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| author | Paolo Bonzini | 2013-09-04 19:00:18 +0200 |
|---|---|---|
| committer | Stefan Hajnoczi | 2013-09-06 15:25:08 +0200 |
| commit | 276cbc7f2fc1bd3810887995dbc9cbb739c975bf (patch) | |
| tree | 1c6cbb1d11063a1e53f1047e4d01d9ec27f993de /include/exec | |
| parent | qmp: Documentation for BLOCK_IMAGE_CORRUPTED (diff) | |
| download | qemu-276cbc7f2fc1bd3810887995dbc9cbb739c975bf.tar.gz qemu-276cbc7f2fc1bd3810887995dbc9cbb739c975bf.tar.xz qemu-276cbc7f2fc1bd3810887995dbc9cbb739c975bf.zip | |
cow: make reads go at a decent speed
Do not do two reads for each sector; load each sector of the bitmap
and use bitmap operations to process it.
Writes are still dog slow!
Reviewed-by: Eric Blake <eblake@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
Diffstat (limited to 'include/exec')
0 files changed, 0 insertions, 0 deletions