Re: I/O errors in -test7-mm1 tree on ia64

[Jens Axboe]

On Thu, Oct 16 2003, Jesse Barnes wrote:
> On Thu, Oct 16, 2003 at 12:49:34PM -0700, William Lee Irwin III wrote:
> > On Thu, Oct 16, 2003 at 11:55:05AM -0700, Jesse Barnes wrote:
> > > I don't see this when using Linus' BK tree as of a few minutes ago, and
> > > the only changes I've made are adding the kgdb.h for ia64 and adding in
> > > the Altix console driver.  Any ideas?  I'll try reverting some patches
> > > and looking around a bit more.
> > 
> > Well, the first thing to try is backing out invalidate_inodes-speedup.patch
> 
> That didn't seem to help.  Got the same errors.

--- fs/xfs/pagebuf/page_buf.c	2003-10-17 12:11:30.000000000 +0200
+++ fs/xfs/pagebuf/page_buf.c~	2003-10-17 12:11:19.000000000 +0200
@@ -1406,10 +1406,8 @@
 		int cmd = WRITE;
 		if (pb->pb_flags & PBF_READ)
 			cmd = READ;
-#if 0
 		else if (pb->pb_flags & PBF_FLUSH)
 			cmd = WRITESYNC;
-#endif
 		submit_bio(cmd, bio);
 		if (size)
 			goto next_chunk;

it was a mistake to enable barriers unconditionally on XFS when it has
no fallback logic. If you apply the above on test7-mm1, it should work
fine for you.

-- 
Jens Axboe

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