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authorEric W. Biederman <ebiederm@xmission.com>2006-10-04 02:16:51 -0700
committerLinus Torvalds <torvalds@g5.osdl.org>2006-10-04 07:55:29 -0700
commit550f2299ac8ffaba943cf211380d3a8d3fa75301 (patch)
tree9a8cb7b0d62f48f581f66ab4951aa6c9793131c0 /arch/i386/kernel/ioport.c
parente500f57436b9056a245216c53113613928155eba (diff)
[PATCH] genirq: x86_64 irq: make vector_irq per cpu
This refactors the irq handling code to make the vectors a per cpu resource so the same vector number can be simultaneously used on multiple cpus for different irqs. This should make systems that were hitting limits on the total number of irqs much more livable. [akpm@osdl.org: build fix] [akpm@osdl.org: __target_IO_APIC_irq is unneeded on UP] Signed-off-by: Eric W. Biederman <ebiederm@xmission.com> Cc: Ingo Molnar <mingo@elte.hu> Cc: Thomas Gleixner <tglx@linutronix.de> Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org> Cc: Rajesh Shah <rajesh.shah@intel.com> Cc: Andi Kleen <ak@muc.de> Cc: "Protasevich, Natalie" <Natalie.Protasevich@UNISYS.com> Cc: "Luck, Tony" <tony.luck@intel.com> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'arch/i386/kernel/ioport.c')
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