[PATCH] block: add start and size to ABI documentation

Document the start and size fields (which were introduced in commit v2.5.42-215-gb288f6a) to avoid guesswork on the unit. Signed-off-by: Peter Wu --- Hi, As the meaning has not changed for over 13 years, I would like to formalize these attributes such that users can rely on it[1][2]. The sector

[PATCH] block: add start and size to ABI documentation

Document the start and size fields (which were introduced in commit v2.5.42-215-gb288f6a) to avoid guesswork on the unit. Signed-off-by: Peter Wu --- Hi, As the meaning has not changed for over 13 years, I would like to formalize these attributes such that users can rely on