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author | John Keller <jpk@sgi.com> | 2007-08-22 19:32:06 -0500 |
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committer | Tony Luck <tony.luck@intel.com> | 2007-09-01 02:49:57 -0700 |
commit | 6e9de18120988388cdae5097c09e774416d58745 (patch) | |
tree | 04f7de7bee8d38a4e871970afda136bb5ac853be /include/asm-ia64/sn/sn_feature_sets.h | |
parent | 1aac0b5739ae192ee812eee09625ebfc08c2d760 (diff) | |
download | blackbird-op-linux-6e9de18120988388cdae5097c09e774416d58745.tar.gz blackbird-op-linux-6e9de18120988388cdae5097c09e774416d58745.zip |
[IA64] SN: Add support for CPU disable
Add additional support for CPU disable on SN platforms.
Correctly setup the smp_affinity mask for I/O error IRQs.
Restrict the use of the feature to Altix 4000 and 450 systems
running with a CPU disable capable PROM, and do not allow disabling
of CPU 0.
Signed-off-by: John Keller <jpk@sgi.com>
Signed-off-by: Tony Luck <tony.luck@intel.com>
Diffstat (limited to 'include/asm-ia64/sn/sn_feature_sets.h')
-rw-r--r-- | include/asm-ia64/sn/sn_feature_sets.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/include/asm-ia64/sn/sn_feature_sets.h b/include/asm-ia64/sn/sn_feature_sets.h index bfdc36273ed4..8e83ac117ace 100644 --- a/include/asm-ia64/sn/sn_feature_sets.h +++ b/include/asm-ia64/sn/sn_feature_sets.h @@ -31,6 +31,7 @@ extern int sn_prom_feature_available(int id); #define PRF_PAL_CACHE_FLUSH_SAFE 0 #define PRF_DEVICE_FLUSH_LIST 1 #define PRF_HOTPLUG_SUPPORT 2 +#define PRF_CPU_DISABLE_SUPPORT 3 /* --------------------- OS Features -------------------------------*/ |