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SubjectRe: [PATCH] protect remove_proc_entry
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On Fri, 2005-12-30 at 17:09 -0500, Steven Rostedt wrote:

> Index: linux-2.6.15-rc7/fs/proc/generic.c
> ===================================================================
> --- linux-2.6.15-rc7.orig/fs/proc/generic.c 2005-12-30 14:19:39.000000000 -0500
> +++ linux-2.6.15-rc7/fs/proc/generic.c 2005-12-30 17:05:56.000000000 -0500
> @@ -693,6 +693,8 @@
> if (!parent && xlate_proc_name(name, &parent, &fn) != 0)
> goto out;
> len = strlen(fn);
> +
> + lock_kernel();
> for (p = &parent->subdir; *p; p=&(*p)->next ) {
> if (!proc_match(len, fn, *p))
> continue;
> @@ -713,6 +715,7 @@
> }
> break;
> }
> + unlock_kernel();
> out:
> return;
> }
>

FYI, to make sure that this solves the problem, I'm removing my locking
in my kernel and using this instead. It usually crashes in a day or
two, so I can say this works if it makes it three days.

-- Steve


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