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Diffstat (limited to 'arch/s390')
-rw-r--r--arch/s390/net/bpf_jit_comp.c163
1 files changed, 78 insertions, 85 deletions
diff --git a/arch/s390/net/bpf_jit_comp.c b/arch/s390/net/bpf_jit_comp.c
index e9f8fa9337fe..a2cbd875543a 100644
--- a/arch/s390/net/bpf_jit_comp.c
+++ b/arch/s390/net/bpf_jit_comp.c
@@ -269,27 +269,17 @@ static void bpf_jit_noleaks(struct bpf_jit *jit, struct sock_filter *filter)
EMIT4(0xa7c80000);
/* Clear A if the first register does not set it. */
switch (filter[0].code) {
- case BPF_S_LD_W_ABS:
- case BPF_S_LD_H_ABS:
- case BPF_S_LD_B_ABS:
- case BPF_S_LD_W_LEN:
- case BPF_S_LD_W_IND:
- case BPF_S_LD_H_IND:
- case BPF_S_LD_B_IND:
- case BPF_S_LD_IMM:
- case BPF_S_LD_MEM:
- case BPF_S_MISC_TXA:
- case BPF_S_ANC_PROTOCOL:
- case BPF_S_ANC_PKTTYPE:
- case BPF_S_ANC_IFINDEX:
- case BPF_S_ANC_MARK:
- case BPF_S_ANC_QUEUE:
- case BPF_S_ANC_HATYPE:
- case BPF_S_ANC_RXHASH:
- case BPF_S_ANC_CPU:
- case BPF_S_ANC_VLAN_TAG:
- case BPF_S_ANC_VLAN_TAG_PRESENT:
- case BPF_S_RET_K:
+ case BPF_LD | BPF_W | BPF_ABS:
+ case BPF_LD | BPF_H | BPF_ABS:
+ case BPF_LD | BPF_B | BPF_ABS:
+ case BPF_LD | BPF_W | BPF_LEN:
+ case BPF_LD | BPF_W | BPF_IND:
+ case BPF_LD | BPF_H | BPF_IND:
+ case BPF_LD | BPF_B | BPF_IND:
+ case BPF_LD | BPF_IMM:
+ case BPF_LD | BPF_MEM:
+ case BPF_MISC | BPF_TXA:
+ case BPF_RET | BPF_K:
/* first instruction sets A register */
break;
default: /* A = 0 */
@@ -304,15 +294,18 @@ static int bpf_jit_insn(struct bpf_jit *jit, struct sock_filter *filter,
unsigned int K;
int offset;
unsigned int mask;
+ u16 code;
K = filter->k;
- switch (filter->code) {
- case BPF_S_ALU_ADD_X: /* A += X */
+ code = bpf_anc_helper(filter);
+
+ switch (code) {
+ case BPF_ALU | BPF_ADD | BPF_X: /* A += X */
jit->seen |= SEEN_XREG;
/* ar %r5,%r12 */
EMIT2(0x1a5c);
break;
- case BPF_S_ALU_ADD_K: /* A += K */
+ case BPF_ALU | BPF_ADD | BPF_K: /* A += K */
if (!K)
break;
if (K <= 16383)
@@ -325,12 +318,12 @@ static int bpf_jit_insn(struct bpf_jit *jit, struct sock_filter *filter,
/* a %r5,<d(K)>(%r13) */
EMIT4_DISP(0x5a50d000, EMIT_CONST(K));
break;
- case BPF_S_ALU_SUB_X: /* A -= X */
+ case BPF_ALU | BPF_SUB | BPF_X: /* A -= X */
jit->seen |= SEEN_XREG;
/* sr %r5,%r12 */
EMIT2(0x1b5c);
break;
- case BPF_S_ALU_SUB_K: /* A -= K */
+ case BPF_ALU | BPF_SUB | BPF_K: /* A -= K */
if (!K)
break;
if (K <= 16384)
@@ -343,12 +336,12 @@ static int bpf_jit_insn(struct bpf_jit *jit, struct sock_filter *filter,
/* s %r5,<d(K)>(%r13) */
EMIT4_DISP(0x5b50d000, EMIT_CONST(K));
break;
- case BPF_S_ALU_MUL_X: /* A *= X */
+ case BPF_ALU | BPF_MUL | BPF_X: /* A *= X */
jit->seen |= SEEN_XREG;
/* msr %r5,%r12 */
EMIT4(0xb252005c);
break;
- case BPF_S_ALU_MUL_K: /* A *= K */
+ case BPF_ALU | BPF_MUL | BPF_K: /* A *= K */
if (K <= 16383)
/* mhi %r5,K */
EMIT4_IMM(0xa75c0000, K);
@@ -359,7 +352,7 @@ static int bpf_jit_insn(struct bpf_jit *jit, struct sock_filter *filter,
/* ms %r5,<d(K)>(%r13) */
EMIT4_DISP(0x7150d000, EMIT_CONST(K));
break;
- case BPF_S_ALU_DIV_X: /* A /= X */
+ case BPF_ALU | BPF_DIV | BPF_X: /* A /= X */
jit->seen |= SEEN_XREG | SEEN_RET0;
/* ltr %r12,%r12 */
EMIT2(0x12cc);
@@ -370,7 +363,7 @@ static int bpf_jit_insn(struct bpf_jit *jit, struct sock_filter *filter,
/* dlr %r4,%r12 */
EMIT4(0xb997004c);
break;
- case BPF_S_ALU_DIV_K: /* A /= K */
+ case BPF_ALU | BPF_DIV | BPF_K: /* A /= K */
if (K == 1)
break;
/* lhi %r4,0 */
@@ -378,7 +371,7 @@ static int bpf_jit_insn(struct bpf_jit *jit, struct sock_filter *filter,
/* dl %r4,<d(K)>(%r13) */
EMIT6_DISP(0xe340d000, 0x0097, EMIT_CONST(K));
break;
- case BPF_S_ALU_MOD_X: /* A %= X */
+ case BPF_ALU | BPF_MOD | BPF_X: /* A %= X */
jit->seen |= SEEN_XREG | SEEN_RET0;
/* ltr %r12,%r12 */
EMIT2(0x12cc);
@@ -391,7 +384,7 @@ static int bpf_jit_insn(struct bpf_jit *jit, struct sock_filter *filter,
/* lr %r5,%r4 */
EMIT2(0x1854);
break;
- case BPF_S_ALU_MOD_K: /* A %= K */
+ case BPF_ALU | BPF_MOD | BPF_K: /* A %= K */
if (K == 1) {
/* lhi %r5,0 */
EMIT4(0xa7580000);
@@ -404,12 +397,12 @@ static int bpf_jit_insn(struct bpf_jit *jit, struct sock_filter *filter,
/* lr %r5,%r4 */
EMIT2(0x1854);
break;
- case BPF_S_ALU_AND_X: /* A &= X */
+ case BPF_ALU | BPF_AND | BPF_X: /* A &= X */
jit->seen |= SEEN_XREG;
/* nr %r5,%r12 */
EMIT2(0x145c);
break;
- case BPF_S_ALU_AND_K: /* A &= K */
+ case BPF_ALU | BPF_AND | BPF_K: /* A &= K */
if (test_facility(21))
/* nilf %r5,<K> */
EMIT6_IMM(0xc05b0000, K);
@@ -417,12 +410,12 @@ static int bpf_jit_insn(struct bpf_jit *jit, struct sock_filter *filter,
/* n %r5,<d(K)>(%r13) */
EMIT4_DISP(0x5450d000, EMIT_CONST(K));
break;
- case BPF_S_ALU_OR_X: /* A |= X */
+ case BPF_ALU | BPF_OR | BPF_X: /* A |= X */
jit->seen |= SEEN_XREG;
/* or %r5,%r12 */
EMIT2(0x165c);
break;
- case BPF_S_ALU_OR_K: /* A |= K */
+ case BPF_ALU | BPF_OR | BPF_K: /* A |= K */
if (test_facility(21))
/* oilf %r5,<K> */
EMIT6_IMM(0xc05d0000, K);
@@ -430,55 +423,55 @@ static int bpf_jit_insn(struct bpf_jit *jit, struct sock_filter *filter,
/* o %r5,<d(K)>(%r13) */
EMIT4_DISP(0x5650d000, EMIT_CONST(K));
break;
- case BPF_S_ANC_ALU_XOR_X: /* A ^= X; */
- case BPF_S_ALU_XOR_X:
+ case BPF_ANC | SKF_AD_ALU_XOR_X: /* A ^= X; */
+ case BPF_ALU | BPF_XOR | BPF_X:
jit->seen |= SEEN_XREG;
/* xr %r5,%r12 */
EMIT2(0x175c);
break;
- case BPF_S_ALU_XOR_K: /* A ^= K */
+ case BPF_ALU | BPF_XOR | BPF_K: /* A ^= K */
if (!K)
break;
/* x %r5,<d(K)>(%r13) */
EMIT4_DISP(0x5750d000, EMIT_CONST(K));
break;
- case BPF_S_ALU_LSH_X: /* A <<= X; */
+ case BPF_ALU | BPF_LSH | BPF_X: /* A <<= X; */
jit->seen |= SEEN_XREG;
/* sll %r5,0(%r12) */
EMIT4(0x8950c000);
break;
- case BPF_S_ALU_LSH_K: /* A <<= K */
+ case BPF_ALU | BPF_LSH | BPF_K: /* A <<= K */
if (K == 0)
break;
/* sll %r5,K */
EMIT4_DISP(0x89500000, K);
break;
- case BPF_S_ALU_RSH_X: /* A >>= X; */
+ case BPF_ALU | BPF_RSH | BPF_X: /* A >>= X; */
jit->seen |= SEEN_XREG;
/* srl %r5,0(%r12) */
EMIT4(0x8850c000);
break;
- case BPF_S_ALU_RSH_K: /* A >>= K; */
+ case BPF_ALU | BPF_RSH | BPF_K: /* A >>= K; */
if (K == 0)
break;
/* srl %r5,K */
EMIT4_DISP(0x88500000, K);
break;
- case BPF_S_ALU_NEG: /* A = -A */
+ case BPF_ALU | BPF_NEG: /* A = -A */
/* lnr %r5,%r5 */
EMIT2(0x1155);
break;
- case BPF_S_JMP_JA: /* ip += K */
+ case BPF_JMP | BPF_JA: /* ip += K */
offset = addrs[i + K] + jit->start - jit->prg;
EMIT4_PCREL(0xa7f40000, offset);
break;
- case BPF_S_JMP_JGT_K: /* ip += (A > K) ? jt : jf */
+ case BPF_JMP | BPF_JGT | BPF_K: /* ip += (A > K) ? jt : jf */
mask = 0x200000; /* jh */
goto kbranch;
- case BPF_S_JMP_JGE_K: /* ip += (A >= K) ? jt : jf */
+ case BPF_JMP | BPF_JGE | BPF_K: /* ip += (A >= K) ? jt : jf */
mask = 0xa00000; /* jhe */
goto kbranch;
- case BPF_S_JMP_JEQ_K: /* ip += (A == K) ? jt : jf */
+ case BPF_JMP | BPF_JEQ | BPF_K: /* ip += (A == K) ? jt : jf */
mask = 0x800000; /* je */
kbranch: /* Emit compare if the branch targets are different */
if (filter->jt != filter->jf) {
@@ -511,7 +504,7 @@ branch: if (filter->jt == filter->jf) {
EMIT4_PCREL(0xa7040000 | (mask ^ 0xf00000), offset);
}
break;
- case BPF_S_JMP_JSET_K: /* ip += (A & K) ? jt : jf */
+ case BPF_JMP | BPF_JSET | BPF_K: /* ip += (A & K) ? jt : jf */
mask = 0x700000; /* jnz */
/* Emit test if the branch targets are different */
if (filter->jt != filter->jf) {
@@ -525,13 +518,13 @@ branch: if (filter->jt == filter->jf) {
EMIT4_IMM(0xa7510000, K);
}
goto branch;
- case BPF_S_JMP_JGT_X: /* ip += (A > X) ? jt : jf */
+ case BPF_JMP | BPF_JGT | BPF_X: /* ip += (A > X) ? jt : jf */
mask = 0x200000; /* jh */
goto xbranch;
- case BPF_S_JMP_JGE_X: /* ip += (A >= X) ? jt : jf */
+ case BPF_JMP | BPF_JGE | BPF_X: /* ip += (A >= X) ? jt : jf */
mask = 0xa00000; /* jhe */
goto xbranch;
- case BPF_S_JMP_JEQ_X: /* ip += (A == X) ? jt : jf */
+ case BPF_JMP | BPF_JEQ | BPF_X: /* ip += (A == X) ? jt : jf */
mask = 0x800000; /* je */
xbranch: /* Emit compare if the branch targets are different */
if (filter->jt != filter->jf) {
@@ -540,7 +533,7 @@ xbranch: /* Emit compare if the branch targets are different */
EMIT2(0x195c);
}
goto branch;
- case BPF_S_JMP_JSET_X: /* ip += (A & X) ? jt : jf */
+ case BPF_JMP | BPF_JSET | BPF_X: /* ip += (A & X) ? jt : jf */
mask = 0x700000; /* jnz */
/* Emit test if the branch targets are different */
if (filter->jt != filter->jf) {
@@ -551,15 +544,15 @@ xbranch: /* Emit compare if the branch targets are different */
EMIT2(0x144c);
}
goto branch;
- case BPF_S_LD_W_ABS: /* A = *(u32 *) (skb->data+K) */
+ case BPF_LD | BPF_W | BPF_ABS: /* A = *(u32 *) (skb->data+K) */
jit->seen |= SEEN_DATAREF | SEEN_RET0 | SEEN_LOAD_WORD;
offset = jit->off_load_word;
goto load_abs;
- case BPF_S_LD_H_ABS: /* A = *(u16 *) (skb->data+K) */
+ case BPF_LD | BPF_H | BPF_ABS: /* A = *(u16 *) (skb->data+K) */
jit->seen |= SEEN_DATAREF | SEEN_RET0 | SEEN_LOAD_HALF;
offset = jit->off_load_half;
goto load_abs;
- case BPF_S_LD_B_ABS: /* A = *(u8 *) (skb->data+K) */
+ case BPF_LD | BPF_B | BPF_ABS: /* A = *(u8 *) (skb->data+K) */
jit->seen |= SEEN_DATAREF | SEEN_RET0 | SEEN_LOAD_BYTE;
offset = jit->off_load_byte;
load_abs: if ((int) K < 0)
@@ -573,19 +566,19 @@ call_fn: /* lg %r1,<d(function)>(%r13) */
/* jnz <ret0> */
EMIT4_PCREL(0xa7740000, (jit->ret0_ip - jit->prg));
break;
- case BPF_S_LD_W_IND: /* A = *(u32 *) (skb->data+K+X) */
+ case BPF_LD | BPF_W | BPF_IND: /* A = *(u32 *) (skb->data+K+X) */
jit->seen |= SEEN_DATAREF | SEEN_RET0 | SEEN_LOAD_IWORD;
offset = jit->off_load_iword;
goto call_fn;
- case BPF_S_LD_H_IND: /* A = *(u16 *) (skb->data+K+X) */
+ case BPF_LD | BPF_H | BPF_IND: /* A = *(u16 *) (skb->data+K+X) */
jit->seen |= SEEN_DATAREF | SEEN_RET0 | SEEN_LOAD_IHALF;
offset = jit->off_load_ihalf;
goto call_fn;
- case BPF_S_LD_B_IND: /* A = *(u8 *) (skb->data+K+X) */
+ case BPF_LD | BPF_B | BPF_IND: /* A = *(u8 *) (skb->data+K+X) */
jit->seen |= SEEN_DATAREF | SEEN_RET0 | SEEN_LOAD_IBYTE;
offset = jit->off_load_ibyte;
goto call_fn;
- case BPF_S_LDX_B_MSH:
+ case BPF_LDX | BPF_B | BPF_MSH:
/* X = (*(u8 *)(skb->data+K) & 0xf) << 2 */
jit->seen |= SEEN_RET0;
if ((int) K < 0) {
@@ -596,17 +589,17 @@ call_fn: /* lg %r1,<d(function)>(%r13) */
jit->seen |= SEEN_DATAREF | SEEN_LOAD_BMSH;
offset = jit->off_load_bmsh;
goto call_fn;
- case BPF_S_LD_W_LEN: /* A = skb->len; */
+ case BPF_LD | BPF_W | BPF_LEN: /* A = skb->len; */
BUILD_BUG_ON(FIELD_SIZEOF(struct sk_buff, len) != 4);
/* l %r5,<d(len)>(%r2) */
EMIT4_DISP(0x58502000, offsetof(struct sk_buff, len));
break;
- case BPF_S_LDX_W_LEN: /* X = skb->len; */
+ case BPF_LDX | BPF_W | BPF_LEN: /* X = skb->len; */
jit->seen |= SEEN_XREG;
/* l %r12,<d(len)>(%r2) */
EMIT4_DISP(0x58c02000, offsetof(struct sk_buff, len));
break;
- case BPF_S_LD_IMM: /* A = K */
+ case BPF_LD | BPF_IMM: /* A = K */
if (K <= 16383)
/* lhi %r5,K */
EMIT4_IMM(0xa7580000, K);
@@ -617,7 +610,7 @@ call_fn: /* lg %r1,<d(function)>(%r13) */
/* l %r5,<d(K)>(%r13) */
EMIT4_DISP(0x5850d000, EMIT_CONST(K));
break;
- case BPF_S_LDX_IMM: /* X = K */
+ case BPF_LDX | BPF_IMM: /* X = K */
jit->seen |= SEEN_XREG;
if (K <= 16383)
/* lhi %r12,<K> */
@@ -629,29 +622,29 @@ call_fn: /* lg %r1,<d(function)>(%r13) */
/* l %r12,<d(K)>(%r13) */
EMIT4_DISP(0x58c0d000, EMIT_CONST(K));
break;
- case BPF_S_LD_MEM: /* A = mem[K] */
+ case BPF_LD | BPF_MEM: /* A = mem[K] */
jit->seen |= SEEN_MEM;
/* l %r5,<K>(%r15) */
EMIT4_DISP(0x5850f000,
(jit->seen & SEEN_DATAREF) ? 160 + K*4 : K*4);
break;
- case BPF_S_LDX_MEM: /* X = mem[K] */
+ case BPF_LDX | BPF_MEM: /* X = mem[K] */
jit->seen |= SEEN_XREG | SEEN_MEM;
/* l %r12,<K>(%r15) */
EMIT4_DISP(0x58c0f000,
(jit->seen & SEEN_DATAREF) ? 160 + K*4 : K*4);
break;
- case BPF_S_MISC_TAX: /* X = A */
+ case BPF_MISC | BPF_TAX: /* X = A */
jit->seen |= SEEN_XREG;
/* lr %r12,%r5 */
EMIT2(0x18c5);
break;
- case BPF_S_MISC_TXA: /* A = X */
+ case BPF_MISC | BPF_TXA: /* A = X */
jit->seen |= SEEN_XREG;
/* lr %r5,%r12 */
EMIT2(0x185c);
break;
- case BPF_S_RET_K:
+ case BPF_RET | BPF_K:
if (K == 0) {
jit->seen |= SEEN_RET0;
if (last)
@@ -671,33 +664,33 @@ call_fn: /* lg %r1,<d(function)>(%r13) */
EMIT4_PCREL(0xa7f40000, jit->exit_ip - jit->prg);
}
break;
- case BPF_S_RET_A:
+ case BPF_RET | BPF_A:
/* llgfr %r2,%r5 */
EMIT4(0xb9160025);
/* j <exit> */
EMIT4_PCREL(0xa7f40000, jit->exit_ip - jit->prg);
break;
- case BPF_S_ST: /* mem[K] = A */
+ case BPF_ST: /* mem[K] = A */
jit->seen |= SEEN_MEM;
/* st %r5,<K>(%r15) */
EMIT4_DISP(0x5050f000,
(jit->seen & SEEN_DATAREF) ? 160 + K*4 : K*4);
break;
- case BPF_S_STX: /* mem[K] = X : mov %ebx,off8(%rbp) */
+ case BPF_STX: /* mem[K] = X : mov %ebx,off8(%rbp) */
jit->seen |= SEEN_XREG | SEEN_MEM;
/* st %r12,<K>(%r15) */
EMIT4_DISP(0x50c0f000,
(jit->seen & SEEN_DATAREF) ? 160 + K*4 : K*4);
break;
- case BPF_S_ANC_PROTOCOL: /* A = ntohs(skb->protocol); */
+ case BPF_ANC | SKF_AD_PROTOCOL: /* A = ntohs(skb->protocol); */
BUILD_BUG_ON(FIELD_SIZEOF(struct sk_buff, protocol) != 2);
/* lhi %r5,0 */
EMIT4(0xa7580000);
/* icm %r5,3,<d(protocol)>(%r2) */
EMIT4_DISP(0xbf532000, offsetof(struct sk_buff, protocol));
break;
- case BPF_S_ANC_IFINDEX: /* if (!skb->dev) return 0;
- * A = skb->dev->ifindex */
+ case BPF_ANC | SKF_AD_IFINDEX: /* if (!skb->dev) return 0;
+ * A = skb->dev->ifindex */
BUILD_BUG_ON(FIELD_SIZEOF(struct net_device, ifindex) != 4);
jit->seen |= SEEN_RET0;
/* lg %r1,<d(dev)>(%r2) */
@@ -709,20 +702,20 @@ call_fn: /* lg %r1,<d(function)>(%r13) */
/* l %r5,<d(ifindex)>(%r1) */
EMIT4_DISP(0x58501000, offsetof(struct net_device, ifindex));
break;
- case BPF_S_ANC_MARK: /* A = skb->mark */
+ case BPF_ANC | SKF_AD_MARK: /* A = skb->mark */
BUILD_BUG_ON(FIELD_SIZEOF(struct sk_buff, mark) != 4);
/* l %r5,<d(mark)>(%r2) */
EMIT4_DISP(0x58502000, offsetof(struct sk_buff, mark));
break;
- case BPF_S_ANC_QUEUE: /* A = skb->queue_mapping */
+ case BPF_ANC | SKF_AD_QUEUE: /* A = skb->queue_mapping */
BUILD_BUG_ON(FIELD_SIZEOF(struct sk_buff, queue_mapping) != 2);
/* lhi %r5,0 */
EMIT4(0xa7580000);
/* icm %r5,3,<d(queue_mapping)>(%r2) */
EMIT4_DISP(0xbf532000, offsetof(struct sk_buff, queue_mapping));
break;
- case BPF_S_ANC_HATYPE: /* if (!skb->dev) return 0;
- * A = skb->dev->type */
+ case BPF_ANC | SKF_AD_HATYPE: /* if (!skb->dev) return 0;
+ * A = skb->dev->type */
BUILD_BUG_ON(FIELD_SIZEOF(struct net_device, type) != 2);
jit->seen |= SEEN_RET0;
/* lg %r1,<d(dev)>(%r2) */
@@ -736,20 +729,20 @@ call_fn: /* lg %r1,<d(function)>(%r13) */
/* icm %r5,3,<d(type)>(%r1) */
EMIT4_DISP(0xbf531000, offsetof(struct net_device, type));
break;
- case BPF_S_ANC_RXHASH: /* A = skb->hash */
+ case BPF_ANC | SKF_AD_RXHASH: /* A = skb->hash */
BUILD_BUG_ON(FIELD_SIZEOF(struct sk_buff, hash) != 4);
/* l %r5,<d(hash)>(%r2) */
EMIT4_DISP(0x58502000, offsetof(struct sk_buff, hash));
break;
- case BPF_S_ANC_VLAN_TAG:
- case BPF_S_ANC_VLAN_TAG_PRESENT:
+ case BPF_ANC | SKF_AD_VLAN_TAG:
+ case BPF_ANC | SKF_AD_VLAN_TAG_PRESENT:
BUILD_BUG_ON(FIELD_SIZEOF(struct sk_buff, vlan_tci) != 2);
BUILD_BUG_ON(VLAN_TAG_PRESENT != 0x1000);
/* lhi %r5,0 */
EMIT4(0xa7580000);
/* icm %r5,3,<d(vlan_tci)>(%r2) */
EMIT4_DISP(0xbf532000, offsetof(struct sk_buff, vlan_tci));
- if (filter->code == BPF_S_ANC_VLAN_TAG) {
+ if (code == (BPF_ANC | SKF_AD_VLAN_TAG)) {
/* nill %r5,0xefff */
EMIT4_IMM(0xa5570000, ~VLAN_TAG_PRESENT);
} else {
@@ -759,7 +752,7 @@ call_fn: /* lg %r1,<d(function)>(%r13) */
EMIT4_DISP(0x88500000, 12);
}
break;
- case BPF_S_ANC_PKTTYPE:
+ case BPF_ANC | SKF_AD_PKTTYPE:
if (pkt_type_offset < 0)
goto out;
/* lhi %r5,0 */
@@ -769,7 +762,7 @@ call_fn: /* lg %r1,<d(function)>(%r13) */
/* srl %r5,5 */
EMIT4_DISP(0x88500000, 5);
break;
- case BPF_S_ANC_CPU: /* A = smp_processor_id() */
+ case BPF_ANC | SKF_AD_CPU: /* A = smp_processor_id() */
#ifdef CONFIG_SMP
/* l %r5,<d(cpu_nr)> */
EMIT4_DISP(0x58500000, offsetof(struct _lowcore, cpu_nr));
generated by cgit v1.2.3 (git 2.39.0) at 2024-12-28 05:50:36 +0300