Linux PCI subsystem development
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From: Guanghui Feng <guanghuifeng@linux.alibaba.com>
To: bhelgaas@google.com, ilpo.jarvinen@linux.intel.com
Cc: linux-pci@vger.kernel.org, alikernel-developer@linux.alibaba.com
Subject: [PATCH v4 0/1] PCI: Fix PCIe SBR dev/link wait error
Date: Tue,  2 Dec 2025 12:32:06 +0800	[thread overview]
Message-ID: <20251202043207.3924714-1-guanghuifeng@linux.alibaba.com> (raw)
In-Reply-To: <d285f1b6-8758-efd3-da0e-6448033519fc@linux.intel.com>

Compared to patch v2 and v3, the process of recursively waiting for all links,
switches, and ep devices to recover in the SBR, add restores 64 bytes of
switch configuration space to enable the switch to forward probe requests normally.

Guanghui Feng (1):
  PCI: Fix PCIe SBR dev/link wait error

 drivers/pci/pci.c | 143 +++++++++++++++++++++++++++++++++-------------
 1 file changed, 103 insertions(+), 40 deletions(-)

-- 
2.32.0.3.gf3a3e56d6


  reply	other threads:[~2025-12-02  4:32 UTC|newest]

Thread overview: 25+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2025-11-24 10:45 [PATCH] PCI: Fix PCIe SBR dev/link wait error Guanghui Feng
2025-11-24 23:58 ` Bjorn Helgaas
2025-11-25  6:20   ` guanghui.fgh
2025-12-01 10:03     ` Lukas Wunner
2025-12-01 12:56       ` guanghuifeng
2025-12-01 13:26         ` Lukas Wunner
2025-12-01 14:46           ` guanghuifeng
2025-12-01 16:18             ` Lukas Wunner
2025-11-26  8:20 ` Ilpo Järvinen
2025-11-26 12:08   ` guanghui.fgh
2025-11-26 12:37     ` Ilpo Järvinen
2025-11-26 14:22       ` guanghui.fgh
2025-11-26 14:47         ` Ilpo Järvinen
2025-11-29 16:36           ` [PATCH v2] " Guanghui Feng
2025-12-01  9:21             ` Ilpo Järvinen
2025-12-01 12:21               ` guanghuifeng
2025-12-01 13:08                 ` Ilpo Järvinen
2025-12-02  4:32                   ` Guanghui Feng [this message]
2025-12-02  4:32                     ` [PATCH v4 v4 1/1] " Guanghui Feng
2025-12-02 16:49                       ` Bjorn Helgaas
2025-12-02 16:51                         ` Bjorn Helgaas
2025-12-03 14:41                       ` Ilpo Järvinen
2025-11-30  5:17           ` [PATCH v3] " Guanghui Feng
2025-12-01  9:24             ` Ilpo Järvinen
2025-12-01 12:31               ` guanghuifeng

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