Switch copyout_map() to use vm_mmap_object() instead of vm_mmap().
This is both a microoptimization and a move of the consumer to more commonly used vm function. Suggested and reviewed by: alc Sponsored by: The FreeBSD Foundation MFC after: 2 weeks
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Notes:
svn2git
2020-12-20 02:59:44 +00:00
svn path=/head/; revision=313688
@ -468,10 +468,11 @@ copyout_map(struct thread *td, vm_offset_t *addr, size_t sz)
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/* round size up to page boundary */
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size = (vm_size_t)round_page(sz);
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error = vm_mmap(&vms->vm_map, addr, size, VM_PROT_READ | VM_PROT_WRITE,
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VM_PROT_ALL, MAP_PRIVATE | MAP_ANON, OBJT_DEFAULT, NULL, 0);
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if (size == 0)
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return (EINVAL);
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error = vm_mmap_object(&vms->vm_map, addr, size, VM_PROT_READ |
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VM_PROT_WRITE, VM_PROT_ALL, MAP_PRIVATE | MAP_ANON, NULL, 0,
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FALSE, td);
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return (error);
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}
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