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author | Darrick J. Wong <djwong@kernel.org> | 2021-08-18 20:04:44 -0700 |
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committer | Darrick J. Wong <djwong@kernel.org> | 2021-08-19 10:07:11 -0700 |
commit | e5f2e54a902de721d9cf4e7f7c35612131654cd7 (patch) | |
tree | a817ee673ab65ad8d6734f5128bdd5cdc3267e1a /fs/xfs/scrub | |
parent | c03e4b9e6b645a5020f128aeb739a5424c6abe8c (diff) | |
download | linux-e5f2e54a902de721d9cf4e7f7c35612131654cd7.tar.gz linux-e5f2e54a902de721d9cf4e7f7c35612131654cd7.tar.bz2 linux-e5f2e54a902de721d9cf4e7f7c35612131654cd7.zip |
xfs: start documenting common units and tags used in tracepoints
Because there are a lot of tracepoints that express numeric data with
an associated unit and tag, document what they are to help everyone else
keep these thigns straight.
Signed-off-by: Darrick J. Wong <djwong@kernel.org>
Reviewed-by: Dave Chinner <dchinner@redhat.com>
Reviewed-by: Carlos Maiolino <cmaiolino@redhat.com>
Diffstat (limited to 'fs/xfs/scrub')
-rw-r--r-- | fs/xfs/scrub/trace.h | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/fs/xfs/scrub/trace.h b/fs/xfs/scrub/trace.h index dfb10966af24..a7bbb84f91a7 100644 --- a/fs/xfs/scrub/trace.h +++ b/fs/xfs/scrub/trace.h @@ -2,6 +2,10 @@ /* * Copyright (C) 2017 Oracle. All Rights Reserved. * Author: Darrick J. Wong <darrick.wong@oracle.com> + * + * NOTE: none of these tracepoints shall be considered a stable kernel ABI + * as they can change at any time. See xfs_trace.h for documentation of + * specific units found in tracepoint output. */ #undef TRACE_SYSTEM #define TRACE_SYSTEM xfs_scrub |