[v3,7/9] vhost: remove multi-line logs

Message ID 20220126095510.389566-8-maxime.coquelin@redhat.com (mailing list archive)
State Accepted, archived
Delegated to: Maxime Coquelin
Headers
Series vhost: improve logging |

Commit Message

Maxime Coquelin Jan. 26, 2022, 9:55 a.m. UTC
  This patch replaces multi-lines logs in multiple single-
line logs in order to ease logs filtering based on their
socket path.

Signed-off-by: Maxime Coquelin <maxime.coquelin@redhat.com>
---
 lib/vhost/socket.c     |  10 ++--
 lib/vhost/vhost.c      |   8 ++--
 lib/vhost/vhost_user.c | 103 ++++++++++++++++++++---------------------
 3 files changed, 59 insertions(+), 62 deletions(-)
  

Comments

Chenbo Xia Jan. 27, 2022, 4:57 a.m. UTC | #1
> -----Original Message-----
> From: Maxime Coquelin <maxime.coquelin@redhat.com>
> Sent: Wednesday, January 26, 2022 5:55 PM
> To: dev@dpdk.org; Xia, Chenbo <chenbo.xia@intel.com>;
> david.marchand@redhat.com
> Cc: Maxime Coquelin <maxime.coquelin@redhat.com>
> Subject: [PATCH v3 7/9] vhost: remove multi-line logs
> 
> This patch replaces multi-lines logs in multiple single-
> line logs in order to ease logs filtering based on their
> socket path.
> 
> Signed-off-by: Maxime Coquelin <maxime.coquelin@redhat.com>
> ---
>  lib/vhost/socket.c     |  10 ++--
>  lib/vhost/vhost.c      |   8 ++--
>  lib/vhost/vhost_user.c | 103 ++++++++++++++++++++---------------------
>  3 files changed, 59 insertions(+), 62 deletions(-)
> 
> --
> 2.34.1

Reviewed-by: Chenbo Xia <chenbo.xia@intel.com>
  

Patch

diff --git a/lib/vhost/socket.c b/lib/vhost/socket.c
index ad3471d6a9..c2f8013cd5 100644
--- a/lib/vhost/socket.c
+++ b/lib/vhost/socket.c
@@ -868,8 +868,8 @@  rte_vhost_driver_register(const char *path, uint64_t flags)
 	if (vsocket->async_copy &&
 		(flags & (RTE_VHOST_USER_IOMMU_SUPPORT |
 		RTE_VHOST_USER_POSTCOPY_SUPPORT))) {
-		VHOST_LOG_CONFIG(ERR, "(%s) enabling async copy and IOMMU "
-			"or post-copy feature simultaneously is not supported\n", path);
+		VHOST_LOG_CONFIG(ERR, "(%s) async copy with IOMMU or post-copy not supported\n",
+				path);
 		goto out_mutex;
 	}
 
@@ -908,8 +908,10 @@  rte_vhost_driver_register(const char *path, uint64_t flags)
 				(1ULL << VIRTIO_NET_F_HOST_TSO6) |
 				(1ULL << VIRTIO_NET_F_HOST_UFO);
 
-		VHOST_LOG_CONFIG(INFO, "(%s) Linear buffers requested without external buffers, "
-			"disabling host segmentation offloading support\n", path);
+		VHOST_LOG_CONFIG(INFO, "(%s) Linear buffers requested without external buffers,\n",
+				path);
+		VHOST_LOG_CONFIG(INFO, "(%s) disabling host segmentation offloading support\n",
+				path);
 		vsocket->supported_features &= ~seg_offload_features;
 		vsocket->features &= ~seg_offload_features;
 	}
diff --git a/lib/vhost/vhost.c b/lib/vhost/vhost.c
index 3b05f17a50..cd62dc238b 100644
--- a/lib/vhost/vhost.c
+++ b/lib/vhost/vhost.c
@@ -1786,8 +1786,8 @@  rte_vhost_async_channel_unregister(int vid, uint16_t queue_id)
 	}
 
 	if (vq->async->pkts_inflight_n) {
-		VHOST_LOG_CONFIG(ERR, "(%s) failed to unregister async channel. "
-			"async inflight packets must be completed before unregistration.\n",
+		VHOST_LOG_CONFIG(ERR, "(%s) failed to unregister async channel.\n", dev->ifname);
+		VHOST_LOG_CONFIG(ERR, "(%s) inflight packets must be completed before unregistration.\n",
 			dev->ifname);
 		ret = -1;
 		goto out;
@@ -1821,8 +1821,8 @@  rte_vhost_async_channel_unregister_thread_unsafe(int vid, uint16_t queue_id)
 		return 0;
 
 	if (vq->async->pkts_inflight_n) {
-		VHOST_LOG_CONFIG(ERR, "(%s) failed to unregister async channel. "
-			"async inflight packets must be completed before unregistration.\n",
+		VHOST_LOG_CONFIG(ERR, "(%s) failed to unregister async channel.\n", dev->ifname);
+		VHOST_LOG_CONFIG(ERR, "(%s) inflight packets must be completed before unregistration.\n",
 			dev->ifname);
 		return -1;
 	}
diff --git a/lib/vhost/vhost_user.c b/lib/vhost/vhost_user.c
index e207ace426..d54ac075cd 100644
--- a/lib/vhost/vhost_user.c
+++ b/lib/vhost/vhost_user.c
@@ -872,13 +872,13 @@  translate_ring_addresses(struct virtio_net *dev, int vq_index)
 	}
 
 	if (vq->last_used_idx != vq->used->idx) {
-		VHOST_LOG_CONFIG(WARNING,
-			"(%s) last_used_idx (%u) and vq->used->idx (%u) mismatches; "
-			"some packets maybe resent for Tx and dropped for Rx\n",
+		VHOST_LOG_CONFIG(WARNING, "(%s) last_used_idx (%u) and vq->used->idx (%u) mismatches;\n",
 			dev->ifname,
 			vq->last_used_idx, vq->used->idx);
 		vq->last_used_idx  = vq->used->idx;
 		vq->last_avail_idx = vq->used->idx;
+		VHOST_LOG_CONFIG(WARNING, "(%s) some packets maybe resent for Tx and dropped for Rx\n",
+			dev->ifname);
 	}
 
 	vq->access_ok = true;
@@ -1066,15 +1066,14 @@  dump_guest_pages(struct virtio_net *dev)
 	for (i = 0; i < dev->nr_guest_pages; i++) {
 		page = &dev->guest_pages[i];
 
-		VHOST_LOG_CONFIG(INFO,
-			"(%s) guest physical page region %u\n"
-			"\t guest_phys_addr: %" PRIx64 "\n"
-			"\t host_phys_addr : %" PRIx64 "\n"
-			"\t size           : %" PRIx64 "\n",
-			dev->ifname, i,
-			page->guest_phys_addr,
-			page->host_phys_addr,
-			page->size);
+		VHOST_LOG_CONFIG(INFO, "(%s) guest physical page region %u\n",
+				dev->ifname, i);
+		VHOST_LOG_CONFIG(INFO, "(%s)\tguest_phys_addr: %" PRIx64 "\n",
+				dev->ifname, page->guest_phys_addr);
+		VHOST_LOG_CONFIG(INFO, "(%s)\thost_phys_addr : %" PRIx64 "\n",
+				dev->ifname, page->host_phys_addr);
+		VHOST_LOG_CONFIG(INFO, "(%s)\tsize           : %" PRIx64 "\n",
+				dev->ifname, page->size);
 	}
 }
 #else
@@ -1133,7 +1132,8 @@  vhost_user_postcopy_region_register(struct virtio_net *dev,
 		return -1;
 	}
 
-	VHOST_LOG_CONFIG(INFO, "(%s)\t userfaultfd registered for range : %" PRIx64 " - %" PRIx64 "\n",
+	VHOST_LOG_CONFIG(INFO,
+			"(%s)\t userfaultfd registered for range : %" PRIx64 " - %" PRIx64 "\n",
 			dev->ifname,
 			(uint64_t)reg_struct.range.start,
 			(uint64_t)reg_struct.range.start +
@@ -1218,8 +1218,7 @@  vhost_user_mmap_region(struct virtio_net *dev,
 
 	/* Check for memory_size + mmap_offset overflow */
 	if (mmap_offset >= -region->size) {
-		VHOST_LOG_CONFIG(ERR, "(%s) mmap_offset (%#"PRIx64") and memory_size "
-				"(%#"PRIx64") overflow\n",
+		VHOST_LOG_CONFIG(ERR, "(%s) mmap_offset (%#"PRIx64") and memory_size (%#"PRIx64") overflow\n",
 				dev->ifname, mmap_offset, region->size);
 		return -1;
 	}
@@ -1248,8 +1247,7 @@  vhost_user_mmap_region(struct virtio_net *dev,
 		 * mmap() kernel implementation would return an error, but
 		 * better catch it before and provide useful info in the logs.
 		 */
-		VHOST_LOG_CONFIG(ERR, "(%s) mmap size (0x%" PRIx64 ") "
-				"or alignment (0x%" PRIx64 ") is invalid\n",
+		VHOST_LOG_CONFIG(ERR, "(%s) mmap size (0x%" PRIx64 ") or alignment (0x%" PRIx64 ") is invalid\n",
 				dev->ifname, region->size + mmap_offset, alignment);
 		return -1;
 	}
@@ -1285,24 +1283,22 @@  vhost_user_mmap_region(struct virtio_net *dev,
 		}
 	}
 
-	VHOST_LOG_CONFIG(INFO,
-			"(%s) guest memory region size: 0x%" PRIx64 "\n"
-			"\t guest physical addr: 0x%" PRIx64 "\n"
-			"\t guest virtual  addr: 0x%" PRIx64 "\n"
-			"\t host  virtual  addr: 0x%" PRIx64 "\n"
-			"\t mmap addr : 0x%" PRIx64 "\n"
-			"\t mmap size : 0x%" PRIx64 "\n"
-			"\t mmap align: 0x%" PRIx64 "\n"
-			"\t mmap off  : 0x%" PRIx64 "\n",
-			dev->ifname,
-			region->size,
-			region->guest_phys_addr,
-			region->guest_user_addr,
-			region->host_user_addr,
-			(uint64_t)(uintptr_t)mmap_addr,
-			mmap_size,
-			alignment,
-			mmap_offset);
+	VHOST_LOG_CONFIG(INFO, "(%s) guest memory region size: 0x%" PRIx64 "\n",
+			dev->ifname, region->size);
+	VHOST_LOG_CONFIG(INFO, "(%s)\t guest physical addr: 0x%" PRIx64 "\n",
+			dev->ifname, region->guest_phys_addr);
+	VHOST_LOG_CONFIG(INFO, "(%s)\t guest virtual  addr: 0x%" PRIx64 "\n",
+			dev->ifname, region->guest_user_addr);
+	VHOST_LOG_CONFIG(INFO, "(%s)\t host  virtual  addr: 0x%" PRIx64 "\n",
+			dev->ifname, region->host_user_addr);
+	VHOST_LOG_CONFIG(INFO, "(%s)\t mmap addr : 0x%" PRIx64 "\n",
+			dev->ifname, (uint64_t)(uintptr_t)mmap_addr);
+	VHOST_LOG_CONFIG(INFO, "(%s)\t mmap size : 0x%" PRIx64 "\n",
+			dev->ifname, mmap_size);
+	VHOST_LOG_CONFIG(INFO, "(%s)\t mmap align: 0x%" PRIx64 "\n",
+			dev->ifname, alignment);
+	VHOST_LOG_CONFIG(INFO, "(%s)\t mmap off  : 0x%" PRIx64 "\n",
+			dev->ifname, mmap_offset);
 
 	return 0;
 }
@@ -2201,9 +2197,9 @@  vhost_user_set_vring_enable(struct virtio_net **pdev,
 
 	if (enable && dev->virtqueue[index]->async) {
 		if (dev->virtqueue[index]->async->pkts_inflight_n) {
-			VHOST_LOG_CONFIG(ERR, "(%s) failed to enable vring. "
-			"async inflight packets must be completed first\n",
-			dev->ifname);
+			VHOST_LOG_CONFIG(ERR,
+				"(%s) failed to enable vring. Inflight packets must be completed first\n",
+				dev->ifname);
 			return RTE_VHOST_MSG_RESULT_ERR;
 		}
 	}
@@ -2709,22 +2705,21 @@  vhost_user_set_status(struct virtio_net **pdev, struct VhostUserMsg *msg,
 		dev->status &= ~VIRTIO_DEVICE_STATUS_FEATURES_OK;
 	}
 
-	VHOST_LOG_CONFIG(INFO, "(%s) new device status(0x%08x):\n"
-			"\t-RESET: %u\n"
-			"\t-ACKNOWLEDGE: %u\n"
-			"\t-DRIVER: %u\n"
-			"\t-FEATURES_OK: %u\n"
-			"\t-DRIVER_OK: %u\n"
-			"\t-DEVICE_NEED_RESET: %u\n"
-			"\t-FAILED: %u\n",
-			dev->ifname,
-			dev->status,
-			(dev->status == VIRTIO_DEVICE_STATUS_RESET),
-			!!(dev->status & VIRTIO_DEVICE_STATUS_ACK),
-			!!(dev->status & VIRTIO_DEVICE_STATUS_DRIVER),
-			!!(dev->status & VIRTIO_DEVICE_STATUS_FEATURES_OK),
-			!!(dev->status & VIRTIO_DEVICE_STATUS_DRIVER_OK),
-			!!(dev->status & VIRTIO_DEVICE_STATUS_DEV_NEED_RESET),
+	VHOST_LOG_CONFIG(INFO, "(%s) new device status(0x%08x):\n", dev->ifname,
+			dev->status);
+	VHOST_LOG_CONFIG(INFO, "(%s)\t-RESET: %u\n", dev->ifname,
+			(dev->status == VIRTIO_DEVICE_STATUS_RESET));
+	VHOST_LOG_CONFIG(INFO, "(%s)\t-ACKNOWLEDGE: %u\n", dev->ifname,
+			!!(dev->status & VIRTIO_DEVICE_STATUS_ACK));
+	VHOST_LOG_CONFIG(INFO, "(%s)\t-DRIVER: %u\n", dev->ifname,
+			!!(dev->status & VIRTIO_DEVICE_STATUS_DRIVER));
+	VHOST_LOG_CONFIG(INFO, "(%s)\t-FEATURES_OK: %u\n", dev->ifname,
+			!!(dev->status & VIRTIO_DEVICE_STATUS_FEATURES_OK));
+	VHOST_LOG_CONFIG(INFO, "(%s)\t-DRIVER_OK: %u\n", dev->ifname,
+			!!(dev->status & VIRTIO_DEVICE_STATUS_DRIVER_OK));
+	VHOST_LOG_CONFIG(INFO, "(%s)\t-DEVICE_NEED_RESET: %u\n", dev->ifname,
+			!!(dev->status & VIRTIO_DEVICE_STATUS_DEV_NEED_RESET));
+	VHOST_LOG_CONFIG(INFO, "(%s)\t-FAILED: %u\n", dev->ifname,
 			!!(dev->status & VIRTIO_DEVICE_STATUS_FAILED));
 
 	return RTE_VHOST_MSG_RESULT_OK;