New version of the qcow2 cache patches: v3: - Removed a dead comment in patch #3 - New document explaining how to configure the cache sizes
v2: https://lists.nongnu.org/archive/html/qemu-devel/2015-05/msg00833.html - Don't do pointer arithmetic on void * - Rename table_addr() to qcow2_cache_get_table_addr() - Add qcow2_cache_get_table_idx() - Cast cache size to size_t to prevent overflows - Make qcow2_cache_put() a void function - Don't store the cluster size in the cache, get it from the BDS instead v1: https://lists.nongnu.org/archive/html/qemu-devel/2015-04/msg04355.html Regards, Berto Alberto Garcia (8): qcow2: use one single memory block for the L2/refcount cache tables qcow2: simplify qcow2_cache_put() and qcow2_cache_entry_mark_dirty() qcow2: use an LRU algorithm to replace entries from the L2 cache qcow2: remove qcow2_cache_find_entry_to_replace() qcow2: use a hash to look for entries in the L2 cache qcow2: make qcow2_cache_put() a void function qcow2: style fixes in qcow2-cache.c docs: document how to configure the qcow2 L2/refcount caches block/qcow2-cache.c | 171 ++++++++++++++++++++++--------------------------- block/qcow2-cluster.c | 62 +++++------------- block/qcow2-refcount.c | 37 +++-------- block/qcow2.h | 5 +- docs/qcow2-cache.txt | 117 +++++++++++++++++++++++++++++++++ 5 files changed, 221 insertions(+), 171 deletions(-) create mode 100644 docs/qcow2-cache.txt -- 2.1.4
