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| author | Darrick J. Wong <darrick.wong@oracle.com> | 2018-01-08 10:51:26 -0800 |
|---|---|---|
| committer | Darrick J. Wong <darrick.wong@oracle.com> | 2018-01-08 10:54:47 -0800 |
| commit | b872af2c8700e9d64af8e13811b7679ede26ca00 (patch) | |
| tree | 4103063960024e42ace09c208cf2bca45d08f09c /fs/xfs/xfs_trace.h | |
| parent | 9c712a1346b214a92f4a0e5bb4de4c075de65c32 (diff) | |
| download | talos-obmc-linux-b872af2c8700e9d64af8e13811b7679ede26ca00.tar.gz talos-obmc-linux-b872af2c8700e9d64af8e13811b7679ede26ca00.zip | |
xfs: trace log reservations at mount time
At each mount, emit the transaction reservation type information via
tracepoints. This makes it easier to compare the log reservation info
calculated by the kernel and xfsprogs so that we can more easily diagnose
minimum log size failures on freshly formatted filesystems.
Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com>
Reviewed-by: Brian Foster <bfoster@redhat.com>
Diffstat (limited to 'fs/xfs/xfs_trace.h')
| -rw-r--r-- | fs/xfs/xfs_trace.h | 26 |
1 files changed, 26 insertions, 0 deletions
diff --git a/fs/xfs/xfs_trace.h b/fs/xfs/xfs_trace.h index 9235b2c29695..b6251f8d66a0 100644 --- a/fs/xfs/xfs_trace.h +++ b/fs/xfs/xfs_trace.h @@ -3313,6 +3313,32 @@ DEFINE_GETFSMAP_EVENT(xfs_getfsmap_low_key); DEFINE_GETFSMAP_EVENT(xfs_getfsmap_high_key); DEFINE_GETFSMAP_EVENT(xfs_getfsmap_mapping); +TRACE_EVENT(xfs_trans_resv_calc, + TP_PROTO(struct xfs_mount *mp, unsigned int type, + struct xfs_trans_res *res), + TP_ARGS(mp, type, res), + TP_STRUCT__entry( + __field(dev_t, dev) + __field(int, type) + __field(uint, logres) + __field(int, logcount) + __field(int, logflags) + ), + TP_fast_assign( + __entry->dev = mp->m_super->s_dev; + __entry->type = type; + __entry->logres = res->tr_logres; + __entry->logcount = res->tr_logcount; + __entry->logflags = res->tr_logflags; + ), + TP_printk("dev %d:%d type %d logres %u logcount %d flags 0x%x", + MAJOR(__entry->dev), MINOR(__entry->dev), + __entry->type, + __entry->logres, + __entry->logcount, + __entry->logflags) +); + #endif /* _TRACE_XFS_H */ #undef TRACE_INCLUDE_PATH |
