* [PATCH iproute2-next] bpf: support map offload
@ 2018-01-17 7:50 Jakub Kicinski
2018-01-17 9:09 ` Daniel Borkmann
2018-01-19 20:36 ` David Ahern
0 siblings, 2 replies; 3+ messages in thread
From: Jakub Kicinski @ 2018-01-17 7:50 UTC (permalink / raw)
To: dsahern, stephen, daniel; +Cc: netdev, oss-drivers, Jakub Kicinski
When program is loaded with a specified ifindex, use that
ifindex also when creating maps.
Signed-off-by: Jakub Kicinski <jakub.kicinski@netronome.com>
---
lib/bpf.c | 7 +++++--
1 file changed, 5 insertions(+), 2 deletions(-)
diff --git a/lib/bpf.c b/lib/bpf.c
index d32f1b808180..2db151e4dd3c 100644
--- a/lib/bpf.c
+++ b/lib/bpf.c
@@ -1208,7 +1208,7 @@ static int bpf_log_realloc(struct bpf_elf_ctx *ctx)
static int bpf_map_create(enum bpf_map_type type, uint32_t size_key,
uint32_t size_value, uint32_t max_elem,
- uint32_t flags, int inner_fd)
+ uint32_t flags, int inner_fd, uint32_t ifindex)
{
union bpf_attr attr = {};
@@ -1218,6 +1218,7 @@ static int bpf_map_create(enum bpf_map_type type, uint32_t size_key,
attr.max_entries = max_elem;
attr.map_flags = flags;
attr.inner_map_fd = inner_fd;
+ attr.map_ifindex = ifindex;
return bpf(BPF_MAP_CREATE, &attr, sizeof(attr));
}
@@ -1632,7 +1633,9 @@ static int bpf_map_attach(const char *name, struct bpf_elf_ctx *ctx,
errno = 0;
fd = bpf_map_create(map->type, map->size_key, map->size_value,
- map->max_elem, map->flags, map_inner_fd);
+ map->max_elem, map->flags, map_inner_fd,
+ ctx->ifindex);
+
if (fd < 0 || ctx->verbose) {
bpf_map_report(fd, name, map, ctx, map_inner_fd);
if (fd < 0)
--
2.15.1
^ permalink raw reply related [flat|nested] 3+ messages in thread
* Re: [PATCH iproute2-next] bpf: support map offload
2018-01-17 7:50 [PATCH iproute2-next] bpf: support map offload Jakub Kicinski
@ 2018-01-17 9:09 ` Daniel Borkmann
2018-01-19 20:36 ` David Ahern
1 sibling, 0 replies; 3+ messages in thread
From: Daniel Borkmann @ 2018-01-17 9:09 UTC (permalink / raw)
To: Jakub Kicinski, dsahern, stephen; +Cc: netdev, oss-drivers
On 01/17/2018 08:50 AM, Jakub Kicinski wrote:
> When program is loaded with a specified ifindex, use that
> ifindex also when creating maps.
>
> Signed-off-by: Jakub Kicinski <jakub.kicinski@netronome.com>
Acked-by: Daniel Borkmann <daniel@iogearbox.net>
^ permalink raw reply [flat|nested] 3+ messages in thread
* Re: [PATCH iproute2-next] bpf: support map offload
2018-01-17 7:50 [PATCH iproute2-next] bpf: support map offload Jakub Kicinski
2018-01-17 9:09 ` Daniel Borkmann
@ 2018-01-19 20:36 ` David Ahern
1 sibling, 0 replies; 3+ messages in thread
From: David Ahern @ 2018-01-19 20:36 UTC (permalink / raw)
To: Jakub Kicinski, stephen, daniel; +Cc: netdev, oss-drivers
On 1/16/18 11:50 PM, Jakub Kicinski wrote:
> When program is loaded with a specified ifindex, use that
> ifindex also when creating maps.
>
> Signed-off-by: Jakub Kicinski <jakub.kicinski@netronome.com>
> ---
> lib/bpf.c | 7 +++++--
> 1 file changed, 5 insertions(+), 2 deletions(-)
>
applied to iproute2-next
^ permalink raw reply [flat|nested] 3+ messages in thread
end of thread, other threads:[~2018-01-19 20:36 UTC | newest]
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