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Documented in 1 files:

Defined in 1 files as a prototype:

Defined in 1 files as a function:

Referenced in 8 files:

Smatch caller information:

fs/ubifs/compress.c ubifs_compress_common() -> crypto_acomp_compress()

Type Parameter Key Value
PARAM_VALUE 0 req 255322972757065728
PARAM_VALUE 0 req->base.complete 0
PARAM_VALUE 0 req->base.data 0
PARAM_VALUE 0 req->base.flags 8-3092
PARAM_VALUE 0 req->base.tfm 4096-ptr_max
PARAM_VALUE 0 req->dlen 0-4032,2147483648-u32max
PARAM_VALUE 0 req->dst 4096-ptr_max
PARAM_VALUE 0 req->dvirt 4096-ptr_max
PARAM_VALUE 0 req->slen 128-4096
BUF_SIZE 0 req 176
DATA_SOURCE 0 req r acomp_request_on_stack_init
NOSPEC 0 req->chain.ssg.length
NOSPEC 0 req->chain.ssg.offset
NOSPEC 0 req->slen
RX_PATH
TASK_NOT_RUNNING
USER_DATA 0 req->chain.ssg.length 128-4095[c]
USER_DATA 0 req->chain.ssg.offset 2-4095[c][u]
USER_DATA 0 req->dlen 64-4031[c]
USER_DATA 0 req->slen 128-4095[c]
USER_DATA 0 req->src->length 0[c]
USER_DATA 0 req->src->offset 0[c][u]
HALF_LOCKED2 &ui->ui_mutex

fs/ubifs/compress.c ubifs_compress_common() -> crypto_acomp_compress()

Type Parameter Key Value
PARAM_VALUE 0 req 4096-ptr_max
PARAM_VALUE 0 req->base.complete 1624078799481573376
PARAM_VALUE 0 req->base.data 2280787204419108864
PARAM_VALUE 0 req->base.flags 0,2-1054,2048,2050-3102
BUF_SIZE 0 req (-1),176
BUF_SIZE 0 req (-1),176
CAPPED_DATA 0 req 1
NOSPEC 0 req->chain.ssg.length
NOSPEC 0 req->chain.ssg.offset
NOSPEC 0 req->slen
RX_PATH
TASK_NOT_RUNNING
USER_DATA 0 req->__ctx->acompress_req->chain.ssg.length 128-4095[c]
USER_DATA 0 req->__ctx->acompress_req->chain.ssg.offset 2-4095[c][u]
USER_DATA 0 req->__ctx->acompress_req->dlen 64-4031[c]
USER_DATA 0 req->__ctx->acompress_req->slen 128-4095[c]
USER_DATA 0 req->__ctx->actual_dlen 65-4031[c]
USER_DATA 0 req->__ctx->chain.ssg.length 128-4095[c]
USER_DATA 0 req->__ctx->chain.ssg.offset 2-4095[c][u]
USER_DATA 0 req->__ctx->dlen 64-4031[c]
USER_DATA 0 req->__ctx->slen 128-4095[c]
USER_DATA 0 req->chain.ssg.length 128-4095[c]
USER_DATA 0 req->chain.ssg.offset 2-4095[c][u]
USER_DATA 0 req->dlen 64-4031[c]
USER_DATA 0 req->slen 128-4095[c]
USER_DATA 0 req->src->length 0,128-4095[c]
USER_DATA 0 req->src->offset 0,2-4095[c][u]
HALF_LOCKED2 &ui->ui_mutex

crypto/acompress.c acomp_do_nondma() -> crypto_acomp_compress()

Type Parameter Key Value
PARAM_VALUE 0 req 549740974122426368
PARAM_VALUE 0 req->base.complete 0
PARAM_VALUE 0 req->base.data 0
PARAM_VALUE 0 req->base.tfm 4096-ptr_max
BUF_SIZE 0 req 176
DATA_SOURCE 0 req r acomp_fbreq_on_stack_init
NOSPEC 0 req->slen
RX_PATH
TASK_NOT_RUNNING
HOST_DATA 0 req->dlen 0-2147483646[c]
HOST_DATA 0 req->slen 0-u32max[c]
USER_DATA 0 req->dlen 64-4031[c]
USER_DATA 0 req->slen 128-4095[c]
HALF_LOCKED2 &acomp_ctx->mutex

kernel/power/swap.c compress_threadfn() -> crypto_acomp_compress()

Type Parameter Key Value
PARAM_VALUE 0 req 4096-ptr_max
PARAM_VALUE 0 req->base.complete 0
PARAM_VALUE 0 req->base.data 0
PARAM_VALUE 0 req->base.flags 542-572,2590-2620
PARAM_VALUE 0 req->dlen 143352
PARAM_VALUE 0 req->dst 4096-ptr_max
PARAM_VALUE 0 req->dvirt 4096-ptr_max

mm/zswap.c zswap_compress() -> crypto_acomp_compress()

Type Parameter Key Value
PARAM_VALUE 0 req 4096-ptr_max
PARAM_VALUE 0 req->dlen 4096
PARAM_VALUE 0 req->dst 4433476764150079488
PARAM_VALUE 0 req->dvirt 4433476764150079488
PARAM_VALUE 0 req->slen 4096
PARAM_VALUE 0 req->src 4852991439943122944
PARAM_VALUE 0 req->svirt 4852991439943122944
LOCK2 &acomp_ctx->mutex
TYPE_LOCK (struct crypto_acomp_ctx)->mutex

crypto/testmgr.c test_acomp() -> crypto_acomp_compress()

Type Parameter Key Value
PARAM_VALUE 0 req 4096-ptr_max
PARAM_VALUE 0 req->base.complete 1624078799481573376
PARAM_VALUE 0 req->base.data 2851200260468441088
PARAM_VALUE 0 req->base.flags 0,1024-u32max
PARAM_VALUE 0 req->base.tfm 4096-ptr_max
PARAM_VALUE 0 req->dlen 512
PARAM_VALUE 0 req->dst 6314964275871338496
PARAM_VALUE 0 req->dvirt 6314964275871338496
PARAM_VALUE 0 req->src 6893413365837684736
PARAM_VALUE 0 req->svirt 6893413365837684736
BUF_SIZE 0 req s32min-s32max
DATA_SOURCE 0 req r acomp_request_alloc_extra_noprof
HALF_LOCKED2 global &once_lock

drivers/crypto/intel/qat/qat_common/qat_comp_algs.c qat_comp_alg_lz4s_zstd_compress() -> crypto_acomp_compress()

Type Parameter Key Value
PARAM_VALUE 0 req 4096-ptr_max
PARAM_VALUE 0 req->base.tfm 4096-ptr_max
NOSPEC 0 req->slen
RX_PATH
TASK_NOT_RUNNING
HOST_DATA 0 req->dlen 0-2147483646[c]
HOST_DATA 0 req->slen 0-u32max[c]
USER_DATA 0 req->chain.ssg.length 128-4095[c]
USER_DATA 0 req->chain.ssg.offset 2-4095[c][u]
USER_DATA 0 req->dlen 64-4031[c]
USER_DATA 0 req->slen 128-4095[c]
NO_OVERFLOW_SIMPLE 0 req->chain.dsg.length
HALF_LOCKED2 &acomp_ctx->mutex

net/xfrm/xfrm_ipcomp.c ipcomp_compress() -> crypto_acomp_compress()

Type Parameter Key Value
PARAM_VALUE 0 req 4096-ptr_max
PARAM_VALUE 0 req->base.complete 244937494038732800
PARAM_VALUE 0 req->base.data 4096-ptr_max
PARAM_VALUE 0 req->base.flags 0,2-30,2048,2050-2078
PARAM_VALUE 0 req->base.tfm 4096-ptr_max
PARAM_VALUE 0 req->dst 0
PARAM_VALUE 0 req->dvirt 0
PARAM_VALUE 0 req->src 4096-ptr_max
PARAM_VALUE 0 req->svirt 4096-ptr_max
BUF_SIZE 0 req s32min-s32max
DATA_SOURCE 0 req r ipcomp_setup_req
RX_PATH
TASK_NOT_RUNNING
HOST_DATA 0 req->dlen 0-2147483646[c]
HOST_DATA 0 req->slen 0-s32max[c]
NO_OVERFLOW_SIMPLE 0 req->slen

drivers/crypto/hisilicon/zip/zip_crypto.c hisi_zip_fallback_do_work() -> crypto_acomp_compress()

Type Parameter Key Value
PARAM_VALUE 0 req 209177456705826816
PARAM_VALUE 0 req->base.complete 0
PARAM_VALUE 0 req->base.data 0
PARAM_VALUE 0 req->base.tfm 4096-ptr_max
BUF_SIZE 0 req 176
DATA_SOURCE 0 req r acomp_fbreq_on_stack_init
NOSPEC 0 req->slen
RX_PATH
TASK_NOT_RUNNING
HOST_DATA 0 req->dlen 0-2147483646[c]
HOST_DATA 0 req->slen 0-u32max[c]
USER_DATA 0 req->dlen 64-4031[c]
USER_DATA 0 req->slen 128-4095[c]
HALF_LOCKED2 &acomp_ctx->mutex