Re: [PATCH] Re: fs corruption with invalidate_buffers()

[Linus Torvalds]

On Fri, 22 Dec 2000, Jan Niehusmann wrote:
> 
> This is the result - against test12-pre7, but works well with 
> test13-pre3:

This looks bogus.

You can't test "bh->b_next!=0", because that is entirely meaningless.

b_next can be NULL either because the buffer isn't hashed, or because the
buffer _is_ hashed, but just happens to be last on the hash chain.

So testing "bh->b_next" doesn't actually tell you anything at all.

                Linus

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