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module: icp: remove other provider types

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Reviewed-by: Brian Behlendorf <behlendorf1@llnl.gov>
Signed-off-by: Ahelenia Ziemiańska <nabijaczleweli@nabijaczleweli.xyz>
Closes #12901
This commit is contained in:
наб
2021-12-23 19:51:00 +01:00
committed by Brian Behlendorf
parent 167ced3fb1
commit 710657f51d
21 changed files with 236 additions and 1422 deletions
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module/icp/include/sys/crypto/sched_impl.h
+11 -32
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@@ -59,23 +59,20 @@ typedef enum kcf_call_type {
#define CHECK_RESTRICT(crq) (crq != NULL && \
((crq)->cr_flag & CRYPTO_RESTRICTED))
#define CHECK_RESTRICT_FALSE B_FALSE
#define CHECK_FASTPATH(crq, pd) ((crq) == NULL || \
!((crq)->cr_flag & CRYPTO_ALWAYS_QUEUE)) && \
(pd)->pd_prov_type == CRYPTO_SW_PROVIDER
!((crq)->cr_flag & CRYPTO_ALWAYS_QUEUE))
#define KCF_KMFLAG(crq) (((crq) == NULL) ? KM_SLEEP : KM_NOSLEEP)
/*
* The framework keeps an internal handle to use in the adaptive
* asynchronous case. This is the case when a client has the
* CRYPTO_ALWAYS_QUEUE bit clear and a software provider is used for
* CRYPTO_ALWAYS_QUEUE bit clear and a provider is used for
* the request. The request is completed in the context of the calling
* thread and kernel memory must be allocated with KM_NOSLEEP.
*
* The framework passes a pointer to the handle in crypto_req_handle_t
* argument when it calls the SPI of the software provider. The macros
* argument when it calls the SPI of the provider. The macros
* KCF_RHNDL() and KCF_SWFP_RHNDL() are used to do this.
*
* When a provider asks the framework for kmflag value via
@@ -146,7 +143,7 @@ typedef struct kcf_sreq_node {
/*
* Node structure for asynchronous requests. A node can be on
* on a chain of requests hanging of the internal context
* structure and can be in the global software provider queue.
* structure and can be in the global provider queue.
*/
typedef struct kcf_areq_node {
/* Should always be the first field in this structure */
@@ -176,11 +173,7 @@ typedef struct kcf_areq_node {
kcondvar_t an_turn_cv;
boolean_t an_is_my_turn;
/*
* Next and previous nodes in the global software
* queue. These fields are NULL for a hardware
* provider since we use a taskq there.
*/
/* Next and previous nodes in the global queue. */
struct kcf_areq_node *an_next;
struct kcf_areq_node *an_prev;
@@ -244,8 +237,8 @@ typedef struct kcf_reqid_table {
} kcf_reqid_table_t;
/*
* Global software provider queue structure. Requests to be
* handled by a SW provider and have the ALWAYS_QUEUE flag set
* Global provider queue structure. Requests to be
* handled by a provider and have the ALWAYS_QUEUE flag set
* get queued here.
*/
typedef struct kcf_global_swq {
@@ -339,11 +332,11 @@ typedef struct kcf_ctx_template {
uint_t ct_generation; /* generation # */
size_t ct_size; /* for freeing */
crypto_spi_ctx_template_t ct_prov_tmpl; /* context template */
/* from the SW prov */
/* from the provider */
} kcf_ctx_template_t;
/*
* Structure for pool of threads working on global software queue.
* Structure for pool of threads working on the global queue.
*/
typedef struct kcf_pool {
uint32_t kp_threads; /* Number of threads in pool */
@@ -431,19 +424,12 @@ typedef struct kcf_ntfy_elem {
* The following values are based on the assumption that it would
* take around eight cpus to load a hardware provider (This is true for
* at least one product) and a kernel client may come from different
* low-priority interrupt levels. We will have CRYPTO_TASKQ_MIN number
* of cached taskq entries. The CRYPTO_TASKQ_MAX number is based on
* low-priority interrupt levels. The CRYPTO_TASKQ_MAX number is based on
* a throughput of 1GB/s using 512-byte buffers. These are just
* reasonable estimates and might need to change in future.
*/
#define CRYPTO_TASKQ_THREADS 8
#define CRYPTO_TASKQ_MIN 64
#define CRYPTO_TASKQ_MAX 2 * 1024 * 1024
extern const int crypto_taskq_threads;
extern const int crypto_taskq_minalloc;
extern const int crypto_taskq_maxalloc;
/*
* All pending crypto bufcalls are put on a list. cbuf_list_lock
* protects changes to this list.
@@ -458,19 +444,12 @@ extern kcondvar_t cbuf_list_cv;
extern kmutex_t ntfy_list_lock;
extern kcondvar_t ntfy_list_cv;
boolean_t kcf_get_next_logical_provider_member(kcf_provider_desc_t *,
kcf_provider_desc_t *, kcf_provider_desc_t **);
extern int kcf_get_hardware_provider(crypto_mech_type_t, crypto_mech_type_t,
boolean_t, kcf_provider_desc_t *, kcf_provider_desc_t **,
crypto_func_group_t);
extern int kcf_get_hardware_provider_nomech(offset_t, offset_t,
boolean_t, kcf_provider_desc_t *, kcf_provider_desc_t **);
extern void kcf_free_triedlist(kcf_prov_tried_t *);
extern kcf_prov_tried_t *kcf_insert_triedlist(kcf_prov_tried_t **,
kcf_provider_desc_t *, int);
extern kcf_provider_desc_t *kcf_get_mech_provider(crypto_mech_type_t,
kcf_mech_entry_t **, int *, kcf_prov_tried_t *, crypto_func_group_t,
boolean_t, size_t);
boolean_t);
extern crypto_ctx_t *kcf_new_ctx(crypto_call_req_t *, kcf_provider_desc_t *,
crypto_session_id_t);
extern int kcf_submit_request(kcf_provider_desc_t *, crypto_ctx_t *,