Re: [PATCH 04/15] block: add an API to atomically update queue limits

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On 2/13/24 08:34, Christoph Hellwig wrote:
Add a new queue_limits_{start,commit}_update pair of functions that
allows taking an atomic snapshot of queue limits, update it, and
commit it if it passes validity checking.  Also use the low-level
validation helper to implement blk_set_default_limits instead of
duplicating the initialization.

Signed-off-by: Christoph Hellwig <hch@xxxxxx>
Reviewed-by: Damien Le Moal <dlemoal@xxxxxxxxxx>
  block/blk-core.c       |   1 +
  block/blk-settings.c   | 228 ++++++++++++++++++++++++++++++++++-------
  block/blk.h            |   2 +-
  include/linux/blkdev.h |  23 +++++
  4 files changed, 217 insertions(+), 37 deletions(-)

Reviewed-by: Hannes Reinecke <hare@xxxxxxx>



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