reset support in SPDK bdev uring#73
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susobhandey wants to merge 1 commit into
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check each channel and make sure there is no inflight or pending IO Signed-off-by: Susobhan Dey <susobhan.dey@datacore.com>
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@susobhandey since this is generally useful for spdk can you raise this on the spdk's gerrit first? |
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Reset support in SPDK bdev uring
RESET request arrives
↓
bdev_uring_reset()
↓
store reset_task
↓
bdev_uring_reset_retry_timer()
↓
spdk_for_each_channel()
↓
check each channel:
if (io_pending || io_inflight)
status = -1
else
status = 0
↓
_done(status)
↓
if status == -1
schedule retry (500us)
goto check again
else
complete reset SUCCESS