| To: | mikulas@xxxxxxxxxxxxxxxxxxxxxxxx (Mikulas Patocka) |
|---|---|
| Subject: | Re: %u-order allocation failed |
| From: | Alan Cox <alan@xxxxxxxxxxxxxxxxxxx> |
| Date: | Sun, 7 Oct 2001 10:40:23 +0100 (BST) |
| Cc: | riel@xxxxxxxxxxxxxxxx (Rik van Riel), kszysiu@xxxxxxxxxxxxxxxxx (Krzysztof Rusocki), linux-xfs@xxxxxxxxxxx, linux-kernel@xxxxxxxxxxxxxxx |
| In-reply-to: | <Pine.LNX.3.96.1011006164044.29342B-200000@artax.karlin.mff.cuni.cz> from "Mikulas Patocka" at Oct 06, 2001 04:44:43 PM |
| Sender: | owner-linux-xfs@xxxxxxxxxxx |
> Here goes the fix. (note that I didn't try to compile it so there may be > bugs, but you see the point). It isnt a fix > kmalloc should be fixed too (used badly for example in select.c - and yes > - I have seen real world bugreports for poll randomly failing with > ENOMEM), but it will be hard to audit all drivers that they do not try to > use dma on kmallocated memory. So you run out of blocks of vmalloc address space instead. The same problem still occurs and always will |
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