From: "Arnd Bergmann" <arnd@arndb.de>
To: "Ekansh Gupta" <ekansh.gupta@oss.qualcomm.com>,
"Oded Gabbay" <ogabbay@kernel.org>,
"Jonathan Corbet" <corbet@lwn.net>,
"Shuah Khan" <skhan@linuxfoundation.org>,
"Randy Dunlap" <rdunlap@infradead.org>,
"Srinivas Kandagatla" <srini@kernel.org>,
"Greg Kroah-Hartman" <gregkh@linuxfoundation.org>,
"Dave Airlie" <airlied@gmail.com>,
"Simona Vetter" <simona@ffwll.ch>,
"Maarten Lankhorst" <maarten.lankhorst@linux.intel.com>,
"Maxime Ripard" <mripard@kernel.org>,
"Thomas Zimmermann" <tzimmermann@suse.de>,
"Sumit Semwal" <sumit.semwal@linaro.org>,
"Christian König" <christian.koenig@amd.com>,
"Philipp Stanner" <phasta@kernel.org>,
"Dmitry Baryshkov" <dmitry.baryshkov@oss.qualcomm.com>,
"Bjorn Andersson" <andersson@kernel.org>,
"Krzysztof Kozlowski" <krzk@kernel.org>,
rob.clark@oss.qualcomm.com, "Jason Gunthorpe" <jgg@ziepe.ca>
Cc: lingtong@qti.qualcomm.com, cacar@qti.qualcomm.com,
sandheep@qti.qualcomm.com,
"Bharath Kumar" <bkumar@qti.qualcomm.com>,
"Chenna Kesava Raju" <chennak@qti.qualcomm.com>,
dri-devel@lists.freedesktop.org, linux-doc@vger.kernel.org,
linux-kernel@vger.kernel.org, linux-arm-msm@vger.kernel.org,
linux-media@vger.kernel.org, linaro-mm-sig@lists.linaro.org,
"Bharath Kumar" <quic_bkumar@quicinc.com>,
"Chenna Kesava Raju" <quic_chennak@quicinc.com>,
"Ekansh Gupta" <ekangupt@qti.qualcomm.com>
Subject: Re: [PATCH v4 21/25] accel/qda: Add Audio protection domain attach and its remote heap
Date: Mon, 02 Nov 2026 09:43:10 +0100 [thread overview]
Message-ID: <ab387dce-fa47-4fe8-90ea-d0b8013d01a6@app.fastmail.com> (raw)
In-Reply-To: <20261102-v4-v4-21-88f2f24a5f0b@qti.qualcomm.com>
On Sun, Nov 1, 2026, at 23:21, Ekansh Gupta wrote:
> struct drm_qda_remote_attach {
> __u32 pd_type;
> - __u32 pad;
> + __u32 namelen;
> + __u64 name;
> };
>
This is an ABI change in the middle of the series, which isn't
great even though it is harmless as there are no users that
would see the initial ABI.
I'd suggest defining the structure in the final length
from the start.
Arnd
next prev parent reply other threads:[~2026-11-02 8:43 UTC|newest]
Thread overview: 38+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-11-01 22:21 [PATCH v4 00/25] accel/qda: Qualcomm DSP Accelerator driver Ekansh Gupta
2026-11-01 22:21 ` [PATCH v4 01/25] accel/qda: Add QDA driver documentation Ekansh Gupta
2026-11-01 22:21 ` [PATCH v4 02/25] accel/qda: Add initial QDA DRM accelerator driver Ekansh Gupta
2026-11-02 8:42 ` Krzysztof Kozlowski
2026-11-01 22:21 ` [PATCH v4 03/25] accel/qda: Add compute context bank devices Ekansh Gupta
2026-11-02 8:43 ` Krzysztof Kozlowski
2026-11-01 22:21 ` [PATCH v4 04/25] accel/qda: Assign a context bank to each session Ekansh Gupta
2026-11-02 8:45 ` Krzysztof Kozlowski
2026-11-01 22:21 ` [PATCH v4 05/25] accel/qda: Add UAPI header and DSP query ioctl Ekansh Gupta
2026-11-01 22:21 ` [PATCH v4 06/25] accel/qda: Add buffer allocation for the DSP Ekansh Gupta
2026-11-01 22:21 ` [PATCH v4 07/25] accel/qda: Add DMA-BUF import Ekansh Gupta
2026-11-01 22:21 ` [PATCH v4 08/25] accel/qda: Add legacy ops base and auxiliary device Ekansh Gupta
2026-11-01 22:21 ` [PATCH v4 09/25] accel/qda: Add legacy FastRPC shim skeleton Ekansh Gupta
2026-11-01 22:21 ` [PATCH v4 10/25] accel/qda: Add FastRPC invocation contexts Ekansh Gupta
2026-11-01 22:21 ` [PATCH v4 11/25] accel/qda: Add RPMsg send and response dispatch Ekansh Gupta
2026-11-01 22:21 ` [PATCH v4 12/25] accel/qda: Add invocation argument validation and packing Ekansh Gupta
2026-11-01 22:21 ` [PATCH v4 13/25] accel/qda: Add the invocation ioctl and teardown on unplug Ekansh Gupta
2026-11-01 22:21 ` [PATCH v4 14/25] accel/qda: Add invocation through the legacy FastRPC shim Ekansh Gupta
2026-11-01 22:21 ` [PATCH v4 15/25] accel/qda: Add DSP process creation and release Ekansh Gupta
2026-11-01 22:21 ` [PATCH v4 16/25] accel/qda: Add DSP process creation and release to the legacy shim Ekansh Gupta
2026-11-02 8:47 ` Krzysztof Kozlowski
2026-11-01 22:21 ` [PATCH v4 17/25] accel/qda: Add remote memory mapping to the DSP address space Ekansh Gupta
2026-11-02 9:24 ` Konrad Dybcio
2026-11-01 22:21 ` [PATCH v4 18/25] accel/qda: Add remote memory unmapping from " Ekansh Gupta
2026-11-01 22:21 ` [PATCH v4 19/25] accel/qda: Add remote memory map and unmap to the legacy shim Ekansh Gupta
2026-11-01 22:21 ` [PATCH v4 20/25] accel/qda: Add remote attach to root and sensors protection domains Ekansh Gupta
2026-11-01 22:21 ` [PATCH v4 21/25] accel/qda: Add Audio protection domain attach and its remote heap Ekansh Gupta
2026-11-02 8:43 ` Arnd Bergmann [this message]
2026-11-02 8:50 ` Krzysztof Kozlowski
2026-11-01 22:21 ` [PATCH v4 22/25] accel/qda: Add remote session attach to the legacy shim Ekansh Gupta
2026-11-01 22:21 ` [PATCH v4 23/25] accel/qda: Add DSP capability query Ekansh Gupta
2026-11-02 8:46 ` Arnd Bergmann
2026-11-01 22:21 ` [PATCH v4 24/25] accel/qda: Add legacy shim support for " Ekansh Gupta
2026-11-01 22:21 ` [PATCH v4 25/25] accel/qda: Add poll mode for invocation completion Ekansh Gupta
2026-11-02 8:53 ` [PATCH v4 00/25] accel/qda: Qualcomm DSP Accelerator driver Krzysztof Kozlowski
2026-11-02 10:08 ` Ekansh Gupta
2026-11-02 10:12 ` Krzysztof Kozlowski
2026-11-02 10:52 ` Ekansh Gupta
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