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authorPhil Blundell <philb@gnu.org>2012-09-29 13:20:05 +0100
committerRichard Purdie <richard.purdie@linuxfoundation.org>2012-10-02 11:16:30 +0100
commitf48a68177510e8f2d4fcc3725a6dfc41a9a8e96b (patch)
tree7a88b5ecdbcf302d5c1d75da1f0b0572aaf48b74 /meta/recipes-devtools/opkg/opkg
parent7ebce895a215b31cf01aea2ac43e554f96ef814f (diff)
downloadopenembedded-core-contrib-f48a68177510e8f2d4fcc3725a6dfc41a9a8e96b.tar.gz
opkg: Don't call sync() when installing into an offline root
Even when installing onto a live target system, calling sync() during package installation is of somewhat questionable benefit. But calling it on the build host during rootfs construction is certainly useless and can cause I/O to stall for several seconds on even a moderately sized host which is clearly not desirable. (From a patch originally by Mike Crowe.) Signed-off-by: Phil Blundell <philb@gnu.org> Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
Diffstat (limited to 'meta/recipes-devtools/opkg/opkg')
-rw-r--r--meta/recipes-devtools/opkg/opkg/opkg-no-sync-offline.patch18
1 files changed, 18 insertions, 0 deletions
diff --git a/meta/recipes-devtools/opkg/opkg/opkg-no-sync-offline.patch b/meta/recipes-devtools/opkg/opkg/opkg-no-sync-offline.patch
new file mode 100644
index 0000000000..b1b3453484
--- /dev/null
+++ b/meta/recipes-devtools/opkg/opkg/opkg-no-sync-offline.patch
@@ -0,0 +1,18 @@
+When installing into an offline root, calling sync() is pointless and just
+hurts performance. Don't let's do that.
+
+Signed-off-by: Phil Blundell <philb@gnu.org>
+Upstream-Status: Pending
+
+--- a/libopkg/opkg_cmd.c 2011-09-08 10:53:07.000000000 +0100
++++ b/libopkg/opkg_cmd.c 2011-10-04 10:45:22.278615584 +0100
+@@ -64,7 +64,8 @@ write_status_files_if_changed(void)
+ opkg_msg(INFO, "Writing status file.\n");
+ opkg_conf_write_status_files();
+ pkg_write_changed_filelists();
+- sync();
++ if (!conf->offline_root)
++ sync();
+ } else {
+ opkg_msg(DEBUG, "Nothing to be done.\n");
+ }