On 07/04/2014 09:55 AM, Kevin Wolf wrote: > Some callers use larger qiovs than nb_sectors for their read requests. This is > bad because raw-posix uses nb_sectors to allocate a bounce buffer and then > copies the whole iov over. > > This series fixes some more cases (mirroring was already fixed earlier this > week) and adds assertions to catch any other offenders.
Is the intent to include this in 2.1? > > Kevin Wolf (4): > block: Make qiov match the request size until EOF > qcow2: Make qiov match request size until backing file EOF > qed: Make qiov match request size until backing file EOF > block: Assert qiov length matches request length > > block.c | 13 ++++++++++++- > block/qcow2.c | 11 ++++++++++- > block/qed.c | 26 +++++++++++++++++++++++--- > block/qed.h | 1 + > block/raw-posix.c | 15 +++++++++++---- > 5 files changed, 57 insertions(+), 9 deletions(-) > -- Eric Blake eblake redhat com +1-919-301-3266 Libvirt virtualization library http://libvirt.org
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