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| author | Sebastian Huber <sebastian.huber@embedded-brains.de> | 2017-03-16 11:54:29 +0100 |
|---|---|---|
| committer | Sebastian Huber <sebastian.huber@embedded-brains.de> | 2017-03-16 15:33:56 +0100 |
| commit | 66fac03fae3af9dded964b01c89662819dbfc5c2 (patch) | |
| tree | 2d866941dc2ae2b633f62cfeec830e34d1e4c059 /cpukit/libcsupport/include/rtems/libio_.h | |
| parent | psxstrsignal01: New test (diff) | |
| download | rtems-66fac03fae3af9dded964b01c89662819dbfc5c2.tar.bz2 | |
libio: Fix deadlock in location management
Perform a context-dependent deferred location release to avoid a
deadlock on the file system instance locks, for example during a
chdir().
Update #2936.
Diffstat (limited to 'cpukit/libcsupport/include/rtems/libio_.h')
| -rw-r--r-- | cpukit/libcsupport/include/rtems/libio_.h | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/cpukit/libcsupport/include/rtems/libio_.h b/cpukit/libcsupport/include/rtems/libio_.h index 0c5e9ed30b..c2fb975bf7 100644 --- a/cpukit/libcsupport/include/rtems/libio_.h +++ b/cpukit/libcsupport/include/rtems/libio_.h @@ -507,11 +507,14 @@ rtems_filesystem_global_location_t *rtems_filesystem_global_location_obtain( * deferred. The next obtain call will do the actual release. * * @param[in] global_loc The global file system location. It must not be NULL. + * @param[in] deferred If true, then do a deferred release, otherwise release + * it immediately. * * @see rtems_filesystem_global_location_obtain(). */ void rtems_filesystem_global_location_release( - rtems_filesystem_global_location_t *global_loc + rtems_filesystem_global_location_t *global_loc, + bool deferred ); void rtems_filesystem_location_detach( |