[PATCH v1 2/5] misc: fastrpc: Move all remote heap allocations to a new list

Dmitry Baryshkov dmitry.baryshkov at oss.qualcomm.com
Mon May 19 10:16:56 UTC 2025


On Tue, May 13, 2025 at 09:58:22AM +0530, Ekansh Gupta wrote:
> Remote heap allocations are not organized in a maintainable manner,
> leading to potential issues with memory management. As the remote

Which issues? I think I have been asking this question previously.
Please expand the commit message here.

> heap allocations are maintained in fl mmaps list, the allocations
> will go away if the audio daemon process is killed but there are

What is audio daemon process?

> chances that audio PD might still be using the memory. Move all
> remote heap allocations to a dedicated list where the entries are
> cleaned only for user requests and subsystem shutdown.
> 
> Fixes: 0871561055e66 ("misc: fastrpc: Add support for audiopd")
> Cc: stable at kernel.org
> Signed-off-by: Ekansh Gupta <ekansh.gupta at oss.qualcomm.com>
> ---
>  drivers/misc/fastrpc.c | 93 ++++++++++++++++++++++++++++++++----------
>  1 file changed, 72 insertions(+), 21 deletions(-)
> 

-- 
With best wishes
Dmitry


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