Re: [PATCH v2] gdb: lx-symbols: store the abspath()

From: Jan Kiszka
Date: Thu Dec 17 2020 - 03:32:53 EST


On 17.12.20 09:17, Johannes Berg wrote:
> From: Johannes Berg <johannes.berg@xxxxxxxxx>
>
> If we store the relative path, the user might later cd to a
> different directory, and that would break the automatic symbol
> resolving that happens when a module is loaded into the target
> kernel. Fix this by storing the abspath() of each path given,
> just like we already do for the cwd (os.getcwd() is absolute.)
>
> Signed-off-by: Johannes Berg <johannes.berg@xxxxxxxxx>
> ---
> v2: break the long line
> ---
> scripts/gdb/linux/symbols.py | 3 ++-
> 1 file changed, 2 insertions(+), 1 deletion(-)
>
> diff --git a/scripts/gdb/linux/symbols.py b/scripts/gdb/linux/symbols.py
> index 1be9763cf8bb..08d264ac328b 100644
> --- a/scripts/gdb/linux/symbols.py
> +++ b/scripts/gdb/linux/symbols.py
> @@ -164,7 +164,8 @@ lx-symbols command."""
> saved_state['breakpoint'].enabled = saved_state['enabled']
>
> def invoke(self, arg, from_tty):
> - self.module_paths = [os.path.expanduser(p) for p in arg.split()]
> + self.module_paths = [os.path.abspath(os.path.expanduser(p))
> + for p in arg.split()]
> self.module_paths.append(os.getcwd())
>
> # enforce update
>

Reviewed-by: Jan Kiszka <jan.kiszka@xxxxxxxxxxx>

Jan

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