[PATCH 00/17] powerpc: Remove STACK_FRAME_OVERHEAD

[Michael Ellerman]

On Sun, 27 Nov 2022 22:49:25 +1000, Nicholas Piggin wrote:
> Since RFC:
> - Fix a compile bug.
> - Fix BookE KVM properly. Hopefully -- I don't have a BookE
>   KVM environment to test. Can QEMU do it? Is it still tested?
> - Drop the last two patches that changed the stack layout, they
>   can be done later.
> - Drop the load/store-multiple change to 32-bit.
> 
> [...]

Applied to powerpc/next.

[01/17] KVM: PPC: Book3E: Fix CONFIG_TRACE_IRQFLAGS support
        https://git.kernel.org/powerpc/c/6c645b01e536757a9e1a9f72c13767f9b3f8559f
[02/17] powerpc/64: Remove asm interrupt tracing call helpers
        https://git.kernel.org/powerpc/c/d6aee468e4ecbfec46a3eafae4d31d6efc0d4da4
[03/17] powerpc/perf: callchain validate kernel stack pointer bounds
        https://git.kernel.org/powerpc/c/32c5209214bd8d4f8c4e9d9b630ef4c671f58e79
[04/17] powerpc: Rearrange copy_thread child stack creation
        https://git.kernel.org/powerpc/c/bc0677363d0ffaec0c56685291e97b080116976c
[05/17] powerpc/pseries: hvcall stack frame overhead
        https://git.kernel.org/powerpc/c/baa49d81a94bb4170e7f2f4d97016772117d0f60
[06/17] powerpc: simplify ppc_save_regs
        https://git.kernel.org/powerpc/c/37195b820d32c23bdefce3f460ed7de48a57e5e4
[07/17] powerpc: add definition for pt_regs offset within an interrupt frame
        https://git.kernel.org/powerpc/c/c03be0a3f3cc656eab5c427b78959b8f1b169a11
[08/17] powerpc: add a definition for the marker offset within the interrupt frame
        https://git.kernel.org/powerpc/c/d2e8ff9f1492f44c5a6d93f759eea27574d753de
[09/17] powerpc: Rename STACK_FRAME_MARKER and derive it from frame offset
        https://git.kernel.org/powerpc/c/e856e336924b0ecd0b7058e65e6b3e7266ee0b95
[10/17] powerpc: add a define for the user interrupt frame size
        https://git.kernel.org/powerpc/c/1223e5a20f7fb3c31c91a328d1a04ed26d5e889b
[11/17] powerpc: add a define for the switch frame size and regs offset
        https://git.kernel.org/powerpc/c/6f291a03819e4051ebc870471d26915ef2e6ba31
[12/17] powerpc: copy_thread fill in interrupt frame marker and back chain
        https://git.kernel.org/powerpc/c/6895dfc0474170c492191c126fcfc420f7771a09
[13/17] powerpc: copy_thread add a back chain to the switch stack frame
        https://git.kernel.org/powerpc/c/edbd0387f3249cc7e102f86d4852a9a9f3bb1305
[14/17] powerpc: split validate_sp into two functions
        https://git.kernel.org/powerpc/c/4cefb0f6c555971b3e6544a9b15470f9d1f12089
[15/17] powerpc: allow minimum sized kernel stack frames
        https://git.kernel.org/powerpc/c/90f1b43196c5e79f6c986a359011a19857984c27
[16/17] powerpc/64: ELFv2 use minimal stack frames in int and switch frame sizes
        https://git.kernel.org/powerpc/c/cd52414d5a6ccea6ce956ef05161fe824522a107
[17/17] powerpc: remove STACK_FRAME_OVERHEAD
        https://git.kernel.org/powerpc/c/dfecd06bc5524517ed7737c30eaaf747338b280a

cheers