diff options
Diffstat (limited to 'nixos/modules/kernel-patches/0018-PCI-aardvark-Dispose-INTx-irqs-prior-to-removing-INT.patch')
| -rw-r--r-- | nixos/modules/kernel-patches/0018-PCI-aardvark-Dispose-INTx-irqs-prior-to-removing-INT.patch | 44 |
1 files changed, 0 insertions, 44 deletions
diff --git a/nixos/modules/kernel-patches/0018-PCI-aardvark-Dispose-INTx-irqs-prior-to-removing-INT.patch b/nixos/modules/kernel-patches/0018-PCI-aardvark-Dispose-INTx-irqs-prior-to-removing-INT.patch deleted file mode 100644 index 4b4f856..0000000 --- a/nixos/modules/kernel-patches/0018-PCI-aardvark-Dispose-INTx-irqs-prior-to-removing-INT.patch +++ /dev/null @@ -1,44 +0,0 @@ -From 3c6148dc2653a7026a1e8295b1eccb98fdd1c3ac Mon Sep 17 00:00:00 2001 -From: =?UTF-8?q?Pali=20Roh=C3=A1r?= <pali@kernel.org> -Date: Sat, 9 Jul 2022 16:55:54 +0200 -Subject: [PATCH 18/96] PCI: aardvark: Dispose INTx irqs prior to removing INTx - domain -MIME-Version: 1.0 -Content-Type: text/plain; charset=UTF-8 -Content-Transfer-Encoding: 8bit - -Documentation for irq_domain_remove() says that all mapping within the -domain must be disposed prior to domain remove. - -Currently INTx irqs are not disposed in pci-aardvark.c device unbind callback -which cause that kernel crashes after unloading driver and trying to read -/sys/kernel/debug/irq/irqs/<num> or /proc/interrupts. - -Fixes: 526a76991b7b ("PCI: aardvark: Implement driver 'remove' function and allow to build it as module") -Signed-off-by: Pali Rohár <pali@kernel.org> ---- - drivers/pci/controller/pci-aardvark.c | 8 ++++++++ - 1 file changed, 8 insertions(+) - -diff --git a/drivers/pci/controller/pci-aardvark.c b/drivers/pci/controller/pci-aardvark.c -index dd1b29af0470..a97502b2aef1 100644 ---- a/drivers/pci/controller/pci-aardvark.c -+++ b/drivers/pci/controller/pci-aardvark.c -@@ -1452,6 +1452,14 @@ static int advk_pcie_init_irq_domain(struct advk_pcie *pcie) - - static void advk_pcie_remove_irq_domain(struct advk_pcie *pcie) - { -+ int virq, i; -+ -+ for (i = 0; i < PCI_NUM_INTX; i++) { -+ virq = irq_find_mapping(pcie->irq_domain, i); -+ if (virq > 0) -+ irq_dispose_mapping(virq); -+ } -+ - irq_domain_remove(pcie->irq_domain); - } - --- -2.37.2 - |