x86: check correctness of IRQ0 override on systems with ATI/AMD SB450/SB600 chipsets

Andreas Herrmann lkml 1 version Oct 15, 2008 In review

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#	Subject and files	Size	Replies	Applied
1/2	x86: SB450: skip IRQ0 override if it is not routed to INT2 of IOAPIC`arch/x86/kernel/early-quirks.c`	+48 -0	0 replies
2/2	x86: SB600: skip IRQ0 override if it is not routed to INT2 of IOAPIC`arch/x86/kernel/early-quirks.c`	+52 -3	0 replies

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Cover letter [PATCH 0/2][stable] x86: check correctness of IRQ0 override on systems with ATI/AMD SB450/SB600 chipsets

Hi,

following patches should go into 2.6.27-stable tree.

They fix issues with HP Laptops that provide a wrong override for IRQ0 and which change the thermal trip point as soon as Linux unmasks IOAPIC INT2.

See for instance following bugzillas:

Regards,

Andreas