scsi: libsas: kill useless ha_event and do some cleanup
The ha_event now has only one event HAE_RESET, and this event does nothing. Kill it and do some cleanup. This is a preparation for enhance libsas hotplug feature in the next patches. Signed-off-by: Jason Yan <yanaijie@huawei.com> Signed-off-by: John Garry <john.garry@huawei.com> Reviewed-by: Johannes Thumshirn <jthumshirn@suse.de> Reviewed-by: Christoph Hellwig <hch@lst.de> CC: Johannes Thumshirn <jthumshirn@suse.de> CC: Ewan Milne <emilne@redhat.com> CC: Christoph Hellwig <hch@lst.de> CC: Tomas Henzl <thenzl@redhat.com> CC: Dan Williams <dan.j.williams@intel.com> Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
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committed by
Martin K. Petersen
parent
7eccdf005b
commit
042ebd293b
@ -60,11 +60,6 @@ enum sas_phy_type {
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* so when updating/adding events here, please also
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* update the other file too.
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*/
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enum ha_event {
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HAE_RESET = 0U,
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HA_NUM_EVENTS = 1,
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};
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enum port_event {
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PORTE_BYTES_DMAED = 0U,
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PORTE_BROADCAST_RCVD = 1,
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@ -362,18 +357,6 @@ struct scsi_core {
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};
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struct sas_ha_event {
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struct sas_work work;
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struct sas_ha_struct *ha;
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};
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static inline struct sas_ha_event *to_sas_ha_event(struct work_struct *work)
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{
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struct sas_ha_event *ev = container_of(work, typeof(*ev), work.work);
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return ev;
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}
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enum sas_ha_state {
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SAS_HA_REGISTERED,
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SAS_HA_DRAINING,
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@ -383,9 +366,6 @@ enum sas_ha_state {
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struct sas_ha_struct {
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/* private: */
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struct sas_ha_event ha_events[HA_NUM_EVENTS];
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unsigned long pending;
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struct list_head defer_q; /* work queued while draining */
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struct mutex drain_mutex;
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unsigned long state;
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@ -415,7 +395,6 @@ struct sas_ha_struct {
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* their siblings when forming wide ports */
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/* LLDD calls these to notify the class of an event. */
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int (*notify_ha_event)(struct sas_ha_struct *, enum ha_event);
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int (*notify_port_event)(struct asd_sas_phy *, enum port_event);
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int (*notify_phy_event)(struct asd_sas_phy *, enum phy_event);
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