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From: David Matlack <dmatlack@google.com>
To: Alex Williamson <alex@shazbot.org>
Cc: Alex Mastro <amastro@fb.com>, David Matlack <dmatlack@google.com>,
	 Jason Gunthorpe <jgg@nvidia.com>,
	Josh Hilke <jrhilke@google.com>,
	kvm@vger.kernel.org,  linux-kernel@vger.kernel.org,
	linux-kselftest@vger.kernel.org,
	 Raghavendra Rao Ananta <rananta@google.com>,
	Vipin Sharma <vipinsh@google.com>
Subject: [PATCH v3 07/18] vfio: selftests: Eliminate overly chatty logging
Date: Fri, 21 Nov 2025 18:14:18 +0000	[thread overview]
Message-ID: <20251121181429.1421717-8-dmatlack@google.com> (raw)
In-Reply-To: <20251121181429.1421717-1-dmatlack@google.com>

Eliminate overly chatty logs that are printed during almost every test.
These logs are adding more noise than value. If a test cares about this
information it can log it itself. This is especially true as the VFIO
selftests gains support for multiple devices in a single test (which
multiplies all these logs).

Reviewed-by: Alex Mastro <amastro@fb.com>
Tested-by: Alex Mastro <amastro@fb.com>
Signed-off-by: David Matlack <dmatlack@google.com>
---
 tools/testing/selftests/vfio/lib/vfio_pci_driver.c | 14 --------------
 1 file changed, 14 deletions(-)

diff --git a/tools/testing/selftests/vfio/lib/vfio_pci_driver.c b/tools/testing/selftests/vfio/lib/vfio_pci_driver.c
index e5e8723ecb41..abb7a62a03ea 100644
--- a/tools/testing/selftests/vfio/lib/vfio_pci_driver.c
+++ b/tools/testing/selftests/vfio/lib/vfio_pci_driver.c
@@ -1,6 +1,4 @@
 // SPDX-License-Identifier: GPL-2.0-only
-#include <stdio.h>
-
 #include "../../../kselftest.h"
 #include <vfio_util.h>
 
@@ -29,7 +27,6 @@ void vfio_pci_driver_probe(struct vfio_pci_device *device)
 		if (ops->probe(device))
 			continue;
 
-		printf("Driver found: %s\n", ops->name);
 		device->driver.ops = ops;
 	}
 }
@@ -58,17 +55,6 @@ void vfio_pci_driver_init(struct vfio_pci_device *device)
 	driver->ops->init(device);
 
 	driver->initialized = true;
-
-	printf("%s: region: vaddr %p, iova 0x%lx, size 0x%lx\n",
-	       driver->ops->name,
-	       driver->region.vaddr,
-	       driver->region.iova,
-	       driver->region.size);
-
-	printf("%s: max_memcpy_size 0x%lx, max_memcpy_count 0x%lx\n",
-	       driver->ops->name,
-	       driver->max_memcpy_size,
-	       driver->max_memcpy_count);
 }
 
 void vfio_pci_driver_remove(struct vfio_pci_device *device)
-- 
2.52.0.rc2.455.g230fcf2819-goog


  parent reply	other threads:[~2025-11-21 18:14 UTC|newest]

Thread overview: 26+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2025-11-21 18:14 [PATCH v3 00/18] vfio: selftests: Support for multi-device tests David Matlack
2025-11-21 18:14 ` [PATCH v3 01/18] vfio: selftests: Move run.sh into scripts directory David Matlack
2025-11-21 18:14 ` [PATCH v3 02/18] vfio: selftests: Split run.sh into separate scripts David Matlack
2025-11-21 18:14 ` [PATCH v3 03/18] vfio: selftests: Allow passing multiple BDFs on the command line David Matlack
2025-11-21 18:14 ` [PATCH v3 04/18] vfio: selftests: Rename struct vfio_iommu_mode to iommu_mode David Matlack
2025-11-21 18:14 ` [PATCH v3 05/18] vfio: selftests: Introduce struct iommu David Matlack
2025-11-21 18:14 ` [PATCH v3 06/18] vfio: selftests: Support multiple devices in the same container/iommufd David Matlack
2025-11-24 11:17   ` Raghavendra Rao Ananta
2025-11-25 17:37     ` David Matlack
2025-11-21 18:14 ` David Matlack [this message]
2025-11-22 14:56   ` [PATCH v3 07/18] vfio: selftests: Eliminate overly chatty logging kernel test robot
2025-11-21 18:14 ` [PATCH v3 08/18] vfio: selftests: Prefix logs with device BDF where relevant David Matlack
2025-11-21 18:14 ` [PATCH v3 09/18] vfio: selftests: Upgrade driver logging to dev_err() David Matlack
2025-11-21 18:14 ` [PATCH v3 10/18] vfio: selftests: Rename struct vfio_dma_region to dma_region David Matlack
2025-11-21 18:14 ` [PATCH v3 11/18] vfio: selftests: Move IOMMU library code into iommu.c David Matlack
2025-11-23  1:59   ` kernel test robot
2025-11-21 18:14 ` [PATCH v3 12/18] vfio: selftests: Move IOVA allocator into iova_allocator.c David Matlack
2025-11-23  1:57   ` kernel test robot
2025-11-21 18:14 ` [PATCH v3 13/18] vfio: selftests: Stop passing device for IOMMU operations David Matlack
2025-11-21 18:14 ` [PATCH v3 14/18] vfio: selftests: Rename vfio_util.h to libvfio.h David Matlack
2025-11-21 18:14 ` [PATCH v3 15/18] vfio: selftests: Move vfio_selftests_*() helpers into libvfio.c David Matlack
2025-11-21 18:14 ` [PATCH v3 16/18] vfio: selftests: Split libvfio.h into separate header files David Matlack
2025-11-21 18:14 ` [PATCH v3 17/18] vfio: selftests: Eliminate INVALID_IOVA David Matlack
2025-11-21 18:14 ` [PATCH v3 18/18] vfio: selftests: Add vfio_pci_device_init_perf_test David Matlack
2025-11-24 11:20 ` [PATCH v3 00/18] vfio: selftests: Support for multi-device tests Raghavendra Rao Ananta
2025-11-25 17:38   ` David Matlack

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