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authorwolfbeast <mcwerewolf@gmail.com>2018-05-23 16:31:42 +0200
committerwolfbeast <mcwerewolf@gmail.com>2018-05-23 16:31:42 +0200
commitfcd7ee3c886c435f178230b13d0b0cb0c9c40c53 (patch)
treeabfa8d9a272d739ffe2d92bfcf57d9fd5f7e5157 /storage
parent612459488e5810335c493c467c239c40787cc1d3 (diff)
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Remove the Dark Matter Detector (DMD) Memeory debugger component.
This resolves #376.
Diffstat (limited to 'storage')
-rw-r--r--storage/mozStorageService.cpp52
1 files changed, 0 insertions, 52 deletions
diff --git a/storage/mozStorageService.cpp b/storage/mozStorageService.cpp
index 4f288ad42..8c6f65232 100644
--- a/storage/mozStorageService.cpp
+++ b/storage/mozStorageService.cpp
@@ -36,9 +36,6 @@
#ifdef MOZ_STORAGE_MEMORY
# include "mozmemory.h"
-# ifdef MOZ_DMD
-# include "DMD.h"
-# endif
#endif
////////////////////////////////////////////////////////////////////////////////
@@ -59,10 +56,6 @@ namespace storage {
////////////////////////////////////////////////////////////////////////////////
//// Memory Reporting
-#ifdef MOZ_DMD
-static mozilla::Atomic<size_t> gSqliteMemoryUsed;
-#endif
-
static int64_t
StorageSQLiteDistinguishedAmount()
{
@@ -165,13 +158,6 @@ Service::CollectReports(nsIHandleReportCallback *aHandleReport,
NS_LITERAL_CSTRING("schema"), schemaDesc,
SQLITE_DBSTATUS_SCHEMA_USED, &totalConnSize);
}
-
-#ifdef MOZ_DMD
- if (::sqlite3_memory_used() != int64_t(gSqliteMemoryUsed)) {
- NS_WARNING("memory consumption reported by SQLite doesn't match "
- "our measurements");
- }
-#endif
}
int64_t other = ::sqlite3_memory_used() - totalConnSize;
@@ -410,58 +396,20 @@ namespace {
// from the standard ones -- they use int instead of size_t. But we don't need
// a wrapper for free.
-#ifdef MOZ_DMD
-
-// sqlite does its own memory accounting, and we use its numbers in our memory
-// reporters. But we don't want sqlite's heap blocks to show up in DMD's
-// output as unreported, so we mark them as reported when they're allocated and
-// mark them as unreported when they are freed.
-//
-// In other words, we are marking all sqlite heap blocks as reported even
-// though we're not reporting them ourselves. Instead we're trusting that
-// sqlite is fully and correctly accounting for all of its heap blocks via its
-// own memory accounting. Well, we don't have to trust it entirely, because
-// it's easy to keep track (while doing this DMD-specific marking) of exactly
-// how much memory SQLite is using. And we can compare that against what
-// SQLite reports it is using.
-
-MOZ_DEFINE_MALLOC_SIZE_OF_ON_ALLOC(SqliteMallocSizeOfOnAlloc)
-MOZ_DEFINE_MALLOC_SIZE_OF_ON_FREE(SqliteMallocSizeOfOnFree)
-
-#endif
-
static void *sqliteMemMalloc(int n)
{
void* p = ::malloc(n);
-#ifdef MOZ_DMD
- gSqliteMemoryUsed += SqliteMallocSizeOfOnAlloc(p);
-#endif
return p;
}
static void sqliteMemFree(void *p)
{
-#ifdef MOZ_DMD
- gSqliteMemoryUsed -= SqliteMallocSizeOfOnFree(p);
-#endif
::free(p);
}
static void *sqliteMemRealloc(void *p, int n)
{
-#ifdef MOZ_DMD
- gSqliteMemoryUsed -= SqliteMallocSizeOfOnFree(p);
- void *pnew = ::realloc(p, n);
- if (pnew) {
- gSqliteMemoryUsed += SqliteMallocSizeOfOnAlloc(pnew);
- } else {
- // realloc failed; undo the SqliteMallocSizeOfOnFree from above
- gSqliteMemoryUsed += SqliteMallocSizeOfOnAlloc(p);
- }
- return pnew;
-#else
return ::realloc(p, n);
-#endif
}
static int sqliteMemSize(void *p)