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/branches/13/include/asterisk/utils.h <https://reviewboard.asterisk.org/r/4502/#comment25411> This can be removed as it was added for the backtrace _ast_mem_backtrace_buffer[]. - rmudgett On March 15, 2015, 9:17 p.m., Corey Farrell wrote: > > ----------------------------------------------------------- > This is an automatically generated e-mail. To reply, visit: > https://reviewboard.asterisk.org/r/4502/ > ----------------------------------------------------------- > > (Updated March 15, 2015, 9:17 p.m.) > > > Review request for Asterisk Developers. > > > Bugs: ASTERISK-24155 > https://issues.asterisk.org/jira/browse/ASTERISK-24155 > > > Repository: Asterisk > > > Description > ------- > > This introduces a new logger routine ast_log_safe. This routine should be > used for all error messages in code that can be run as a result of ast_log. > ast_log_safe does nothing if run recursively or from the logger thread. All > error logging in astobj2.c, strings.c and utils.h have been switched to > ast_log_safe. One ast_log from stringfields code in utils.c was also changed. > > I've also added support for raw threadstorage. This provides direct access > to the void* pointer in threadstorage. In ast_log_safe I use NULL to signify > that this thread is not already running ast_log_safe, (void*)1 when it is > already running. This was done since it's critical that ast_log_safe do > nothing that could log during recursion checking. > > This review shows the version 13 patch. Version 11 didn't have the backtrace > check for MALLOC_FAILURE_MSG, and trunk uses 'ast_callid' instead of 'struct > ast_callid *'. Patches for each version are on JIRA. > > The idea to use threadstorage to protect certain error logging came from the > patch posted by Timo Teräs. > > > Diffs > ----- > > /branches/13/main/utils.c 432991 > /branches/13/main/strings.c 432991 > /branches/13/main/logger.c 432991 > /branches/13/main/hashtab.c 432991 > /branches/13/main/astobj2.c 432991 > /branches/13/include/asterisk/utils.h 432991 > /branches/13/include/asterisk/threadstorage.h 432991 > /branches/13/include/asterisk/logger.h 432991 > > Diff: https://reviewboard.asterisk.org/r/4502/diff/ > > > Testing > ------- > > Verified with 'nm -g main/astobj2.o' that ast_log_safe was being used. > > Tested by further modifying Asterisk with added calls to ast_log_safe(). > * In main() after fully booted. > * In ast_log_safe() after setting in_safe_log. > * From the logger thread. > > Only the message after fully booted was shown in the logs, all others were > ignored. > > > Thanks, > > Corey Farrell > >
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