intel/ice/ice_vf_mbx.c

89  * 1. The mailbox snapshot structure, ice_mbx_snapshot, is initialized during
129  * ice_mbx_reset_snapshot - Reset mailbox snapshot structure
130  * @snap: pointer to the mailbox snapshot
137 	 * mailbox snapshot state to a new capture.  in ice_mbx_reset_snapshot()
148  * ice_mbx_traverse - Pass through mailbox snapshot
152  * Traversing the mailbox static snapshot without checking
169 	/* Checking either of the below conditions to exit snapshot traversal:  in ice_mbx_traverse()
172 	 * of the static snapshot.  in ice_mbx_traverse()
186  * ice_mbx_detect_malvf - Detect malicious VF in snapshot
207 	/* continue to iterate through the mailbox snapshot */  in ice_mbx_detect_malvf()
255  * New snapshot: This state is entered when creating a new static
256  * snapshot. The data from any previous mailbox snapshot is
258  * logged. This will be the new static snapshot to detect
259  * asynchronous messages sent by VFs. On capturing the snapshot
261  * snapshot exceed the watermark value, the state machine enters
264  * through the snapshot without any action on VF.
266  * the static snapshot and look for a malicious VF.
307 		/* Clear any previously held data in mailbox snapshot structure. */  in ice_mbx_vf_state_handler()
318 		/* Capture a new static snapshot of the mailbox by logging the  in ice_mbx_vf_state_handler()
319 		 * head and tail of snapshot and set num_iterations to the tail  in ice_mbx_vf_state_handler()
320 		 * value to mark the start of the iteration through the snapshot.  in ice_mbx_vf_state_handler()
387  * snapshot list.
401  * ice_mbx_init_snapshot - Initialize mailbox snapshot data
404  * Clear the mailbox snapshot structure and initialize the VF mailbox list.