backport of x86-64 SSE4 optimized memcmp

Bug #589136 reported by Matthias Klose
10
This bug affects 1 person
Affects Status Importance Assigned to Milestone
eglibc (Ubuntu)
Fix Released
Undecided
Unassigned
Lucid
Fix Released
Undecided
Matthias Klose
Maverick
Fix Released
Undecided
Unassigned

Bug Description

delayed that for lucid-updates; applied in maverick in the mean time:

http://bazaar.launchpad.net/~ubuntu-core-dev/eglibc/eglibc-2.11-pkg/revision/301

Matthias Klose (doko)
Changed in eglibc (Ubuntu):
milestone: none → lucid-updates
Revision history for this message
Martin Pitt (pitti) wrote :

How can this update be tested? What's the rationale for SRUing this?

Changed in eglibc (Ubuntu Maverick):
status: New → Fix Released
Changed in eglibc (Ubuntu Lucid):
status: New → Incomplete
assignee: nobody → Matthias Klose (doko)
Revision history for this message
Matthias Klose (doko) wrote :

> How can this update be tested?

running the testsuite on a machine using SSE4

> What's the rationale for SRUing this?
enabling a processor specific optimization. at upload time during the feature freeze it was found appropriate by the release team to delay this to lucid-updates.

Changed in eglibc (Ubuntu Lucid):
status: Incomplete → New
Revision history for this message
Martin Pitt (pitti) wrote : Please test proposed package

Accepted eglibc into lucid-proposed, the package will build now and be available in a few hours. Please test and give feedback here. See https://wiki.ubuntu.com/Testing/EnableProposed for documentation how to enable and use -proposed. Thank you in advance!

Changed in eglibc (Ubuntu Lucid):
status: New → Fix Committed
tags: added: verification-needed
Revision history for this message
Martin Pitt (pitti) wrote :

I have used the proposed eglibc for some three weeks on amd64 with no noticeable difference. I think this has spent enough time in proposed now.

tags: added: verification-done
removed: verification-needed
Revision history for this message
Launchpad Janitor (janitor) wrote :

This bug was fixed in the package eglibc - 2.11.1-0ubuntu7.2

---------------
eglibc (2.11.1-0ubuntu7.2) lucid-proposed; urgency=low

  * Fix issues in x86 memset-sse2.S/memset-sse2-rep.S. LP: #587055.
  * Apply from the 2.11-x86 branch: x86-64 SSE4 optimized memcmp. LP: #589136.
 -- Matthias Klose <email address hidden> Thu, 03 Jun 2010 13:38:35 +0200

Changed in eglibc (Ubuntu Lucid):
status: Fix Committed → Fix Released
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