On Thu, Jun 10, 2021 at 2:19 PM Maxime Coquelin <mcoqu...@redhat.com> wrote:
> > __rte_alloc_size is mapped to compiler alloc_size attribute.
> >
> > Quoting gcc documentation:
> > """
> > alloc_size
> > The alloc_size attribute is used to tell the compiler that the
> > function return value points to memory, where the size is given by
> > one or two of the functions parameters. GCC uses this information
> > to improve the correctness of __builtin_object_size.
> >
> > The function parameter(s) denoting the allocated size are specified
> > by one or two integer arguments supplied to the attribute.
> > The allocated size is either the value of the single function
> > argument specified or the product of the two function arguments
> > specified. Argument numbering starts at one.
> > """
> >
> > In rte_realloc_socket case, only 'size' matters.
> >
> > Note: this has been spotted by Maxime trying to use rte_realloc_socket
> > and compiling with gcc 11.
> >
> > Fixes: 17b347dab769 ("malloc: add alloc_size attribute to functions")
> > Cc: sta...@dpdk.org
> >
> > Signed-off-by: David Marchand <david.march...@redhat.com>
> Tested-by: Maxime Coquelin <maxime.coque...@redhat.com>
Applied.
--
David Marchand
