From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id B93C414B077 for ; Thu, 29 Aug 2024 07:06:50 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1724915210; cv=none; b=mY7A+DR9v/SmaiCoh4iEtoRphtDOoDRfwiUAmYG1pNDiw9ws2679pCW8TkRfJup03f3qKcqa7vq6S4123dZOxKfrAFVGpBnS1vvtKMYLFnoghsxgWq69X5D+xZ+DrJVaOxz+aElgvxB+iEEMsbUrQxgXnQSPr24C9dPoDKhs6xk= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1724915210; c=relaxed/simple; bh=SFHhg3Z5+fzzfbIotHHawBvQfFitQ8DPr+yL4AlplRs=; h=From:To:Subject:Date:Message-ID:In-Reply-To:References: Content-Type:MIME-Version; b=qwETJPO9Zz4dsiNou1B6SEE+GXwSRzBw0Mc1mX5HPtQFv4TKp7vEJOTFU+0Dqh7SIk0U8qAiAj8nCFUqaaRqUUJztazPo465uavPNJE1Q8HbQjTMoC+nZIvubcyvLBsP1mFuV5wCn9KgEykROr+fq14cYFtqsrd1A4jkNBLkB8A= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=ZTMxWAmG; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="ZTMxWAmG" Received: by smtp.kernel.org (Postfix) with ESMTPS id 8EB80C4CEC6 for ; Thu, 29 Aug 2024 07:06:50 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1724915210; bh=SFHhg3Z5+fzzfbIotHHawBvQfFitQ8DPr+yL4AlplRs=; h=From:To:Subject:Date:In-Reply-To:References:From; b=ZTMxWAmGynayjmoT10ELsYPZ+brCNehFOzV/eFCMXc2NSoyHLEP6ugUbFAWhltLVp d0YoYGbtRwAGOh1DiRmcgUKllL9ii7dYxRK95ibbCEjXWnqmhx2nK9MN+ZVxmbMc6e FUEtf1GBjGGUCMNTNE7CAojdj6UYHlrvJEoKEwVha6ehriWc3Y21NtqFBA0+A7tFDU H1iOUr+OjuLZ4iOjTUjJINCt3GaYU6ONbXjm+7RiaftnmIPiGx7tTdACgCkG6Ja7v6 FXhrFCCajUlLOHe2pQYYkhq+X0JrcFr0JUBNgYm0B5SdcJDtuMqCGka8Mf4ZeqJdhO 8A2KXHshyReSA== Received: by aws-us-west-2-korg-bugzilla-1.web.codeaurora.org (Postfix, from userid 48) id 70473C53BA7; Thu, 29 Aug 2024 07:06:50 +0000 (UTC) From: bugzilla-daemon@kernel.org To: linux-usb@vger.kernel.org Subject: [Bug 219198] usb on Dell WD19TB Thunderbolt Dock stop working Date: Thu, 29 Aug 2024 07:06:49 +0000 X-Bugzilla-Reason: None X-Bugzilla-Type: changed X-Bugzilla-Watch-Reason: AssignedTo drivers_usb@kernel-bugs.kernel.org X-Bugzilla-Product: Drivers X-Bugzilla-Component: USB X-Bugzilla-Version: 2.5 X-Bugzilla-Keywords: X-Bugzilla-Severity: normal X-Bugzilla-Who: maggu2810@gmail.com X-Bugzilla-Status: NEW X-Bugzilla-Resolution: X-Bugzilla-Priority: P3 X-Bugzilla-Assigned-To: drivers_usb@kernel-bugs.kernel.org X-Bugzilla-Flags: X-Bugzilla-Changed-Fields: Message-ID: In-Reply-To: References: Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable X-Bugzilla-URL: https://bugzilla.kernel.org/ Auto-Submitted: auto-generated Precedence: bulk X-Mailing-List: linux-usb@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 https://bugzilla.kernel.org/show_bug.cgi?id=3D219198 --- Comment #26 from Markus Rathgeb (maggu2810@gmail.com) --- I resetted the git tree to 2b989ab9bc89, did another build + test. This commit is still a good one. $ git bisect good f90584f4beb84211c4d21b319cc13f391fe9f3c2 is the first bad commit commit f90584f4beb84211c4d21b319cc13f391fe9f3c2 Author: Lu Baolu Date: Tue Jul 2 21:08:38 2024 +0800 iommu/vt-d: Add helper to flush caches for context change This helper is used to flush the related caches following a change in a context table entry that was previously present. The VT-d specification provides guidance for such invalidations in section 6.5.3.3. This helper replaces the existing open code in the code paths where a present context entry is being torn down. Signed-off-by: Lu Baolu Reviewed-by: Kevin Tian Link: https://lore.kernel.org/r/20240701112317.94022-2-baolu.lu@linux.intel.com Link: https://lore.kernel.org/r/20240702130839.108139-7-baolu.lu@linux.intel.com Signed-off-by: Will Deacon drivers/iommu/intel/iommu.c | 32 +------------------------------- drivers/iommu/intel/iommu.h | 4 ++++ drivers/iommu/intel/pasid.c | 106 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++= ++++++++++++------------------- 3 files changed, 92 insertions(+), 50 deletions(-) $ git bisect log git bisect start # status: waiting for both good and bad commits # good: [3d51520954154a476bfdacf9427acd1d9538734c] Merge tag 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/rdma/rdma git bisect good 3d51520954154a476bfdacf9427acd1d9538734c # status: waiting for bad commit, 1 good commit known # bad: [aba9753c0677e860f982edff98c7fe5a2b97758c] Merge tag 'tty-6.11-rc1' = of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/tty git bisect bad aba9753c0677e860f982edff98c7fe5a2b97758c # bad: [a4f9285520584977127946a22eab2adfbc87d1bf] Merge tag 'clk-for-linus'= of git://git.kernel.org/pub/scm/linux/kernel/git/clk/linux git bisect bad a4f9285520584977127946a22eab2adfbc87d1bf # bad: [f66b07c56119833b88bffa4ecaf9f983834675de] Merge tag 'vfio-v6.11-rc1= ' of https://github.com/awilliam/linux-vfio git bisect bad f66b07c56119833b88bffa4ecaf9f983834675de # bad: [afd81d914f6fb3e74a46bf5d0dd0b028591ea22e] Merge tag 'dma-mapping-6.11-2024-07-19' of git://git.infradead.org/users/hch/dma-mapp= ing git bisect bad afd81d914f6fb3e74a46bf5d0dd0b028591ea22e # bad: [afd81d914f6fb3e74a46bf5d0dd0b028591ea22e] Merge tag 'dma-mapping-6.11-2024-07-19' of git://git.infradead.org/users/hch/dma-mapp= ing git bisect bad afd81d914f6fb3e74a46bf5d0dd0b028591ea22e # good: [cbf9520823bdd4c44c94b5988e354ee12d57fa58] Merge branch 'iommu/arm/smmu' into iommu/next git bisect good cbf9520823bdd4c44c94b5988e354ee12d57fa58 # bad: [c2b2e5c50330b29804339df4e7adf70e9f19b793] Merge branch 'iommu/core' into iommu/next git bisect bad c2b2e5c50330b29804339df4e7adf70e9f19b793 # bad: [31000732d56b43765d51e08cccb68818fbc0032c] iommu/vt-d: Fix identity = map bounds in si_domain_init() git bisect bad 31000732d56b43765d51e08cccb68818fbc0032c # good: [804f98e224e41c16e3b70f97790f84894745a392] iommu/vt-d: Downgrade warning for pre-enabled IR git bisect good 804f98e224e41c16e3b70f97790f84894745a392 # bad: [3753311c9190f833963fb47336dfe17221d93706] iommu/vt-d: Refactor PCI = PRI enabling/disabling callbacks git bisect bad 3753311c9190f833963fb47336dfe17221d93706 # bad: [f90584f4beb84211c4d21b319cc13f391fe9f3c2] iommu/vt-d: Add helper to flush caches for context change git bisect bad f90584f4beb84211c4d21b319cc13f391fe9f3c2 # good: [2b989ab9bc89b29dd4b5509408b8fa42337eda56] iommu/vt-d: Add helper to allocate paging domain git bisect good 2b989ab9bc89b29dd4b5509408b8fa42337eda56 # first bad commit: [f90584f4beb84211c4d21b319cc13f391fe9f3c2] iommu/vt-d: = Add helper to flush caches for context change --=20 You may reply to this email to add a comment. 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