diff options
| author | Christian König <christian.koenig@amd.com> | 2022-06-17 11:35:25 +0300 |
|---|---|---|
| committer | Christian König <christian.koenig@amd.com> | 2022-06-23 11:51:43 +0300 |
| commit | e0a9f1fe206a66c3507ff8b7da56f9d1d1dbb9c4 (patch) | |
| tree | c79586dcc062ef91b01d9079c398224ae3bbf08a /drivers/dma-buf/Kconfig | |
| parent | 009a3a52791f31c57d755a73f6bc66fbdd8bd76c (diff) | |
| download | linux-e0a9f1fe206a66c3507ff8b7da56f9d1d1dbb9c4.tar.xz | |
dma-buf: deprecate DMABUF_SYSFS_STATS
Add a warning that this UAPI wasn't such a good idea and shouldn't be
used by anybody.
That should give us a better chance to remove it at some point and
prevents others from running into the same issues.
Signed-off-by: Christian König <christian.koenig@amd.com>
Reviewed-by: T.J. Mercier <tjmercier@google.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20220617085702.4298-1-christian.koenig@amd.com
Diffstat (limited to 'drivers/dma-buf/Kconfig')
| -rw-r--r-- | drivers/dma-buf/Kconfig | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/drivers/dma-buf/Kconfig b/drivers/dma-buf/Kconfig index 541efe01abc7..e4dc53a36428 100644 --- a/drivers/dma-buf/Kconfig +++ b/drivers/dma-buf/Kconfig @@ -75,7 +75,7 @@ menuconfig DMABUF_HEAPS between drivers. menuconfig DMABUF_SYSFS_STATS - bool "DMA-BUF sysfs statistics" + bool "DMA-BUF sysfs statistics (DEPRECATED)" depends on DMA_SHARED_BUFFER help Choose this option to enable DMA-BUF sysfs statistics @@ -85,6 +85,10 @@ menuconfig DMABUF_SYSFS_STATS statistics for the DMA-BUF with the unique inode number <inode_number>. + This option is deprecated and should sooner or later be removed. + Android is the only user of this and it turned out that this resulted + in quite some performance problems. + source "drivers/dma-buf/heaps/Kconfig" endmenu |