[krbdev.mit.edu #1312] [Comment] profile locking at wrong level when re-reading file

http://kerborg-prod-app-1.mit.edu/rt/Ticket/Display.html?id=1312
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* prof_int.h (struct _prf_data_t): Add a mutex.
* prof_file.c (profile_open_file): Initialize data mutex.
(profile_update_file_data, profile_flush_file_data): Lock it while
manipulating
file data.
(profile_lock_global, profile_unlock_global): New functions.
* prof_set.c (rw_setup): Acquire global lock while checking flags and
adjusting
ref count.
(profile_update_relation, profile_rename_section, profile_add_relation): Lock
data mutex while manipulating profile data.
* prof_tree.c (profile_node_iterator): Do more magic number tests.

https://github.com/krb5/krb5/commit/b06c64321b0cef679623d264f19ba64e625d1f32
Author: Ken Raeburn <[email protected]>
Commit: b06c64321b0cef679623d264f19ba64e625d1f32
Branch: master
src/util/profile/ChangeLog   |  15 +++++++
src/util/profile/prof_file.c |  60 +++++++++++++++++++++-----
src/util/profile/prof_int.h  |   8 ++++
src/util/profile/prof_set.c  | 100 +++++++++++++++++++++++++++----------------
src/util/profile/prof_tree.c |   9 +++-
5 files changed, 142 insertions(+), 50 deletions(-)