lkml.org 
[lkml]   [2024]   [Mar]   [28]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
    /
    Date
    SubjectRe: [PATCH net-next v2 0/3] compiler_types: add Endianness-dependent __counted_by_{le,be}
    From
    On 3/27/24 15:22, Alexander Lobakin wrote:
    > Some structures contain flexible arrays at the end and the counter for
    > them, but the counter has explicit Endianness and thus __counted_by()
    > can't be used directly.
    >
    > To increase test coverage for potential problems without breaking
    > anything, introduce __counted_by_{le,be} defined depending on platform's
    > Endianness to either __counted_by() when applicable or noop otherwise.
    > The first user will be virtchnl2.h from idpf just as example with 9 flex
    > structures having Little Endian counters.
    >
    > Maybe it would be a good idea to introduce such attributes on compiler
    > level if possible, but for now let's stop on what we have.
    >
    > Alexander Lobakin (3):
    > compiler_types: add Endianness-dependent __counted_by_{le,be}
    > idpf: make virtchnl2.h self-contained
    > idpf: sprinkle __counted_by{,_le}() in the virtchnl2 header
    >
    > Documentation/conf.py | 2 ++
    > scripts/kernel-doc | 1 +
    > include/linux/compiler_types.h | 11 ++++++++++
    > drivers/net/ethernet/intel/idpf/idpf_txrx.h | 2 ++
    > drivers/net/ethernet/intel/idpf/virtchnl2.h | 24 ++++++++++-----------
    > 5 files changed, 28 insertions(+), 12 deletions(-)
    >
    > ---
    > From v1[0]:
    > * fix compilation of #2 (Jakub);
    > * pick Acked-bys (Gustavo).
    >
    > From RFC[1]:
    >
    > * teach kdoc new attributes (Simon, Kees);
    > * add Acked-by (Kees);
    > * fix a couple typos;
    > * send to net-next (Kees).
    >
    > [0] https://lore.kernel.org/netdev/20240326164116.645718-1-aleksander.lobakin@intel.com
    > [1] https://lore.kernel.org/netdev/20240318130354.2713265-1-aleksander.lobakin@intel.com

    nice,
    Reviewed-by: Przemek Kitszel <przemyslaw.kitszel@intel.com>

    \
     
     \ /
      Last update: 2024-03-28 11:12    [W:3.872 / U:0.016 seconds]
    ©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site