On Sun, Apr 15 2001, Arjan Filius wrote:
> Hello,
>
> While trying kernel 2.4.4-pre3 i found a "hanging" swapon (my swap is on
> LVM), same effect for "mount -a". 2.4.3 works properly.
>
> I found ./drivers/md/lvm.c is patched, and restoring the lvm.c from 2.4.3
> resulted in normal operation.
>
> I Found LVM/0.9.1_beta7 makes some notes about the patch, so i tried that
> (beta7), but no luck, only 2.4.3:lvm.c worked ok.
Small buglet in the buffer_IO_error out path, I maybe that's it...
--
Jens Axboe
--- /opt/kernel/linux-2.4.4-pre3/drivers/md/lvm.c Sun Apr 15 16:24:13 2001
+++ drivers/md/lvm.c Sun Apr 15 16:23:36 2001
@@ -1675,8 +1675,10 @@
struct buffer_head *bh)
{
int ret = lvm_map(bh, rw);
- if (ret < 0)
+ if (ret < 0) {
+ ret = 0;
buffer_IO_error(bh);
+ }
return ret;
}
