On 28.02.2017 13:54, Kevin Wolf wrote: > This is probably one of the most interesting conversions to the new > op blocker system because a commit block job intentionally leaves some > intermediate block nodes in the backing chain that aren't valid on their > own any more; only the whole chain together results in a valid view. > > In order to provide the 'consistent read' permission to the parents of > the 'top' node of the commit job, a new filter block driver is inserted > above 'top' which doesn't require 'consistent read' on its backing > chain. Subsequently, the commit job can block 'consistent read' on all > intermediate nodes without causing a conflict. > > Signed-off-by: Kevin Wolf <kw...@redhat.com> > --- > block/commit.c | 113 > ++++++++++++++++++++++++++++++++++++++++++++++++--------- > 1 file changed, 95 insertions(+), 18 deletions(-)
Thanks for the comment change! Reviewed-by: Max Reitz <mre...@redhat.com>
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