Re: 2.6.39-rc4+: Kernel leaking memory during FS scanning, regression?

[Tetsuo Handa]

Tetsuo Handa wrote:
> proc_pid_make_inode() gets a ref on task, but return value of pid_revalidate()
> (one of 0, 1, -ECHILD) may not be what above 'if (pid_revalidate(dentry, NULL))'
> part expects. (-ECHILD is a new return value introduced by LOOKUP_RCU.)
Sorry, nd == NULL so never returns -ECHILD.
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