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ucode-mod-bpf: add support for passing classid for tc attached programs
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Signed-off-by: Felix Fietkau <nbd@nbd.name>
This commit is contained in:
Felix Fietkau 2025-07-31 17:31:13 +02:00
parent 9ec4060962
commit 8873e26c68
1 changed files with 5 additions and 3 deletions
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8
package/utils/ucode-mod-bpf/src/bpf.c
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@ -620,7 +620,7 @@ uc_bpf_map_pin(uc_vm_t *vm, size_t nargs)
static uc_value_t * static uc_value_t *
uc_bpf_set_tc_hook(uc_value_t *ifname, uc_value_t *type, uc_value_t *prio, uc_bpf_set_tc_hook(uc_value_t *ifname, uc_value_t *type, uc_value_t *prio,
int fd) uc_value_t *classid, int fd)
{ {
DECLARE_LIBBPF_OPTS(bpf_tc_hook, hook); DECLARE_LIBBPF_OPTS(bpf_tc_hook, hook);
DECLARE_LIBBPF_OPTS(bpf_tc_opts, attach_tc, DECLARE_LIBBPF_OPTS(bpf_tc_opts, attach_tc,
@ -657,6 +657,7 @@ uc_bpf_set_tc_hook(uc_value_t *ifname, uc_value_t *type, uc_value_t *prio,
goto out; goto out;
attach_tc.prog_fd = fd; attach_tc.prog_fd = fd;
attach_tc.classid = ucv_int64_get(classid);
if (bpf_tc_attach(&hook, &attach_tc) < 0) if (bpf_tc_attach(&hook, &attach_tc) < 0)
goto error; goto error;
@ -676,11 +677,12 @@ uc_bpf_program_tc_attach(uc_vm_t *vm, size_t nargs)
uc_value_t *ifname = uc_fn_arg(0); uc_value_t *ifname = uc_fn_arg(0);
uc_value_t *type = uc_fn_arg(1); uc_value_t *type = uc_fn_arg(1);
uc_value_t *prio = uc_fn_arg(2); uc_value_t *prio = uc_fn_arg(2);
uc_value_t *classid = uc_fn_arg(3);
if (!f) if (!f)
err_return(EINVAL, NULL); err_return(EINVAL, NULL);
return uc_bpf_set_tc_hook(ifname, type, prio, f->fd); return uc_bpf_set_tc_hook(ifname, type, prio, classid, f->fd);
} }
static uc_value_t * static uc_value_t *
@ -690,7 +692,7 @@ uc_bpf_tc_detach(uc_vm_t *vm, size_t nargs)
uc_value_t *type = uc_fn_arg(1); uc_value_t *type = uc_fn_arg(1);
uc_value_t *prio = uc_fn_arg(2); uc_value_t *prio = uc_fn_arg(2);
return uc_bpf_set_tc_hook(ifname, type, prio, -1); return uc_bpf_set_tc_hook(ifname, type, prio, NULL, -1);
} }
static int static int