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| author | Allan Sandfeld Jensen <allan.jensen@qt.io> | 2020-10-12 14:27:29 +0200 |
|---|---|---|
| committer | Allan Sandfeld Jensen <allan.jensen@qt.io> | 2020-10-13 09:35:20 +0000 |
| commit | c30a6232df03e1efbd9f3b226777b07e087a1122 (patch) | |
| tree | e992f45784689f373bcc38d1b79a239ebe17ee23 /chromium/docs/linux/debugging.md | |
| parent | 7b5b123ac58f58ffde0f4f6e488bcd09aa4decd3 (diff) | |
| download | qtwebengine-chromium-85-based.tar.gz | |
BASELINE: Update Chromium to 85.0.4183.14085-based
Change-Id: Iaa42f4680837c57725b1344f108c0196741f6057
Reviewed-by: Allan Sandfeld Jensen <allan.jensen@qt.io>
Diffstat (limited to 'chromium/docs/linux/debugging.md')
| -rw-r--r-- | chromium/docs/linux/debugging.md | 9 |
1 files changed, 6 insertions, 3 deletions
diff --git a/chromium/docs/linux/debugging.md b/chromium/docs/linux/debugging.md index fd96694d8ca..03b29e3dcb8 100644 --- a/chromium/docs/linux/debugging.md +++ b/chromium/docs/linux/debugging.md @@ -258,9 +258,12 @@ can also step or execute backwards. This works by first recording a trace and then debugging based on that. I recommend installing it by compiling [from source](https://github.com/mozilla/rr/wiki/Building-And-Installing). -Currently you must apply a patch adding -[support for recording the MADV_WIPEONFORK](https://bugs.chromium.org/p/chromium/issues/detail?id=1082304#c6) -syscall as upstream rr triggers an internal assert on this call. +As of May 2020, you must build from source for [`MADV_WIPEONFORK` +support](https://bugs.chromium.org/p/chromium/issues/detail?id=1082304). If you +get the following error, rr is too old: +``` +Expected EINVAL for 'madvise' but got result 0 (errno SUCCESS); unknown madvise(18) +``` Once installed, you can use it like this: ``` |