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Code Issues Releases Activity

Hold the page queues lock around calls to vm_page_flag_clear() and

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vm_page_wakeup().
This commit is contained in:
Alan Cox 2002-12-28 21:14:44 +00:00
parent decb81fec7
commit 472c3b6f4f
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=108360
1 changed files with 4 additions and 0 deletions
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4
sys/sparc64/sparc64/pmap.c
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@ -964,9 +964,11 @@ pmap_new_thread(struct thread *td, int pages)
VM_ALLOC_NORMAL | VM_ALLOC_RETRY | VM_ALLOC_WIRED);
ma[i] = m;
vm_page_lock_queues();
vm_page_wakeup(m);
vm_page_flag_clear(m, PG_ZERO);
m->valid = VM_PAGE_BITS_ALL;
vm_page_unlock_queues();
}
/*
@ -1144,9 +1146,11 @@ pmap_pinit(pmap_t pm)
if ((m->flags & PG_ZERO) == 0)
pmap_zero_page(m);
vm_page_lock_queues();
vm_page_flag_clear(m, PG_BUSY);
m->valid = VM_PAGE_BITS_ALL;
m->md.pmap = pm;
vm_page_unlock_queues();
ma[i] = m;
}