Messages in this thread Patch in this message | | | Date | Mon, 17 Aug 2009 08:01:39 GMT | From | tip-bot for Li Zefan <> | Subject | [tip:core/locking] lockdep: Fix missing entry in /proc/lock_stat |
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Commit-ID: 212274347fc4d2a7c56bf6c953b02c809e7e0be1 Gitweb: http://git.kernel.org/tip/212274347fc4d2a7c56bf6c953b02c809e7e0be1 Author: Li Zefan <lizf@cn.fujitsu.com> AuthorDate: Mon, 17 Aug 2009 13:39:33 +0800 Committer: Ingo Molnar <mingo@elte.hu> CommitDate: Mon, 17 Aug 2009 09:54:39 +0200
lockdep: Fix missing entry in /proc/lock_stat
One entry is missing in the output of /proc/lock_stat.
The cause is, when ls_start() is called the 2nd time, we should start from stats[@pos-1] but not stats[@pos], because pos == 0 is the header.
Signed-off-by: Li Zefan <lizf@cn.fujitsu.com> Cc: Peter Zijlstra <peterz@infradead.org> LKML-Reference: <4A88ED15.20800@cn.fujitsu.com> Signed-off-by: Ingo Molnar <mingo@elte.hu>
--- kernel/lockdep_proc.c | 2 +- 1 files changed, 1 insertions(+), 1 deletions(-)
diff --git a/kernel/lockdep_proc.c b/kernel/lockdep_proc.c index fba81f1..5dbe30b 100644 --- a/kernel/lockdep_proc.c +++ b/kernel/lockdep_proc.c @@ -634,7 +634,7 @@ static void *ls_start(struct seq_file *m, loff_t *pos) if (*pos == 0) return SEQ_START_TOKEN; - data->iter = data->stats + *pos; + data->iter = data->stats + (*pos - 1); if (data->iter >= data->iter_end) data->iter = NULL;
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