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authorJian Cai <jiancai@google.com>2020-05-21 11:17:03 -0700
committerJian Cai <jiancai@google.com>2020-05-21 18:31:27 +0000
commit02ca93bfb8c511b7207fdc3be733b985e11fb9b0 (patch)
tree7994bbad87aa56f658cf9d89c0ecd753067e4cb3 /llvm_tools/README.md
parentf36b42944a454bc4fdcdb67baddd0282b3318988 (diff)
downloadtoolchain-utils-02ca93bfb8c511b7207fdc3be733b985e11fb9b0.tar.gz
llvm_tool: update README of cherrypick_cl.py
Update its README now that we made changes to the script. BUG=chromium:1057428 TEST=none. Change-Id: I62e198892bc9fff2a0f930705f9451d46b50b31d Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/third_party/toolchain-utils/+/2212423 Reviewed-by: Manoj Gupta <manojgupta@chromium.org> Tested-by: Jian Cai <jiancai@google.com>
Diffstat (limited to 'llvm_tools/README.md')
-rw-r--r--llvm_tools/README.md14
1 files changed, 8 insertions, 6 deletions
diff --git a/llvm_tools/README.md b/llvm_tools/README.md
index 9ede2eb5..1c1862d8 100644
--- a/llvm_tools/README.md
+++ b/llvm_tools/README.md
@@ -499,18 +499,20 @@ your `$PATH`, you can also use it as `git llvm-rev`.
#### Usage
-This script updates sys-devel/llvm with an LLVM cherrypick of your choosing, and
-copies the cherrypick into sys-devel/llvm/files/cherry.
+This script updates the proper ChromeOS packages with an LLVM cherrypick of your choosing, and
+copies the cherrypick into patch folders of the packages.
Usage:
```
-./cherrypick_cl.py --sha 174c3eb69f19ff2d6a3eeae31d04afe77e62c021
+./cherrypick_cl.py --chroot_path /abs/path/to/chroot --start_sha llvm
+--sha 174c3eb69f19ff2d6a3eeae31d04afe77e62c021 --sha 174c3eb69f19ff2d6a3eeae31d04afe77e62c021
```
-It tries to autodetect a lot of things (e.g., sys-devel/llvm's path, the
-"start"/"end" revisions to set, etc.) For more information, please see the
-`--help`
+It tries to autodetect a lot of things (e.g., packages changed by each sha,
+their ebuild paths, the "start"/"end" revisions to set, etc.) By default the
+script creates a local patch. Use --create_cl option to create a CL instead. For
+more information, please see the `--help`
### `revert_checker.py`