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xfs: fix dquota trace format

PATCH In review Christoph Hellwig 2 participants 3 messages Feb 14, 2010 – Mar 6, 2010 XFS filesystem

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#0 lore raw

PATCH 1/1 xfs: fix dquota trace format

The be32_to_cpu in the TP_printk output breaks automatic parsing of the trace format by the trace-cmd tools, so we have to move it into the TP_assign block. While we're at it also fix the format for the quota limits to more regular and easier parseable.

fs/xfs/linux-2.6/xfs_trace.h +5 -5
Index: linux-2.6/fs/xfs/linux-2.6/xfs_trace.h
===================================================================
@@ -565,7 +565,7 @@ DECLARE_EVENT_CLASS(xfs_dquot_class,
 	TP_ARGS(dqp),
 	TP_STRUCT__entry(
 		__field(dev_t, dev)
-		__field(__be32, id)
+		__field(u32, id)
 		__field(unsigned, flags)
 		__field(unsigned, nrefs)
 		__field(unsigned long long, res_bcount)
@@ -578,7 +578,7 @@ DECLARE_EVENT_CLASS(xfs_dquot_class,
 	), \
 	TP_fast_assign(
 		__entry->dev = dqp->q_mount->m_super->s_dev;
-		__entry->id = dqp->q_core.d_id;
+		__entry->id = be32_to_cpu(dqp->q_core.d_id);
 		__entry->flags = dqp->dq_flags;
 		__entry->nrefs = dqp->q_nrefs;
 		__entry->res_bcount = dqp->q_res_bcount;
@@ -594,10 +594,10 @@ DECLARE_EVENT_CLASS(xfs_dquot_class,
 			be64_to_cpu(dqp->q_core.d_ino_softlimit);
 	),
 	TP_printk("dev %d:%d id 0x%x flags %s nrefs %u res_bc 0x%llx "
-		  "bcnt 0x%llx [hard 0x%llx | soft 0x%llx] "
-		  "icnt 0x%llx [hard 0x%llx | soft 0x%llx]",
+		  "bcnt 0x%llx bhardlimit 0x%llx bsoftlimit 0x%llx "
+		  "icnt 0x%llx ihardlimit 0x%llx isoftlimit 0x%llx]",
 		  MAJOR(__entry->dev), MINOR(__entry->dev),
-		  be32_to_cpu(__entry->id),
+		  __entry->id,
 		  __print_flags(__entry->flags, "|", XFS_DQ_FLAGS),
 		  __entry->nrefs,
 		  __entry->res_bcount,

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Reviewed-by on v1 1/1
#1 lore raw
Quoted 7 lines · Christoph Hellwig

The be32_to_cpu in the TP_printk output breaks automatic parsing of the trace format by the trace-cmd tools, so we have to move it into the TP_assign block. While we're at it also fix the format for the quota limits to more regular and easier parseable.

Looks good.

Cheers,

Dave.

Signature · 7 lines
Dave Chinner
[email protected]

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#2 lore raw

Re: [PATCH] xfs: fix dquot trace format

In reply to Christoph Hellwig

Alex, it looks like this never got picked up?

Quoted 45 lines · Christoph Hellwig

The be32_to_cpu in the TP_printk output breaks automatic parsing of the trace format by the trace-cmd tools, so we have to move it into the TP_assign block. While we're at it also fix the format for the quota limits to more regular and easier parseable.

Index: linux-2.6/fs/xfs/linux-2.6/xfs_trace.h
===================================================================

fs/xfs/linux-2.6/xfs_trace.h +5 -5
@@ -565,7 +565,7 @@ DECLARE_EVENT_CLASS(xfs_dquot_class,
 	TP_ARGS(dqp),
 	TP_STRUCT__entry(
 		__field(dev_t, dev)
-		__field(__be32, id)
+		__field(u32, id)
 		__field(unsigned, flags)
 		__field(unsigned, nrefs)
 		__field(unsigned long long, res_bcount)
@@ -578,7 +578,7 @@ DECLARE_EVENT_CLASS(xfs_dquot_class,
 	), \
 	TP_fast_assign(
 		__entry->dev = dqp->q_mount->m_super->s_dev;
-		__entry->id = dqp->q_core.d_id;
+		__entry->id = be32_to_cpu(dqp->q_core.d_id);
 		__entry->flags = dqp->dq_flags;
 		__entry->nrefs = dqp->q_nrefs;
 		__entry->res_bcount = dqp->q_res_bcount;
@@ -594,10 +594,10 @@ DECLARE_EVENT_CLASS(xfs_dquot_class,
 			be64_to_cpu(dqp->q_core.d_ino_softlimit);
 	),
 	TP_printk("dev %d:%d id 0x%x flags %s nrefs %u res_bc 0x%llx "
-		  "bcnt 0x%llx [hard 0x%llx | soft 0x%llx] "
-		  "icnt 0x%llx [hard 0x%llx | soft 0x%llx]",
+		  "bcnt 0x%llx bhardlimit 0x%llx bsoftlimit 0x%llx "
+		  "icnt 0x%llx ihardlimit 0x%llx isoftlimit 0x%llx]",
 		  MAJOR(__entry->dev), MINOR(__entry->dev),
-		  be32_to_cpu(__entry->id),
+		  __entry->id,
 		  __print_flags(__entry->flags, "|", XFS_DQ_FLAGS),
 		  __entry->nrefs,
 		  __entry->res_bcount,
Quoted 4 lines

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---end quoted text---

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