[PATCH v2 07/12] xfs: icreate log item recovery and cancellation tracepoints
From: Brian Foster <hidden>
Date: 2015-08-07 21:15:36
Subsystem:
filesystems (vfs and infrastructure), the rest, xfs filesystem · Maintainers:
Alexander Viro, Christian Brauner, Linus Torvalds, Carlos Maiolino
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 <redacted> --- fs/xfs/xfs_log_recover.c | 5 ++++- fs/xfs/xfs_trace.h | 34 ++++++++++++++++++++++++++++++++++ 2 files changed, 38 insertions(+), 1 deletion(-)
diff --git a/fs/xfs/xfs_log_recover.c b/fs/xfs/xfs_log_recover.c
index c1c4de2..2ff62d3 100644
--- a/fs/xfs/xfs_log_recover.c
+++ b/fs/xfs/xfs_log_recover.c@@ -3105,9 +3105,12 @@ 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
--- 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),
--
2.1.0
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