Re: [PATCH] mtd: spi-nor: Unprepare legacy controllers upon RWW wait interruption

Miquel Raynal <[email protected]> Wed, 12 Aug 2026 12:05:39 +0200

Newsgroups	gmane.linux.kernel.stable,gmane.linux.drivers.mtd,gmane.linux.kernel
Message-ID	<[email protected]>

Hello,

> On Tue Aug 11, 2026 at 5:56 PM CEST, Miquel Raynal wrote:
>> All the parallel locking helpers (spi_nor_prep_and_lock(),
>> spi_nor_prep_and_lock_pe() and spi_nor_prep_and_lock_rd()) call
>> spi_nor_prep() then wait with a killable sleep. If the sleep gets
>> killed, we leave the controller in its prepared state.
>>
>
> Why does this only affect legacy controllers?

Aren't ->prepare()/->unprepare() callbacks only implemented by legacy
spi-nor controllers?

Thanks,
Miquèl