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67664c8f7e
linux/arch
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Ashok Raj 67664c8f7e [PATCH] i386: Dont use IPI broadcast when using cpu hotplug. 
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>
2005-06-25 16:24:29 -07:00
..
alpha [PATCH] update all defconfigs for ARCH_DISCONTIGMEM_ENABLE 2005-06-23 09:45:02 -07:00
arm [PATCH] ARM: Generic Dynamic Tick Timer support for ARM, take 4 2005-06-25 19:39:45 +01:00
arm26 [PATCH] use ${CROSS_COMPILE}installkernel in arch/*/boot/install.sh 2005-06-23 09:45:07 -07:00
cris [PATCH] make each arch use mm/Kconfig 2005-06-23 09:45:02 -07:00
frv [PATCH] Serial: remove unnecessary register_serial/unregister_serial 2005-06-25 16:24:25 -07:00
h8300 [PATCH] ptrace_h8300: condition bugfix 2005-06-23 09:45:15 -07:00
i386 [PATCH] i386: Dont use IPI broadcast when using cpu hotplug. 2005-06-25 16:24:29 -07:00
ia64 [PATCH] i386 CPU hotplug 2005-06-25 16:24:29 -07:00
m32r [PATCH] make each arch use mm/Kconfig 2005-06-23 09:45:02 -07:00
m68k [PATCH] make each arch use mm/Kconfig 2005-06-23 09:45:02 -07:00
m68knommu [PATCH] make each arch use mm/Kconfig 2005-06-23 09:45:02 -07:00
mips [PATCH] mips: add MIPS-specific support for flatmem/discontigmem 2005-06-25 16:24:25 -07:00
parisc [PATCH] mm/Kconfig: kill unused ARCH_FLATMEM_DISABLE 2005-06-23 09:45:03 -07:00
ppc [PATCH] ppc32: remove some unnecessary includes of bootmem.h 2005-06-25 16:24:27 -07:00
ppc64 [PATCH] i386 CPU hotplug 2005-06-25 16:24:29 -07:00
s390 [PATCH] i386 CPU hotplug 2005-06-25 16:24:29 -07:00
sh [PATCH] mm/Kconfig: kill unused ARCH_FLATMEM_DISABLE 2005-06-23 09:45:03 -07:00
sh64 [PATCH] make each arch use mm/Kconfig 2005-06-23 09:45:02 -07:00
sparc [PATCH] use drivers/Kconfig for sparc32 2005-06-23 09:45:33 -07:00
sparc64 [PATCH] compat: introduce compat_time_t 2005-06-23 09:45:32 -07:00
um [PATCH] kstrdup: convert a few existing implementations 2005-06-23 09:45:18 -07:00
v850 [PATCH] make each arch use mm/Kconfig 2005-06-23 09:45:02 -07:00
x86_64 [PATCH] kprobes: Temporary disarming of reentrant probe for x86_64 2005-06-23 09:45:24 -07:00
xtensa [PATCH] Serial: remove unnecessary register_serial/unregister_serial 2005-06-25 16:24:25 -07:00