Hi Maxime, On Thu, 30 Apr 2026 at 21:43, Andrew Davis <[email protected]> wrote: > > On 4/27/26 5:04 AM, Maxime Ripard wrote: > > Hi, > > > > The recent introduction of heaps in the optee driver [1] made possible > > the creation of heaps as modules. > > > > It's generally a good idea if possible, including for the already > > existing system and CMA heaps. > > > > The system one is pretty trivial, the CMA is now easy too with the > > reworks we got in 7.1-r1. > > > > Let me know what you think, > > Maxime Thanks for the series; merged to drm-misc-next.
Best, Sumit. > > > > 1: > > https://lore.kernel.org/dri-devel/[email protected]/ > > > > Signed-off-by: Maxime Ripard <[email protected]> > > --- > > Changes in v5: > > - Rebase on 7.1-rc1 > > - Add a patch to enable the heaps in arm64 defconfig > > Could you do this for ARM (multi_v7_defconfig) also? Actually seems > loongarch has Heaps enabled by default and I've seen it default enabled > on some x86 distros too. Maybe someday having the base Heaps + System Heap > set to "default y/m" as they should always exist for any arch would be an > idea. Anyway for this series all LGTM, > > Acked-by: Andrew Davis <[email protected]> > > > - Link to v4: > > https://lore.kernel.org/r/[email protected] > > > > Changes in v4: > > - Fix compilation failure > > - Rework to take into account OF_RESERVED_MEM > > - Fix regression making the default CMA area disappear if not created > > through the DT > > - Added some documentation and comments > > - Link to v3: > > https://lore.kernel.org/r/[email protected] > > > > Changes in v3: > > - Squashed cma_get_name and cma_alloc/release patches > > - Fixed typo in Export dev_get_cma_area commit title > > - Fixed compilation failure with DMA_CMA but not OF_RESERVED_MEM > > - Link to v2: > > https://lore.kernel.org/r/[email protected] > > > > Changes in v2: > > - Collect tags > > - Don't export dma_contiguous_default_area anymore, but export > > dev_get_cma_area instead > > - Mentioned that heap modules can't be removed > > - Link to v1: > > https://lore.kernel.org/r/[email protected] > > > > --- > > Maxime Ripard (4): > > dma-buf: heaps: Export mem_accounting parameter > > dma-buf: heaps: cma: Turn the heap into a module > > dma-buf: heaps: system: Turn the heap into a module > > arm64: defconfig: Enable dma-buf heaps > > > > arch/arm64/configs/defconfig | 3 +++ > > drivers/dma-buf/dma-heap.c | 1 + > > drivers/dma-buf/heaps/Kconfig | 4 ++-- > > drivers/dma-buf/heaps/cma_heap.c | 3 +++ > > drivers/dma-buf/heaps/system_heap.c | 5 +++++ > > 5 files changed, 14 insertions(+), 2 deletions(-) > > --- > > base-commit: 5e9b7d093f3f77cb0af4409559e3d139babfb443 > > change-id: 20260225-dma-buf-heaps-as-modules-1034b3ec9f2a > > > > Best regards, >
