1/* SPDX-License-Identifier: GPL-2.0 */ 2#undef TRACE_SYSTEM 3#define TRACE_SYSTEM fs_dax 4 5#if !defined(_TRACE_FS_DAX_H) || defined(TRACE_HEADER_MULTI_READ) 6#define _TRACE_FS_DAX_H 7 8#include <linux/tracepoint.h> 9 10DECLARE_EVENT_CLASS(dax_pmd_fault_class, 11 TP_PROTO(struct inode *inode, struct vm_fault *vmf, 12 pgoff_t max_pgoff, int result), 13 TP_ARGS(inode, vmf, max_pgoff, result), 14 TP_STRUCT__entry( 15 __field(unsigned long, ino) 16 __field(unsigned long, vm_start) 17 __field(unsigned long, vm_end) 18 __field(unsigned long, vm_flags) 19 __field(unsigned long, address) 20 __field(pgoff_t, pgoff) 21 __field(pgoff_t, max_pgoff) 22 __field(dev_t, dev) 23 __field(unsigned int, flags) 24 __field(int, result) 25 ), 26 TP_fast_assign( 27 __entry->dev = inode->i_sb->s_dev; 28 __entry->ino = inode->i_ino; 29 __entry->vm_start = vmf->vma->vm_start; 30 __entry->vm_end = vmf->vma->vm_end; 31 __entry->vm_flags = vmf->vma->vm_flags; 32 __entry->address = vmf->address; 33 __entry->flags = vmf->flags; 34 __entry->pgoff = vmf->pgoff; 35 __entry->max_pgoff = max_pgoff; 36 __entry->result = result; 37 ), 38 TP_printk("dev %d:%d ino %#lx %s %s address %#lx vm_start " 39 "%#lx vm_end %#lx pgoff %#lx max_pgoff %#lx %s", 40 MAJOR(__entry->dev), 41 MINOR(__entry->dev), 42 __entry->ino, 43 __entry->vm_flags & VM_SHARED ? "shared" : "private", 44 __print_flags(__entry->flags, "|", FAULT_FLAG_TRACE), 45 __entry->address, 46 __entry->vm_start, 47 __entry->vm_end, 48 __entry->pgoff, 49 __entry->max_pgoff, 50 __print_flags(__entry->result, "|", VM_FAULT_RESULT_TRACE) 51 ) 52) 53 54#define DEFINE_PMD_FAULT_EVENT(name) \ 55DEFINE_EVENT(dax_pmd_fault_class, name, \ 56 TP_PROTO(struct inode *inode, struct vm_fault *vmf, \ 57 pgoff_t max_pgoff, int result), \ 58 TP_ARGS(inode, vmf, max_pgoff, result)) 59 60DEFINE_PMD_FAULT_EVENT(dax_pmd_fault); 61DEFINE_PMD_FAULT_EVENT(dax_pmd_fault_done); 62 63DECLARE_EVENT_CLASS(dax_pmd_load_hole_class, 64 TP_PROTO(struct inode *inode, struct vm_fault *vmf, 65 struct page *zero_page, 66 void *radix_entry), 67 TP_ARGS(inode, vmf, zero_page, radix_entry), 68 TP_STRUCT__entry( 69 __field(unsigned long, ino) 70 __field(unsigned long, vm_flags) 71 __field(unsigned long, address) 72 __field(struct page *, zero_page) 73 __field(void *, radix_entry) 74 __field(dev_t, dev) 75 ), 76 TP_fast_assign( 77 __entry->dev = inode->i_sb->s_dev; 78 __entry->ino = inode->i_ino; 79 __entry->vm_flags = vmf->vma->vm_flags; 80 __entry->address = vmf->address; 81 __entry->zero_page = zero_page; 82 __entry->radix_entry = radix_entry; 83 ), 84 TP_printk("dev %d:%d ino %#lx %s address %#lx zero_page %p " 85 "radix_entry %#lx", 86 MAJOR(__entry->dev), 87 MINOR(__entry->dev), 88 __entry->ino, 89 __entry->vm_flags & VM_SHARED ? "shared" : "private", 90 __entry->address, 91 __entry->zero_page, 92 (unsigned long)__entry->radix_entry 93 ) 94) 95 96#define DEFINE_PMD_LOAD_HOLE_EVENT(name) \ 97DEFINE_EVENT(dax_pmd_load_hole_class, name, \ 98 TP_PROTO(struct inode *inode, struct vm_fault *vmf, \ 99 struct page *zero_page, void *radix_entry), \ 100 TP_ARGS(inode, vmf, zero_page, radix_entry)) 101 102DEFINE_PMD_LOAD_HOLE_EVENT(dax_pmd_load_hole); 103DEFINE_PMD_LOAD_HOLE_EVENT(dax_pmd_load_hole_fallback); 104 105DECLARE_EVENT_CLASS(dax_pmd_insert_mapping_class, 106 TP_PROTO(struct inode *inode, struct vm_fault *vmf, 107 long length, pfn_t pfn, void *radix_entry), 108 TP_ARGS(inode, vmf, length, pfn, radix_entry), 109 TP_STRUCT__entry( 110 __field(unsigned long, ino) 111 __field(unsigned long, vm_flags) 112 __field(unsigned long, address) 113 __field(long, length) 114 __field(u64, pfn_val) 115 __field(void *, radix_entry) 116 __field(dev_t, dev) 117 __field(int, write) 118 ), 119 TP_fast_assign( 120 __entry->dev = inode->i_sb->s_dev; 121 __entry->ino = inode->i_ino; 122 __entry->vm_flags = vmf->vma->vm_flags; 123 __entry->address = vmf->address; 124 __entry->write = vmf->flags & FAULT_FLAG_WRITE; 125 __entry->length = length; 126 __entry->pfn_val = pfn.val; 127 __entry->radix_entry = radix_entry; 128 ), 129 TP_printk("dev %d:%d ino %#lx %s %s address %#lx length %#lx " 130 "pfn %#llx %s radix_entry %#lx", 131 MAJOR(__entry->dev), 132 MINOR(__entry->dev), 133 __entry->ino, 134 __entry->vm_flags & VM_SHARED ? "shared" : "private", 135 __entry->write ? "write" : "read", 136 __entry->address, 137 __entry->length, 138 __entry->pfn_val & ~PFN_FLAGS_MASK, 139 __print_flags_u64(__entry->pfn_val & PFN_FLAGS_MASK, "|", 140 PFN_FLAGS_TRACE), 141 (unsigned long)__entry->radix_entry 142 ) 143) 144 145#define DEFINE_PMD_INSERT_MAPPING_EVENT(name) \ 146DEFINE_EVENT(dax_pmd_insert_mapping_class, name, \ 147 TP_PROTO(struct inode *inode, struct vm_fault *vmf, \ 148 long length, pfn_t pfn, void *radix_entry), \ 149 TP_ARGS(inode, vmf, length, pfn, radix_entry)) 150 151DEFINE_PMD_INSERT_MAPPING_EVENT(dax_pmd_insert_mapping); 152 153DECLARE_EVENT_CLASS(dax_pte_fault_class, 154 TP_PROTO(struct inode *inode, struct vm_fault *vmf, int result), 155 TP_ARGS(inode, vmf, result), 156 TP_STRUCT__entry( 157 __field(unsigned long, ino) 158 __field(unsigned long, vm_flags) 159 __field(unsigned long, address) 160 __field(pgoff_t, pgoff) 161 __field(dev_t, dev) 162 __field(unsigned int, flags) 163 __field(int, result) 164 ), 165 TP_fast_assign( 166 __entry->dev = inode->i_sb->s_dev; 167 __entry->ino = inode->i_ino; 168 __entry->vm_flags = vmf->vma->vm_flags; 169 __entry->address = vmf->address; 170 __entry->flags = vmf->flags; 171 __entry->pgoff = vmf->pgoff; 172 __entry->result = result; 173 ), 174 TP_printk("dev %d:%d ino %#lx %s %s address %#lx pgoff %#lx %s", 175 MAJOR(__entry->dev), 176 MINOR(__entry->dev), 177 __entry->ino, 178 __entry->vm_flags & VM_SHARED ? "shared" : "private", 179 __print_flags(__entry->flags, "|", FAULT_FLAG_TRACE), 180 __entry->address, 181 __entry->pgoff, 182 __print_flags(__entry->result, "|", VM_FAULT_RESULT_TRACE) 183 ) 184) 185 186#define DEFINE_PTE_FAULT_EVENT(name) \ 187DEFINE_EVENT(dax_pte_fault_class, name, \ 188 TP_PROTO(struct inode *inode, struct vm_fault *vmf, int result), \ 189 TP_ARGS(inode, vmf, result)) 190 191DEFINE_PTE_FAULT_EVENT(dax_pte_fault); 192DEFINE_PTE_FAULT_EVENT(dax_pte_fault_done); 193DEFINE_PTE_FAULT_EVENT(dax_load_hole); 194DEFINE_PTE_FAULT_EVENT(dax_insert_pfn_mkwrite_no_entry); 195DEFINE_PTE_FAULT_EVENT(dax_insert_pfn_mkwrite); 196 197TRACE_EVENT(dax_insert_mapping, 198 TP_PROTO(struct inode *inode, struct vm_fault *vmf, void *radix_entry), 199 TP_ARGS(inode, vmf, radix_entry), 200 TP_STRUCT__entry( 201 __field(unsigned long, ino) 202 __field(unsigned long, vm_flags) 203 __field(unsigned long, address) 204 __field(void *, radix_entry) 205 __field(dev_t, dev) 206 __field(int, write) 207 ), 208 TP_fast_assign( 209 __entry->dev = inode->i_sb->s_dev; 210 __entry->ino = inode->i_ino; 211 __entry->vm_flags = vmf->vma->vm_flags; 212 __entry->address = vmf->address; 213 __entry->write = vmf->flags & FAULT_FLAG_WRITE; 214 __entry->radix_entry = radix_entry; 215 ), 216 TP_printk("dev %d:%d ino %#lx %s %s address %#lx radix_entry %#lx", 217 MAJOR(__entry->dev), 218 MINOR(__entry->dev), 219 __entry->ino, 220 __entry->vm_flags & VM_SHARED ? "shared" : "private", 221 __entry->write ? "write" : "read", 222 __entry->address, 223 (unsigned long)__entry->radix_entry 224 ) 225) 226 227DECLARE_EVENT_CLASS(dax_writeback_range_class, 228 TP_PROTO(struct inode *inode, pgoff_t start_index, pgoff_t end_index), 229 TP_ARGS(inode, start_index, end_index), 230 TP_STRUCT__entry( 231 __field(unsigned long, ino) 232 __field(pgoff_t, start_index) 233 __field(pgoff_t, end_index) 234 __field(dev_t, dev) 235 ), 236 TP_fast_assign( 237 __entry->dev = inode->i_sb->s_dev; 238 __entry->ino = inode->i_ino; 239 __entry->start_index = start_index; 240 __entry->end_index = end_index; 241 ), 242 TP_printk("dev %d:%d ino %#lx pgoff %#lx-%#lx", 243 MAJOR(__entry->dev), 244 MINOR(__entry->dev), 245 __entry->ino, 246 __entry->start_index, 247 __entry->end_index 248 ) 249) 250 251#define DEFINE_WRITEBACK_RANGE_EVENT(name) \ 252DEFINE_EVENT(dax_writeback_range_class, name, \ 253 TP_PROTO(struct inode *inode, pgoff_t start_index, pgoff_t end_index),\ 254 TP_ARGS(inode, start_index, end_index)) 255 256DEFINE_WRITEBACK_RANGE_EVENT(dax_writeback_range); 257DEFINE_WRITEBACK_RANGE_EVENT(dax_writeback_range_done); 258 259TRACE_EVENT(dax_writeback_one, 260 TP_PROTO(struct inode *inode, pgoff_t pgoff, pgoff_t pglen), 261 TP_ARGS(inode, pgoff, pglen), 262 TP_STRUCT__entry( 263 __field(unsigned long, ino) 264 __field(pgoff_t, pgoff) 265 __field(pgoff_t, pglen) 266 __field(dev_t, dev) 267 ), 268 TP_fast_assign( 269 __entry->dev = inode->i_sb->s_dev; 270 __entry->ino = inode->i_ino; 271 __entry->pgoff = pgoff; 272 __entry->pglen = pglen; 273 ), 274 TP_printk("dev %d:%d ino %#lx pgoff %#lx pglen %#lx", 275 MAJOR(__entry->dev), 276 MINOR(__entry->dev), 277 __entry->ino, 278 __entry->pgoff, 279 __entry->pglen 280 ) 281) 282 283#endif /* _TRACE_FS_DAX_H */ 284 285/* This part must be outside protection */ 286#include <trace/define_trace.h> 287