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authorMauro Carvalho Chehab <mchehab@redhat.com>2013-01-11 13:28:19 -0200
committerMauro Carvalho Chehab <mchehab@redhat.com>2013-01-11 13:28:19 -0200
commit734d1ece37fbf3d2ddfc71bc6c69e0fe35f02542 (patch)
treec4805dd7e746b1feb9e09e9849f3245d0b2c0c6b /arch/sparc/net/bpf_jit_comp.c
parent216c82c6aba63eeb49d7654b448e0d47bea255bb (diff)
parent9931faca02c604c22335f5a935a501bb2ace6e20 (diff)
Merge tag 'v3.8-rc3' into v4l_for_linus
Linux 3.8-rc3 * tag 'v3.8-rc3': (11110 commits) Linux 3.8-rc3 mm: reinstante dropped pmd_trans_splitting() check cred: Remove tgcred pointer from struct cred drm/ttm: fix fence locking in ttm_buffer_object_transfer ARM: clps711x: Fix bad merge of clockevents setup ARM: highbank: save and restore L2 cache and GIC on suspend ARM: highbank: add a power request clear ARM: highbank: fix secondary boot and hotplug ARM: highbank: fix typos with hignbank in power request functions ARM: dts: fix highbank cpu mpidr values ARM: dts: add device_type prop to cpu nodes on Calxeda platforms drm/prime: drop reference on imported dma-buf come from gem xen/netfront: improve truesize tracking ARM: mx5: Fix MX53 flexcan2 clock ARM: OMAP2+: am33xx-hwmod: Fix wrongly terminated am33xx_usbss_mpu_irqs array sctp: fix Kconfig bug in default cookie hmac selection EDAC: Cleanup device deregistering path EDAC: Fix EDAC Kconfig menu EDAC: Fix kernel panic on module unloading ALSA: hda - add mute LED for HP Pavilion 17 (Realtek codec) ...
Diffstat (limited to 'arch/sparc/net/bpf_jit_comp.c')
-rw-r--r--arch/sparc/net/bpf_jit_comp.c19
1 files changed, 19 insertions, 0 deletions
diff --git a/arch/sparc/net/bpf_jit_comp.c b/arch/sparc/net/bpf_jit_comp.c
index 28368701ef7..3109ca684a9 100644
--- a/arch/sparc/net/bpf_jit_comp.c
+++ b/arch/sparc/net/bpf_jit_comp.c
@@ -3,6 +3,7 @@
#include <linux/netdevice.h>
#include <linux/filter.h>
#include <linux/cache.h>
+#include <linux/if_vlan.h>
#include <asm/cacheflush.h>
#include <asm/ptrace.h>
@@ -312,6 +313,12 @@ do { *prog++ = BR_OPC | WDISP22(OFF); \
#define emit_addi(R1, IMM, R3) \
*prog++ = (ADD | IMMED | RS1(R1) | S13(IMM) | RD(R3))
+#define emit_and(R1, R2, R3) \
+ *prog++ = (AND | RS1(R1) | RS2(R2) | RD(R3))
+
+#define emit_andi(R1, IMM, R3) \
+ *prog++ = (AND | IMMED | RS1(R1) | S13(IMM) | RD(R3))
+
#define emit_alloc_stack(SZ) \
*prog++ = (SUB | IMMED | RS1(SP) | S13(SZ) | RD(SP))
@@ -415,6 +422,8 @@ void bpf_jit_compile(struct sk_filter *fp)
case BPF_S_ANC_IFINDEX:
case BPF_S_ANC_MARK:
case BPF_S_ANC_RXHASH:
+ case BPF_S_ANC_VLAN_TAG:
+ case BPF_S_ANC_VLAN_TAG_PRESENT:
case BPF_S_ANC_CPU:
case BPF_S_ANC_QUEUE:
case BPF_S_LD_W_ABS:
@@ -600,6 +609,16 @@ void bpf_jit_compile(struct sk_filter *fp)
case BPF_S_ANC_RXHASH:
emit_skb_load32(rxhash, r_A);
break;
+ case BPF_S_ANC_VLAN_TAG:
+ case BPF_S_ANC_VLAN_TAG_PRESENT:
+ emit_skb_load16(vlan_tci, r_A);
+ if (filter[i].code == BPF_S_ANC_VLAN_TAG) {
+ emit_andi(r_A, VLAN_VID_MASK, r_A);
+ } else {
+ emit_loadimm(VLAN_TAG_PRESENT, r_TMP);
+ emit_and(r_A, r_TMP, r_A);
+ }
+ break;
case BPF_S_LD_IMM:
emit_loadimm(K, r_A);