1BLK_QUEUE_INVALIDATE(9)          Block Devices         BLK_QUEUE_INVALIDATE(9)
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NAME

6       blk_queue_invalidate_tags - invalidate all pending tags
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SYNOPSIS

9       void blk_queue_invalidate_tags(struct request_queue * q);
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ARGUMENTS

12       q
13           the request queue for the device
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DESCRIPTION

16       Hardware conditions may dictate a need to stop all pending requests. In
17       this case, we will safely clear the block side of the tag queue and
18       readd all requests to the request queue in the right order.
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NOTES

21       queue lock must be held.
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24Kernel Hackers Manual 3.10         June 2019           BLK_QUEUE_INVALIDATE(9)
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