Stricted
81 lines
2.0 KiB
C
81 lines
2.0 KiB
C
#ifndef ___FUSE_H___
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#define ___FUSE_H___
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extern void fuse_request_send_background_ex(struct fuse_conn *fc,
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struct fuse_req *req, __u32 size);
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extern void fuse_request_send_ex(struct fuse_conn *fc, struct fuse_req *req,
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__u32 size);
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#ifndef USER_BUILD_KERNEL /* IO log is only enabled in eng load */
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#define FUSEIO_TRACE
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#endif
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#ifdef MET_FUSEIO_TRACE
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#define MET_FUSE_IOLOG_INIT() struct timespec met_fuse_start_time, met_fuse_end_time
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#define MET_FUSE_IOLOG_START() get_monotonic_boottime(&met_fuse_start_time)
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#define MET_FUSE_IOLOG_END() get_monotonic_boottime(&met_fuse_end_time)
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#else
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#define MET_FUSE_IOLOG_INIT(...)
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#define MET_FUSE_IOLOG_START(...)
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#define MET_FUSE_IOLOG_END(...)
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#endif
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#ifdef FUSEIO_TRACE
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#include <linux/sched.h>
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#include <linux/xlog.h>
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#include <linux/kthread.h>
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extern void fuse_time_diff(struct timespec *start,
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struct timespec *end,
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struct timespec *diff);
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extern void fuse_iolog_add(__u32 io_bytes, int type,
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struct timespec *start,
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struct timespec *end);
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extern __u32 fuse_iolog_timeus_diff(struct timespec *start,
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struct timespec *end);
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extern void fuse_iolog_exit(void);
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extern void fuse_iolog_init(void);
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struct fuse_rw_info
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{
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__u32 count;
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__u32 bytes;
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__u32 us;
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};
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struct fuse_proc_info
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{
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pid_t pid;
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__u32 valid;
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int misc_type;
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struct fuse_rw_info read;
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struct fuse_rw_info write;
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struct fuse_rw_info misc;
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};
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#define FUSE_IOLOG_MAX 12
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#define FUSE_IOLOG_BUFLEN 512
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#define FUSE_IOLOG_LATENCY 1
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#define FUSE_IOLOG_INIT() struct timespec _tstart, _tend
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#define FUSE_IOLOG_START() get_monotonic_boottime(&_tstart)
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#define FUSE_IOLOG_END() get_monotonic_boottime(&_tend)
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#define FUSE_IOLOG_US() fuse_iolog_timeus_diff(&_tstart, &_tend)
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#define FUSE_IOLOG_PRINT(iobytes, type) fuse_iolog_add(iobytes, type, &_tstart, &_tend)
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#else
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#define FUSE_IOLOG_INIT(...)
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#define FUSE_IOLOG_START(...)
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#define FUSE_IOLOG_END(...)
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#define FUSE_IOLOG_PRINT(...)
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#define fuse_iolog_init(...)
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#define fuse_iolog_exit(...)
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#endif
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#endif
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