Re: kernel lock in dcache.c

From: Alexander Viro (viro@math.psu.edu)
Date: Sat Apr 28 2001 - 14:06:55 EST


On Sat, 28 Apr 2001, Mark Hemment wrote:

> Hi,
>
> d_move() in fs/dcache.c is checking the kernel lock is held
> (switch_names() does the same, but is only called from d_move()).
>
> My question is why?
> I can't see what it is using the kernel lock to sync/protect against.

Metric buttload of users of ->d_parent in the filesystems.

-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@vger.kernel.org
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/



This archive was generated by hypermail 2b29 : Mon Apr 30 2001 - 21:00:21 EST