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vm_page_allocate_page_run: fix previous commit

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* remove superfluous codes
* when aligning, sPhysicalPageOffset would be substracted twice
+alpha4

Signed-off-by: Ingo Weinhold <ingo_weinhold at gmx dot de>
This commit is contained in:
Jerome Duval 2012-11-06 19:40:47 +01:00
parent 7bcbf187d0
commit 8ddec5b565
1 changed files with 3 additions and 4 deletions
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7
src/system/kernel/vm/vm_page.cpp
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@ -3862,9 +3862,8 @@ vm_page_allocate_page_run(uint32 flags, page_num_t length,
page_num_t offsetStart = start + sPhysicalPageOffset; page_num_t offsetStart = start + sPhysicalPageOffset;
// enforce alignment // enforce alignment
if (alignmentMask != 0 && (offsetStart & alignmentMask) != 0) { if ((offsetStart & alignmentMask) != 0) {
offsetStart = ((offsetStart + alignmentMask) & ~alignmentMask) offsetStart = (offsetStart + alignmentMask) & ~alignmentMask;
- sPhysicalPageOffset;
} }
// enforce boundary // enforce boundary
@ -3919,7 +3918,7 @@ vm_page_allocate_page_run(uint32 flags, page_num_t length,
freeClearQueueLocker.Lock(); freeClearQueueLocker.Lock();
} }
start += max_c(i, alignmentMask) + 1; start += i + 1;
} }
} }