Files
cubelinux-kernel/drivers/infiniband/hw/hfi1/fault.h
T
Greg Kroah-Hartman 598cf27219 Linux 6.19.3
Link: https://lore.kernel.org/r/20260217200002.683975158@linuxfoundation.org
Tested-by: Florian Fainelli <florian.fainelli@broadcom.com>
Tested-by: Takeshi Ogasawara <takeshi.ogasawara@futuring-girl.com>
Tested-by: Peter Schneider <pschneider1968@googlemail.com>
Tested-by: Jon Hunter <jonathanh@nvidia.com>
Tested-by: Salvatore Bonaccorso <carnil@debian.org>
Tested-by: Brett A C Sheffield <bacs@librecast.net>
Tested-by: Mark Brown <broonie@kernel.org>
Tested-by: Luna Jernberg <droidbittin@gmail.com>
Tested-by: Ronald Warsow <rwarsow@gmx.de>
Tested-by: Justin M. Forbes <jforbes@fedoraproject.org>
Tested-by: Ron Economos <re@w6rz.net>
Tested-by: Miguel Ojeda <ojeda@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2026-02-19 16:33:27 +01:00

70 lines
1.5 KiB
C

/* SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause */
/*
* Copyright(c) 2018 Intel Corporation.
*/
#ifndef _HFI1_FAULT_H
#define _HFI1_FAULT_H
#include <linux/fault-inject.h>
#include <linux/dcache.h>
#include <linux/bitops.h>
#include <linux/kernel.h>
#include <rdma/rdma_vt.h>
#include "hfi.h"
struct hfi1_ibdev;
#if defined(CONFIG_FAULT_INJECTION) && defined(CONFIG_FAULT_INJECTION_DEBUG_FS)
struct fault {
struct fault_attr attr;
struct dentry *dir;
u64 n_rxfaults[(1U << BITS_PER_BYTE)];
u64 n_txfaults[(1U << BITS_PER_BYTE)];
u64 fault_skip;
u64 skip;
u64 fault_skip_usec;
unsigned long skip_usec;
unsigned long opcodes[(1U << BITS_PER_BYTE) / BITS_PER_LONG];
bool enable;
bool suppress_err;
bool opcode;
u8 direction;
};
int hfi1_fault_init_debugfs(struct hfi1_ibdev *ibd);
bool hfi1_dbg_should_fault_tx(struct rvt_qp *qp, u32 opcode);
bool hfi1_dbg_should_fault_rx(struct hfi1_packet *packet);
bool hfi1_dbg_fault_suppress_err(struct hfi1_ibdev *ibd);
void hfi1_fault_exit_debugfs(struct hfi1_ibdev *ibd);
#else
static inline int hfi1_fault_init_debugfs(struct hfi1_ibdev *ibd)
{
return 0;
}
static inline bool hfi1_dbg_should_fault_rx(struct hfi1_packet *packet)
{
return false;
}
static inline bool hfi1_dbg_should_fault_tx(struct rvt_qp *qp,
u32 opcode)
{
return false;
}
static inline bool hfi1_dbg_fault_suppress_err(struct hfi1_ibdev *ibd)
{
return false;
}
static inline void hfi1_fault_exit_debugfs(struct hfi1_ibdev *ibd)
{
}
#endif
#endif /* _HFI1_FAULT_H */