From: Johan Hovold <johan@kernel.org>
To: Geoff Levand <geoff@infradead.org>,
Madhavan Srinivasan <maddy@linux.ibm.com>,
Michael Ellerman <mpe@ellerman.id.au>
Cc: Nicholas Piggin <npiggin@gmail.com>,
Christophe Leroy <chleroy@kernel.org>,
Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
linuxppc-dev@lists.ozlabs.org, linux-kernel@vger.kernel.org,
Johan Hovold <johan@kernel.org>
Subject: [PATCH v2 0/3] powerpc: switch to dynamic root devices
Date: Fri, 24 Apr 2026 18:02:56 +0200 [thread overview]
Message-ID: <20260424160259.2672722-1-johan@kernel.org> (raw)
This series replaces static root devices with dynamically allocated
ones. Included is also a related printk cleanup.
Johan
Changes in v2:
- only set ibmebus root pointer on successful registration
- add sanity check when registering ibmebus devices to avoid
use-after-free if ibmebus_register_driver() is called after the bus
failed to register (Sashiko flagged this path which I had missed)
Johan Hovold (3):
powerpc/ps3: switch to dynamic system bus root device
powerpc/pseries: switch to dynamic ibmebus root device
powerpc/pseries: clean up ibmebus printks
arch/powerpc/platforms/ps3/system-bus.c | 10 ++---
arch/powerpc/platforms/pseries/ibmebus.c | 57 ++++++++++++------------
2 files changed, 33 insertions(+), 34 deletions(-)
--
2.53.0
next reply other threads:[~2026-04-24 16:03 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-04-24 16:02 Johan Hovold [this message]
2026-04-24 16:02 ` [PATCH v2 1/3] powerpc/ps3: switch to dynamic system bus root device Johan Hovold
2026-04-24 16:02 ` [PATCH v2 2/3] powerpc/pseries: switch to dynamic ibmebus " Johan Hovold
2026-04-24 16:02 ` [PATCH v2 3/3] powerpc/pseries: clean up ibmebus printks Johan Hovold
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