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authorTony Luck <tony.luck@intel.com>2008-06-30 15:03:14 -0700
committerTony Luck <tony.luck@intel.com>2008-06-30 15:03:14 -0700
commitdd4f0888f8b42a97c93a66617a4f9acaff3089d6 (patch)
treef0442424a2b73f01a4ff198e943d08a4df4d0d23 /mm
parent543cf4cb3fe6f6cae3651ba918b9c56200b257d0 (diff)
[IA64] Bugfix for system with 32 cpus
On a system where there are no hot pluggable cpus "additional_cpus" is still set to -1 at the point where we call per_cpu_scan_finalize(). If we didn't find an SRAT table and so pick the default "32" for the number of cpus, when we get to: high_cpu = min(high_cpu + reserve_cpus, NR_CPUS); we will end up initializing for just 31 cpus ... and so we will die horribly when bringing up cpu#32. Problem introduced by: 2c6e6db41f01b6b4eb98809350827c9678996698 "Minimize per_cpu reservations." Acked-by: Robin Holt <holt@sgi.com> Signed-off-by: Tony Luck <tony.luck@intel.com>
Diffstat (limited to 'mm')
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