| 1 | |
| 2 |
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| 3 | #undef TRACE_SYSTEM
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| 4 | #define TRACE_SYSTEM ext2
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| 5 |
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| 6 | #if !defined(_EXT2_TRACE_H) || defined(TRACE_HEADER_MULTI_READ)
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| 7 | #define _EXT2_TRACE_H
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| 8 |
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| 9 | #include <linux/tracepoint.h>
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| 10 |
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| 11 | DECLARE_EVENT_CLASS(ext2_dio_class,
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| 12 | TP_PROTO(struct kiocb *iocb, struct iov_iter *iter, ssize_t ret),
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| 13 | TP_ARGS(iocb, iter, ret),
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| 14 | TP_STRUCT__entry(
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| 15 | __field(dev_t, dev)
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| 16 | __field(u64, ino)
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| 17 | __field(loff_t, isize)
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| 18 | __field(loff_t, pos)
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| 19 | __field(size_t, count)
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| 20 | __field(int, ki_flags)
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| 21 | __field(bool, aio)
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| 22 | __field(ssize_t, ret)
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| 23 | ),
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| 24 | TP_fast_assign(
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| 25 | __entry->dev = file_inode(iocb->ki_filp)->i_sb->s_dev;
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| 26 | __entry->ino = file_inode(iocb->ki_filp)->i_ino;
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| 27 | __entry->isize = file_inode(iocb->ki_filp)->i_size;
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| 28 | __entry->pos = iocb->ki_pos;
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| 29 | __entry->count = iov_iter_count(iter);
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| 30 | __entry->ki_flags = iocb->ki_flags;
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| 31 | __entry->aio = !is_sync_kiocb(iocb);
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| 32 | __entry->ret = ret;
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| 33 | ),
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| 34 | TP_printk("dev %d:%d ino 0x%llx isize 0x%llx pos 0x%llx len %zu flags %s aio %d ret %zd",
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| 35 | MAJOR(__entry->dev), MINOR(__entry->dev),
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| 36 | __entry->ino,
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| 37 | __entry->isize,
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| 38 | __entry->pos,
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| 39 | __entry->count,
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| 40 | __print_flags(__entry->ki_flags, "|", TRACE_IOCB_STRINGS),
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| 41 | __entry->aio,
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| 42 | __entry->ret)
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| 43 | );
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| 44 |
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| 45 | #define DEFINE_DIO_RW_EVENT(name) \
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| 46 | DEFINE_EVENT(ext2_dio_class, name, \
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| 47 | TP_PROTO(struct kiocb *iocb, struct iov_iter *iter, ssize_t ret), \
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| 48 | TP_ARGS(iocb, iter, ret))
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| 49 | DEFINE_DIO_RW_EVENT(ext2_dio_write_begin);
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| 50 | DEFINE_DIO_RW_EVENT(ext2_dio_write_end);
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| 51 | DEFINE_DIO_RW_EVENT(ext2_dio_write_buff_end);
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| 52 | DEFINE_DIO_RW_EVENT(ext2_dio_read_begin);
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| 53 | DEFINE_DIO_RW_EVENT(ext2_dio_read_end);
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| 54 |
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| 55 | TRACE_EVENT(ext2_dio_write_endio,
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| 56 | TP_PROTO(struct kiocb *iocb, ssize_t size, int ret),
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| 57 | TP_ARGS(iocb, size, ret),
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| 58 | TP_STRUCT__entry(
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| 59 | __field(dev_t, dev)
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| 60 | __field(u64, ino)
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| 61 | __field(loff_t, isize)
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| 62 | __field(loff_t, pos)
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| 63 | __field(ssize_t, size)
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| 64 | __field(int, ki_flags)
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| 65 | __field(bool, aio)
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| 66 | __field(int, ret)
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| 67 | ),
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| 68 | TP_fast_assign(
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| 69 | __entry->dev = file_inode(iocb->ki_filp)->i_sb->s_dev;
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| 70 | __entry->ino = file_inode(iocb->ki_filp)->i_ino;
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| 71 | __entry->isize = file_inode(iocb->ki_filp)->i_size;
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| 72 | __entry->pos = iocb->ki_pos;
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| 73 | __entry->size = size;
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| 74 | __entry->ki_flags = iocb->ki_flags;
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| 75 | __entry->aio = !is_sync_kiocb(iocb);
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| 76 | __entry->ret = ret;
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| 77 | ),
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| 78 | TP_printk("dev %d:%d ino 0x%llx isize 0x%llx pos 0x%llx len %zd flags %s aio %d ret %d",
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| 79 | MAJOR(__entry->dev), MINOR(__entry->dev),
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| 80 | __entry->ino,
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| 81 | __entry->isize,
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| 82 | __entry->pos,
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| 83 | __entry->size,
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| 84 | __print_flags(__entry->ki_flags, "|", TRACE_IOCB_STRINGS),
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| 85 | __entry->aio,
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| 86 | __entry->ret)
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| 87 | );
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| 88 |
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| 89 | #endif
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| 90 |
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| 91 | #undef TRACE_INCLUDE_PATH
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| 92 | #define TRACE_INCLUDE_PATH .
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| 93 | #define TRACE_INCLUDE_FILE trace
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| 94 | #include <trace/define_trace.h>
|