Re: reiserfs: still problems with tail conversion

From: Chris Mason (
Date: Sat Feb 24 2001 - 19:41:57 EST

On Saturday, February 24, 2001 08:53:15 PM +0000 Alan Cox
<> wrote:

>> 32Mb. The test results vary depending on what else is on the partition,
>> but in each case the last file affected is 01017 and there are sequences
>> of previous_number+4, for up to 8 files (but next file after this might
>> be previous+7 or previous +15, or sporadic). From other problems I've
>> seen on the list, maybe I need more memory to run reiserfs ?
> No. Reiserfs cannot go around corrupting files regardless of the amount of
> memory you have. What is however quite possible is that there is a race
> condition on reiserfs (or in the VFS) that is triggered when you are
> paging and programs are thus sleeping on buffer and memory allocations
Exactly. The tail conversion code depends heavily on the page up to date
bit being set right. It is more than possible that I've screwed up
something there, and the code thinks a page is valid when it really isn't.


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This archive was generated by hypermail 2b29 : Wed Feb 28 2001 - 21:00:09 EST