diff options
| author | Zou Nan hai | 2006-12-07 09:51:35 -0800 |
|---|---|---|
| committer | Tony Luck | 2006-12-07 09:51:35 -0800 |
| commit | a79561134f38de12dce14ed72138f38e55ef53fc (patch) | |
| tree | abe109dbe85e5b0085ba9b9a7eed7cc623d67eec /arch/ia64/Kconfig | |
| parent | 620034c84d1d939717bdfbe02c51a3fee43541c3 (diff) | |
[IA64] IA64 Kexec/kdump
Changes and updates.
1. Remove fake rendz path and related code according to discuss with Khalid Aziz.
2. fc.i offset fix in relocate_kernel.S.
3. iospic shutdown code eoi and mask race fix from Fujitsu.
4. Warm boot hook in machine_kexec to SN SAL code from Jack Steiner.
5. Send slave to SAL slave loop patch from Jay Lan.
6. Kdump on non-recoverable MCA event patch from Jay Lan
7. Use CTL_UNNUMBERED in kdump_on_init sysctl.
Signed-off-by: Zou Nan hai <nanhai.zou@intel.com>
Signed-off-by: Tony Luck <tony.luck@intel.com>
Diffstat (limited to 'arch/ia64/Kconfig')
| -rw-r--r-- | arch/ia64/Kconfig | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/arch/ia64/Kconfig b/arch/ia64/Kconfig index 683b12c6f76c..75d839715b2f 100644 --- a/arch/ia64/Kconfig +++ b/arch/ia64/Kconfig @@ -434,6 +434,29 @@ config IA64_ESI source "drivers/sn/Kconfig" +config KEXEC + bool "kexec system call (EXPERIMENTAL)" + depends on EXPERIMENTAL && !IA64_HP_SIM && (!SMP || HOTPLUG_CPU) + help + kexec is a system call that implements the ability to shutdown your + current kernel, and to start another kernel. It is like a reboot + but it is indepedent of the system firmware. And like a reboot + you can start any kernel with it, not just Linux. + + The name comes from the similiarity to the exec system call. + + It is an ongoing process to be certain the hardware in a machine + is properly shutdown, so do not be surprised if this code does not + initially work for you. It may help to enable device hotplugging + support. As of this writing the exact hardware interface is + strongly in flux, so no good recommendation can be made. + +config CRASH_DUMP + bool "kernel crash dumps (EXPERIMENTAL)" + depends on EXPERIMENTAL && IA64_MCA_RECOVERY && !IA64_HP_SIM && (!SMP || HOTPLUG_CPU) + help + Generate crash dump after being started by kexec. + source "drivers/firmware/Kconfig" source "fs/Kconfig.binfmt" |