On Mon, Nov 10, 2008 at 04:29:41PM +1100, Stephen Rothwell wrote:
> Today's linux-next build (powerpc ppc64_defconfig) failed like this:
>
> fs/proc/base.c:2547: error: 'pid_stack' undeclared here (not in a function)
>
> Caused by an interaction of commits
> 078e9901c02d4899db5b24f708b8dfbca8935891 ("stacktrace:
> add /proc/<pid>/stack to dump task's stack trace") and
> 35f0b5fd7fab907a1119eaa614d9b24e5e225755 ("stacktrace:
> convert /proc/<pid>/stack to seqfiles") from the tip-core tree with commit
> 5d8880e3e0fb96459c652ac5e1504b90c949b3b9 ("proc: remove '##' usage") from
> the proc tree.
>
> The former added a new usage of INF (which the second converted to a
> ONE). I added the following patch to the merge of the proc tree and can
> carry it.
Time to steal this /proc/*/stack from Ingo. :-)
> --- a/fs/proc/base.c
> +++ b/fs/proc/base.c
> @@ -2544,7 +2544,7 @@ static const struct pid_entry tgid_base_stuff[] = {
> INF("wchan", S_IRUGO, proc_pid_wchan),
> #endif
> #ifdef CONFIG_STACKTRACE
> - ONE("stack", S_IRUSR, pid_stack),
> + ONE("stack", S_IRUSR, proc_pid_stack),
correct
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