Update Linux to v5.10.109

Sourced from [1]

[1] https://cdn.kernel.org/pub/linux/kernel/v5.x/linux-5.10.109.tar.xz

Change-Id: I19bca9fc6762d4e63bcf3e4cba88bbe560d9c76c
Signed-off-by: Olivier Deprez <olivier.deprez@arm.com>
diff --git a/drivers/infiniband/hw/hfi1/trace.c b/drivers/infiniband/hw/hfi1/trace.c
index 9a3d236..b219ea9 100644
--- a/drivers/infiniband/hw/hfi1/trace.c
+++ b/drivers/infiniband/hw/hfi1/trace.c
@@ -1,5 +1,5 @@
 /*
- * Copyright(c) 2015 - 2018 Intel Corporation.
+ * Copyright(c) 2015 - 2020 Intel Corporation.
  *
  * This file is provided under a dual BSD/GPLv2 license.  When using or
  * redistributing this file, you may do so under either license.
@@ -47,6 +47,7 @@
 #define CREATE_TRACE_POINTS
 #include "trace.h"
 #include "exp_rcv.h"
+#include "ipoib.h"
 
 static u8 __get_ib_hdr_len(struct ib_header *hdr)
 {
@@ -126,6 +127,7 @@
 #define RETH_PRN "reth vaddr:0x%.16llx rkey:0x%.8x dlen:0x%.8x"
 #define AETH_PRN "aeth syn:0x%.2x %s msn:0x%.8x"
 #define DETH_PRN "deth qkey:0x%.8x sqpn:0x%.6x"
+#define DETH_ENTROPY_PRN "deth qkey:0x%.8x sqpn:0x%.6x entropy:0x%.2x"
 #define IETH_PRN "ieth rkey:0x%.8x"
 #define ATOMICACKETH_PRN "origdata:%llx"
 #define ATOMICETH_PRN "vaddr:0x%llx rkey:0x%.8x sdata:%llx cdata:%llx"
@@ -444,6 +446,12 @@
 		break;
 	/* deth */
 	case OP(UD, SEND_ONLY):
+		trace_seq_printf(p, DETH_ENTROPY_PRN,
+				 be32_to_cpu(eh->ud.deth[0]),
+				 be32_to_cpu(eh->ud.deth[1]) & RVT_QPN_MASK,
+				 be32_to_cpu(eh->ud.deth[1]) >>
+					     HFI1_IPOIB_ENTROPY_SHIFT);
+		break;
 	case OP(UD, SEND_ONLY_WITH_IMMEDIATE):
 		trace_seq_printf(p, DETH_PRN,
 				 be32_to_cpu(eh->ud.deth[0]),
@@ -512,6 +520,38 @@
 	return EXP_TID_GET(ent, IDX);
 }
 
+struct hfi1_ctxt_hist {
+	atomic_t count;
+	atomic_t data[255];
+};
+
+struct hfi1_ctxt_hist hist = {
+	.count = ATOMIC_INIT(0)
+};
+
+const char *hfi1_trace_print_rsm_hist(struct trace_seq *p, unsigned int ctxt)
+{
+	int i, len = ARRAY_SIZE(hist.data);
+	const char *ret = trace_seq_buffer_ptr(p);
+	unsigned long packet_count = atomic_fetch_inc(&hist.count);
+
+	trace_seq_printf(p, "packet[%lu]", packet_count);
+	for (i = 0; i < len; ++i) {
+		unsigned long val;
+		atomic_t *count = &hist.data[i];
+
+		if (ctxt == i)
+			val = atomic_fetch_inc(count);
+		else
+			val = atomic_read(count);
+
+		if (val)
+			trace_seq_printf(p, "(%d:%lu)", i, val);
+	}
+	trace_seq_putc(p, 0);
+	return ret;
+}
+
 __hfi1_trace_fn(AFFINITY);
 __hfi1_trace_fn(PKT);
 __hfi1_trace_fn(PROC);