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| author | Charlie Shepherd <charlie@ctshepherd.com> | 2013-11-15 19:47:02 +0100 |
|---|---|---|
| committer | Kevin Wolf <kwolf@redhat.com> | 2013-11-29 13:40:36 +0100 |
| commit | 091b1108ca6d6e3bfaea5f095f219bf5ea8c316b (patch) | |
| tree | bad6073c7b68b1bdb66e674e307e14b0984b9ab4 /xen-stub.c | |
| parent | 14b98fdaf3422fef19718033be9eca7e0b776a26 (diff) | |
| download | qemu-091b1108ca6d6e3bfaea5f095f219bf5ea8c316b.tar.gz | |
COW: Extend checking allocated bits to beyond one sector
cow_co_is_allocated() only checks one sector's worth of allocated bits
before returning. This is allowed but (slightly) inefficient, so extend
it to check all of the file's metadata sectors.
Signed-off-by: Charlie Shepherd <charlie@ctshepherd.com>
Reviewed-by: Paolo Bonzini <pbonzini@redhat.com>
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
[kwolf: silenced compiler warning (-Wmaybe-uninitialized for changed)]
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
Diffstat (limited to 'xen-stub.c')
0 files changed, 0 insertions, 0 deletions