xiaomi-sm8450/android_kernel_xiaomi_sm8450
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

SUNRPC: Refactor recvfrom path dealing with incomplete TCP receives

Browse Source 
Clean up: move exception processing out of the main path.

Signed-off-by: Chuck Lever <chuck.lever@oracle.com>
This commit is contained in:
Chuck Lever
2020-05-20 12:29:13 -04:00
parent 7dae1dd726
commit 6be8c59491
2 changed files with 50 additions and 20 deletions
Download Patch File Download Diff File Expand all files Collapse all files

31
include/trace/events/sunrpc.h
View File

@@ -1503,9 +1503,40 @@ DECLARE_EVENT_CLASS(svcsock_class,
DEFINE_SVCSOCK_EVENT(udp_send);
DEFINE_SVCSOCK_EVENT(tcp_send);
DEFINE_SVCSOCK_EVENT(tcp_recv);
DEFINE_SVCSOCK_EVENT(tcp_recv_eagain);
DEFINE_SVCSOCK_EVENT(tcp_recv_err);
DEFINE_SVCSOCK_EVENT(data_ready);
DEFINE_SVCSOCK_EVENT(write_space);
TRACE_EVENT(svcsock_tcp_recv_short,
TP_PROTO(
const struct svc_xprt *xprt,
u32 expected,
u32 received
),
TP_ARGS(xprt, expected, received),
TP_STRUCT__entry(
__field(u32, expected)
__field(u32, received)
__field(unsigned long, flags)
__string(addr, xprt->xpt_remotebuf)
),
TP_fast_assign(
__entry->expected = expected;
__entry->received = received;
__entry->flags = xprt->xpt_flags;
__assign_str(addr, xprt->xpt_remotebuf);
),
TP_printk("addr=%s flags=%s expected=%u received=%u",
__get_str(addr), show_svc_xprt_flags(__entry->flags),
__entry->expected, __entry->received
)
);
TRACE_EVENT(svcsock_tcp_state,
TP_PROTO(
const struct svc_xprt *xprt,