[PATCH 02/22] xfs: add scrub tracepoints

Darrick J. Wong
2017-07-21T04:38:44Z

From: Darrick J. Wong <darrick.wong@oracle.com>

Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com>
---
fs/xfs/libxfs/xfs_types.h | 5 +
fs/xfs/xfs_trace.h | 375 +++++++++++++++++++++++++++++++++++++++++++++
2 files changed, 380 insertions(+)

diff --git a/fs/xfs/libxfs/xfs_types.h b/fs/xfs/libxfs/xfs_types.h
index 0220159..3ee2dba 100644
--- a/fs/xfs/libxfs/xfs_types.h
+++ b/fs/xfs/libxfs/xfs_types.h
@@ -94,6 +94,11 @@ typedef int64_t xfs_sfiloff_t; /* signed block number in a file */
#define XFS_ATTR_FORK 1
#define XFS_COW_FORK 2

+#define XFS_FORK_DESC \
+ { XFS_DATA_FORK, "data" }, \
+ { XFS_ATTR_FORK, "attr" }, \
+ { XFS_COW_FORK, "CoW" }
+
/*
* Min numbers of data/attr fork btree root pointers.
*/
diff --git a/fs/xfs/xfs_trace.h b/fs/xfs/xfs_trace.h
index bcc3cdf..2e7e193 100644
--- a/fs/xfs/xfs_trace.h
+++ b/fs/xfs/xfs_trace.h
@@ -42,6 +42,7 @@ struct xfs_btree_cur;
struct xfs_refcount_irec;
struct xfs_fsmap;
struct xfs_rmap_irec;
+struct xfs_scrub_metadata;

DECLARE_EVENT_CLASS(xfs_attr_list_class,
TP_PROTO(struct xfs_attr_list_context *ctx),
@@ -3309,6 +3310,380 @@ DEFINE_GETFSMAP_EVENT(xfs_getfsmap_low_key);
DEFINE_GETFSMAP_EVENT(xfs_getfsmap_high_key);
DEFINE_GETFSMAP_EVENT(xfs_getfsmap_mapping);

+/* scrub */
+#define XFS_SCRUB_TYPE_DESC \
+ { 0, NULL }
+DECLARE_EVENT_CLASS(xfs_scrub_class,
+ TP_PROTO(struct xfs_inode *ip, struct xfs_scrub_metadata *sm,
+ int error),
+ TP_ARGS(ip, sm, error),
+ TP_STRUCT__entry(
+ __field(dev_t, dev)
+ __field(xfs_ino_t, ino)
+ __field(int, type)
+ __field(xfs_agnumber_t, agno)
+ __field(xfs_ino_t, inum)
+ __field(unsigned int, gen)
+ __field(unsigned int, flags)
+ __field(int, error)
+ ),
+ TP_fast_assign(
+ __entry->dev = ip->i_mount->m_super->s_dev;
+ __entry->ino = ip->i_ino;
+ __entry->error = error;
+ ),
+ TP_printk("dev %d:%d ino %llu type %s agno %u inum %llu gen %u flags 0x%x error %d",
+ MAJOR(__entry->dev), MINOR(__entry->dev),
+ __entry->ino,
+ __print_symbolic(__entry->type, XFS_SCRUB_TYPE_DESC),
+ __entry->agno,
+ __entry->inum,
+ __entry->gen,
+ __entry->flags,
+ __entry->error)
+)
+#define DEFINE_SCRUB_EVENT(name) \
+DEFINE_EVENT(xfs_scrub_class, name, \
+ TP_PROTO(struct xfs_inode *ip, struct xfs_scrub_metadata *sm, \
+ int error), \
+ TP_ARGS(ip, sm, error))
+
+DEFINE_SCRUB_EVENT(xfs_scrub);
+DEFINE_SCRUB_EVENT(xfs_scrub_done);
+DEFINE_SCRUB_EVENT(xfs_scrub_deadlock_retry);
+
+DECLARE_EVENT_CLASS(xfs_scrub_sbtree_class,
+ TP_PROTO(struct xfs_mount *mp, xfs_agnumber_t agno, xfs_agblock_t bno,
+ xfs_btnum_t btnum, int level, int nlevels, int ptr),
+ TP_ARGS(mp, agno, bno, btnum, level, nlevels, ptr),
+ TP_STRUCT__entry(
+ __field(dev_t, dev)
+ __field(xfs_btnum_t, btnum)
+ __field(xfs_agnumber_t, agno)
+ __field(xfs_agblock_t, bno)
+ __field(int, level)
+ __field(int, nlevels)
+ __field(int, ptr)
+ ),
+ TP_fast_assign(
+ __entry->dev = mp->m_super->s_dev;
+ __entry->agno = agno;
+ __entry->btnum = btnum;
+ __entry->bno = bno;
+ __entry->level = level;
+ __entry->nlevels = nlevels;
+ __entry->ptr = ptr;
+ ),
+ TP_printk("dev %d:%d agno %u agbno %u btnum %d level %d nlevels %d ptr %d",
+ MAJOR(__entry->dev), MINOR(__entry->dev),
+ __entry->agno,
+ __entry->bno,
+ __entry->btnum,
+ __entry->level,
+ __entry->nlevels,
+ __entry->ptr)
+)
+#define DEFINE_SCRUB_SBTREE_EVENT(name) \
+DEFINE_EVENT(xfs_scrub_sbtree_class, name, \
+ TP_PROTO(struct xfs_mount *mp, xfs_agnumber_t agno, xfs_agblock_t bno, \
+ xfs_btnum_t btnum, int level, int nlevels, int ptr), \
+ TP_ARGS(mp, agno, bno, btnum, level, nlevels, ptr))
+
+DEFINE_SCRUB_SBTREE_EVENT(xfs_scrub_btree_rec);
+DEFINE_SCRUB_SBTREE_EVENT(xfs_scrub_btree_key);
+
+TRACE_EVENT(xfs_scrub_op_error,
+ TP_PROTO(struct xfs_mount *mp, xfs_agnumber_t agno, xfs_agblock_t bno,
+ const char *type, int error, const char *func,
+ int line),
+ TP_ARGS(mp, agno, bno, type, error, func, line),
+ TP_STRUCT__entry(
+ __field(dev_t, dev)
+ __field(xfs_agnumber_t, agno)
+ __field(xfs_agblock_t, bno)
+ __string(type, type)
+ __field(int, error)
+ __string(func, func)
+ __field(int, line)
+ ),
+ TP_fast_assign(
+ __entry->dev = mp->m_super->s_dev;
+ __entry->agno = agno;
+ __entry->bno = bno;
+ __assign_str(type, type);
+ __entry->error = error;
+ __assign_str(func, func);
+ __entry->line = line;
+ ),
+ TP_printk("dev %d:%d agno %u agbno %u type '%s' error %d fn %s:%d",
+ MAJOR(__entry->dev), MINOR(__entry->dev),
+ __entry->agno,
+ __entry->bno,
+ __get_str(type),
+ __entry->error,
+ __get_str(func),
+ __entry->line)
+);
+
+TRACE_EVENT(xfs_scrub_file_op_error,
+ TP_PROTO(struct xfs_inode *ip, int whichfork, xfs_fileoff_t offset,
+ const char *type, int error, const char *func,
+ int line),
+ TP_ARGS(ip, whichfork, offset, type, error, func, line),
+ TP_STRUCT__entry(
+ __field(dev_t, dev)
+ __field(xfs_ino_t, ino)
+ __field(int, whichfork)
+ __field(xfs_fileoff_t, offset)
+ __string(type, type)
+ __field(int, error)
+ __string(func, func)
+ __field(int, line)
+ ),
+ TP_fast_assign(
+ __entry->dev = ip->i_mount->m_super->s_dev;
+ __entry->ino = ip->i_ino;
+ __entry->whichfork = whichfork;
+ __entry->offset = offset;
+ __assign_str(type, type);
+ __entry->error = error;
+ __assign_str(func, func);
+ __entry->line = line;
+ ),
+ TP_printk("dev %d:%d ino %llu %s offset %llu type '%s' error %d fn %s:%d",
+ MAJOR(__entry->dev), MINOR(__entry->dev),
+ __entry->ino,
+ __print_symbolic(__entry->whichfork, XFS_FORK_DESC),
+ __entry->offset,
+ __get_str(type),
+ __entry->error,
+ __get_str(func),
+ __entry->line)
+);
+
+DECLARE_EVENT_CLASS(xfs_scrub_block_error_class,
+ TP_PROTO(struct xfs_mount *mp, xfs_agnumber_t agno, xfs_agblock_t bno,
+ const char *type, const char *check, const char *func,
+ int line),
+ TP_ARGS(mp, agno, bno, type, check, func, line),
+ TP_STRUCT__entry(
+ __field(dev_t, dev)
+ __field(xfs_agnumber_t, agno)
+ __field(xfs_agblock_t, bno)
+ __string(type, type)
+ __string(check, check)
+ __string(func, func)
+ __field(int, line)
+ ),
+ TP_fast_assign(
+ __entry->dev = mp->m_super->s_dev;
+ __entry->agno = agno;
+ __entry->bno = bno;
+ __assign_str(type, type);
+ __assign_str(check, check);
+ __assign_str(func, func);
+ __entry->line = line;
+ ),
+ TP_printk("dev %d:%d agno %u agbno %u type '%s' check '%s' fn %s:%d",
+ MAJOR(__entry->dev), MINOR(__entry->dev),
+ __entry->agno,
+ __entry->bno,
+ __get_str(type),
+ __get_str(check),
+ __get_str(func),
+ __entry->line)
+)
+
+#define DEFINE_SCRUB_BLOCK_ERROR_EVENT(name) \
+DEFINE_EVENT(xfs_scrub_block_error_class, name, \
+ TP_PROTO(struct xfs_mount *mp, xfs_agnumber_t agno, xfs_agblock_t bno, \
+ const char *type, const char *check, const char *func, \
+ int line), \
+ TP_ARGS(mp, agno, bno, type, check, func, line))
+
+DEFINE_SCRUB_BLOCK_ERROR_EVENT(xfs_scrub_block_error);
+DEFINE_SCRUB_BLOCK_ERROR_EVENT(xfs_scrub_block_preen);
+
+DECLARE_EVENT_CLASS(xfs_scrub_ino_error_class,
+ TP_PROTO(struct xfs_mount *mp, xfs_ino_t ino, xfs_agnumber_t agno, xfs_agblock_t bno,
+ const char *type, const char *check, const char *func,
+ int line),
+ TP_ARGS(mp, ino, agno, bno, type, check, func, line),
+ TP_STRUCT__entry(
+ __field(dev_t, dev)
+ __field(xfs_ino_t, ino)
+ __field(xfs_agnumber_t, agno)
+ __field(xfs_agblock_t, bno)
+ __string(type, type)
+ __string(check, check)
+ __string(func, func)
+ __field(int, line)
+ ),
+ TP_fast_assign(
+ __entry->dev = mp->m_super->s_dev;
+ __entry->ino = ino;
+ __entry->agno = agno;
+ __entry->bno = bno;
+ __assign_str(type, type);
+ __assign_str(check, check);
+ __assign_str(func, func);
+ __entry->line = line;
+ ),
+ TP_printk("dev %d:%d ino %llu agno %u agbno %u type '%s' check '%s' fn %s:%d",
+ MAJOR(__entry->dev), MINOR(__entry->dev),
+ __entry->ino,
+ __entry->agno,
+ __entry->bno,
+ __get_str(type),
+ __get_str(check),
+ __get_str(func),
+ __entry->line)
+)
+
+#define DEFINE_SCRUB_INO_ERROR_EVENT(name) \
+DEFINE_EVENT(xfs_scrub_ino_error_class, name, \
+ TP_PROTO(struct xfs_mount *mp, xfs_ino_t ino, xfs_agnumber_t agno, xfs_agblock_t bno, \
+ const char *type, const char *check, const char *func, \
+ int line), \
+ TP_ARGS(mp, ino, agno, bno, type, check, func, line))
+
+DEFINE_SCRUB_INO_ERROR_EVENT(xfs_scrub_ino_error);
+DEFINE_SCRUB_INO_ERROR_EVENT(xfs_scrub_ino_preen);
+
+DECLARE_EVENT_CLASS(xfs_scrub_data_error_class,
+ TP_PROTO(struct xfs_inode *ip, int whichfork, xfs_fileoff_t offset,
+ const char *type, const char *check, const char *func,
+ int line),
+ TP_ARGS(ip, whichfork, offset, type, check, func, line),
+ TP_STRUCT__entry(
+ __field(dev_t, dev)
+ __field(xfs_ino_t, ino)
+ __field(int, whichfork)
+ __field(xfs_fileoff_t, offset)
+ __string(type, type)
+ __string(check, check)
+ __string(func, func)
+ __field(int, line)
+ ),
+ TP_fast_assign(
+ __entry->dev = ip->i_mount->m_super->s_dev;
+ __entry->ino = ip->i_ino;
+ __entry->whichfork = whichfork;
+ __entry->offset = offset;
+ __assign_str(type, type);
+ __assign_str(check, check);
+ __assign_str(func, func);
+ __entry->line = line;
+ ),
+ TP_printk("dev %d:%d ino %llu %s fork offset %llu type '%s' check '%s' fn %s:%d",
+ MAJOR(__entry->dev), MINOR(__entry->dev),
+ __entry->ino,
+ __print_symbolic(__entry->whichfork, XFS_FORK_DESC),
+ __entry->offset,
+ __get_str(type),
+ __get_str(check),
+ __get_str(func),
+ __entry->line)
+);
+
+#define DEFINE_SCRUB_DATA_ERROR_EVENT(name) \
+DEFINE_EVENT(xfs_scrub_data_error_class, name, \
+ TP_PROTO(struct xfs_inode *ip, int whichfork, xfs_fileoff_t offset, \
+ const char *type, const char *check, const char *func, \
+ int line), \
+ TP_ARGS(ip, whichfork, offset, type, check, func, line))
+
+DEFINE_SCRUB_DATA_ERROR_EVENT(xfs_scrub_data_error);
+DEFINE_SCRUB_DATA_ERROR_EVENT(xfs_scrub_data_warning);
+
+TRACE_EVENT(xfs_scrub_xref_error,
+ TP_PROTO(struct xfs_mount *mp, const char *type, int error,
+ const char *func, int line),
+ TP_ARGS(mp, type, error, func, line),
+ TP_STRUCT__entry(
+ __field(dev_t, dev)
+ __string(type, type)
+ __field(int, error)
+ __string(func, func)
+ __field(int, line)
+ ),
+ TP_fast_assign(
+ __entry->dev = mp->m_super->s_dev;
+ __assign_str(type, type);
+ __entry->error = error;
+ __assign_str(func, func);
+ __entry->line = line;
+ ),
+ TP_printk("dev %d:%d btree %s xref error %d fn %s:%d",
+ MAJOR(__entry->dev), MINOR(__entry->dev),
+ __get_str(type),
+ __entry->error,
+ __get_str(func),
+ __entry->line)
+);
+
+TRACE_EVENT(xfs_scrub_btree_error,
+ TP_PROTO(struct xfs_mount *mp, const char *bt_type, const char *bt_ptr,
+ xfs_agnumber_t agno, xfs_agblock_t bno, const char *check,
+ const char *func, int line),
+ TP_ARGS(mp, bt_type, bt_ptr, agno, bno, check, func, line),
+ TP_STRUCT__entry(
+ __field(dev_t, dev)
+ __string(bt_type, bt_type)
+ __string(bt_ptr, bt_ptr)
+ __field(xfs_agnumber_t, agno)
+ __field(xfs_agblock_t, bno)
+ __string(check, check)
+ __string(func, func)
+ __field(int, line)
+ ),
+ TP_fast_assign(
+ __entry->dev = mp->m_super->s_dev;
+ __assign_str(bt_type, bt_type);
+ __assign_str(bt_ptr, bt_ptr);
+ __entry->agno = agno;
+ __entry->bno = bno;
+ __assign_str(check, check);
+ __assign_str(func, func);
+ __entry->line = line;
+ ),
+ TP_printk("dev %d:%d %s %s agno %u agbno %u check '%s' fn %s:%d",
+ MAJOR(__entry->dev), MINOR(__entry->dev),
+ __get_str(bt_type),
+ __get_str(bt_ptr),
+ __entry->agno,
+ __entry->bno,
+ __get_str(check),
+ __get_str(func),
+ __entry->line)
+);
+
+TRACE_EVENT(xfs_scrub_incomplete,
+ TP_PROTO(struct xfs_mount *mp, const char *type, const char *check,
+ const char *func, int line),
+ TP_ARGS(mp, type, check, func, line),
+ TP_STRUCT__entry(
+ __field(dev_t, dev)
+ __string(type, type)
+ __string(check, check)
+ __string(func, func)
+ __field(int, line)
+ ),
+ TP_fast_assign(
+ __entry->dev = mp->m_super->s_dev;
+ __assign_str(type, type);
+ __assign_str(check, check);
+ __assign_str(func, func);
+ __entry->line = line;
+ ),
+ TP_printk("dev %d:%d %s check '%s' fn %s:%d",
+ MAJOR(__entry->dev), MINOR(__entry->dev),
+ __get_str(type),
+ __get_str(check),
+ __get_str(func),
+ __entry->line)
+);
+
#endif /* _TRACE_XFS_H */

#undef TRACE_INCLUDE_PATH