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o Remove the setting and clearing of the PG_MAPPED flag from the alpha and

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ia64 pmap.
 o Remove the PG_MAPPED flag's declaration.
This commit is contained in:
Alan Cox 2002-08-10 18:01:39 +00:00
parent 16f08a634f
commit 38f612e053
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=101645
3 changed files with 6 additions and 14 deletions
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12
sys/alpha/alpha/pmap.c
View File

@ -1227,7 +1227,7 @@ pmap_pinit(pmap)
lev1pg->wire_count = 1;
++cnt.v_wire_count;
vm_page_flag_clear(lev1pg, PG_MAPPED | PG_BUSY); /* not mapped normally */
vm_page_flag_clear(lev1pg, PG_BUSY);
lev1pg->valid = VM_PAGE_BITS_ALL;
pmap->pm_lev1 = (pt_entry_t*) ALPHA_PHYS_TO_K0SEG(VM_PAGE_TO_PHYS(lev1pg));
@ -1402,7 +1402,6 @@ _pmap_allocpte(pmap, ptepindex)
m->valid = VM_PAGE_BITS_ALL;
vm_page_flag_clear(m, PG_ZERO);
vm_page_flag_set(m, PG_MAPPED);
vm_page_wakeup(m);
return m;
@ -1702,7 +1701,7 @@ pmap_remove_entry(pmap_t pmap, vm_page_t m, vm_offset_t va)
TAILQ_REMOVE(&m->md.pv_list, pv, pv_list);
m->md.pv_list_count--;
if (TAILQ_FIRST(&m->md.pv_list) == NULL)
vm_page_flag_clear(m, PG_MAPPED | PG_WRITEABLE);
vm_page_flag_clear(m, PG_WRITEABLE);
TAILQ_REMOVE(&pmap->pm_pvlist, pv, pv_plist);
free_pv_entry(pv);
@ -1901,7 +1900,7 @@ pmap_remove_all(vm_page_t m)
free_pv_entry(pv);
}
vm_page_flag_clear(m, PG_MAPPED | PG_WRITEABLE);
vm_page_flag_clear(m, PG_WRITEABLE);
splx(s);
}
@ -2316,7 +2315,6 @@ pmap_object_init_pt(pmap_t pmap, vm_offset_t addr,
mpte = pmap_enter_quick(pmap,
addr + alpha_ptob(tmpidx), p, mpte);
vm_page_lock_queues();
vm_page_flag_set(p, PG_MAPPED);
vm_page_wakeup(p);
}
vm_page_unlock_queues();
@ -2349,7 +2347,6 @@ pmap_object_init_pt(pmap_t pmap, vm_offset_t addr,
mpte = pmap_enter_quick(pmap,
addr + alpha_ptob(tmpidx), p, mpte);
vm_page_lock_queues();
vm_page_flag_set(p, PG_MAPPED);
vm_page_wakeup(p);
}
vm_page_unlock_queues();
@ -2448,7 +2445,6 @@ pmap_prefault(pmap, addra, entry)
vm_page_unlock_queues();
mpte = pmap_enter_quick(pmap, addr, m, mpte);
vm_page_lock_queues();
vm_page_flag_set(m, PG_MAPPED);
vm_page_wakeup(m);
}
vm_page_unlock_queues();
@ -2687,7 +2683,7 @@ pmap_remove_pages(pmap, sva, eva)
m->md.pv_list_count--;
TAILQ_REMOVE(&m->md.pv_list, pv, pv_list);
if (TAILQ_FIRST(&m->md.pv_list) == NULL) {
vm_page_flag_clear(m, PG_MAPPED | PG_WRITEABLE);
vm_page_flag_clear(m, PG_WRITEABLE);
}
pmap_unuse_pt(pv->pv_pmap, pv->pv_va, pv->pv_ptem);

7
sys/ia64/ia64/pmap.c
View File

@ -1061,7 +1061,7 @@ pmap_remove_entry(pmap_t pmap, vm_page_t m, vm_offset_t va, pv_entry_t pv)
TAILQ_REMOVE(&m->md.pv_list, pv, pv_list);
m->md.pv_list_count--;
if (TAILQ_FIRST(&m->md.pv_list) == NULL)
vm_page_flag_clear(m, PG_MAPPED | PG_WRITEABLE);
vm_page_flag_clear(m, PG_WRITEABLE);
TAILQ_REMOVE(&pmap->pm_pvlist, pv, pv_plist);
free_pv_entry(pv);
@ -1503,7 +1503,7 @@ pmap_remove_all(vm_page_t m)
pmap_install(oldpmap);
}
vm_page_flag_clear(m, PG_MAPPED | PG_WRITEABLE);
vm_page_flag_clear(m, PG_WRITEABLE);
splx(s);
return;
@ -1830,7 +1830,6 @@ pmap_object_init_pt(pmap_t pmap, vm_offset_t addr,
pmap_enter_quick(pmap,
addr + ia64_ptob(tmpidx), p);
vm_page_lock_queues();
vm_page_flag_set(p, PG_MAPPED);
vm_page_wakeup(p);
}
vm_page_unlock_queues();
@ -1863,7 +1862,6 @@ pmap_object_init_pt(pmap_t pmap, vm_offset_t addr,
pmap_enter_quick(pmap,
addr + ia64_ptob(tmpidx), p);
vm_page_lock_queues();
vm_page_flag_set(p, PG_MAPPED);
vm_page_wakeup(p);
}
vm_page_unlock_queues();
@ -1959,7 +1957,6 @@ pmap_prefault(pmap, addra, entry)
vm_page_unlock_queues();
pmap_enter_quick(pmap, addr, m);
vm_page_lock_queues();
vm_page_flag_set(m, PG_MAPPED);
vm_page_wakeup(m);
}
vm_page_unlock_queues();

1
sys/vm/vm_page.h
View File

@ -237,7 +237,6 @@ extern struct mtx vm_page_queue_free_mtx;
#define PG_WINATCFLS 0x0004 /* flush dirty page on inactive q */
#define PG_FICTITIOUS 0x0008 /* physical page doesn't exist (O) */
#define PG_WRITEABLE 0x0010 /* page is mapped writeable */
#define PG_MAPPED 0x0020 /* page is mapped */
#define PG_ZERO 0x0040 /* page is zeroed */
#define PG_REFERENCED 0x0080 /* page has been referenced */
#define PG_CLEANCHK 0x0100 /* page will be checked for cleaning */