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[Bug nss/22078] nss_files performance issue in multi mode
- From: "cvs-commit at gcc dot gnu.org" <sourceware-bugzilla at sourceware dot org>
- To: glibc-bugs at sourceware dot org
- Date: Wed, 11 Oct 2017 05:14:16 +0000
- Subject: [Bug nss/22078] nss_files performance issue in multi mode
- Auto-submitted: auto-generated
- References: <bug-22078-131@http.sourceware.org/bugzilla/>
https://sourceware.org/bugzilla/show_bug.cgi?id=22078
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https://sourceware.org/git/gitweb.cgi?p=glibc.git;h=d8425e116cdd954fea0c04c0f406179b5daebbb3
commit d8425e116cdd954fea0c04c0f406179b5daebbb3
Author: Florian Weimer <fweimer@redhat.com>
Date: Wed Oct 11 07:07:51 2017 +0200
nss_files: Avoid large buffers with many host addresses [BZ #22078]
The previous implementation had at least a quadratic space
requirement in the number of host addresses and aliases.
-----------------------------------------------------------------------
Summary of changes:
ChangeLog | 10 ++
nss/Makefile | 2 +
nss/nss_files/files-hosts.c | 225 +++++++++++++++-----------
nss/tst-nss-files-hosts-multi.c | 331 +++++++++++++++++++++++++++++++++++++++
4 files changed, 472 insertions(+), 96 deletions(-)
create mode 100644 nss/tst-nss-files-hosts-multi.c
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