Re: problem with kernel 2.4.14 drivers/block/loop.c mm/swap.c

Adrian Bunk (bunk@fs.tum.de)
Fri, 9 Nov 2001 10:38:24 +0100 (CET)


On Thu, 8 Nov 2001, Michel Valin wrote:

> drivers/block/loop.c used by loopback filesystem code uses function
>
> deactivate_page that was defined in mm/swap.c in kernel 2.4.13
>
> deactivate_page seems to have been suppressed at kernel level 2.4.14
> from
> mm/swap.c
>...

This is a known bug.

The following patch fixes it:

--- linux-2.4.14-broken/drivers/block/loop.c Thu Oct 25 13:58:34 2001
+++ linux-2.4.14/drivers/block/loop.c Mon Nov 5 17:06:08 2001
@@ -207,7 +207,6 @@
index++;
pos += size;
UnlockPage(page);
- deactivate_page(page);
page_cache_release(page);
}
return 0;
@@ -218,7 +217,6 @@
kunmap(page);
unlock:
UnlockPage(page);
- deactivate_page(page);
page_cache_release(page);
fail:
return -1;

cu
Adrian

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