xfs: icreate log item recovery and cancellation tracepoints

Various log items have recovery tracepoints to identify whether a
particular log item is recovered or cancelled. Add the equivalent
tracepoints for the icreate transaction.

Signed-off-by: Brian Foster <bfoster@redhat.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Dave Chinner <david@fromorbit.com>

diff --git a/fs/xfs/xfs_log_recover.c b/fs/xfs/xfs_log_recover.c
index fd1ae47..0c6641b 100644 (file)
--- a/fs/xfs/xfs_log_recover.c
+++ b/fs/xfs/xfs_log_recover.c
@@ -3100,9 +3100,12 @@ xlog_recover_do_icreate_pass2(
         * done easily.
         */
        if (xlog_check_buffer_cancelled(log,
-                       XFS_AGB_TO_DADDR(mp, agno, agbno), length, 0))
+                       XFS_AGB_TO_DADDR(mp, agno, agbno), length, 0)) {
+               trace_xfs_log_recover_icreate_cancel(log, icl);
                return 0;
+       }
 
+       trace_xfs_log_recover_icreate_recover(log, icl);
        xfs_ialloc_inode_init(mp, NULL, buffer_list, count, agno, agbno, length,
                              be32_to_cpu(icl->icl_gen));
        return 0;

diff --git a/fs/xfs/xfs_trace.h b/fs/xfs/xfs_trace.h
index 8d916d3..9aeeb21 100644 (file)
--- a/fs/xfs/xfs_trace.h
+++ b/fs/xfs/xfs_trace.h
@@ -2089,6 +2089,40 @@ DEFINE_LOG_RECOVER_INO_ITEM(xfs_log_recover_inode_recover);
 DEFINE_LOG_RECOVER_INO_ITEM(xfs_log_recover_inode_cancel);
 DEFINE_LOG_RECOVER_INO_ITEM(xfs_log_recover_inode_skip);
 
+DECLARE_EVENT_CLASS(xfs_log_recover_icreate_item_class,
+       TP_PROTO(struct xlog *log, struct xfs_icreate_log *in_f),
+       TP_ARGS(log, in_f),
+       TP_STRUCT__entry(
+               __field(dev_t, dev)
+               __field(xfs_agnumber_t, agno)
+               __field(xfs_agblock_t, agbno)
+               __field(unsigned int, count)
+               __field(unsigned int, isize)
+               __field(xfs_agblock_t, length)
+               __field(unsigned int, gen)
+       ),
+       TP_fast_assign(
+               __entry->dev = log->l_mp->m_super->s_dev;
+               __entry->agno = be32_to_cpu(in_f->icl_ag);
+               __entry->agbno = be32_to_cpu(in_f->icl_agbno);
+               __entry->count = be32_to_cpu(in_f->icl_count);
+               __entry->isize = be32_to_cpu(in_f->icl_isize);
+               __entry->length = be32_to_cpu(in_f->icl_length);
+               __entry->gen = be32_to_cpu(in_f->icl_gen);
+       ),
+       TP_printk("dev %d:%d agno %u agbno %u count %u isize %u length %u "
+                 "gen %u", MAJOR(__entry->dev), MINOR(__entry->dev),
+                 __entry->agno, __entry->agbno, __entry->count, __entry->isize,
+                 __entry->length, __entry->gen)
+)
+#define DEFINE_LOG_RECOVER_ICREATE_ITEM(name) \
+DEFINE_EVENT(xfs_log_recover_icreate_item_class, name, \
+       TP_PROTO(struct xlog *log, struct xfs_icreate_log *in_f), \
+       TP_ARGS(log, in_f))
+
+DEFINE_LOG_RECOVER_ICREATE_ITEM(xfs_log_recover_icreate_cancel);
+DEFINE_LOG_RECOVER_ICREATE_ITEM(xfs_log_recover_icreate_recover);
+
 DECLARE_EVENT_CLASS(xfs_discard_class,
        TP_PROTO(struct xfs_mount *mp, xfs_agnumber_t agno,
                 xfs_agblock_t agbno, xfs_extlen_t len),