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client/Buffercache.cc

Another bug in map_existing: need_off was not correctly advanced


git-svn-id: https://ceph.svn.sf.net/svnroot/ceph@456 29311d96-e01e-0410-9327-a35deaab8ce9
This commit is contained in:
carlosm 2005-07-13 02:22:58 +00:00
parent c25cb2973a
commit 33475a32bc
1 changed files with 4 additions and 1 deletions
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ceph/client/Buffercache.cc
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@ -259,18 +259,21 @@ Filecache::map_existing(size_t len,
if (actual_off > need_off) {
holes[need_off] = (size_t) (actual_off - need_off);
dout(10) << "bc: map: hole " << need_off << " " << holes[need_off] << endl;
need_off = actual_off;
}
if (bh->state == BUFHD_STATE_RX) {
rx[actual_off] = bh;
dout(10) << "bc: map: rx " << actual_off << " " << rx[actual_off]->miss_len << endl;
need_off = actual_off + bh->miss_len;
} else if (bh->state == BUFHD_STATE_TX) {
tx[actual_off] = bh;
dout(10) << "bc: map: tx " << actual_off << " " << tx[actual_off]->bl.length() << endl;
need_off = actual_off + bh->bl.length();
} else {
hits[actual_off] = bh;
dout(10) << "bc: map: hits " << actual_off << " " << hits[actual_off]->bl.length() << endl;
need_off = actual_off + bh->bl.length();
}
need_off = actual_off + bh->bl.length();
}
if (need_off < start_off + len) {
holes[need_off] = (size_t) (start_off + len - need_off);