Messages in this thread | | | Date | Mon, 12 Jul 2010 20:35:40 -0700 (PDT) | Subject | Re: [PATCH 02/12] isdn: autoconvert trivial BKL users to private mutex | From | David Miller <> |
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From: Arnd Bergmann <arnd@arndb.de> Date: Sun, 11 Jul 2010 23:18:53 +0200
> All these files use the big kernel lock in a trivial > way to serialize their private file operations, > typically resulting from an earlier semi-automatic > pushdown from VFS. > > None of these drivers appears to want to lock against > other code, and they all use the BKL as the top-level > lock in their file operations, meaning that there > is no lock-order inversion problem. > > Consequently, we can remove the BKL completely, > replacing it with a per-file mutex in every case. > Using a scripted approach means we can avoid > typos. ... > Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Applied.
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