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-rw-r--r--include/trace/events/fs_dax.h286
1 files changed, 286 insertions, 0 deletions
diff --git a/include/trace/events/fs_dax.h b/include/trace/events/fs_dax.h
new file mode 100644
index 0000000000..97b09fcf7e
--- /dev/null
+++ b/include/trace/events/fs_dax.h
@@ -0,0 +1,286 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+#undef TRACE_SYSTEM
+#define TRACE_SYSTEM fs_dax
+
+#if !defined(_TRACE_FS_DAX_H) || defined(TRACE_HEADER_MULTI_READ)
+#define _TRACE_FS_DAX_H
+
+#include <linux/tracepoint.h>
+
+DECLARE_EVENT_CLASS(dax_pmd_fault_class,
+ TP_PROTO(struct inode *inode, struct vm_fault *vmf,
+ pgoff_t max_pgoff, int result),
+ TP_ARGS(inode, vmf, max_pgoff, result),
+ TP_STRUCT__entry(
+ __field(unsigned long, ino)
+ __field(unsigned long, vm_start)
+ __field(unsigned long, vm_end)
+ __field(unsigned long, vm_flags)
+ __field(unsigned long, address)
+ __field(pgoff_t, pgoff)
+ __field(pgoff_t, max_pgoff)
+ __field(dev_t, dev)
+ __field(unsigned int, flags)
+ __field(int, result)
+ ),
+ TP_fast_assign(
+ __entry->dev = inode->i_sb->s_dev;
+ __entry->ino = inode->i_ino;
+ __entry->vm_start = vmf->vma->vm_start;
+ __entry->vm_end = vmf->vma->vm_end;
+ __entry->vm_flags = vmf->vma->vm_flags;
+ __entry->address = vmf->address;
+ __entry->flags = vmf->flags;
+ __entry->pgoff = vmf->pgoff;
+ __entry->max_pgoff = max_pgoff;
+ __entry->result = result;
+ ),
+ TP_printk("dev %d:%d ino %#lx %s %s address %#lx vm_start "
+ "%#lx vm_end %#lx pgoff %#lx max_pgoff %#lx %s",
+ MAJOR(__entry->dev),
+ MINOR(__entry->dev),
+ __entry->ino,
+ __entry->vm_flags & VM_SHARED ? "shared" : "private",
+ __print_flags(__entry->flags, "|", FAULT_FLAG_TRACE),
+ __entry->address,
+ __entry->vm_start,
+ __entry->vm_end,
+ __entry->pgoff,
+ __entry->max_pgoff,
+ __print_flags(__entry->result, "|", VM_FAULT_RESULT_TRACE)
+ )
+)
+
+#define DEFINE_PMD_FAULT_EVENT(name) \
+DEFINE_EVENT(dax_pmd_fault_class, name, \
+ TP_PROTO(struct inode *inode, struct vm_fault *vmf, \
+ pgoff_t max_pgoff, int result), \
+ TP_ARGS(inode, vmf, max_pgoff, result))
+
+DEFINE_PMD_FAULT_EVENT(dax_pmd_fault);
+DEFINE_PMD_FAULT_EVENT(dax_pmd_fault_done);
+
+DECLARE_EVENT_CLASS(dax_pmd_load_hole_class,
+ TP_PROTO(struct inode *inode, struct vm_fault *vmf,
+ struct page *zero_page,
+ void *radix_entry),
+ TP_ARGS(inode, vmf, zero_page, radix_entry),
+ TP_STRUCT__entry(
+ __field(unsigned long, ino)
+ __field(unsigned long, vm_flags)
+ __field(unsigned long, address)
+ __field(struct page *, zero_page)
+ __field(void *, radix_entry)
+ __field(dev_t, dev)
+ ),
+ TP_fast_assign(
+ __entry->dev = inode->i_sb->s_dev;
+ __entry->ino = inode->i_ino;
+ __entry->vm_flags = vmf->vma->vm_flags;
+ __entry->address = vmf->address;
+ __entry->zero_page = zero_page;
+ __entry->radix_entry = radix_entry;
+ ),
+ TP_printk("dev %d:%d ino %#lx %s address %#lx zero_page %p "
+ "radix_entry %#lx",
+ MAJOR(__entry->dev),
+ MINOR(__entry->dev),
+ __entry->ino,
+ __entry->vm_flags & VM_SHARED ? "shared" : "private",
+ __entry->address,
+ __entry->zero_page,
+ (unsigned long)__entry->radix_entry
+ )
+)
+
+#define DEFINE_PMD_LOAD_HOLE_EVENT(name) \
+DEFINE_EVENT(dax_pmd_load_hole_class, name, \
+ TP_PROTO(struct inode *inode, struct vm_fault *vmf, \
+ struct page *zero_page, void *radix_entry), \
+ TP_ARGS(inode, vmf, zero_page, radix_entry))
+
+DEFINE_PMD_LOAD_HOLE_EVENT(dax_pmd_load_hole);
+DEFINE_PMD_LOAD_HOLE_EVENT(dax_pmd_load_hole_fallback);
+
+DECLARE_EVENT_CLASS(dax_pmd_insert_mapping_class,
+ TP_PROTO(struct inode *inode, struct vm_fault *vmf,
+ long length, pfn_t pfn, void *radix_entry),
+ TP_ARGS(inode, vmf, length, pfn, radix_entry),
+ TP_STRUCT__entry(
+ __field(unsigned long, ino)
+ __field(unsigned long, vm_flags)
+ __field(unsigned long, address)
+ __field(long, length)
+ __field(u64, pfn_val)
+ __field(void *, radix_entry)
+ __field(dev_t, dev)
+ __field(int, write)
+ ),
+ TP_fast_assign(
+ __entry->dev = inode->i_sb->s_dev;
+ __entry->ino = inode->i_ino;
+ __entry->vm_flags = vmf->vma->vm_flags;
+ __entry->address = vmf->address;
+ __entry->write = vmf->flags & FAULT_FLAG_WRITE;
+ __entry->length = length;
+ __entry->pfn_val = pfn.val;
+ __entry->radix_entry = radix_entry;
+ ),
+ TP_printk("dev %d:%d ino %#lx %s %s address %#lx length %#lx "
+ "pfn %#llx %s radix_entry %#lx",
+ MAJOR(__entry->dev),
+ MINOR(__entry->dev),
+ __entry->ino,
+ __entry->vm_flags & VM_SHARED ? "shared" : "private",
+ __entry->write ? "write" : "read",
+ __entry->address,
+ __entry->length,
+ __entry->pfn_val & ~PFN_FLAGS_MASK,
+ __print_flags_u64(__entry->pfn_val & PFN_FLAGS_MASK, "|",
+ PFN_FLAGS_TRACE),
+ (unsigned long)__entry->radix_entry
+ )
+)
+
+#define DEFINE_PMD_INSERT_MAPPING_EVENT(name) \
+DEFINE_EVENT(dax_pmd_insert_mapping_class, name, \
+ TP_PROTO(struct inode *inode, struct vm_fault *vmf, \
+ long length, pfn_t pfn, void *radix_entry), \
+ TP_ARGS(inode, vmf, length, pfn, radix_entry))
+
+DEFINE_PMD_INSERT_MAPPING_EVENT(dax_pmd_insert_mapping);
+
+DECLARE_EVENT_CLASS(dax_pte_fault_class,
+ TP_PROTO(struct inode *inode, struct vm_fault *vmf, int result),
+ TP_ARGS(inode, vmf, result),
+ TP_STRUCT__entry(
+ __field(unsigned long, ino)
+ __field(unsigned long, vm_flags)
+ __field(unsigned long, address)
+ __field(pgoff_t, pgoff)
+ __field(dev_t, dev)
+ __field(unsigned int, flags)
+ __field(int, result)
+ ),
+ TP_fast_assign(
+ __entry->dev = inode->i_sb->s_dev;
+ __entry->ino = inode->i_ino;
+ __entry->vm_flags = vmf->vma->vm_flags;
+ __entry->address = vmf->address;
+ __entry->flags = vmf->flags;
+ __entry->pgoff = vmf->pgoff;
+ __entry->result = result;
+ ),
+ TP_printk("dev %d:%d ino %#lx %s %s address %#lx pgoff %#lx %s",
+ MAJOR(__entry->dev),
+ MINOR(__entry->dev),
+ __entry->ino,
+ __entry->vm_flags & VM_SHARED ? "shared" : "private",
+ __print_flags(__entry->flags, "|", FAULT_FLAG_TRACE),
+ __entry->address,
+ __entry->pgoff,
+ __print_flags(__entry->result, "|", VM_FAULT_RESULT_TRACE)
+ )
+)
+
+#define DEFINE_PTE_FAULT_EVENT(name) \
+DEFINE_EVENT(dax_pte_fault_class, name, \
+ TP_PROTO(struct inode *inode, struct vm_fault *vmf, int result), \
+ TP_ARGS(inode, vmf, result))
+
+DEFINE_PTE_FAULT_EVENT(dax_pte_fault);
+DEFINE_PTE_FAULT_EVENT(dax_pte_fault_done);
+DEFINE_PTE_FAULT_EVENT(dax_load_hole);
+DEFINE_PTE_FAULT_EVENT(dax_insert_pfn_mkwrite_no_entry);
+DEFINE_PTE_FAULT_EVENT(dax_insert_pfn_mkwrite);
+
+TRACE_EVENT(dax_insert_mapping,
+ TP_PROTO(struct inode *inode, struct vm_fault *vmf, void *radix_entry),
+ TP_ARGS(inode, vmf, radix_entry),
+ TP_STRUCT__entry(
+ __field(unsigned long, ino)
+ __field(unsigned long, vm_flags)
+ __field(unsigned long, address)
+ __field(void *, radix_entry)
+ __field(dev_t, dev)
+ __field(int, write)
+ ),
+ TP_fast_assign(
+ __entry->dev = inode->i_sb->s_dev;
+ __entry->ino = inode->i_ino;
+ __entry->vm_flags = vmf->vma->vm_flags;
+ __entry->address = vmf->address;
+ __entry->write = vmf->flags & FAULT_FLAG_WRITE;
+ __entry->radix_entry = radix_entry;
+ ),
+ TP_printk("dev %d:%d ino %#lx %s %s address %#lx radix_entry %#lx",
+ MAJOR(__entry->dev),
+ MINOR(__entry->dev),
+ __entry->ino,
+ __entry->vm_flags & VM_SHARED ? "shared" : "private",
+ __entry->write ? "write" : "read",
+ __entry->address,
+ (unsigned long)__entry->radix_entry
+ )
+)
+
+DECLARE_EVENT_CLASS(dax_writeback_range_class,
+ TP_PROTO(struct inode *inode, pgoff_t start_index, pgoff_t end_index),
+ TP_ARGS(inode, start_index, end_index),
+ TP_STRUCT__entry(
+ __field(unsigned long, ino)
+ __field(pgoff_t, start_index)
+ __field(pgoff_t, end_index)
+ __field(dev_t, dev)
+ ),
+ TP_fast_assign(
+ __entry->dev = inode->i_sb->s_dev;
+ __entry->ino = inode->i_ino;
+ __entry->start_index = start_index;
+ __entry->end_index = end_index;
+ ),
+ TP_printk("dev %d:%d ino %#lx pgoff %#lx-%#lx",
+ MAJOR(__entry->dev),
+ MINOR(__entry->dev),
+ __entry->ino,
+ __entry->start_index,
+ __entry->end_index
+ )
+)
+
+#define DEFINE_WRITEBACK_RANGE_EVENT(name) \
+DEFINE_EVENT(dax_writeback_range_class, name, \
+ TP_PROTO(struct inode *inode, pgoff_t start_index, pgoff_t end_index),\
+ TP_ARGS(inode, start_index, end_index))
+
+DEFINE_WRITEBACK_RANGE_EVENT(dax_writeback_range);
+DEFINE_WRITEBACK_RANGE_EVENT(dax_writeback_range_done);
+
+TRACE_EVENT(dax_writeback_one,
+ TP_PROTO(struct inode *inode, pgoff_t pgoff, pgoff_t pglen),
+ TP_ARGS(inode, pgoff, pglen),
+ TP_STRUCT__entry(
+ __field(unsigned long, ino)
+ __field(pgoff_t, pgoff)
+ __field(pgoff_t, pglen)
+ __field(dev_t, dev)
+ ),
+ TP_fast_assign(
+ __entry->dev = inode->i_sb->s_dev;
+ __entry->ino = inode->i_ino;
+ __entry->pgoff = pgoff;
+ __entry->pglen = pglen;
+ ),
+ TP_printk("dev %d:%d ino %#lx pgoff %#lx pglen %#lx",
+ MAJOR(__entry->dev),
+ MINOR(__entry->dev),
+ __entry->ino,
+ __entry->pgoff,
+ __entry->pglen
+ )
+)
+
+#endif /* _TRACE_FS_DAX_H */
+
+/* This part must be outside protection */
+#include <trace/define_trace.h>
generated by cgit v1.2.3 (git 2.39.1) at 2024-11-19 17:00:14 +0000