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SubjectRe: Warn about taskfile?

> > I had some strange fs corruption, and andi suggested that it probably
> > is TASKFILE-related. Perhaps this is good idea?
> Well without taskfile multimode may corrupt your disks, so pick one.
> This needs debugging not paranoia.

Can you explain a bit more? If multi_mode needs taskfile perhaps we
need to kill compilation? [Attached patch probably is not enough,
AFAICS multimode can be turned on without this config option, but it
should be clear what I mean.]

> > + It is safe to say Y to this question, but you should attach
> > + scratch monkey, first.
> "a scratch monkey" - also a lot of people won't get the reference

Okay, it is probably not the best help text ever.

If I want safest possible configuration for 2.6.0, is
/dev/hda good idea?

--- clean/drivers/ide/ide-disk.c 2003-07-27 22:31:13.000000000 +0200
+++ linux/drivers/ide/ide-disk.c 2003-07-31 00:59:36.000000000 +0200
@@ -1650,6 +1650,9 @@
drive->mult_count = 0;
if (id->max_multsect) {
+#error IDEDISK_MULTI_MODE needs TASKFILE_IO for safe operation
id->multsect = ((id->max_multsect/2) > 1) ? id->max_multsect : 0;
id->multsect_valid = id->multsect ? 1 : 0;
drive->mult_req = id->multsect_valid ? id->max_multsect : INITIAL_MULT_COUNT;

When do you have a heart between your knees?
[Johanka's followup: and *two* hearts?]
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