Messages in this thread | | | From | Björn Töpel <> | Subject | Re: [RFC PATCH] genirq/matrix: Dynamic bitmap allocation | Date | Thu, 26 Oct 2023 19:26:38 +0200 |
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Anup Patel <apatel@ventanamicro.com> writes:
> On Thu, Oct 26, 2023 at 3:50 PM Björn Töpel <bjorn@kernel.org> wrote: >> >> From: Björn Töpel <bjorn@rivosinc.com> >> >> Some (future) users of the irq matrix allocator, do not know the size >> of the matrix bitmaps at compile time. >> >> To avoid wasting memory on unnecessary large bitmaps, size the bitmap >> at matrix allocation time. >> >> Signed-off-by: Björn Töpel <bjorn@rivosinc.com> >> --- >> Here's a cleaned up, boot tested, proper patch. >> >> Thomas, this is just FYI/RFC. This change would only make sense, if >> the RISC-V AIA series starts using the IRQ matrix allocator. > > I have dropped "multi-MSI" support from the AIA v12 series > and also integrated the IRQ matrix allocator. This patch is > included in the AIA v12 series.
Ok!
> For reference, look at riscv_aia_v12 branch at: > https://github.com/avpatel/linux.git > > I still need to rebase this upon device MSI domain support > from Thomas.
Note that the per-device domain support is already upstream, it's only the ARM cleanups that are not.
IOW, there's no need to wait for the ARM cleanups. :-)
Björn
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