#ifndef TARGET_CORE_UA_H #define TARGET_CORE_UA_H #include /* * From spc4r17, Table D.1: ASC and ASCQ Assignement */ #define ASCQ_29H_POWER_ON_RESET_OR_BUS_DEVICE_RESET_OCCURED 0x00 #define ASCQ_29H_POWER_ON_OCCURRED 0x01 #define ASCQ_29H_SCSI_BUS_RESET_OCCURED 0x02 #define ASCQ_29H_BUS_DEVICE_RESET_FUNCTION_OCCURRED 0x03 #define ASCQ_29H_DEVICE_INTERNAL_RESET 0x04 #define ASCQ_29H_TRANSCEIVER_MODE_CHANGED_TO_SINGLE_ENDED 0x05 #define ASCQ_29H_TRANSCEIVER_MODE_CHANGED_TO_LVD 0x06 #define ASCQ_29H_NEXUS_LOSS_OCCURRED 0x07 #define ASCQ_2AH_PARAMETERS_CHANGED 0x00 #define ASCQ_2AH_MODE_PARAMETERS_CHANGED 0x01 #define ASCQ_2AH_LOG_PARAMETERS_CHANGED 0x02 #define ASCQ_2AH_RESERVATIONS_PREEMPTED 0x03 #define ASCQ_2AH_RESERVATIONS_RELEASED 0x04 #define ASCQ_2AH_REGISTRATIONS_PREEMPTED 0x05 #define ASCQ_2AH_ASYMMETRIC_ACCESS_STATE_CHANGED 0x06 #define ASCQ_2AH_IMPLICIT_ASYMMETRIC_ACCESS_STATE_TRANSITION_FAILED 0x07 #define ASCQ_2AH_PRIORITY_CHANGED 0x08 #define ASCQ_2CH_PREVIOUS_RESERVATION_CONFLICT_STATUS 0x09 #define ASCQ_3FH_INQUIRY_DATA_HAS_CHANGED 0x03 #define ASCQ_3FH_REPORTED_LUNS_DATA_HAS_CHANGED 0x0E extern struct kmem_cache *se_ua_cache; extern sense_reason_t target_scsi3_ua_check(struct se_cmd *); extern int core_scsi3_ua_allocate(struct se_dev_entry *, u8, u8); extern void target_ua_allocate_lun(struct se_node_acl *, u32, u8, u8); extern void core_scsi3_ua_release_all(struct se_dev_entry *); extern void core_scsi3_ua_for_check_condition(struct se_cmd *, u8 *, u8 *); extern int core_scsi3_ua_clear_for_request_sense(struct se_cmd *, u8 *, u8 *); #endif /* TARGET_CORE_UA_H */ /log/fs/befs/inode.h'>logtreecommitdiff
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authorSteven Rostedt (VMware) <rostedt@goodmis.org>2017-01-30 19:27:10 -0500
committerSteven Rostedt (VMware) <rostedt@goodmis.org>2017-01-31 09:13:49 -0500
commit79c6f448c8b79c321e4a1f31f98194e4f6b6cae7 (patch)
tree370efda701f03cccf21e02bb1fdd3b852547d75c /fs/befs/inode.h
parent0c744ea4f77d72b3dcebb7a8f2684633ec79be88 (diff)
tracing: Fix hwlat kthread migration
The hwlat tracer creates a kernel thread at start of the tracer. It is pinned to a single CPU and will move to the next CPU after each period of running. If the user modifies the migration thread's affinity, it will not change after that happens. The original code created the thread at the first instance it was called, but later was changed to destroy the thread after the tracer was finished, and would not be created until the next instance of the tracer was established. The code that initialized the affinity was only called on the initial instantiation of the tracer. After that, it was not initialized, and the previous affinity did not match the current newly created one, making it appear that the user modified the thread's affinity when it did not, and the thread failed to migrate again. Cc: stable@vger.kernel.org Fixes: 0330f7aa8ee6 ("tracing: Have hwlat trace migrate across tracing_cpumask CPUs") Signed-off-by: Steven Rostedt (VMware) <rostedt@goodmis.org>
Diffstat (limited to 'fs/befs/inode.h')