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authorDavid S. Miller <davem@davemloft.net>2017-04-06 07:25:07 -0700
committerDavid S. Miller <davem@davemloft.net>2017-04-06 08:24:51 -0700
commit6f14f443d3e773439fb9cc6f2685ba90d5d026c5 (patch)
treed45c11bba3458a805c4ac766ac85ebcf3c00b1eb /tools/include
parentfaeeb317a5615076dff1ff44b51e862e6064dbd0 (diff)
parentea6b1720ce25f92f7a17b2e0c2b653d20773d10a (diff)
Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net
Mostly simple cases of overlapping changes (adding code nearby, a function whose name changes, for example). Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'tools/include')
-rw-r--r--tools/include/linux/filter.h10
1 files changed, 10 insertions, 0 deletions
diff --git a/tools/include/linux/filter.h b/tools/include/linux/filter.h
index 122153b16ea4..390d7c9685fd 100644
--- a/tools/include/linux/filter.h
+++ b/tools/include/linux/filter.h
@@ -168,6 +168,16 @@
.off = OFF, \
.imm = 0 })
+/* Atomic memory add, *(uint *)(dst_reg + off16) += src_reg */
+
+#define BPF_STX_XADD(SIZE, DST, SRC, OFF) \
+ ((struct bpf_insn) { \
+ .code = BPF_STX | BPF_SIZE(SIZE) | BPF_XADD, \
+ .dst_reg = DST, \
+ .src_reg = SRC, \
+ .off = OFF, \
+ .imm = 0 })
+
/* Memory store, *(uint *) (dst_reg + off16) = imm32 */
#define BPF_ST_MEM(SIZE, DST, OFF, IMM) \