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https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
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145eba1aae
use SPDX-License-Identifier instead of a verbose license text Link: https://lore.kernel.org/r/20210823042622.109-1-caihuoqing@baidu.com Signed-off-by: Cai Huoqing <caihuoqing@baidu.com> Signed-off-by: Jason Gunthorpe <jgg@nvidia.com>
69 lines
1.5 KiB
C
69 lines
1.5 KiB
C
/* SPDX-License-Identifier: GPL-2.0 or BSD-3-Clause */
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/*
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* Copyright(c) 2018 Intel Corporation.
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*/
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#ifndef _HFI1_FAULT_H
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#define _HFI1_FAULT_H
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#include <linux/fault-inject.h>
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#include <linux/dcache.h>
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#include <linux/bitops.h>
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#include <linux/kernel.h>
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#include <rdma/rdma_vt.h>
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#include "hfi.h"
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struct hfi1_ibdev;
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#if defined(CONFIG_FAULT_INJECTION) && defined(CONFIG_FAULT_INJECTION_DEBUG_FS)
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struct fault {
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struct fault_attr attr;
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struct dentry *dir;
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u64 n_rxfaults[(1U << BITS_PER_BYTE)];
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u64 n_txfaults[(1U << BITS_PER_BYTE)];
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u64 fault_skip;
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u64 skip;
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u64 fault_skip_usec;
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unsigned long skip_usec;
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unsigned long opcodes[(1U << BITS_PER_BYTE) / BITS_PER_LONG];
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bool enable;
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bool suppress_err;
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bool opcode;
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u8 direction;
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};
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int hfi1_fault_init_debugfs(struct hfi1_ibdev *ibd);
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bool hfi1_dbg_should_fault_tx(struct rvt_qp *qp, u32 opcode);
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bool hfi1_dbg_should_fault_rx(struct hfi1_packet *packet);
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bool hfi1_dbg_fault_suppress_err(struct hfi1_ibdev *ibd);
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void hfi1_fault_exit_debugfs(struct hfi1_ibdev *ibd);
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#else
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static inline int hfi1_fault_init_debugfs(struct hfi1_ibdev *ibd)
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{
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return 0;
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}
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static inline bool hfi1_dbg_should_fault_rx(struct hfi1_packet *packet)
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{
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return false;
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}
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static inline bool hfi1_dbg_should_fault_tx(struct rvt_qp *qp,
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u32 opcode)
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{
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return false;
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}
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static inline bool hfi1_dbg_fault_suppress_err(struct hfi1_ibdev *ibd)
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{
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return false;
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}
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static inline void hfi1_fault_exit_debugfs(struct hfi1_ibdev *ibd)
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{
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}
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#endif
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#endif /* _HFI1_FAULT_H */
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