From: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
To: Ashok Raj <ashok.raj@oss.qualcomm.com>
Cc: Lorenzo Pieralisi <lpieralisi@kernel.org>,
"Rafael J. Wysocki" <rafael@kernel.org>,
Mark Rutland <mark.rutland@arm.com>,
Marc Zyngier <maz@kernel.org>,
Daniel Lezcano <daniel.lezcano@kernel.org>,
Thomas Gleixner <tglx@kernel.org>,
Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
Danilo Krummrich <dakr@kernel.org>,
Hanjun Guo <guohanjun@huawei.com>,
Sudeep Holla <sudeep.holla@kernel.org>,
Wim Van Sebroeck <wim@linux-watchdog.org>,
Guenter Roeck <linux@roeck-us.net>,
Robin Murphy <robin.murphy@arm.com>,
Catalin Marinas <catalin.marinas@arm.com>,
Will Deacon <will@kernel.org>,
Bartosz Golaszewski <brgl@kernel.org>,
linux-acpi@vger.kernel.org, linux-kernel@vger.kernel.org,
linux-arm-kernel@lists.infradead.org,
driver-core@lists.linux.dev, linux-watchdog@vger.kernel.org
Subject: Re: [PATCH RFC 02/11] ACPI: Introduce irq_get() for static fwnodes
Date: Wed, 30 Sep 2026 10:40:48 +0300 [thread overview]
Message-ID: <ary9AGmVWDuez7Ax@ashevche-desk.local> (raw)
In-Reply-To: <arxZ7BAya5ntRi6t@hu-ashoraj-lv.qualcomm.com>
On Tue, Sep 29, 2026 at 05:38:04PM -0700, Ashok Raj wrote:
> On Tue, Sep 29, 2026 at 10:40:59AM +0200, Lorenzo Pieralisi wrote:
> > On Mon, Sep 28, 2026 at 04:24:18PM -0700, Ashok Raj wrote:
> > > On Fri, Sep 25, 2026 at 09:48:01AM +0200, Lorenzo Pieralisi wrote:
...
> > > > + ret = acpi_static_fwnode_read_u32_prop_index(fwnode, ACPI_IRQ_PROP_GSI_POLARITY,
> > > > + index, &polarity);
>
> For each of the above calls for read_u32_prop_index() the allocation,
> copy a value and does free it.
>
> Instead you could read the whole array, and just get each value and
> discard it once?
This was my question as well. But I formulated it differently.
> > > > + if (ret)
> > > > + return ret == -ENOENT ? -ENXIO : ret;
--
With Best Regards,
Andy Shevchenko
next prev parent reply other threads:[~2026-09-30 7:40 UTC|newest]
Thread overview: 29+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-09-25 7:47 [PATCH RFC 00/11] ACPI: ARM64: Implement IRQ mapping probe deferral for static table devices Lorenzo Pieralisi
2026-09-25 7:48 ` [PATCH RFC 01/11] ACPI: irq: Return -EPROBE_DEFER on missing IRQ domain Lorenzo Pieralisi
2026-09-25 9:45 ` Andy Shevchenko
2026-09-25 7:48 ` [PATCH RFC 02/11] ACPI: Introduce irq_get() for static fwnodes Lorenzo Pieralisi
2026-09-25 9:49 ` Andy Shevchenko
2026-09-25 10:30 ` Lorenzo Pieralisi
2026-09-25 10:54 ` Andy Shevchenko
2026-09-25 11:32 ` Lorenzo Pieralisi
2026-09-28 16:15 ` Lorenzo Pieralisi
2026-09-28 23:24 ` Ashok Raj
2026-09-29 8:40 ` Lorenzo Pieralisi
2026-09-30 0:38 ` Ashok Raj
2026-09-30 7:40 ` Andy Shevchenko [this message]
2026-09-30 7:56 ` Lorenzo Pieralisi
2026-09-25 7:48 ` [PATCH RFC 03/11] driver core: platform: Add static ACPI nodes IRQ retrieval/mapping code Lorenzo Pieralisi
2026-09-25 9:54 ` Andy Shevchenko
2026-09-25 10:16 ` Lorenzo Pieralisi
2026-09-25 7:48 ` [PATCH RFC 04/11] clocksource/drivers/arm_arch_timer_mmio: Dispose IRQ mappings on probe failure Lorenzo Pieralisi
2026-09-25 9:52 ` Andy Shevchenko
2026-09-25 7:48 ` [PATCH RFC 05/11] clocksource/drivers/arm_arch_timer_mmio: Implement arch mem timer deferred probe Lorenzo Pieralisi
2026-09-25 7:48 ` [PATCH RFC 06/11] ACPI: GTDT: Convert SBSA watchdog to IRQ properties Lorenzo Pieralisi
2026-09-25 9:56 ` Andy Shevchenko
2026-09-25 7:48 ` [PATCH RFC 07/11] ACPI/IORT: Convert IORT devices to IRQs software-node properties Lorenzo Pieralisi
2026-09-25 7:48 ` [PATCH RFC 08/11] watchdog: sbsa: Handle IRQ probe deferral Lorenzo Pieralisi
2026-09-25 7:48 ` [PATCH RFC 09/11] iommu/arm-smmu: Add arm-smmu IRQ mapping -EPROBE_DEFER handling Lorenzo Pieralisi
2026-09-25 7:48 ` [PATCH RFC 10/11] iommu/arm-smmu-v3: Add " Lorenzo Pieralisi
2026-09-28 22:41 ` Ashok Raj
2026-09-29 8:43 ` Lorenzo Pieralisi
2026-09-25 7:48 ` [PATCH RFC 11/11] perf/arm-smmu-v3-pmu: " Lorenzo Pieralisi
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