[lkml]   [2005]   [Aug]   [12]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
Messages in this thread
SubjectRe: 2.6.13-rc6 Oops with Software RAID, LVM, JFS, NFS
On Fri, 12 Aug 2005 12:07:21 +1000
Neil Brown <> wrote:
> You could possibly put something like
> struct bio_vec *from;
> int i;
> bio_for_each_segment(from, bio, i)
> BUG_ON(page_zone(from->bv_page)==NULL);
> in generic_make_requst in drivers/block/ll_rw_blk.c, just before
> the call to q->make_request_fn.
> This might trigger the bug early enough to see what is happening.

I've got tests running with this code in place, by I/O is so slow now
I don't think it's going to oops (or if it does, it'll be a while)..

Is there any other info I can collect to help track this down?


Phil Dier ( -- 615 370-1530 x733)

/* vim:set noai nocindent ts=8 sw=8: */
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to
More majordomo info at
Please read the FAQ at

 \ /
  Last update: 2005-08-12 19:37    [W:0.073 / U:1.200 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site