[PATCH v7 01/14] iommufd/fault: Move two fault functions out of the header
From: Nicolin Chen <hidden>
Date: 2025-02-22 15:54:33
Also in:
linux-doc, linux-iommu, linux-kselftest, linux-patches, lkml
Subsystem:
iommu subsystem, iommufd, the rest · Maintainers:
Joerg Roedel, Will Deacon, Jason Gunthorpe, Kevin Tian, Linus Torvalds
There is no need to keep them in the header. The vEVENTQ version of these two functions will turn out to be a different implementation and will not share with this fault version. Thus, move them out of the header. Reviewed-by: Jason Gunthorpe <jgg@nvidia.com> Reviewed-by: Kevin Tian <kevin.tian@intel.com> Signed-off-by: Nicolin Chen <redacted> --- drivers/iommu/iommufd/iommufd_private.h | 25 ------------------------- drivers/iommu/iommufd/fault.c | 25 +++++++++++++++++++++++++ 2 files changed, 25 insertions(+), 25 deletions(-)
diff --git a/drivers/iommu/iommufd/iommufd_private.h b/drivers/iommu/iommufd/iommufd_private.h
index 246297452a44..1c58f5fe17b4 100644
--- a/drivers/iommu/iommufd/iommufd_private.h
+++ b/drivers/iommu/iommufd/iommufd_private.h@@ -472,31 +472,6 @@ struct iommufd_fault { struct wait_queue_head wait_queue; }; -/* Fetch the first node out of the fault->deliver list */ -static inline struct iopf_group * -iommufd_fault_deliver_fetch(struct iommufd_fault *fault) -{ - struct list_head *list = &fault->deliver; - struct iopf_group *group = NULL; - - spin_lock(&fault->lock); - if (!list_empty(list)) { - group = list_first_entry(list, struct iopf_group, node); - list_del(&group->node); - } - spin_unlock(&fault->lock); - return group; -} - -/* Restore a node back to the head of the fault->deliver list */ -static inline void iommufd_fault_deliver_restore(struct iommufd_fault *fault, - struct iopf_group *group) -{ - spin_lock(&fault->lock); - list_add(&group->node, &fault->deliver); - spin_unlock(&fault->lock); -} - struct iommufd_attach_handle { struct iommu_attach_handle handle; struct iommufd_device *idev;
diff --git a/drivers/iommu/iommufd/fault.c b/drivers/iommu/iommufd/fault.c
index c48d72c9668c..29e3a97c73c6 100644
--- a/drivers/iommu/iommufd/fault.c
+++ b/drivers/iommu/iommufd/fault.c@@ -138,6 +138,31 @@ static void iommufd_compose_fault_message(struct iommu_fault *fault, hwpt_fault->cookie = cookie; } +/* Fetch the first node out of the fault->deliver list */ +static struct iopf_group * +iommufd_fault_deliver_fetch(struct iommufd_fault *fault) +{ + struct list_head *list = &fault->deliver; + struct iopf_group *group = NULL; + + spin_lock(&fault->lock); + if (!list_empty(list)) { + group = list_first_entry(list, struct iopf_group, node); + list_del(&group->node); + } + spin_unlock(&fault->lock); + return group; +} + +/* Restore a node back to the head of the fault->deliver list */ +static void iommufd_fault_deliver_restore(struct iommufd_fault *fault, + struct iopf_group *group) +{ + spin_lock(&fault->lock); + list_add(&group->node, &fault->deliver); + spin_unlock(&fault->lock); +} + static ssize_t iommufd_fault_fops_read(struct file *filep, char __user *buf, size_t count, loff_t *ppos) {
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2.43.0