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From: Ivan Vecera <ivecera@redhat.com>
To: netdev@vger.kernel.org
Cc: Vadim Fedorenko <vadim.fedorenko@linux.dev>,
	Arkadiusz Kubalewski <arkadiusz.kubalewski@intel.com>,
	Jiri Pirko <jiri@resnulli.us>,
	Prathosh Satish <Prathosh.Satish@microchip.com>,
	Jakub Kicinski <kuba@kernel.org>, Petr Oros <poros@redhat.com>,
	linux-kernel@vger.kernel.org
Subject: [PATCH net 0/3] dpll: zl3073x: various fixes
Date: Tue, 26 May 2026 09:45:22 +0200	[thread overview]
Message-ID: <20260526074525.1451008-1-ivecera@redhat.com> (raw)

Three fixes for the zl3073x DPLL driver.

Patch 1 exports __dpll_device_change_ntf() for use by drivers that
need to send device change notifications from within callbacks
already running under dpll_lock.

Patch 2 replaces the change_work workqueue mechanism with direct
calls to __dpll_device_change_ntf(), eliminating a race condition
where the work handler could dereference a freed dpll_dev pointer
during device teardown.

Patch 3 moves the freq_monitor flag from per-DPLL to per-device
scope to match the hardware behavior where frequency measurement
registers are shared across all DPLL channels.

Ivan Vecera (3):
  dpll: export __dpll_device_change_ntf() for use under dpll_lock
  dpll: zl3073x: use __dpll_device_change_ntf() and remove change_work
  dpll: zl3073x: make frequency monitor a per-device attribute

 drivers/dpll/dpll_netlink.c | 13 +++++++--
 drivers/dpll/zl3073x/core.c | 19 ++++++-------
 drivers/dpll/zl3073x/core.h |  4 ++-
 drivers/dpll/zl3073x/dpll.c | 55 ++++++++++++++++---------------------
 drivers/dpll/zl3073x/dpll.h |  4 ---
 include/linux/dpll.h        |  1 +
 6 files changed, 46 insertions(+), 50 deletions(-)

-- 
2.53.0


             reply	other threads:[~2026-05-26  7:45 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-05-26  7:45 Ivan Vecera [this message]
2026-05-26  7:45 ` [PATCH net 1/3] dpll: export __dpll_device_change_ntf() for use under dpll_lock Ivan Vecera
2026-05-26 13:29   ` Jiri Pirko
2026-05-26  7:45 ` [PATCH net 2/3] dpll: zl3073x: use __dpll_device_change_ntf() and remove change_work Ivan Vecera
2026-05-26  7:45 ` [PATCH net 3/3] dpll: zl3073x: make frequency monitor a per-device attribute Ivan Vecera

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