Messages in this thread | | | Date | Tue, 16 Aug 2005 08:33:59 +0900 | From | Hiro Yoshioka <> | Subject | Re: [RFC] [PATCH] cache pollution aware __copy_from_user_ll() |
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On 8/15/05, Arjan van de Ven <arjan@infradead.org> wrote: > > copy_from_user_nocache() is fine. > > > > But I don't know where I can use it. (I'm not so > > familiar with the linux kernel file system yet.) > > I suspect the few cases where it will make the most difference will be > in the VFS for the write() system call, and the AIO variants thereof. > > generic_file_buffered_write() will be a good candidate to try first...
Thanks.
filemap_copy_from_user() calls __copy_from_user_inatomic() calls __copy_from_user_ll().
I'll look at the code.
Hiro -- Hiro Yoshioka mailto:hyoshiok at miraclelinux.com - 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/
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