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From: "Aneesh Kumar K.V (Arm)" <aneesh.kumar@kernel.org>
To: iommu@lists.linux.dev
Cc: "Aneesh Kumar K.V (Arm)" <aneesh.kumar@kernel.org>,
	Alex Williamson <alex@shazbot.org>,
	Alexey Kardashevskiy <aik@amd.com>,
	Bjorn Helgaas <bhelgaas@google.com>,
	Catalin Marinas <catalin.marinas@arm.com>,
	Jacob Pan <jacob.pan@linux.microsoft.com>,
	Jason Gunthorpe <jgg@ziepe.ca>, Joerg Roedel <joro@8bytes.org>,
	Jonathan Cameron <jic23@kernel.org>,
	Jonathan Hunter <jonathanh@nvidia.com>,
	Kevin Tian <kevin.tian@intel.com>,
	Krishna Reddy <vdumpa@nvidia.com>, Lukas Wunner <lukas@wunner.de>,
	Nicolin Chen <nicolinc@nvidia.com>,
	Robin Murphy <robin.murphy@arm.com>,
	Samuel Ortiz <sameo@rivosinc.com>,
	Shameer Kolothum <shameerali.kolothum.thodi@huawei.com>,
	Steven Price <steven.price@arm.com>,
	Suravee Suthikulpanit <suravee.suthikulpanit@amd.com>,
	Suzuki K Poulose <suzuki.poulose@arm.com>,
	Thierry Reding <thierry.reding@kernel.org>,
	Vasant Hegde <vasant.hegde@amd.com>,
	Will Deacon <will@kernel.org>,
	Xu Yilun <yilun.xu@linux.intel.com>,
	kvm@vger.kernel.org, linux-arm-kernel@lists.infradead.org,
	linux-coco@lists.linux.dev, linux-kernel@vger.kernel.org,
	linux-pci@vger.kernel.org, linux-tegra@vger.kernel.org,
	Steffen Eiden <seiden@linux.ibm.com>,
	Sean Christopherson <seanjc@google.com>,
	Janosch Frank <frankja@linux.ibm.com>
Subject: [PATCH v7 06/16] KVM: Remove unused file_is_kvm
Date: Thu,  8 Oct 2026 11:29:45 +0530	[thread overview]
Message-ID: <20261008055955.4014342-7-aneesh.kumar@kernel.org> (raw)
In-Reply-To: <20261008055955.4014342-1-aneesh.kumar@kernel.org>

From: Steffen Eiden <seiden@linux.ibm.com>

Remove the now unused file_is_kvm function.

Signed-off-by: Steffen Eiden <seiden@linux.ibm.com>
Acked-by: Sean Christopherson <seanjc@google.com>
Acked-by: Janosch Frank <frankja@linux.ibm.com>
---
 include/linux/kvm_host.h | 1 -
 virt/kvm/kvm_main.c      | 6 ------
 2 files changed, 7 deletions(-)

diff --git a/include/linux/kvm_host.h b/include/linux/kvm_host.h
index 3c5a389361c6..586f6e8bb81b 100644
--- a/include/linux/kvm_host.h
+++ b/include/linux/kvm_host.h
@@ -1087,7 +1087,6 @@ void kvm_exit(void);
 void kvm_get_kvm(struct kvm *kvm);
 bool kvm_get_kvm_safe(struct kvm *kvm);
 void kvm_put_kvm(struct kvm *kvm);
-bool file_is_kvm(struct file *file);
 
 /*
  * Architectures define kvm_file_to_kvm_arch to <arch>
diff --git a/virt/kvm/kvm_main.c b/virt/kvm/kvm_main.c
index ff4fab9753ca..60e614795a36 100644
--- a/virt/kvm/kvm_main.c
+++ b/virt/kvm/kvm_main.c
@@ -5515,12 +5515,6 @@ static struct file_operations kvm_vm_fops = {
 	KVM_COMPAT(kvm_vm_compat_ioctl),
 };
 
-bool file_is_kvm(struct file *file)
-{
-	return file && file->f_op == &kvm_vm_fops;
-}
-EXPORT_SYMBOL_FOR_KVM_INTERNAL(file_is_kvm);
-
 #ifdef kvm_file_to_kvm_arch
 struct kvm *kvm_file_to_kvm_fn(struct file *file)
 {
-- 
2.43.0



  parent reply	other threads:[~2026-10-08  6:01 UTC|newest]

Thread overview: 17+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-10-08  5:59 [PATCH v7 00/16] iommufd: vIOMMUs and TSM guest requests for confidential guests Aneesh Kumar K.V (Arm)
2026-10-08  5:59 ` [PATCH v7 01/16] KVM: Introduce file_to_kvm_<arch>() infrastructure Aneesh Kumar K.V (Arm)
2026-10-08  5:59 ` [PATCH v7 02/16] KVM: Add file back-pointer to struct kvm Aneesh Kumar K.V (Arm)
2026-10-08  5:59 ` [PATCH v7 03/16] KVM: x86: Use file_to_kvm_x86() in SEV Aneesh Kumar K.V (Arm)
2026-10-08  5:59 ` [PATCH v7 04/16] KVM/vfio: Use file-based reference counting for KVM Aneesh Kumar K.V (Arm)
2026-10-08  5:59 ` [PATCH v7 05/16] KVM: Restrict kvm_get_kvm/kvm_put_kvm export to internal KVM modules Aneesh Kumar K.V (Arm)
2026-10-08  5:59 ` Aneesh Kumar K.V (Arm) [this message]
2026-10-08  5:59 ` [PATCH v7 07/16] iommufd/device: Associate KVM file pointer with iommufd_device Aneesh Kumar K.V (Arm)
2026-10-08  5:59 ` [PATCH v7 08/16] iommufd/viommu: Keep a reference to the KVM file Aneesh Kumar K.V (Arm)
2026-10-08  5:59 ` [PATCH v7 09/16] tsm: Remove the device from lookup before PCI teardown Aneesh Kumar K.V (Arm)
2026-10-08  5:59 ` [PATCH v7 10/16] iommufd: Add the vdevice TSM request ioctl Aneesh Kumar K.V (Arm)
2026-10-08  5:59 ` [PATCH v7 11/16] PCI/TSM: Remove the legacy guest request interface Aneesh Kumar K.V (Arm)
2026-10-08  5:59 ` [PATCH v7 12/16] PCI/TSM: Add vIOMMU-bound contexts for vdevices Aneesh Kumar K.V (Arm)
2026-10-08  5:59 ` [PATCH v7 13/16] iommufd/viommu: Select vIOMMU operations before allocation Aneesh Kumar K.V (Arm)
2026-10-08  5:59 ` [PATCH v7 14/16] iommufd/viommu: Allow PCI TSM backends to provide vIOMMU operations Aneesh Kumar K.V (Arm)
2026-10-08  5:59 ` [PATCH v7 15/16] iommufd: Allow vIOMMUs without a parent HWPT Aneesh Kumar K.V (Arm)
2026-10-08  5:59 ` [PATCH v7 16/16] PCI/TSM: wait for vdevice contexts before removing a DSM Aneesh Kumar K.V (Arm)

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