diff options
Diffstat (limited to 'arch/sparc64/kernel/process.c')
| -rw-r--r-- | arch/sparc64/kernel/process.c | 31 |
1 files changed, 7 insertions, 24 deletions
diff --git a/arch/sparc64/kernel/process.c b/arch/sparc64/kernel/process.c index 4e5ead982..c0058afd9 100644 --- a/arch/sparc64/kernel/process.c +++ b/arch/sparc64/kernel/process.c @@ -1,4 +1,4 @@ -/* $Id: process.c,v 1.50 1998/01/09 16:39:33 jj Exp $ +/* $Id: process.c,v 1.52 1998/03/29 12:57:53 ecd Exp $ * arch/sparc64/kernel/process.c * * Copyright (C) 1995, 1996 David S. Miller (davem@caip.rutgers.edu) @@ -41,9 +41,6 @@ /* #define VERBOSE_SHOWREGS */ -#define PGTCACHE_HIGH_WATER 50 -#define PGTCACHE_LOW_WATER 25 - #ifndef __SMP__ /* @@ -58,16 +55,7 @@ asmlinkage int sys_idle(void) current->priority = -100; current->counter = -100; for (;;) { - if(pgtable_cache_size > PGTCACHE_LOW_WATER) { - do { - if(pgd_quicklist) - free_page((unsigned long) get_pgd_fast()); - if(pmd_quicklist) - free_page((unsigned long) get_pmd_fast()); - if(pte_quicklist) - free_page((unsigned long) get_pte_fast()); - } while(pgtable_cache_size > PGTCACHE_HIGH_WATER); - } + check_pgt_cache(); run_task_queue(&tq_scheduler); schedule(); } @@ -83,16 +71,7 @@ asmlinkage int cpu_idle(void) { current->priority = -100; while(1) { - if(pgtable_cache_size > PGTCACHE_LOW_WATER) { - do { - if(pgd_quicklist) - free_page((unsigned long) get_pgd_fast()); - if(pmd_quicklist) - free_page((unsigned long) get_pmd_fast()); - if(pte_quicklist) - free_page((unsigned long) get_pte_fast()); - } while(pgtable_cache_size > PGTCACHE_HIGH_WATER); - } + check_pgt_cache(); if(tq_scheduler) { lock_kernel(); run_task_queue(&tq_scheduler); @@ -592,6 +571,10 @@ int copy_thread(int nr, unsigned long clone_flags, unsigned long sp, p->tss.flags |= SPARC_FLAG_KTHREAD; p->tss.current_ds = KERNEL_DS; p->tss.ctx = 0; + __asm__ __volatile__("flushw"); + memcpy((void *)(p->tss.ksp + STACK_BIAS), + (void *)(regs->u_regs[UREG_FP] + STACK_BIAS), + sizeof(struct reg_window)); p->tss.kregs->u_regs[UREG_G6] = (unsigned long) p; } else { if(current->tss.flags & SPARC_FLAG_32BIT) { |