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| author | Rainer Gerhards <rgerhards@adiscon.com> | 2009-01-30 13:49:41 +0100 |
|---|---|---|
| committer | Rainer Gerhards <rgerhards@adiscon.com> | 2009-01-30 13:49:41 +0100 |
| commit | 2cfaf5f86a4fb40cc37ae71118c506f1d924df13 (patch) | |
| tree | 4ddc545b4d091885404f04c7fa06cc199e752c8e /runtime/atomic.h | |
| parent | ce11f7bdb8db977a8b00b28d9b84d1b1c924f3c3 (diff) | |
| download | rsyslog-2cfaf5f86a4fb40cc37ae71118c506f1d924df13.tar.gz rsyslog-2cfaf5f86a4fb40cc37ae71118c506f1d924df13.tar.xz rsyslog-2cfaf5f86a4fb40cc37ae71118c506f1d924df13.zip | |
bugfix: inconsistent use of mutex/atomic operations could cause segfault
details are too many, for full analysis see blog post at:
http://blog.gerhards.net/2009/01/rsyslog-data-race-analysis.html
Diffstat (limited to 'runtime/atomic.h')
| -rw-r--r-- | runtime/atomic.h | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/runtime/atomic.h b/runtime/atomic.h index 2dbe7f52..2c20e0c3 100644 --- a/runtime/atomic.h +++ b/runtime/atomic.h @@ -46,7 +46,7 @@ # define ATOMIC_FETCH_32BIT(data) ((unsigned) __sync_fetch_and_and(&(data), 0xffffffff)) # define ATOMIC_STORE_1_TO_32BIT(data) __sync_lock_test_and_set(&(data), 1) #else -# warning "atomic builtins not available, using nul operations" +# warning "atomic builtins not available, using nul operations - rsyslogd will probably be racy!" # define ATOMIC_INC(data) (++(data)) # define ATOMIC_DEC_AND_FETCH(data) (--(data)) # define ATOMIC_FETCH_32BIT(data) (data) |