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Commit fe655d3a authored by Shaohua Li's avatar Shaohua Li Committed by Linus Torvalds
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[PATCH] setting irq affinity is broken in ia32 with MSI enabled 



Setting irq affinity stops working when MSI is enabled.  With MSI, move_irq
is empty, so we can't change irq affinity.  It appears a typo in Ashok's
original commit for this issue.  X86_64 actually is using move_native_irq.

Signed-off-by: default avatarShaohua Li <shaohua.li@intel.com>
Signed-off-by: default avatarAndrew Morton <akpm@osdl.org>
Signed-off-by: default avatarLinus Torvalds <torvalds@osdl.org>
parent b0b623c3

arch/i386/kernel/io_apic.c

+2 −2
Original line number Original line Diff line number Diff line
@@ -2009,7 +2009,7 @@ static void ack_edge_ioapic_vector(unsigned int vector) 
{

{

	int irq = vector_to_irq(vector);

	int irq = vector_to_irq(vector);





	move_irq(vector);

	move_native_irq(vector);

	ack_edge_ioapic_irq(irq);

	ack_edge_ioapic_irq(irq);

}

}
@@ -2024,7 +2024,7 @@ static void end_level_ioapic_vector (unsigned int vector) 
{

{

	int irq = vector_to_irq(vector);

	int irq = vector_to_irq(vector);





	move_irq(vector);

	move_native_irq(vector);

	end_level_ioapic_irq(irq);

	end_level_ioapic_irq(irq);

}

}