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Trust the compiler to do optimize simple stuff like this. This also

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helps to avoid stupid mistakes. The driver works again, though things
are still not stable.


git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@26605 a95241bf-73f2-0310-859d-f6bbb57e9c96
This commit is contained in:
Ingo Weinhold
2008-07-24 11:34:55 +00:00
parent 489075a3b4
commit 04b04600f2
1 changed files with 1 additions and 1 deletions
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src/tests/system/kernel/device_manager/dma_resource_test.cpp
+1 -1
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@@ -177,7 +177,7 @@ do_io(void* data, IOOperation* operation)
const iovec& vec = operation->Vecs()[i]; const iovec& vec = operation->Vecs()[i];
addr_t base = (addr_t)vec.iov_base; addr_t base = (addr_t)vec.iov_base;
size_t length = vec.iov_len; size_t length = vec.iov_len;
size_t pageOffset = base & ~(B_PAGE_SIZE - 1); size_t pageOffset = base % B_PAGE_SIZE;
while (length > 0) { while (length > 0) {
size_t toCopy = min_c(length, B_PAGE_SIZE - pageOffset); size_t toCopy = min_c(length, B_PAGE_SIZE - pageOffset);