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pNFS/flexfiles: Add tracing for layout errors

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Trace layout errors for pNFS/flexfiles on read/write/commit operations.

Signed-off-by: Trond Myklebust <trond.myklebust@hammerspace.com>
Signed-off-by: Anna Schumaker <Anna.Schumaker@Netapp.com>
This commit is contained in:
Trond Myklebust
2020-01-06 15:25:11 -05:00
committed by Anna Schumaker
parent 7bdd297ea6
commit 088f3e68d8
3 changed files with 132 additions and 9 deletions
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4
fs/nfs/nfs4trace.c
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@@ -24,4 +24,8 @@ EXPORT_TRACEPOINT_SYMBOL_GPL(pnfs_mds_fallback_read_done);
EXPORT_TRACEPOINT_SYMBOL_GPL(pnfs_mds_fallback_write_done);
EXPORT_TRACEPOINT_SYMBOL_GPL(pnfs_mds_fallback_read_pagelist);
EXPORT_TRACEPOINT_SYMBOL_GPL(pnfs_mds_fallback_write_pagelist);
EXPORT_TRACEPOINT_SYMBOL_GPL(ff_layout_read_error);
EXPORT_TRACEPOINT_SYMBOL_GPL(ff_layout_write_error);
EXPORT_TRACEPOINT_SYMBOL_GPL(ff_layout_commit_error);
#endif