> From: Stephen Hemminger [mailto:step...@networkplumber.org]
> Sent: Saturday, 2 March 2024 17.38
>
> On Sat, 2 Mar 2024 14:05:45 +0100
> Morten Brørup wrote:
>
> > >
> > > > My experience with replacing rte_memcpy() with memcpy() (or vice
> > > versa)
> > > > is mixed.
> > > >
> > > > I've als
On Sat, 2 Mar 2024 14:05:45 +0100
Morten Brørup wrote:
> >
> > > My experience with replacing rte_memcpy() with memcpy() (or vice
> > versa)
> > > is mixed.
> > >
> > > I've also tried just dropping the DPDK-custom memcpy() implementation
> > > altogether, and that caused a performance dro
On Sat, 2 Mar 2024 13:01:51 +0100
Mattias Rönnblom wrote:
> I ran some DSW benchmarks, and if you add
>
> diff --git a/lib/eal/x86/include/rte_memcpy.h
> b/lib/eal/x86/include/rte_memcpy.h
> index 72a92290e0..64cd82d78d 100644
> --- a/lib/eal/x86/include/rte_memcpy.h
> +++ b/lib/eal/x86/include
> From: Mattias Rönnblom [mailto:hof...@lysator.liu.se]
> Sent: Saturday, 2 March 2024 13.02
>
> On 2024-03-02 12:14, Mattias Rönnblom wrote:
> > On 2024-03-01 18:14, Stephen Hemminger wrote:
> >> The DPDK has a lot of "cargo cult" usage of rte_memcpy.
> >> This patch set replaces cases where rte_
On 2024-03-02 12:14, Mattias Rönnblom wrote:
On 2024-03-01 18:14, Stephen Hemminger wrote:
The DPDK has a lot of "cargo cult" usage of rte_memcpy.
This patch set replaces cases where rte_memcpy is used with a fixed
size constant size.
Typical example is:
rte_memcpy(mac_addrs, mac.addr_bytes
On 2024-03-01 18:14, Stephen Hemminger wrote:
The DPDK has a lot of "cargo cult" usage of rte_memcpy.
This patch set replaces cases where rte_memcpy is used with a fixed
size constant size.
Typical example is:
rte_memcpy(mac_addrs, mac.addr_bytes, RTE_ETHER_ADDR_LEN);
which can be replac
On Fri, Mar 01, 2024 at 09:14:56AM -0800, Stephen Hemminger wrote:
> The DPDK has a lot of "cargo cult" usage of rte_memcpy.
> This patch set replaces cases where rte_memcpy is used with a fixed
> size constant size.
>
> Typical example is:
> rte_memcpy(mac_addrs, mac.addr_bytes, RTE_ETHER_A
The DPDK has a lot of "cargo cult" usage of rte_memcpy.
This patch set replaces cases where rte_memcpy is used with a fixed
size constant size.
Typical example is:
rte_memcpy(mac_addrs, mac.addr_bytes, RTE_ETHER_ADDR_LEN);
which can be replaced with:
memcpy(mac_addrs, mac.addr_byte
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