* }
* tlb_finish_mmu(tlb, start, end); // finish unmap for address space MM
*/
-#include <linux/config.h>
#include <linux/mm.h>
#include <linux/pagemap.h>
#include <linux/swap.h>
unsigned int nr; /* == ~0U => fast mode */
unsigned char fullmm; /* non-zero means full mm flush */
unsigned char need_flush; /* really unmapped some PTEs? */
- unsigned long freed; /* number of pages freed */
unsigned long start_addr;
unsigned long end_addr;
struct page *pages[FREE_PTE_NR];
*/
tlb->nr = (num_online_cpus() == 1) ? ~0U : 0;
tlb->fullmm = full_mm_flush;
- tlb->freed = 0;
tlb->start_addr = ~0UL;
return tlb;
}
static inline void
tlb_finish_mmu (struct mmu_gather *tlb, unsigned long start, unsigned long end)
{
- unsigned long freed = tlb->freed;
- struct mm_struct *mm = tlb->mm;
- unsigned long rss = get_mm_counter(mm, rss);
-
- if (rss < freed)
- freed = rss;
- add_mm_counter(mm, rss, -freed);
/*
* Note: tlb->nr may be 0 at this point, so we can't rely on tlb->start_addr and
* tlb->end_addr.
put_cpu_var(mmu_gathers);
}
-static inline unsigned int
-tlb_is_full_mm(struct mmu_gather *tlb)
-{
- return tlb->fullmm;
-}
-
/*
* Logically, this routine frees PAGE. On MP machines, the actual freeing of the page
* must be delayed until after the TLB has been flushed (see comments at the beginning of