Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
misc: vmw_vmci: Remove unused vmci_ctx functions
vmci_ctx_dbell_destroy_all() and vmci_ctx_pending_datagrams()
were added in 2013 by
commit 28d6692cd8fb ("VMCI: context implementation.")
but have remained unused.
Remove them.
Signed-off-by: "Dr. David Alan Gilbert" <linux@treblig.org>
Link: https://lore.kernel.org/r/20250614010344.636076-2-linux@treblig.org
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
authored by
Dr. David Alan Gilbert
and committed by
Greg Kroah-Hartman
5bce7d47
17481c41
-56
-54
drivers/misc/vmw_vmci/vmci_context.c
-54
drivers/misc/vmw_vmci/vmci_context.c
···
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}
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/*
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* Returns the current number of pending datagrams. The call may
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* also serve as a synchronization point for the datagram queue,
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* as no enqueue operations can occur concurrently.
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-
*/
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int vmci_ctx_pending_datagrams(u32 cid, u32 *pending)
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{
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struct vmci_ctx *context;
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-
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context = vmci_ctx_get(cid);
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if (context == NULL)
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return VMCI_ERROR_INVALID_ARGS;
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-
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spin_lock(&context->lock);
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if (pending)
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*pending = context->pending_datagrams;
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spin_unlock(&context->lock);
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vmci_ctx_put(context);
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-
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return VMCI_SUCCESS;
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}
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-
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/*
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* Queues a VMCI datagram for the appropriate target VM context.
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*/
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int vmci_ctx_enqueue_datagram(u32 cid, struct vmci_datagram *dg)
···
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return vmci_handle_is_invalid(removed_handle) ?
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VMCI_ERROR_NOT_FOUND : VMCI_SUCCESS;
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}
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-
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/*
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* Unregisters all doorbell handles that were previously
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* registered with vmci_ctx_dbell_create.
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*/
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int vmci_ctx_dbell_destroy_all(u32 context_id)
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{
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struct vmci_ctx *context;
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struct vmci_handle handle;
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if (context_id == VMCI_INVALID_ID)
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return VMCI_ERROR_INVALID_ARGS;
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-
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context = vmci_ctx_get(context_id);
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if (context == NULL)
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return VMCI_ERROR_NOT_FOUND;
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-
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spin_lock(&context->lock);
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do {
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struct vmci_handle_arr *arr = context->doorbell_array;
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handle = vmci_handle_arr_remove_tail(arr);
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} while (!vmci_handle_is_invalid(handle));
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do {
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struct vmci_handle_arr *arr = context->pending_doorbell_array;
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handle = vmci_handle_arr_remove_tail(arr);
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} while (!vmci_handle_is_invalid(handle));
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spin_unlock(&context->lock);
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vmci_ctx_put(context);
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-
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return VMCI_SUCCESS;
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}
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/*
-2
drivers/misc/vmw_vmci/vmci_context.h
-2
drivers/misc/vmw_vmci/vmci_context.h
···
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int vmci_ctx_enqueue_datagram(u32 cid, struct vmci_datagram *dg);
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int vmci_ctx_dequeue_datagram(struct vmci_ctx *context,
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size_t *max_size, struct vmci_datagram **dg);
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int vmci_ctx_pending_datagrams(u32 cid, u32 *pending);
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struct vmci_ctx *vmci_ctx_get(u32 cid);
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void vmci_ctx_put(struct vmci_ctx *context);
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bool vmci_ctx_exists(u32 cid);
···
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int vmci_ctx_dbell_create(u32 context_id, struct vmci_handle handle);
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int vmci_ctx_dbell_destroy(u32 context_id, struct vmci_handle handle);
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int vmci_ctx_dbell_destroy_all(u32 context_id);
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int vmci_ctx_notify_dbell(u32 cid, struct vmci_handle handle,
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u32 src_priv_flags);
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