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| author | Jeya R <jeyr@codeaurora.org> | 2021-09-23 14:07:52 +0530 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2021-10-05 16:11:03 +0200 |
| commit | 847afd7bd5607ca974e562d7b2b8f800c4594fe6 (patch) | |
| tree | 35df8da61bffa6c72c5aa8b86b25932c5a9a928a /drivers/char | |
| parent | 304b0ba0a21b216683bc887d18dc5ad8d7d94752 (diff) | |
| download | linux-stable-847afd7bd5607ca974e562d7b2b8f800c4594fe6.tar.gz linux-stable-847afd7bd5607ca974e562d7b2b8f800c4594fe6.tar.bz2 linux-stable-847afd7bd5607ca974e562d7b2b8f800c4594fe6.zip | |
misc: fastrpc: copy to user only for non-DMA-BUF heap buffers
fastrpc_put_args is copying all the output buffers to user. For large
number of output context buffers, this might cause performance
degradation. Copying is not needed for DMA-BUF heap buffers.
Signed-off-by: Jeya R <jeyr@codeaurora.org>
Link: https://lore.kernel.org/r/1632386272-18139-1-git-send-email-jeyr@codeaurora.org
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/char')
0 files changed, 0 insertions, 0 deletions