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/openbmc/linux/drivers/net/ethernet/netronome/nfp/bpf/ |
H A D | jit.c | cc0dff6d Tue Jun 26 21:48:52 CDT 2018 Jiong Wang <jiong.wang@netronome.com> nfp: bpf: allow source ptr type be map ptr in memcpy optimization
Map read has been supported on NFP, this patch enables optimization for memcpy from map to packet.
This patch also fixed one latent bug which will cause copying from unexpected address once memcpy for map pointer enabled. The fixed code path was not exercised before.
Reported-by: Mary Pham <mary.pham@netronome.com> Reported-by: David Beckett <david.beckett@netronome.com> Signed-off-by: Jiong Wang <jiong.wang@netronome.com> Reviewed-by: Jakub Kicinski <jakub.kicinski@netronome.com> Acked-by: Song Liu <songliubraving@fb.com> Signed-off-by: Daniel Borkmann <daniel@iogearbox.net> cc0dff6d Tue Jun 26 21:48:52 CDT 2018 Jiong Wang <jiong.wang@netronome.com> nfp: bpf: allow source ptr type be map ptr in memcpy optimization Map read has been supported on NFP, this patch enables optimization for memcpy from map to packet. This patch also fixed one latent bug which will cause copying from unexpected address once memcpy for map pointer enabled. The fixed code path was not exercised before. Reported-by: Mary Pham <mary.pham@netronome.com> Reported-by: David Beckett <david.beckett@netronome.com> Signed-off-by: Jiong Wang <jiong.wang@netronome.com> Reviewed-by: Jakub Kicinski <jakub.kicinski@netronome.com> Acked-by: Song Liu <songliubraving@fb.com> Signed-off-by: Daniel Borkmann <daniel@iogearbox.net>
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