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author | Darrick J. Wong <darrick.wong@oracle.com> | 2018-12-18 14:32:31 -0800 |
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committer | Darrick J. Wong <darrick.wong@oracle.com> | 2018-12-19 14:02:01 -0800 |
commit | c494213f30080423b70b24b6af7f6da554d9390f (patch) | |
tree | 43e2f54fd186738f3440a97868e1c4cf87667bcd /fs/xfs/scrub | |
parent | 0357d21a6c9be2870904598b4767c7d424524849 (diff) | |
download | linux-c494213f30080423b70b24b6af7f6da554d9390f.tar.gz linux-c494213f30080423b70b24b6af7f6da554d9390f.tar.bz2 linux-c494213f30080423b70b24b6af7f6da554d9390f.zip |
xfs: stringify btree cursor types in ftrace output
Use __print_symbolic to print the btree type in ftrace output.
Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com>
Reviewed-by: Eric Sandeen <sandeen@redhat.com>
Diffstat (limited to 'fs/xfs/scrub')
-rw-r--r-- | fs/xfs/scrub/trace.h | 38 |
1 files changed, 26 insertions, 12 deletions
diff --git a/fs/xfs/scrub/trace.h b/fs/xfs/scrub/trace.h index 76b5c334d9eb..2f23b10cdc71 100644 --- a/fs/xfs/scrub/trace.h +++ b/fs/xfs/scrub/trace.h @@ -12,6 +12,20 @@ #include <linux/tracepoint.h> #include "xfs_bit.h" +/* + * ftrace's __print_symbolic requires that all enum values be wrapped in the + * TRACE_DEFINE_ENUM macro so that the enum value can be encoded in the ftrace + * ring buffer. Somehow this was only worth mentioning in the ftrace sample + * code. + */ +TRACE_DEFINE_ENUM(XFS_BTNUM_BNOi); +TRACE_DEFINE_ENUM(XFS_BTNUM_CNTi); +TRACE_DEFINE_ENUM(XFS_BTNUM_BMAPi); +TRACE_DEFINE_ENUM(XFS_BTNUM_INOi); +TRACE_DEFINE_ENUM(XFS_BTNUM_FINOi); +TRACE_DEFINE_ENUM(XFS_BTNUM_RMAPi); +TRACE_DEFINE_ENUM(XFS_BTNUM_REFCi); + DECLARE_EVENT_CLASS(xchk_class, TP_PROTO(struct xfs_inode *ip, struct xfs_scrub_metadata *sm, int error), @@ -278,10 +292,10 @@ TRACE_EVENT(xchk_btree_op_error, __entry->error = error; __entry->ret_ip = ret_ip; ), - TP_printk("dev %d:%d type %u btnum %d level %d ptr %d agno %u agbno %u error %d ret_ip %pS", + TP_printk("dev %d:%d type %u btree %s level %d ptr %d agno %u agbno %u error %d ret_ip %pS", MAJOR(__entry->dev), MINOR(__entry->dev), __entry->type, - __entry->btnum, + __print_symbolic(__entry->btnum, XFS_BTNUM_STRINGS), __entry->level, __entry->ptr, __entry->agno, @@ -321,12 +335,12 @@ TRACE_EVENT(xchk_ifork_btree_op_error, __entry->error = error; __entry->ret_ip = ret_ip; ), - TP_printk("dev %d:%d ino 0x%llx fork %d type %u btnum %d level %d ptr %d agno %u agbno %u error %d ret_ip %pS", + TP_printk("dev %d:%d ino 0x%llx fork %d type %u btree %s level %d ptr %d agno %u agbno %u error %d ret_ip %pS", MAJOR(__entry->dev), MINOR(__entry->dev), __entry->ino, __entry->whichfork, __entry->type, - __entry->btnum, + __print_symbolic(__entry->btnum, XFS_BTNUM_STRINGS), __entry->level, __entry->ptr, __entry->agno, @@ -360,10 +374,10 @@ TRACE_EVENT(xchk_btree_error, __entry->ptr = cur->bc_ptrs[level]; __entry->ret_ip = ret_ip; ), - TP_printk("dev %d:%d type %u btnum %d level %d ptr %d agno %u agbno %u ret_ip %pS", + TP_printk("dev %d:%d type %u btree %s level %d ptr %d agno %u agbno %u ret_ip %pS", MAJOR(__entry->dev), MINOR(__entry->dev), __entry->type, - __entry->btnum, + __print_symbolic(__entry->btnum, XFS_BTNUM_STRINGS), __entry->level, __entry->ptr, __entry->agno, @@ -400,12 +414,12 @@ TRACE_EVENT(xchk_ifork_btree_error, __entry->ptr = cur->bc_ptrs[level]; __entry->ret_ip = ret_ip; ), - TP_printk("dev %d:%d ino 0x%llx fork %d type %u btnum %d level %d ptr %d agno %u agbno %u ret_ip %pS", + TP_printk("dev %d:%d ino 0x%llx fork %d type %u btree %s level %d ptr %d agno %u agbno %u ret_ip %pS", MAJOR(__entry->dev), MINOR(__entry->dev), __entry->ino, __entry->whichfork, __entry->type, - __entry->btnum, + __print_symbolic(__entry->btnum, XFS_BTNUM_STRINGS), __entry->level, __entry->ptr, __entry->agno, @@ -439,10 +453,10 @@ DECLARE_EVENT_CLASS(xchk_sbtree_class, __entry->nlevels = cur->bc_nlevels; __entry->ptr = cur->bc_ptrs[level]; ), - TP_printk("dev %d:%d type %u btnum %d agno %u agbno %u level %d nlevels %d ptr %d", + TP_printk("dev %d:%d type %u btree %s agno %u agbno %u level %d nlevels %d ptr %d", MAJOR(__entry->dev), MINOR(__entry->dev), __entry->type, - __entry->btnum, + __print_symbolic(__entry->btnum, XFS_BTNUM_STRINGS), __entry->agno, __entry->bno, __entry->level, @@ -598,11 +612,11 @@ TRACE_EVENT(xrep_init_btblock, __entry->agbno = agbno; __entry->btnum = btnum; ), - TP_printk("dev %d:%d agno %u agbno %u btnum %d", + TP_printk("dev %d:%d agno %u agbno %u btree %s", MAJOR(__entry->dev), MINOR(__entry->dev), __entry->agno, __entry->agbno, - __entry->btnum) + __print_symbolic(__entry->btnum, XFS_BTNUM_STRINGS)) ) TRACE_EVENT(xrep_findroot_block, TP_PROTO(struct xfs_mount *mp, xfs_agnumber_t agno, xfs_agblock_t agbno, |