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[IA64] Kernel parameter for max number of concurrent global TLB purges

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The patch defines kernel parameter "nptcg=". The parameter overrides max number
of concurrent global TLB purges which is reported from either PAL_VM_SUMMARY or
SAL PALO.

Signed-off-by: Fenghua Yu <fenghua.yu@intel.com>
Signed-off-by: Tony Luck <tony.luck@intel.com>
This commit is contained in:
Fenghua Yu
2008-03-14 13:57:08 -07:00
committed by Tony Luck
parent 2046b94e7c
commit a6c75b86ce
5 changed files with 51 additions and 7 deletions
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2
arch/ia64/kernel/efi.c
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@@ -436,7 +436,7 @@ static void __init handle_palo(unsigned long palo_phys)
return;
}
setup_ptcg_sem(palo->max_tlb_purges, 1);
setup_ptcg_sem(palo->max_tlb_purges, NPTCG_FROM_PALO);
}
void