diff --git a/drivers/net/ethernet/netronome/nfp/bpf/jit.c b/drivers/net/ethernet/netronome/nfp/bpf/jit.c index 3a5c747fd12b4..5deebbc18cfd9 100644 --- a/drivers/net/ethernet/netronome/nfp/bpf/jit.c +++ b/drivers/net/ethernet/netronome/nfp/bpf/jit.c @@ -2676,6 +2676,20 @@ static int nfp_bpf_ustore_calc(u64 *prog, unsigned int len) return 0; } +static void nfp_bpf_prog_trim(struct nfp_prog *nfp_prog) +{ + void *prog; + + prog = kvmalloc_array(nfp_prog->prog_len, sizeof(u64), GFP_KERNEL); + if (!prog) + return; + + nfp_prog->__prog_alloc_len = nfp_prog->prog_len * sizeof(u64); + memcpy(prog, nfp_prog->prog, nfp_prog->__prog_alloc_len); + kvfree(nfp_prog->prog); + nfp_prog->prog = prog; +} + int nfp_bpf_jit(struct nfp_prog *nfp_prog) { int ret; @@ -2691,6 +2705,8 @@ int nfp_bpf_jit(struct nfp_prog *nfp_prog) return -EINVAL; } + nfp_bpf_prog_trim(nfp_prog); + return ret; } diff --git a/drivers/net/ethernet/netronome/nfp/bpf/offload.c b/drivers/net/ethernet/netronome/nfp/bpf/offload.c index 5f165e1d7648b..f635605507535 100644 --- a/drivers/net/ethernet/netronome/nfp/bpf/offload.c +++ b/drivers/net/ethernet/netronome/nfp/bpf/offload.c @@ -42,6 +42,7 @@ #include #include #include +#include #include #include @@ -135,7 +136,7 @@ int nfp_bpf_translate(struct nfp_app *app, struct nfp_net *nn, max_instr = nn_readw(nn, NFP_NET_CFG_BPF_MAX_LEN); nfp_prog->__prog_alloc_len = max_instr * sizeof(u64); - nfp_prog->prog = kmalloc(nfp_prog->__prog_alloc_len, GFP_KERNEL); + nfp_prog->prog = kvmalloc(nfp_prog->__prog_alloc_len, GFP_KERNEL); if (!nfp_prog->prog) return -ENOMEM; @@ -147,7 +148,7 @@ int nfp_bpf_destroy(struct nfp_app *app, struct nfp_net *nn, { struct nfp_prog *nfp_prog = prog->aux->offload->dev_priv; - kfree(nfp_prog->prog); + kvfree(nfp_prog->prog); nfp_prog_free(nfp_prog); return 0;