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From: Johannes Berg <>
Cc: Johannes Berg <>
Subject: [PATCH] gentree: add timing info to git debug commit message
Date: Fri, 14 Feb 2020 12:09:47 +0100
Message-ID: <20200214120947.644e437c6838.If8a190b493b67963db290f8b6a69c8907f70d9bf@changeid> (raw)

From: Johannes Berg <>

This is useful to see where we spend most time.

Signed-off-by: Johannes Berg <>
--- | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/ b/
index 3273eedec928..8fdf34c60f7e 100755
--- a/
+++ b/
@@ -4,7 +4,7 @@
 import argparse, sys, os, errno, shutil, re, subprocess
-import tarfile, gzip
+import tarfile, gzip, time
 # find self
 source_dir = os.path.abspath(os.path.dirname(__file__))
@@ -305,12 +305,17 @@ def git_debug_init(args):
     git.commit_all("Copied backport", tree=args.bpid.project_dir)
+prevtime = None
 def git_debug_snapshot(args, name):
     Take a git snapshot for the debugging.
     if not args.gitdebug:
+    global prevtime
+    if prevtime is not None:
+        name += "\n\n(took %.2f seconds)\n" % (time.time() - prevtime)
+    prevtime = time.time()
     git.commit_all(name, tree=args.bpid.project_dir)
 def get_rel_spec_stable(rel):

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