On Tue, 09 Jun 2026 10:59:34 +0800, Jianping Li wrote:
> Add missing bug fixes in memory areas. This patch series fixes multiple memory
> handling issues in the FastRPC driver, primarily around the Audio PD remote
> heap.
>
> The Audio PD uses a reserved memory-region that is shared between HLOS
> and the DSP. Allocating and freeing this memory from userspace is unsafe,
> as the kernel cannot reliably determine when the DSP has finished using
> the buffers.
>
> [...]
Applied, thanks!
[1/4] misc: fastrpc: Fix initial memory allocation for Audio PD memory pool
commit: 36090f35ca19c1422bd56f03cdc3b5703ca18a15
[2/4] misc: fastrpc: Remove buffer from list prior to unmap operation
commit: 902b8ec9dd1098cc133cffa8be0b6378544f27ba
[4/4] misc: fastrpc: Allow fastrpc_buf_free() to accept NULL
commit: a4f06f06c20a72b2ee96fd964ce93a18e321bd0a
Best regards,
--
Srinivas Kandagatla <[email protected]>
