Re: [Minios-devel] [UNIKRAFT PATCH 0/3] Introduce Unikraft system constructors

[Vlad-Andrei BĂDOIU (78692) <vlad_andrei.badoiu@xxxxxxxxxxxxxxx>]

This patch is a follow-up to the "Add eh_frame and eh_frame_hdr to the 
linker script" patch on the mailing list.

Vlad

On 3/21/19 1:40 AM, Vlad-Andrei BĂDOIU (78692) wrote:
> This patch introduces a new type of constructors for the unikraft
> internal libraries. The old constructors are now used as
> application constructors (eg. for the C++ standard library) and
> called before entering main.
>
> This patch is based on a the work done by Simon Kuenzer from
> here [1].
>
> This patch series adds an array called ukplat_ctortab to the
> Unikraft binaries. This array is NULL-terminated and contains
> function pointers to constructors. It is populated during link
> time.
>
> Libraries can register a function to it by using the new macro
> called UK_CTOR_FUNC (provided with include/uk/ctors.h).
>
> [1] 
> https://lists.xenproject.org/archives/html/minios-devel/2018-02/msg00066.html
>
> Vlad-Andrei Badoiu (3):
>    plat/*: Introduce unikraft internal constructors
>    lib/ukboot: Call internal constructors
>    lib,plat/*: Update the existing constructor calls
>
>   include/uk/ctors.h                       | 68 ++++++++++++++++++++++++
>   lib/ukboot/boot.c                        | 26 +++++----
>   lib/ukbus/include/uk/bus.h               | 11 ++--
>   lib/ukswrand/mwc.c                       |  8 +--
>   lib/vfscore/fd.c                         |  5 +-
>   lib/vfscore/main.c                       |  5 +-
>   plat/common/include/pci/pci_bus.h        |  9 +++-
>   plat/common/x86/link64.lds               |  9 ++++
>   plat/drivers/include/virtio/virtio_bus.h | 19 ++++---
>   plat/kvm/arm/link64.lds.S                |  8 +++
>   plat/xen/arm/link32.lds                  |  8 +++
>   plat/xen/include/xenbus/xenbus.h         | 17 +++---
>   12 files changed, 161 insertions(+), 32 deletions(-)
>   create mode 100644 include/uk/ctors.h
>

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