Confirmed released with Ubuntu-2.6.31-612.32. Marking Fix Released.
** Changed in: linux-fsl-imx51 (Ubuntu Lucid)
Status: Fix Committed => Fix Released
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Confirmed released with Ubuntu-2.6.31-612.32. Marking Fix Released.
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Title:
mmap fails to allocate 2030Mb heap on ARM
To manage notifications ab
Confirmed as released in Ubuntu-2.6.38-1209.19. Closing Fix Released
** Changed in: linux-ti-omap4 (Ubuntu Natty)
Status: Fix Committed => Fix Released
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This bug was fixed in the package linux-ti-omap4 - 2.6.35-903.32
---
linux-ti-omap4 (2.6.35-903.32) maverick-proposed; urgency=low
[Herton R. Krzesinski]
* Release Tracking Bug
- LP: #942766
[ Paolo Pisati ]
* [Config] Move to a 3G/1G memory split
- LP: #861296
lin
** Branch linked: lp:ubuntu/maverick-proposed/linux-ti-omap4
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Title:
mmap fails to allocate 2030Mb heap on ARM
To manage notifications about this
in M/omap4 we were still using a 2G/2G split (and thus we were
exhausting the vm address space), moving to a 3G/1G fixes it:
http://people.canonical.com/~ppisati/lp861296/linux-
image-2.6.35-903-omap4_2.6.35-903.31~3g1gsplit_armel.deb
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** Branch linked: lp:ubuntu/lucid-proposed/linux-lts-backport-natty
** Branch linked: lp:ubuntu/lucid-proposed/linux-lts-backport-maverick
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Title:
This bug was fixed in the package linux - 3.0.0-16.28
---
linux (3.0.0-16.28) oneiric-proposed; urgency=low
[Herton R. Krzesinski]
* Release Tracking Bug
- LP: #922692
[ Upstream Kernel Changes ]
* Revert "drm/i915/dp: Fix the math in intel_dp_link_required"
- LP: #
This bug was fixed in the package linux-ti-omap4 - 3.0.0-1207.16
---
linux-ti-omap4 (3.0.0-1207.16) oneiric-proposed; urgency=low
* Release Tracking Bug
- LP: #922006
[ Upstream Kernel Changes ]
* omap4: add 4430 ES2.3 support
- LP: #917264
[ Ubuntu: 3.0.0-16.27 ]
This bug was fixed in the package linux - 2.6.38-13.55
---
linux (2.6.38-13.55) natty-proposed; urgency=low
[Brad Figg]
* Release Tracking Bug
- LP: #920790
[ Upstream Kernel Changes ]
* fuse: check size of FUSE_NOTIFY_INVAL_ENTRY message, CVE-2011-3353
- LP: #90505
This bug was fixed in the package linux - 2.6.35-32.65
---
linux (2.6.35-32.65) maverick-proposed; urgency=low
[Brad Figg]
* Release Tracking Bug
- LP: #920677
[ Upstream Kernel Changes ]
* fuse: check size of FUSE_NOTIFY_INVAL_ENTRY message, CVE-2011-3353
- LP: #90
tested Maverick. Mem tests passed with no problems.
** Tags removed: verification-needed-maverick
** Tags added: verification-done-maverick
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Tested Natty and Oneiric. Both passed. Not currently able to test
Maverick as support for my board happened in Natty. Will dig out old
beagleboard (C4) and try it tomorrow.
** Tags removed: verification-needed-natty verification-needed-oneiric
** Tags added: verification-done-natty verification
** Changed in: linux (Ubuntu Maverick)
Status: Invalid => Fix Committed
** Changed in: linux (Ubuntu Natty)
Status: Fix Released => Fix Committed
** Changed in: linux (Ubuntu Oneiric)
Status: Fix Released => Fix Committed
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** Branch linked: lp:ubuntu/oneiric-proposed/linux-ti-omap4
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Title:
mmap fails to allocate 2030Mb heap on ARM
To manage notifications about this
The same with oneiric as well (linux-image-3.0.0-16-omap >= 3.0.0-16.27)
** Tags added: verification-needed-oneiric
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Title:
mmap fails to allocat
Also we are awaiting verification for Natty (linux-image-2.6.38-13-omap
2.6.38-13.55). If the problem is solved, change the tag 'verification-
needed-natty' to 'verification-done-natty'.
** Tags added: verification-needed-natty
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This bug is awaiting verification that the omap kernel for Maverick in
-proposed (linux-image-2.6.35-32-omap 2.6.35-32.65) solves the problem.
Please test the kernel and update this bug with the results. If the
problem is solved, change the tag 'verification-needed-maverick' to
'verification-done-m
This bug was fixed in the package linux-ac100 - 2.6.38-1001.2
---
linux-ac100 (2.6.38-1001.2) oneiric-proposed; urgency=low
* Cherry pick two patches from upstream 3.x branch to fix
mmap()-ing large memory chunks. (LP: #861296)
-- Jani MonosesThu, 15 Dec 2011 09:58:05 +0200
** Changed in: linux-ac100 (Ubuntu Precise)
Status: Confirmed => Fix Released
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Title:
mmap fails to allocate 2030Mb heap on ARM
To manage
Both testcases pass ok!
when using the linux-ac100
linux-image-2.6.38-1001-ac100_2.6.38-1001.2_armel.deb from oneiric-proposed
,with 3Gb swap added, on my ac100.
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** Branch linked: lp:ubuntu/oneiric-proposed/linux-ac100
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Title:
mmap fails to allocate 2030Mb heap on ARM
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Please fix linux-ac100 in precise, otherwise this can't progress into
-updates.
** Changed in: linux-ac100 (Ubuntu Oneiric)
Status: Confirmed => Fix Committed
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checked that linux-ti-omap4 (3.0.0-1206.14) oneiric-proposed; urgency=low
fixes the issue
(https://launchpad.net/~canonical-kernel-team/+archive/ppa/+packages).
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** Tags added: rls-mgr-p-tracking
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Title:
mmap fails to allocate 2030Mb heap on ARM
To manage notifications about this bug go to:
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I see no change to exported functions in the patch, but is it
introducing an ABI change that needs a ABI number bump in the debian
packaging?
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** Changed in: linux-ac100 (Ubuntu Precise)
Status: Fix Released => Confirmed
** Changed in: linux-ac100 (Ubuntu Oneiric)
Status: New => Confirmed
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** Changed in: linux-ac100 (Ubuntu Precise)
Status: New => Fix Released
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Title:
mmap fails to allocate 2030Mb heap on ARM
To manage notifi
** Branch linked: lp:ubuntu/linux-ti-omap4
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Title:
mmap fails to allocate 2030Mb heap on ARM
To manage notifications about this bug go to:
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** Also affects: linux-ac100 (Ubuntu)
Importance: Undecided
Status: New
** No longer affects: linux-ac100 (Ubuntu Lucid)
** No longer affects: linux-ac100 (Ubuntu Maverick)
** No longer affects: linux-ac100 (Ubuntu Natty)
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** Also affects: linux (Ubuntu Maverick)
Importance: Undecided
Status: New
** Also affects: linux (Ubuntu Natty)
Importance: Undecided
Status: New
** Changed in: linux (Ubuntu Natty)
Status: New => Fix Committed
** Changed in: linux (Ubuntu Oneiric)
Status: Conf
** Also affects: linux (Ubuntu Lucid)
Importance: Undecided
Status: New
** Changed in: linux (Ubuntu Lucid)
Status: New => Confirmed
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Should this bug be amended to ensure that this patch gets into all armel
kernels during the next SRU cycle? I have tested all available test
kernels and with the patch, I can now run test-kernel-aslr-collisions
from the qa-regression-tests w/o failures. Plus, it sounds like it
enables a lot more
the above lucid kernel works on bbg3 with lucid
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Title:
mmap fails to allocate 2030Mb heap on ARM
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h
It work! Now java applications can use up to around -Xmx2909M on the panda.
This will allow compilation of eclipse on ARM where -Xmx2048M are in use.
As a bonus java applications can run 50% more concurrent threads with
the patched kernel.
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Tested both kernels in their respective images. After increasing swap
to 4G, both testcases ran ok.
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Title:
mmap fails to allocate 2030Mb heap on
http://people.canonical.com/~ppisati/lp861296/linux-
image-2.6.31-612-imx51_2.6.31-612.30~lp861296_armel.deb
and here is a lucid/imx51 version.
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Ti
http://people.canonical.com/~ppisati/lp861296/linux-
image-2.6.38-1209-omap4_2.6.38-1209.17~lp861296_armel.deb
same as above, but this time for natty/omap4
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here is latest oneiric/omap4 kernel with the rherring patchset from rmk
patch system:
http://people.canonical.com/~ppisati/lp861296/linux-
image-3.0.0-1206-omap4_3.0.0-1206.13~lp861296_armel.deb
works on my panda, please try it on our oneiric/omap4 builders.
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needed on the buildds as well (running oneiric)
** Also affects: linux (Ubuntu Oneiric)
Importance: Undecided
Status: New
** Changed in: linux (Ubuntu Oneiric)
Status: New => Confirmed
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The necessary kernel support for this is posted here:
http://lists.infradead.org/pipermail/linux-arm-kernel/2011-November/071777.html
http://lists.infradead.org/pipermail/linux-arm-kernel/2011-November/071778.html
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** Package changed: eglibc (Ubuntu) => linux (Ubuntu)
** Changed in: linux (Ubuntu)
Importance: Undecided => High
** Changed in: linux (Ubuntu)
Status: New => Confirmed
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https:
Note that all this is decided by the kernel's mmap area allocation
strategy; see the various "get_unmapped_area" routines in platform-
specific kernel code (e.g arch/arm/mm/mmap.c:arch_get_unmapped_area vs.
x86/kernel/sys_x86_64.c:arch_get_unmapped_area_topdown).
If any change is required here (an
That one is much more fun; running under gdb it fails at:
2031Mb allocated using slize size = 5*406Mb OK
2031Mb allocated using slize size = 4*507Mb OK
Couldn't allocate the heap: 2031Mb
slize size = 677Mb slize no= 2/3
I added debug to print the pointers:
Slize 2 @ 0x
Slize 1 @ 0x6a6130
updated testcase that try to allocate the memory rande using multiple
smaller memory slices.
For example my ac100 fails to allocate 2010mb using 30*67Mb slices.
** Attachment added: "mmap-test-slices.c testcase"
https://bugs.launchpad.net/ubuntu/+source/eglibc/+bug/861296/+attachment/2474427/
This is an artefact of a different in where the libraries are mapped on
the two architectures.
On ARM we have;
executable
heap
< ~1GB
libs
< ~3GB
stack
So there isn't one big 2GB chunk to allocate.
On x86 they have:
** Also affects: linaro-toolchain-misc
Importance: Undecided
Status: New
** Tags added: arm-porting-queue
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Title:
mmap fails to allocat
** Attachment added: "mmap-test.c testcase"
https://bugs.launchpad.net/bugs/861296/+attachment/2473769/+files/mmap-test.c
** Description changed:
- The attached testcase pass on ia32 but fails on armel systems runnign oneiric.
+ The attached testcase pass on ia32 but fails on armel systems run
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