![Roland Dreier](/assets/img/avatar_default.png)
Testing in_interrupt() to know when sleeping is allowed is not really reliable (since eg it won't be true if the caller is holding a spinlock). Instead have the caller tell core_tmr_alloc_req() what GFP_xxx to use; every caller except tcm_qla2xxx can use GFP_KERNEL. Signed-off-by: Roland Dreier <roland@purestorage.com> Signed-off-by: Nicholas Bellinger <nab@linux-iscsi.org>
36 lines
1,015 B
C
36 lines
1,015 B
C
#ifndef TARGET_CORE_TMR_H
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#define TARGET_CORE_TMR_H
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/* fabric independent task management function values */
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enum tcm_tmreq_table {
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TMR_ABORT_TASK = 1,
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TMR_ABORT_TASK_SET = 2,
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TMR_CLEAR_ACA = 3,
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TMR_CLEAR_TASK_SET = 4,
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TMR_LUN_RESET = 5,
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TMR_TARGET_WARM_RESET = 6,
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TMR_TARGET_COLD_RESET = 7,
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TMR_FABRIC_TMR = 255,
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};
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/* fabric independent task management response values */
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enum tcm_tmrsp_table {
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TMR_FUNCTION_COMPLETE = 0,
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TMR_TASK_DOES_NOT_EXIST = 1,
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TMR_LUN_DOES_NOT_EXIST = 2,
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TMR_TASK_STILL_ALLEGIANT = 3,
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TMR_TASK_FAILOVER_NOT_SUPPORTED = 4,
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TMR_TASK_MGMT_FUNCTION_NOT_SUPPORTED = 5,
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TMR_FUNCTION_AUTHORIZATION_FAILED = 6,
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TMR_FUNCTION_REJECTED = 255,
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};
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extern struct kmem_cache *se_tmr_req_cache;
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extern struct se_tmr_req *core_tmr_alloc_req(struct se_cmd *, void *, u8, gfp_t);
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extern void core_tmr_release_req(struct se_tmr_req *);
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extern int core_tmr_lun_reset(struct se_device *, struct se_tmr_req *,
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struct list_head *, struct se_cmd *);
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#endif /* TARGET_CORE_TMR_H */
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