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9e36832d31
This applies the patch from:
https://github.com/zfsonlinux/zfs/issues/9476#issuecomment-543854498
...which was originally from:
9fa8b5b QAT related bug fixes
This allows QAT to build.
Signed-off-by: Tony Hutter <hutter2@llnl.gov>
106 lines
2.8 KiB
C
106 lines
2.8 KiB
C
/*
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* CDDL HEADER START
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*
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* The contents of this file are subject to the terms of the
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* Common Development and Distribution License (the "License").
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* You may not use this file except in compliance with the License.
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*
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* You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
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* or http://www.opensolaris.org/os/licensing.
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* See the License for the specific language governing permissions
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* and limitations under the License.
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*
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* When distributing Covered Code, include this CDDL HEADER in each
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* file and include the License file at usr/src/OPENSOLARIS.LICENSE.
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* If applicable, add the following below this CDDL HEADER, with the
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* fields enclosed by brackets "[]" replaced with your own identifying
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* information: Portions Copyright [yyyy] [name of copyright owner]
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*
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* CDDL HEADER END
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*/
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#if defined(_KERNEL) && defined(HAVE_QAT)
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#include <sys/zfs_context.h>
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#include "qat.h"
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qat_stats_t qat_stats = {
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{ "comp_requests", KSTAT_DATA_UINT64 },
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{ "comp_total_in_bytes", KSTAT_DATA_UINT64 },
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{ "comp_total_out_bytes", KSTAT_DATA_UINT64 },
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{ "decomp_requests", KSTAT_DATA_UINT64 },
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{ "decomp_total_in_bytes", KSTAT_DATA_UINT64 },
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{ "decomp_total_out_bytes", KSTAT_DATA_UINT64 },
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{ "dc_fails", KSTAT_DATA_UINT64 },
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{ "encrypt_requests", KSTAT_DATA_UINT64 },
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{ "encrypt_total_in_bytes", KSTAT_DATA_UINT64 },
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{ "encrypt_total_out_bytes", KSTAT_DATA_UINT64 },
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{ "decrypt_requests", KSTAT_DATA_UINT64 },
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{ "decrypt_total_in_bytes", KSTAT_DATA_UINT64 },
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{ "decrypt_total_out_bytes", KSTAT_DATA_UINT64 },
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{ "crypt_fails", KSTAT_DATA_UINT64 },
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{ "cksum_requests", KSTAT_DATA_UINT64 },
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{ "cksum_total_in_bytes", KSTAT_DATA_UINT64 },
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{ "cksum_fails", KSTAT_DATA_UINT64 },
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};
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static kstat_t *qat_ksp = NULL;
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CpaStatus
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qat_mem_alloc_contig(void **pp_mem_addr, Cpa32U size_bytes)
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{
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*pp_mem_addr = kmalloc(size_bytes, GFP_KERNEL);
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if (*pp_mem_addr == NULL)
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return (CPA_STATUS_RESOURCE);
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return (CPA_STATUS_SUCCESS);
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}
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void
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qat_mem_free_contig(void **pp_mem_addr)
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{
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if (*pp_mem_addr != NULL) {
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kfree(*pp_mem_addr);
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*pp_mem_addr = NULL;
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}
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}
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int
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qat_init(void)
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{
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qat_ksp = kstat_create("zfs", 0, "qat", "misc",
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KSTAT_TYPE_NAMED, sizeof (qat_stats) / sizeof (kstat_named_t),
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KSTAT_FLAG_VIRTUAL);
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if (qat_ksp != NULL) {
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qat_ksp->ks_data = &qat_stats;
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kstat_install(qat_ksp);
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}
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/*
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* Just set the disable flag when qat init failed, qat can be
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* turned on again in post-process after zfs module is loaded, e.g.:
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* echo 0 > /sys/module/zfs/parameters/zfs_qat_compress_disable
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*/
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if (qat_dc_init() != 0)
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zfs_qat_compress_disable = 1;
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if (qat_cy_init() != 0) {
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zfs_qat_checksum_disable = 1;
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zfs_qat_encrypt_disable = 1;
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}
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return (0);
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}
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void
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qat_fini(void)
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{
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if (qat_ksp != NULL) {
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kstat_delete(qat_ksp);
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qat_ksp = NULL;
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}
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qat_cy_fini();
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qat_dc_fini();
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}
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#endif
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