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author | Glenn Kasten <gkasten@google.com> | 2015-03-03 12:17:06 -0800 |
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committer | Glenn Kasten <gkasten@google.com> | 2015-03-03 15:56:01 -0800 |
commit | 8a0554c63dc40a2a7c066b03041079ec9eb220e5 (patch) | |
tree | 4e3739739382f654e9c7b4eb1335e0346ae9f967 /services/audioflinger/FastThreadDumpState.h | |
parent | 4dd03b5b68dcd8eb5f5ffe2cfe93d26b8f08b848 (diff) | |
download | frameworks_av-8a0554c63dc40a2a7c066b03041079ec9eb220e5.zip frameworks_av-8a0554c63dc40a2a7c066b03041079ec9eb220e5.tar.gz frameworks_av-8a0554c63dc40a2a7c066b03041079ec9eb220e5.tar.bz2 |
Pull up comment to superclass
Change-Id: I2e3632ee80744f2f8d932ac1a8597ff805883851
Diffstat (limited to 'services/audioflinger/FastThreadDumpState.h')
-rw-r--r-- | services/audioflinger/FastThreadDumpState.h | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/services/audioflinger/FastThreadDumpState.h b/services/audioflinger/FastThreadDumpState.h index bbca7da..1ce0914 100644 --- a/services/audioflinger/FastThreadDumpState.h +++ b/services/audioflinger/FastThreadDumpState.h @@ -22,7 +22,12 @@ namespace android { -// FIXME extract common part of comment at FastMixerDumpState +// The FastThreadDumpState keeps a cache of FastThread statistics that can be logged by dumpsys. +// Each individual native word-sized field is accessed atomically. But the +// overall structure is non-atomic, that is there may be an inconsistency between fields. +// No barriers or locks are used for either writing or reading. +// Only POD types are permitted, and the contents shouldn't be trusted (i.e. do range checks). +// It has a different lifetime than the FastThread, and so it can't be a member of FastThread. struct FastThreadDumpState { FastThreadDumpState(); /*virtual*/ ~FastThreadDumpState(); |