On Fri, Sep 06, 2024 at 11:57:25PM +0100, Pavel Begunkov wrote: > Add a command that writes the zero page to the drive. Apart from passing > the zero page instead of actual data it uses the normal write path and > doesn't do any further acceleration, nor it requires any special > hardware support. The indended use is to have a fallback when > BLOCK_URING_CMD_WRITE_ZEROES is not supported. That's just a horrible API. The user should not have to care if the kernel is using different kinds of implementations.
