Correct operators precedence.
Also keep the calculated vm_page_alloc_contig() flags in the variable to not re-evaluate it on the loop iteration. Noted by: alc Sponsored by: The FreeBSD Foundation
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bfea0e9327
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@ -257,9 +257,12 @@ vm_page_t
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dmar_pgalloc(vm_object_t obj, vm_pindex_t idx, int flags)
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{
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vm_page_t m;
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int zeroed;
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int zeroed, aflags;
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zeroed = (flags & DMAR_PGF_ZERO) != 0 ? VM_ALLOC_ZERO : 0;
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aflags = zeroed | VM_ALLOC_NOBUSY | VM_ALLOC_SYSTEM | VM_ALLOC_NODUMP |
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((flags & DMAR_PGF_WAITOK) != 0 ? VM_ALLOC_WAITFAIL :
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VM_ALLOC_NOWAIT);
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for (;;) {
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if ((flags & DMAR_PGF_OBJL) == 0)
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VM_OBJECT_WLOCK(obj);
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@ -269,10 +272,7 @@ dmar_pgalloc(vm_object_t obj, vm_pindex_t idx, int flags)
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VM_OBJECT_WUNLOCK(obj);
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break;
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}
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m = vm_page_alloc_contig(obj, idx, VM_ALLOC_NOBUSY |
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VM_ALLOC_SYSTEM | VM_ALLOC_NODUMP | zeroed |
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(flags & DMAR_PGF_WAITOK) ?
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VM_ALLOC_WAITFAIL : VM_ALLOC_NOWAIT, 1, 0,
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m = vm_page_alloc_contig(obj, idx, aflags, 1, 0,
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dmar_high, PAGE_SIZE, 0, VM_MEMATTR_DEFAULT);
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if ((flags & DMAR_PGF_OBJL) == 0)
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VM_OBJECT_WUNLOCK(obj);
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