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Compare Revisions

• This comparison shows the changes necessary to convert path

  → /trunk/kernel/arch/sparc64/src/mm/as.c @ 2169

  → /trunk/kernel/arch/sparc64/src/mm/as.c @ 2170

  ↔ Reverse comparison

• Compare Path:	Rev

  With Path:	Rev

Ignore whitespace Rev 2169 → Rev 2170

/trunk/kernel/arch/sparc64/src/mm/as.c
42,7 → 42,6
#ifdef CONFIG_TSB
#include <arch/mm/tsb.h>
#include <arch/memstr.h>
#include <synch/mutex.h>
#include <arch/asm.h>
#include <mm/frame.h>
#include <bitops.h>
100,13 → 99,7
int as_create_arch(as_t *as, int flags)
{
#ifdef CONFIG_TSB
ipl_t ipl;
ipl = interrupts_disable();
mutex_lock_active(&as->lock); /* completely unnecessary, but polite */
tsb_invalidate(as, 0, (count_t) -1);
mutex_unlock(&as->lock);
interrupts_restore(ipl);
#endif
return 0;
}
123,18 → 116,17
tlb_context_reg_t ctx;
/*
* Note that we don't lock the address space.
* That's correct - we can afford it here
* because we only read members that are
* currently read-only.
* Note that we don't and may not lock the address space. That's ok
* since we only read members that are currently read-only.
*
* Moreover, the as->asid is protected by asidlock, which is being held.
*/
/*
* Write ASID to secondary context register.
* The primary context register has to be set
* from TL>0 so it will be filled from the
* secondary context register from the TL=1
* code just before switch to userspace.
* Write ASID to secondary context register. The primary context
* register has to be set from TL>0 so it will be filled from the
* secondary context register from the TL=1 code just before switch to
* userspace.
*/
ctx.v = 0;
ctx.context = as->asid;
184,10 → 176,10
{
/*
* Note that we don't lock the address space.
* That's correct - we can afford it here
* because we only read members that are
* currently read-only.
* Note that we don't and may not lock the address space. That's ok
* since we only read members that are currently read-only.
*
* Moreover, the as->asid is protected by asidlock, which is being held.
*/
#ifdef CONFIG_TSB