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67664c8f7e
This patch introduces a startup parameter no_broadcast. When we enable CONFIG_HOTPLUG_CPU, we dont want to use broadcast shortcut as it has ill effects on a offline cpu. If we issue broadcast, the IPI is also delivered to offline cpus, or partially up cpu causing stale IPI's to be handled, which is a problem and can cause undesirable effects. Introduces a new startup cmdline option no_ipi_broadcast, that can be switched at cmdline if necessary. Signed-off-by: Ashok Raj <ashok.raj@intel.com> Acked-by: Shaohua Li <shaohua.li@intel.com> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org> |
History
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| .. | ||
| apm.h | ||
| bios_ebda.h | ||
| do_timer.h | ||
| entry_arch.h | ||
| io_ports.h | ||
| irq_vectors.h | ||
| irq_vectors_limits.h | ||
| mach_apic.h | ||
| mach_apicdef.h | ||
| mach_ipi.h | ||
| mach_mpparse.h | ||
| mach_mpspec.h | ||
| mach_reboot.h | ||
| mach_time.h | ||
| mach_timer.h | ||
| mach_traps.h | ||
| mach_wakecpu.h | ||
| pci-functions.h | ||
| setup_arch_post.h | ||
| setup_arch_pre.h | ||
| smpboot_hooks.h | ||