fs/zonefs/trace.h

   1 /* SPDX-License-Identifier: GPL-2.0 */
   2 /*
   3  * zonefs filesystem driver tracepoints.
   4  *
   5  * Copyright (C) 2021 Western Digital Corporation or its affiliates.
   6  */
   7
   8 #undef TRACE_SYSTEM
   9 #define TRACE_SYSTEM zonefs
  10
  11 #if !defined(_TRACE_ZONEFS_H) || defined(TRACE_HEADER_MULTI_READ)
  12 #define _TRACE_ZONEFS_H
  13
  14 #include <linux/tracepoint.h>
  15 #include <linux/trace_seq.h>
  16 #include <linux/blkdev.h>
  17
  18 #include "zonefs.h"
  19
  20 #define show_dev(dev) MAJOR(dev), MINOR(dev)
  21
  22 TRACE_EVENT(zonefs_zone_mgmt,
  23             TP_PROTO(struct super_block *sb, struct zonefs_zone *z,
  24                      enum req_op op),
  25             TP_ARGS(sb, z, op),
  26             TP_STRUCT__entry(
  27                              __field(dev_t, dev)
  28                              __field(ino_t, ino)
  29                              __field(enum req_op, op)
  30                              __field(sector_t, sector)
  31                              __field(sector_t, nr_sectors)
  32             ),
  33             TP_fast_assign(
  34                            __entry->dev = sb->s_dev;
  35                            __entry->ino =
  36                                 z->z_sector >> ZONEFS_SB(sb)->s_zone_sectors_shift;
  37                            __entry->op = op;
  38                            __entry->sector = z->z_sector;
  39                            __entry->nr_sectors = z->z_size >> SECTOR_SHIFT;
  40             ),
  41             TP_printk("bdev=(%d,%d), ino=%lu op=%s, sector=%llu, nr_sectors=%llu",
  42                       show_dev(__entry->dev), (unsigned long)__entry->ino,
  43                       blk_op_str(__entry->op), __entry->sector,
  44                       __entry->nr_sectors
  45             )
  46 );
  47
  48 TRACE_EVENT(zonefs_file_dio_append,
  49             TP_PROTO(struct inode *inode, ssize_t size, ssize_t ret),
  50             TP_ARGS(inode, size, ret),
  51             TP_STRUCT__entry(
  52                              __field(dev_t, dev)
  53                              __field(ino_t, ino)
  54                              __field(sector_t, sector)
  55                              __field(ssize_t, size)
  56                              __field(loff_t, wpoffset)
  57                              __field(ssize_t, ret)
  58             ),
  59             TP_fast_assign(
  60                            __entry->dev = inode->i_sb->s_dev;
  61                            __entry->ino = inode->i_ino;
  62                            __entry->sector = zonefs_inode_zone(inode)->z_sector;
  63                            __entry->size = size;
  64                            __entry->wpoffset =
  65                                 zonefs_inode_zone(inode)->z_wpoffset;
  66                            __entry->ret = ret;
  67             ),
  68             TP_printk("bdev=(%d, %d), ino=%lu, sector=%llu, size=%zu, wpoffset=%llu, ret=%zu",
  69                       show_dev(__entry->dev), (unsigned long)__entry->ino,
  70                       __entry->sector, __entry->size, __entry->wpoffset,
  71                       __entry->ret
  72             )
  73 );
  74
  75 TRACE_EVENT(zonefs_iomap_begin,
  76             TP_PROTO(struct inode *inode, struct iomap *iomap),
  77             TP_ARGS(inode, iomap),
  78             TP_STRUCT__entry(
  79                              __field(dev_t, dev)
  80                              __field(ino_t, ino)
  81                              __field(u64, addr)
  82                              __field(loff_t, offset)
  83                              __field(u64, length)
  84             ),
  85             TP_fast_assign(
  86                            __entry->dev = inode->i_sb->s_dev;
  87                            __entry->ino = inode->i_ino;
  88                            __entry->addr = iomap->addr;
  89                            __entry->offset = iomap->offset;
  90                            __entry->length = iomap->length;
  91             ),
  92             TP_printk("bdev=(%d,%d), ino=%lu, addr=%llu, offset=%llu, length=%llu",
  93                       show_dev(__entry->dev), (unsigned long)__entry->ino,
  94                       __entry->addr, __entry->offset, __entry->length
  95             )
  96 );
  97
  98 #endif /* _TRACE_ZONEFS_H */
  99
 100 #undef TRACE_INCLUDE_PATH
 101 #define TRACE_INCLUDE_PATH .
 102 #undef TRACE_INCLUDE_FILE
 103 #define TRACE_INCLUDE_FILE trace
 104
 105 /* This part must be outside protection */
 106 #include <trace/define_trace.h>