Set the phys_pager_alloc_lock to 1 when it is acquired so that it is
actually locked.
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parent
5bd57bc8b7
commit
c52f090cfb
Notes:
svn2git
2020-12-20 02:59:44 +00:00
svn path=/head/; revision=77062
@ -78,6 +78,7 @@ phys_pager_alloc(void *handle, vm_ooffset_t size, vm_prot_t prot,
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phys_pager_alloc_lock = -1;
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msleep(&phys_pager_alloc_lock, &vm_mtx, PVM, "swpalc", 0);
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}
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phys_pager_alloc_lock = 1;
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/*
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* Look up pager, creating as necessary.
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@ -102,7 +103,7 @@ phys_pager_alloc(void *handle, vm_ooffset_t size, vm_prot_t prot,
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if (OFF_TO_IDX(foff + size) > object->size)
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object->size = OFF_TO_IDX(foff + size);
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}
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if (phys_pager_alloc_lock)
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if (phys_pager_alloc_lock == -1)
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wakeup(&phys_pager_alloc_lock);
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phys_pager_alloc_lock = 0;
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