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authorFelix Fietkau <nbd@openwrt.org>2012-09-15 10:21:24 +0000
committerFelix Fietkau <nbd@openwrt.org>2012-09-15 10:21:24 +0000
commitbe6f4376498d15b3465027bd78de3a878a862023 (patch)
tree1d3d8209907a82535a97acb7ae0efbc75b870112 /Config.in
parented14ffc7da8f2e544c3af0c943e651510cf8341d (diff)
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build: add a config option for passing the top-level make jobserver to packages that have parallel build enabled, significantly improves parallelization and gets rid of CPU overcommit during intra-package parallel builds
SVN-Revision: 33414
Diffstat (limited to 'Config.in')
-rw-r--r--Config.in11
1 files changed, 10 insertions, 1 deletions
diff --git a/Config.in b/Config.in
index 4035978..36ca488 100644
--- a/Config.in
+++ b/Config.in
@@ -311,12 +311,21 @@ menu "Global build settings"
If you are unsure, select N.
+ config PKG_BUILD_USE_JOBSERVER
+ bool
+ prompt "Use top-level make jobserver for packages"
+ depends on PKG_BUILD_PARALLEL
+ default y
+ help
+ This passes the main make process jobserver fds to package builds,
+ enabling full parallelization across different packages
+
config PKG_BUILD_JOBS
int
prompt "Number of package submake jobs (2-512)"
range 2 512
default 2
- depends on PKG_BUILD_PARALLEL
+ depends on PKG_BUILD_PARALLEL && !PKG_BUILD_USE_JOBSERVER
help
The number of jobs (-jX) to pass to packages submake.