
2.6.20-rc6: known regressions with patches (v2), Adrian Bunk, (Sat Jan 27, 10:44 am)
Re: 2.6.20-rc6: known unfixed regressions (part 2), Linus Torvalds, (Sat Jan 27, 10:58 am)
Re: Linux 2.6.20-rc6 - supend lockdep warning, Thomas Gleixner, (Sat Jan 27, 1:47 pm)
Re: Linux 2.6.20-rc6 - sky2 resume breakage, Thomas Gleixner, (Sat Jan 27, 1:55 pm)
Re: Linux 2.6.20-rc6 - suspend / resume ata_piix, Thomas Gleixner, (Sat Jan 27, 3:11 pm)
Re: Linux 2.6.20-rc6 - suspend / resume ata_piix, Jeff Garzik, (Sat Jan 27, 3:40 pm)
Re: Linux 2.6.20-rc6 - suspend / resume ata_piix, Thomas Gleixner, (Sat Jan 27, 3:44 pm)
Re: Linux 2.6.20-rc6 - suspend / resume ata_piix, Thomas Gleixner, (Sun Jan 28, 3:05 pm)
Re: 2.6.20-rc6: known unfixed regressions (v2) (part 2), Mike Galbraith, (Sun Jan 28, 11:26 pm)
Re: 2.6.20-rc6: known unfixed regressions (v2) (part 2), Andrew Morton, (Sun Jan 28, 11:48 pm)
Re: 2.6.20-rc6: known unfixed regressions (v2) (part 2), Mike Galbraith, (Mon Jan 29, 12:08 am)
Re: 2.6.20-rc6: known unfixed regressions (v2) (part 2), Linus Torvalds, (Mon Jan 29, 12:13 am)
Re: 2.6.20-rc6: known regressions with patches, Ingo Molnar, (Mon Jan 29, 1:45 am)
Re: 2.6.20-rc6: known regressions with patches, Dave Jones, (Mon Jan 29, 5:58 am)
Re: Linux 2.6.20-rc6 - sky2 resume breakage, Stephen Hemminger, (Mon Jan 29, 12:31 pm)
Re: Linux 2.6.20-rc6 - sky2 resume breakage, Thomas Gleixner, (Mon Jan 29, 1:10 pm)
Re: Linux 2.6.20-rc6 - sky2 resume breakage, Stephen Hemminger, (Mon Jan 29, 2:38 pm)
Re: Linux 2.6.20-rc6 - sky2 resume breakage, Thomas Gleixner, (Mon Jan 29, 3:23 pm)
Re: Linux 2.6.20-rc6 - sky2 resume breakage, Stephen Hemminger, (Mon Jan 29, 3:23 pm)
Re: Linux 2.6.20-rc6 - sky2 resume breakage, Thomas Gleixner, (Mon Jan 29, 3:31 pm)
Re: Linux 2.6.20-rc6 - sky2 resume breakage, Linus Torvalds, (Mon Jan 29, 3:37 pm)
Re: Linux 2.6.20-rc6 - sky2 resume breakage, Frédéric, (Mon Jan 29, 3:38 pm)
Re: Linux 2.6.20-rc6 - sky2 resume breakage, Stephen Hemminger, (Mon Jan 29, 3:40 pm)
Re: Linux 2.6.20-rc6 - sky2 resume breakage, Thomas Gleixner, (Mon Jan 29, 3:45 pm)
Re: Linux 2.6.20-rc6 - sky2 resume breakage, Frédéric, (Mon Jan 29, 3:50 pm)
Re: Linux 2.6.20-rc6 - sky2 resume breakage, Thomas Gleixner, (Mon Jan 29, 3:57 pm)
Re: Linux 2.6.20-rc6 - sky2 resume breakage, Linus Torvalds, (Mon Jan 29, 4:04 pm)
Re: Linux 2.6.20-rc6 - sky2 resume breakage, Frédéric, (Mon Jan 29, 4:26 pm)
Re: Linux 2.6.20-rc6 - sky2 resume breakage, Thomas Gleixner, (Mon Jan 29, 4:37 pm)
[PATCH] sky2: fix MSI related resume breakage, Thomas Gleixner, (Mon Jan 29, 4:42 pm)
Re: Linux 2.6.20-rc6 - sky2 resume breakage, Stephen Hemminger, (Mon Jan 29, 4:45 pm)
[PATCH] block MSI on Sony, Stephen Hemminger, (Mon Jan 29, 4:50 pm)
Re: Linux 2.6.20-rc6 - sky2 resume breakage, Linus Torvalds, (Mon Jan 29, 5:12 pm)
Re: Linux 2.6.20-rc6 - sky2 resume breakage, Stephen Hemminger, (Mon Jan 29, 5:16 pm)
Re: [PATCH] block MSI on Sony, Stephen Hemminger, (Mon Jan 29, 5:21 pm)
Re: [PATCH] block MSI on Sony, Thomas Gleixner, (Mon Jan 29, 5:22 pm)
Re: Linux 2.6.20-rc6 - sky2 resume breakage, Linus Torvalds, (Mon Jan 29, 5:25 pm)
Re: [PATCH] block MSI on Sony, Thomas Gleixner, (Mon Jan 29, 5:26 pm)
Re: Linux 2.6.20-rc6 - sky2 resume breakage, Stephen Hemminger, (Mon Jan 29, 5:26 pm)
Re: [PATCH] block MSI on Sony, Thomas Gleixner, (Mon Jan 29, 5:31 pm)
Re: [PATCH] block MSI on Sony, Stephen Hemminger, (Mon Jan 29, 5:31 pm)
Re: Linux 2.6.20-rc6 - sky2 resume breakage, Ingo Molnar, (Mon Jan 29, 11:54 pm)
Re: Linux 2.6.20-rc6 - sky2 resume breakage, Jeff Garzik, (Tue Jan 30, 12:39 am)
Re: Linux 2.6.20-rc6 - sky2 resume breakage, Ingo Molnar, (Tue Jan 30, 12:53 am)
Re: Linux 2.6.20-rc6 - sky2 resume breakage, Jeff Garzik, (Tue Jan 30, 1:02 am)
Re: Linux 2.6.20-rc6 - sky2 resume breakage, Ingo Molnar, (Tue Jan 30, 1:03 am)
Re: Linux 2.6.20-rc6 - sky2 resume breakage, Ingo Molnar, (Tue Jan 30, 1:08 am)
Re: Linux 2.6.20-rc6 - sky2 resume breakage, Ingo Molnar, (Tue Jan 30, 1:13 am)
Re: Linux 2.6.20-rc6 - sky2 resume breakage, Len Brown, (Tue Jan 30, 1:57 am)
Re: Linux 2.6.20-rc6 - sky2 resume breakage, Rafael J. Wysocki, (Tue Jan 30, 9:01 am)
Re: Linux 2.6.20-rc6 - sky2 resume breakage, Nigel Cunningham, (Tue Jan 30, 2:28 pm)
Re: Linux 2.6.20-rc6 - sky2 resume breakage, Jeff Garzik, (Wed Jan 31, 8:27 am)
Re: Linux 2.6.20-rc6 - sky2 resume breakage, Ingo Molnar, (Wed Jan 31, 10:38 am)
Re: Linux 2.6.20-rc6 - sky2 resume breakage, Jeff Garzik, (Wed Jan 31, 10:52 am)
Re: Linux 2.6.20-rc6 - sky2 resume breakage, Thomas Gleixner, (Wed Jan 31, 1:13 pm)
[LIBATA BUG] sr.c: TEST_UNIT_READY error, Conke Hu, (Wed Jan 31, 11:15 pm)
Re: Linux 2.6.20-rc6 - sky2 resume breakage, Pavel Machek, (Thu Feb 1, 5:49 am)
Re: [LIBATA BUG] sr.c: TEST_UNIT_READY error, Conke Hu, (Thu Feb 1, 10:48 pm)
Re: [LIBATA BUG] sr.c: TEST_UNIT_READY error, Jeff Garzik, (Wed Feb 7, 5:40 am)
Re: [LIBATA BUG] sr.c: TEST_UNIT_READY error, Conke Hu, (Tue Feb 13, 12:30 am)
Re: [LIBATA BUG] sr.c: TEST_UNIT_READY error, Conke Hu, (Wed Feb 14, 11:30 pm)