Messages in this thread | | | From | "Stephen C. Tweedie" <> | Date | Wed, 23 Jun 1999 15:00:50 +0100 (BST) | Subject | Re: oops if free a locked page |
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Hi,
On Tue, 22 Jun 1999 10:57:45 -0700 (PDT), Linus Torvalds <torvalds@transmeta.com> said:
> No, you are NOT allowed to free a locked block. If you do, it's a bug.
> The fact that the page is locked implies that it is going to be unlocked > by something later.
More than that, if you even so much as remove the locked block/page from the hash lists, you prevent any future access from discovering the existing lock on those disk blocks --- a sure invitation to data corruption.
--Stephen
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