Re: [BUG] Possible circular locking dependency in spidev (buf_lock <-> spi_lock)

Mark Brown
2026-02-28T12:55:15Z

[-- Attachment #1: Type: text/plain, Size: 388 bytes --]

On Sat, Feb 28, 2026 at 03:38:17AM +0000, ȫ���� (YJ Hong) wrote:
> Hello,
>
> I am seeing a lockdep warning in spidev reporting a possible circular
> locking dependency between buf_lock and spi_lock.

There was a change just applied to Linus' tree recently which should
avoid this, it removes buf_lock and just uses spi_lock. I guess it'll
end up in stable, not sure.

[-- Attachment #2: signature.asc --]
[-- Type: application/pgp-signature, Size: 488 bytes --]