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authorSimon Glass <sjg@chromium.org>2021-01-30 22:17:46 -0700
committerTom Rini <trini@konsulko.com>2021-03-04 17:51:43 -0500
commitb82492bbccb0ecdee17108ed43c4220f00f3f4f3 (patch)
treeca38bcb5b59f05f837a2350588574e9eaa8f6fd5 /tools/buildman/README
parentd6bf36c775213689763ad05913a1b5e76a61daaf (diff)
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buildman: Support single-threaded operation
At present even if only a single thread is in use, buildman still uses threading. For some debugging it is helpful to do everything in the main process. Allow -T0 to support this. Signed-off-by: Simon Glass <sjg@chromium.org>
Diffstat (limited to 'tools/buildman/README')
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diff --git a/tools/buildman/README b/tools/buildman/README
index b7442a9..6007947 100644
--- a/tools/buildman/README
+++ b/tools/buildman/README
@@ -1128,6 +1128,11 @@ If there are both warnings and errors, errors win, so buildman returns 100.
The -y option is provided (for use with -s) to ignore the bountiful device-tree
warnings. Similarly, -Y tells buildman to ignore the migration warnings.
+Sometimes you might get an error in a thread that is not handled by buildman,
+perhaps due to a failure of a tool that it calls. You might see the output, but
+then buildman hangs. Failing to handle any eventuality is a bug in buildman and
+should be reported. But you can use -T0 to disable threading and hopefully
+figure out the root cause of the build failure.
Build summary
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