PR bin/185052 filed (was: RE: nanobsd build failure 'WITHOUT_CASPER=YES' r259661 and earlier)

2013-12-20 Thread Stefan Hegnauer
Hi there, 

thanks for your support. PR 185052 is filed and should be visible soon -
please let me know if I can help in any way (more info, testing, whatever).

Thanks again
Stefan

> From: adrian.ch...@gmail.com [mailto:adrian.ch...@gmail.com] On Behalf
> Of Adrian Chadd
> Sent: Friday, December 20, 2013 9:52 PM
> To: Stefan Hegnauer
> Cc: freebsd-current
> Subject: Re: nanobsd build failure 'WITHOUT_CASPER=YES' r259661 and
> earlier
> 
> Hi,
> 
> Please file a PR and then ask the developer (pjd@) very nicely to take
> a look at it.
> 
> Thanks,
> 
> 
> -adrian
> 
> 
> On 20 December 2013 12:45, Stefan Hegnauer 
> wrote:
> > When using 'WITHOUT_CAPSICUM=YES', 'WITHOUT_CASPER=YES' my nanobsd
> builds in
> > a Virtualbox VM (i386, march=geode, GENERIC without debug+Witness et.
> al.)
> > fail buildworld for any revision from at least r259518-r259661; like
> so
> > (this example is r259661):
> >
> >
> >
> > " ...
> >
> > ===> lib/clang/libllvmsupport (obj,depend,all,install)
> >
> >
> /usr/obj/nanobsd.sstream//usr/src/tmp/usr/src/lib/clang/libllvmsupport
> > created for /usr/src/lib/clang/libllvmsupport
> >


snip - see PR for details ...


> >
> > make: stopped in /usr/src"
> >
> >
> >
> > Note that this is with PMAKE="-j1", i.e. single threaded build (same
> happens
> > with standard PMAKE=-j3 but slightly less intuitive to see where it
> fails)
> >
> >
> >
> > Removing WITHOUT_CASPER=YES in the build instructions cures the
> problem (!),
> > however I fail to see why I should include it for an embedded device
> > (pcengines.ch Alix boards, several different versions).
> >
> > Also, with the error reported above I have the impression it is not
> exactly
> > intuitive that you have to include CASPER (and not CAPSICUM) to
> eliminate
> > the failure?
> >
> > Any pointers/hints/solutions?
> >
> >
> >
> > Sorry for the rant & thanks
> >
> > Stefan
> >
"

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nanobsd build failure 'WITHOUT_CASPER=YES' r259661 and earlier

2013-12-20 Thread Stefan Hegnauer
When using 'WITHOUT_CAPSICUM=YES', 'WITHOUT_CASPER=YES' my nanobsd builds in
a Virtualbox VM (i386, march=geode, GENERIC without debug+Witness et. al.)
fail buildworld for any revision from at least r259518-r259661; like so
(this example is r259661):

 

" ...

===> lib/clang/libllvmsupport (obj,depend,all,install)

/usr/obj/nanobsd.sstream//usr/src/tmp/usr/src/lib/clang/libllvmsupport
created for /usr/src/lib/clang/libllvmsupport

rm -f .depend

mkdep -f .depend -a
-I/usr/src/lib/clang/libllvmsupport/../../../contrib/llvm/include
-I/usr/src/lib/clang/libllvmsupport/../../../contrib/llvm/tools/clang/includ
e -I/usr/src/lib/clang/libllvmsupport/../../../contrib/llvm/lib/Support -I.
-I/usr/src/lib/clang/libllvmsupport/../../../contrib/llvm/../../lib/clang/in
clude -DLLVM_ON_UNIX -DLLVM_ON_FREEBSD -D__STDC_LIMIT_MACROS
-D__STDC_CONSTANT_MACROS
-DLLVM_DEFAULT_TARGET_TRIPLE=\"i386-unknown-freebsd11.0\"
-DLLVM_HOST_TRIPLE=\"i386-unknown-freebsd11.0\" -DDEFAULT_SYSROOT=\"\"
-DNDEBUG -I/usr/obj/nanobsd.sstream//usr/src/tmp/legacy/usr/include
-std=gnu99
/usr/src/lib/clang/libllvmsupport/../../../contrib/llvm/lib/Support/ConvertU
TF.c
/usr/src/lib/clang/libllvmsupport/../../../contrib/llvm/lib/Support/regcomp.
c
/usr/src/lib/clang/libllvmsupport/../../../contrib/llvm/lib/Support/regerror
.c
/usr/src/lib/clang/libllvmsupport/../../../contrib/llvm/lib/Support/regexec.
c
/usr/src/lib/clang/libllvmsupport/../../../contrib/llvm/lib/Support/regfree.
c
/usr/src/lib/clang/libllvmsupport/../../../contrib/llvm/lib/Support/regstrlc
py.c

mkdep -f .depend -a
-I/usr/src/lib/clang/libllvmsupport/../../../contrib/llvm/include
-I/usr/src/lib/clang/libllvmsupport/../../../contrib/llvm/tools/clang/includ
e -I/usr/src/lib/clang/libllvmsupport/../../../contrib/llvm/lib/Support -I.
-I/usr/src/lib/clang/libllvmsupport/../../../contrib/llvm/../../lib/clang/in
clude -DLLVM_ON_UNIX -DLLVM_ON_FREEBSD -D__STDC_LIMIT_MACROS
-D__STDC_CONSTANT_MACROS
-DLLVM_DEFAULT_TARGET_TRIPLE=\"i386-unknown-freebsd11.0\"
-DLLVM_HOST_TRIPLE=\"i386-unknown-freebsd11.0\" -DDEFAULT_SYSROOT=\"\"
-DNDEBUG -I/usr/obj/nanobsd.sstream//usr/src/tmp/legacy/usr/include
/usr/src/lib/clang/libllvmsupport/../../../contrib/llvm/lib/Support/APFloat.
cpp
/usr/src/lib/clang/libllvmsupport/../../../contrib/llvm/lib/Support/APInt.cp
p
/usr/src/lib/clang/libllvmsupport/../../../contrib/llvm/lib/Support/APSInt.c
pp
/usr/src/lib/clang/libllvmsupport/../../../contrib/llvm/lib/Support/Allocato
r.cpp
/usr/src/lib/clang/libllvmsupport/../../../contrib/llvm/lib/Support/Atomic.c
pp
/usr/src/lib/clang/libllvmsupport/../../../contrib/llvm/lib/Support/BlockFre
quency.cpp
/usr/src/lib/clang/libllvmsupport/../../../contrib/llvm/lib/Support/BranchPr
obability.cpp
/usr/src/lib/clang/libllvmsupport/../../../contrib/llvm/lib/Support/CommandL
ine.cpp
/usr/src/lib/clang/libllvmsupport/../../../contrib/llvm/lib/Support/Constant
Range.cpp
/usr/src/lib/clang/libllvmsupport/../../../contrib/llvm/lib/Support/ConvertU
TFWrapper.cpp
/usr/src/lib/clang/libllvmsupport/../../../contrib/llvm/lib/Support/CrashRec
overyContext.cpp
/usr/src/lib/clang/libllvmsupport/../../../contrib/llvm/lib/Support/DAGDelta
Algorithm.cpp
/usr/src/lib/clang/libllvmsupport/../../../contrib/llvm/lib/Support/Debug.cp
p
/usr/src/lib/clang/libllvmsupport/../../../contrib/llvm/lib/Support/DeltaAlg
orithm.cpp
/usr/src/lib/clang/libllvmsupport/../../../contrib/llvm/lib/Support/Dwarf.cp
p
/usr/src/lib/clang/libllvmsupport/../../../contrib/llvm/lib/Support/DynamicL
ibrary.cpp
/usr/src/lib/clang/libllvmsupport/../../../contrib/llvm/lib/Support/Errno.cp
p
/usr/src/lib/clang/libllvmsupport/../../../contrib/llvm/lib/Support/ErrorHan
dling.cpp
/usr/src/lib/clang/libllvmsupport/../../../contrib/llvm/lib/Support/FileOutp
utBuffer.cpp
/usr/src/lib/clang/libllvmsupport/../../../contrib/llvm/lib/Support/FoldingS
et.cpp
/usr/src/lib/clang/libllvmsupport/../../../contrib/llvm/lib/Support/Formatte
dStream.cpp
/usr/src/lib/clang/libllvmsupport/../../../contrib/llvm/lib/Support/GraphWri
ter.cpp
/usr/src/lib/clang/libllvmsupport/../../../contrib/llvm/lib/Support/Hashing.
cpp
/usr/src/lib/clang/libllvmsupport/../../../contrib/llvm/lib/Support/Host.cpp
/usr/src/lib/clang/libllvmsupport/../../../contrib/llvm/lib/Support/IncludeF
ile.cpp
/usr/src/lib/clang/libllvmsupport/../../../contrib/llvm/lib/Support/IntEqCla
sses.cpp
/usr/src/lib/clang/libllvmsupport/../../../contrib/llvm/lib/Support/Interval
Map.cpp
/usr/src/lib/clang/libllvmsupport/../../../contrib/llvm/lib/Support/Intrusiv
eRefCntPtr.cpp
/usr/src/lib/clang/libllvmsupport/../../../contrib/llvm/lib/Support/IsInf.cp
p
/usr/src/lib/clang/libllvmsupport/../../../contrib/llvm/lib/Support/IsNAN.cp
p
/usr/src/lib/clang/libllvmsupport/../../../contrib/llvm/lib/Support/Locale.c
pp
/usr/src/lib/clang/libllvmsupport/../../../contrib/llvm/lib/Support/LockFile
Manager.cpp
/usr/src/lib/clang/libllvmsupport/../../../contrib/llvm/lib/Support/ManagedS
tatic.cpp
/usr/src/lib/clang/libllvmsupport/../../../contrib/llvm/lib

RE: nanobsd / dd problem?

2013-12-08 Thread Stefan Hegnauer
On Monday, December 09, 2013 at 5:43 AM Konstantin Belousov wrote:


> On Sun, Dec 08, 2013 at 06:31:36PM +0100, Stefan Hegnauer wrote:
> > Hi,
> >
> >
> >
> > I am using freebsd-current (FreeBSD BUILDMASTER 11.0-CURRENT FreeBSD
> > 11.0-CURRENT #0 r259095: Sun Dec  8 10:20:40 CET 2013
> > root@BUILDMASTER:/usr/obj/usr/src/sys/ASUS  i386) in a VirtualBox as
> a build
> > machine for nanobsd images to be used on pc-engines.ch alix boards.
> The only
> > difference to GENERIC is the inclusion of 'march=geode' and disabling
> of
> > most debugging switches (malloc, Witness etc). Worked like a charm in
> the
> > past.
> >
> >
> >
> > Since late summer - sorry, no exact date / svn revision - nanobsd.sh
> fails
> > at the last stage when building the disk image, e.g. with
> >
> > ...
> >
> > 00:00:25 ### log: /usr/obj/nanobsd.alixpf//_.di
> >
> > #
> >
> >
> >
> > Looking a bit closer it seems that dd(1) returns with an I/O error
> whenever
> > the input is a file created with mdconfig(8):
> >
> > # dd if=/dev/zero of=somebackingfile bs=1k count=5k
> >
> > # mdconfig -f somebackingfile -u md0
> >
> > # newfs -U /dev/md0
> >
> > # dd if=/dev/md0 of=/dev/null
> >
> > dd: /dev/md0: Input/output error
> >
> > 10241+0 records in
> >
> > 10241+0 records out
> >
> > 5243392 bytes transferred in 3.240345 secs (1618159 bytes/sec)
> >
> >
> >
> > The outputfile in nanobsd.sh seems to be error-free.
> It should be one block larger than the right size.
> \
> >
> > Anyone else seen similar behaviour? How to proceed/fix it?
> >
> 
> The following patch should clear the error.
> 
> The issue is that kern_physio() incorrectly detects EOF due to
> incorrect
> calculation of bio bio_resid after the bio_length was clipped by the
> 'excess' code in g_io_check(). Both bio_length and bio_resid appear
> to be 0 in the pre-last dd transfer, which starts exactly and the
> mediasize, and kern_physio() thinks that it transferred one more block
> than was transferred.
> 
> I _suspect_ that it was caused by 'excess' code moving in r256880,
> but I am really not in the right condition to analyze it.  If somebody
> could try the same dd experiment to confirm or deny my suspicion, it
> would be useful.
> 
> The patch below should be a right thing to do anyway.
> 
> diff --git a/sys/kern/vfs_bio.c b/sys/kern/vfs_bio.c
> index c23a74b..b7c4d60 100644
> --- a/sys/kern/vfs_bio.c
> +++ b/sys/kern/vfs_bio.c
> @@ -3679,7 +3679,6 @@ bufdonebio(struct bio *bip)
> 
>   bp = bip->bio_caller2;
>   bp->b_resid = bp->b_bcount - bip->bio_completed;
> - bp->b_resid = bip->bio_resid;   /* XXX: remove */
>   bp->b_ioflags = bip->bio_flags;
>   bp->b_error = bip->bio_error;
>   if (bp->b_error)

Works for me - please commit!
Thanks a lot!

-Stefan

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nanobsd / dd problem?

2013-12-08 Thread Stefan Hegnauer
Hi,

 

I am using freebsd-current (FreeBSD BUILDMASTER 11.0-CURRENT FreeBSD
11.0-CURRENT #0 r259095: Sun Dec  8 10:20:40 CET 2013
root@BUILDMASTER:/usr/obj/usr/src/sys/ASUS  i386) in a VirtualBox as a build
machine for nanobsd images to be used on pc-engines.ch alix boards. The only
difference to GENERIC is the inclusion of 'march=geode' and disabling of
most debugging switches (malloc, Witness etc). Worked like a charm in the
past.

 

Since late summer - sorry, no exact date / svn revision - nanobsd.sh fails
at the last stage when building the disk image, e.g. with

...

00:00:25 ### log: /usr/obj/nanobsd.alixpf//_.di

#

 

Looking a bit closer it seems that dd(1) returns with an I/O error whenever
the input is a file created with mdconfig(8):

# dd if=/dev/zero of=somebackingfile bs=1k count=5k

# mdconfig -f somebackingfile -u md0

# newfs -U /dev/md0

# dd if=/dev/md0 of=/dev/null

dd: /dev/md0: Input/output error

10241+0 records in

10241+0 records out

5243392 bytes transferred in 3.240345 secs (1618159 bytes/sec)

 

The outputfile in nanobsd.sh seems to be error-free.

Anyone else seen similar behaviour? How to proceed/fix it?

 

Thanks

Stefan

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