net/disk_cache/simple/simple_index_file.h - Issue 22406005: Index initialization improvements for Simple Cache.

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Unified Diff: net/disk_cache/simple/simple_index_file.h

Issue 22406005: Index initialization improvements for Simple Cache. (Closed) Base URL: svn://svn.chromium.org/chrome/trunk/src

Patch Set: add unit test, fix windows build. Created 7 years, 4 months ago

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Index: net/disk_cache/simple/simple_index_file.h

diff --git a/net/disk_cache/simple/simple_index_file.h b/net/disk_cache/simple/simple_index_file.h

index 8a96a7208000dd7d1674345d3225b1d7fb1a662f..b536df9a1e72cbaaa8a32f01ef33e82fa6f915d3 100644

--- a/net/disk_cache/simple/simple_index_file.h

+++ b/net/disk_cache/simple/simple_index_file.h

@@ -97,6 +97,10 @@ class NET_EXPORT_PRIVATE SimpleIndexFile {

private:

friend class WrappedSimpleIndexFile;

+ // When loading the entries from disk, add this many extra hash buckets to

+ // prevent reallocation on the IO thread when merging in new live entries.

+ static const int kExtraSizeForMerge = 512;

// Synchronous (IO performing) implementation of LoadIndexEntries.

static void SyncLoadIndexEntries(base::Time cache_last_modified,

const base::FilePath& cache_directory,