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authorrvargas@google.com <rvargas@google.com@0039d316-1c4b-4281-b951-d872f2087c98>2011-01-25 23:52:02 +0000
committerrvargas@google.com <rvargas@google.com@0039d316-1c4b-4281-b951-d872f2087c98>2011-01-25 23:52:02 +0000
commitceb61da3987d8b7ed828c88daac779b1fbc8c6f9 (patch)
treebcbf1cdf1a3288ab7f1540bfa66f6d7742b6b154 /net/disk_cache/entry_impl.cc
parent472ce96a4b839814ed93c26d35d07c78de019b17 (diff)
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Disk cache: Prevent obscure file corruption and deal
with the result of that corruption. 1. Now we mark any open entry as dirty, even if we are supposed to delete the entry right away because if we crash before that, we may end up clearing the dirty flag of a dirty entry. 2. When we look for a parent of a given entry we now double check that the entry is the one that we want (and not just another entry with the same key). 3. If we have a loop on the hash collision list (result of failing to do 1 and 2 above), we figure that out. 4. Now every time we open an entry from an LRU list we end up using the same code path (with the proper handling of dirty entries). BUG=69135 TEST=net_unittests Review URL: http://codereview.chromium.org/6292011 git-svn-id: svn://svn.chromium.org/chrome/trunk/src@72563 0039d316-1c4b-4281-b951-d872f2087c98
Diffstat (limited to 'net/disk_cache/entry_impl.cc')
-rw-r--r--net/disk_cache/entry_impl.cc1
1 files changed, 1 insertions, 0 deletions
diff --git a/net/disk_cache/entry_impl.cc b/net/disk_cache/entry_impl.cc
index ff05e11..57d4d83 100644
--- a/net/disk_cache/entry_impl.cc
+++ b/net/disk_cache/entry_impl.cc
@@ -589,6 +589,7 @@ CacheAddr EntryImpl::GetNextAddress() {
}
void EntryImpl::SetNextAddress(Addr address) {
+ DCHECK_NE(address.value(), entry_.address().value());
entry_.Data()->next = address.value();
bool success = entry_.Store();
DCHECK(success);