Add btrfs tracepoint for em's EEXIST case
authorMichael Jeanson <mjeanson@efficios.com>
Thu, 7 Jun 2018 19:48:30 +0000 (15:48 -0400)
committerMathieu Desnoyers <mathieu.desnoyers@efficios.com>
Tue, 10 Dec 2019 17:16:28 +0000 (12:16 -0500)
commit619cabe7f5f7a776eff86da1e033e9311c3ad466
tree800654b23e1167f1e5d1eeebde15debbd5d08143
parentef77ec63ed49dd2eb517d459f1aebf9b7952a6df
Add btrfs tracepoint for em's EEXIST case

See upstream commits:

  commit 393da91819e35af538ef97c7c6a04899e2fbfe0e
  Author: Liu Bo <bo.li.liu@oracle.com>
  Date:   Fri Jan 5 12:51:16 2018 -0700

    Btrfs: add tracepoint for em's EEXIST case

    This is adding a tracepoint 'btrfs_handle_em_exist' to help debug the
    subtle bugs around merge_extent_mapping.

Signed-off-by: Michael Jeanson <mjeanson@efficios.com>
Signed-off-by: Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
instrumentation/events/lttng-module/btrfs.h
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