diff options
| author | Thomas Gleixner <tglx@linutronix.de> | 2019-04-10 13:28:04 +0300 |
|---|---|---|
| committer | Thomas Gleixner <tglx@linutronix.de> | 2019-04-14 20:58:30 +0300 |
| commit | 2dfed4565afe263751d2451ad22336ad806c25a6 (patch) | |
| tree | ca5f69bc790dee2cf00a4c02fc22004cd5e6ef0e /kernel/locking | |
| parent | 6a28b4c2d93b812512d8d2e5179e61a14f578560 (diff) | |
| download | linux-2dfed4565afe263751d2451ad22336ad806c25a6.tar.xz | |
lockdep: Remove the ULONG_MAX stack trace hackery
No architecture terminates the stack trace with ULONG_MAX anymore. Remove
the cruft.
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Acked-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Cc: Josh Poimboeuf <jpoimboe@redhat.com>
Cc: Andy Lutomirski <luto@kernel.org>
Cc: Steven Rostedt <rostedt@goodmis.org>
Cc: Alexander Potapenko <glider@google.com>
Cc: Will Deacon <will.deacon@arm.com>
Link: https://lkml.kernel.org/r/20190410103644.485737321@linutronix.de
Diffstat (limited to 'kernel/locking')
| -rw-r--r-- | kernel/locking/lockdep.c | 11 |
1 files changed, 0 insertions, 11 deletions
diff --git a/kernel/locking/lockdep.c b/kernel/locking/lockdep.c index e16766ff184b..2edf9501d906 100644 --- a/kernel/locking/lockdep.c +++ b/kernel/locking/lockdep.c @@ -444,17 +444,6 @@ static int save_trace(struct stack_trace *trace) save_stack_trace(trace); - /* - * Some daft arches put -1 at the end to indicate its a full trace. - * - * <rant> this is buggy anyway, since it takes a whole extra entry so a - * complete trace that maxes out the entries provided will be reported - * as incomplete, friggin useless </rant> - */ - if (trace->nr_entries != 0 && - trace->entries[trace->nr_entries-1] == ULONG_MAX) - trace->nr_entries--; - trace->max_entries = trace->nr_entries; nr_stack_trace_entries += trace->nr_entries; |