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Added TRACE macros to this file and redid its dprintfs to use that instead.

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git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@27945 a95241bf-73f2-0310-859d-f6bbb57e9c96
This commit is contained in:
Rene Gollent
2008-10-09 13:41:15 +00:00
parent 2cddb12bac
commit aa420f85e2
1 changed files with 16 additions and 10 deletions
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src/system/kernel/vm/vm_daemons.cpp
+16 -10
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@@ -21,6 +21,12 @@
//#define TRACK_PAGE_USAGE_STATS 1 //#define TRACK_PAGE_USAGE_STATS 1
//#define TRACE_VM_DAEMONS
#ifdef TRACE_VM_DAEMONS
#define TRACE(x) dprintf x
#else
#define TRACE(x) ;
#endif
const static uint32 kMinScanPagesCount = 512; const static uint32 kMinScanPagesCount = 512;
const static uint32 kMaxScanPagesCount = 8192; const static uint32 kMaxScanPagesCount = 8192;
@@ -130,8 +136,8 @@ update_page_usage_stats()
for (int32 i = 0; i < 256; i++) for (int32 i = 0; i < 256; i++)
sum += (int64)sPageUsage[i] * (i - 128); sum += (int64)sPageUsage[i] * (i - 128);
dprintf("average page usage: %f (%lu pages)\n", TRACE(("average page usage: %f (%lu pages)\n",
(float)sum / sPageUsagePageCount, sPageUsagePageCount); (float)sum / sPageUsagePageCount, sPageUsagePageCount));
} }
} }
@@ -188,8 +194,8 @@ check_page_activation(int32 index)
bool modified; bool modified;
int32 activation = vm_test_map_activation(page, &modified); int32 activation = vm_test_map_activation(page, &modified);
if (modified && page->state != PAGE_STATE_MODIFIED) { if (modified && page->state != PAGE_STATE_MODIFIED) {
//dprintf("page %p -> move to modified\n", page); TRACE(("page %p -> move to modified\n", page);
vm_page_set_state(page, PAGE_STATE_MODIFIED); vm_page_set_state(page, PAGE_STATE_MODIFIED));
} }
if (activation > 0) { if (activation > 0) {
@@ -198,7 +204,7 @@ check_page_activation(int32 index)
if (page->state != PAGE_STATE_MODIFIED) if (page->state != PAGE_STATE_MODIFIED)
vm_page_set_state(page, PAGE_STATE_ACTIVE); vm_page_set_state(page, PAGE_STATE_ACTIVE);
page->usage_count = 1; page->usage_count = 1;
//dprintf("page %p -> move to active\n", page); TRACE(("page %p -> move to active\n", page));
} else if (page->usage_count < 127) } else if (page->usage_count < 127)
page->usage_count++; page->usage_count++;
@@ -230,7 +236,7 @@ check_page_activation(int32 index)
vm_page_schedule_write_page(page); vm_page_schedule_write_page(page);
else else
vm_page_set_state(page, PAGE_STATE_INACTIVE); vm_page_set_state(page, PAGE_STATE_INACTIVE);
//dprintf("page %p -> move to inactive\n", page); TRACE(("page %p -> move to inactive\n", page));
} }
return true; return true;
@@ -292,15 +298,15 @@ page_daemon(void* /*unused*/)
- (kMaxScanPagesCount - kMinScanPagesCount) - (kMaxScanPagesCount - kMinScanPagesCount)
* pagesLeft / sLowPagesCount; * pagesLeft / sLowPagesCount;
uint32 leftToFree = sLowPagesCount - pagesLeft; uint32 leftToFree = sLowPagesCount - pagesLeft;
/*dprintf("wait interval %Ld, scan pages %lu, free %lu, " TRACE(("wait interval %Ld, scan pages %lu, free %lu, "
"target %lu\n", scanWaitInterval, scanPagesCount, "target %lu\n", scanWaitInterval, scanPagesCount,
pagesLeft, leftToFree);*/ pagesLeft, leftToFree));
for (uint32 i = 0; i < scanPagesCount && leftToFree > 0; i++) { for (uint32 i = 0; i < scanPagesCount && leftToFree > 0; i++) {
if (clearPage == 0) if (clearPage == 0)
dprintf("clear through\n"); TRACE(("clear through\n"));
if (checkPage == 0) { if (checkPage == 0) {
dprintf("check through\n"); TRACE(("check through\n"));
#ifdef TRACK_PAGE_USAGE_STATS #ifdef TRACK_PAGE_USAGE_STATS
update_page_usage_stats(); update_page_usage_stats();
#endif #endif