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| author | Paul Davis <paul@linuxaudiosystems.com> | 2011-02-09 02:51:50 +0000 |
|---|---|---|
| committer | Paul Davis <paul@linuxaudiosystems.com> | 2011-02-09 02:51:50 +0000 |
| commit | a2354db3230d0e9408b455ca1c0eab361a33b319 (patch) | |
| tree | cf7f06ba77633fcf745dfaae53363dee928e5255 /libs/ardour/utils.cc | |
| parent | e61b5e23c436c0e54cd000c6326b70ad789f1c4a (diff) | |
make a note about process lock and ARDOUR::how_many_dsp_threads()
git-svn-id: svn://localhost/ardour2/branches/3.0@8794 d708f5d6-7413-0410-9779-e7cbd77b26cf
Diffstat (limited to 'libs/ardour/utils.cc')
| -rw-r--r-- | libs/ardour/utils.cc | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/libs/ardour/utils.cc b/libs/ardour/utils.cc index b19aad4fa9..2ea8b73dc2 100644 --- a/libs/ardour/utils.cc +++ b/libs/ardour/utils.cc @@ -657,6 +657,8 @@ matching_unsuffixed_filename_exists_in (const string& dir, const string& path) uint32_t how_many_dsp_threads () { + /* CALLER MUST HOLD PROCESS LOCK */ + int num_cpu = hardware_concurrency(); int pu = Config->get_processor_usage (); uint32_t num_threads = max (num_cpu - 1, 2); // default to number of cpus minus one, or 2, whichever is larger |