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| author | Jeremy Allison <jra@samba.org> | 2009-09-03 07:38:21 -0700 |
|---|---|---|
| committer | Jeremy Allison <jra@samba.org> | 2009-09-03 07:38:21 -0700 |
| commit | c97698e762b1ea8d7133f04ae822225676a6f135 (patch) | |
| tree | 120352a0a3c3a8f04fb726652f06a50ae3ec47d3 /lib/tevent/tevent_signal.c | |
| parent | 38995d7cbb0c3143eb1fea0215863321349c7bbe (diff) | |
| download | samba-c97698e762b1ea8d7133f04ae822225676a6f135.tar.gz samba-c97698e762b1ea8d7133f04ae822225676a6f135.tar.bz2 samba-c97698e762b1ea8d7133f04ae822225676a6f135.zip | |
Another part of the fix for bug 6651 - smbd SIGSEGV when breaking oplocks.
SA_INFO_QUEUE_COUNT *MUST* be a power of 2, in order for the ring buffer
wrap to work correctly at the 32 bit boundary. Thanks to Petr
Vandrovec <petr@vandrovec.name> for this.
Diffstat (limited to 'lib/tevent/tevent_signal.c')
| -rw-r--r-- | lib/tevent/tevent_signal.c | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/lib/tevent/tevent_signal.c b/lib/tevent/tevent_signal.c index b329f8c1e7..ef9c0cf288 100644 --- a/lib/tevent/tevent_signal.c +++ b/lib/tevent/tevent_signal.c @@ -32,8 +32,12 @@ #define NUM_SIGNALS 64 -/* maximum number of SA_SIGINFO signals to hold in the queue */ -#define SA_INFO_QUEUE_COUNT 100 +/* maximum number of SA_SIGINFO signals to hold in the queue. + NB. This *MUST* be a power of 2, in order for the ring buffer + wrap to work correctly. Thanks to Petr Vandrovec <petr@vandrovec.name> + for this. */ + +#define SA_INFO_QUEUE_COUNT 64 struct sigcounter { uint32_t count; |