On Tue, Sep 30, 2025 at 04:45:51PM -0400, Stefan Hajnoczi wrote: > This patch series fixes a bug in BlockRAMRegistrar: it currently doesn't react > to block graph changes and newly inserted nodes lack RAMBlock information > needed to map I/O buffers. This is important for vdpa-blk devices because they > rely on the ability to map I/O buffers. > > Stefan Hajnoczi (4): > block: add BdrvChildClass->propagate_attach/detach() callbacks > block: add blk_add_attach/detach_notifier() APIs > block: rename RAMBlockRegistrar->notifier field > block: update inserted/removed nodes from BlockRAMRegistrar > > include/block/block_int-common.h | 11 ++ > include/system/block-backend-global-state.h | 9 ++ > include/system/block-ram-registrar.h | 4 +- > block.c | 56 +++++-- > block/block-backend.c | 44 ++++++ > block/block-ram-registrar.c | 75 ++++++++- > tests/unit/test-block-backend.c | 164 ++++++++++++++++++++ > 7 files changed, 344 insertions(+), 19 deletions(-)
I need to send a v2 because I forgot to squash in a compiler warning fix. Stefan
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