The patch titled
Subject: scripts/gdb: bail early if there are no clocks
has been added to the -mm mm-nonmm-unstable branch. Its filename is
scripts-gdb-bail-early-if-there-are-no-clocks.patch
This patch will shortly appear at
https://git.kernel.org/pub/scm/linux/kernel/git/akpm/25-new.git/tree/patches/scripts-gdb-bail-early-if-there-are-no-clocks.patch
This patch will later appear in the mm-nonmm-unstable branch at
git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm
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------------------------------------------------------
From: Florian Fainelli <f.fainelli@xxxxxxxxx>
Subject: scripts/gdb: bail early if there are no clocks
Date: Thu, 23 Mar 2023 15:52:45 -0700
Avoid generating an exception if there are no clocks registered:
(gdb) lx-clk-summary
enable prepare protect
clock count count count rate
------------------------------------------------------------------------
Python Exception <class 'gdb.error'>: No symbol "clk_root_list" in
current context.
Error occurred in Python: No symbol "clk_root_list" in current context.
Link: https://lkml.kernel.org/r/20230323225246.3302977-1-f.fainelli@xxxxxxxxx
Fixes: d1e9710b63d8 ("scripts/gdb: initial clk support: lx-clk-summary")
Signed-off-by: Florian Fainelli <f.fainelli@xxxxxxxxx>
Cc: Jan Kiszka <jan.kiszka@xxxxxxxxxxx>
Cc: Kieran Bingham <kbingham@xxxxxxxxxx>
Cc: Leonard Crestez <leonard.crestez@xxxxxxx>
Cc: Stephen Boyd <sboyd@xxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
scripts/gdb/linux/clk.py | 2 ++
1 file changed, 2 insertions(+)
--- a/scripts/gdb/linux/clk.py~scripts-gdb-bail-early-if-there-are-no-clocks
+++ a/scripts/gdb/linux/clk.py
@@ -41,6 +41,8 @@ are cached and potentially out of date""
self.show_subtree(child, level + 1)
def invoke(self, arg, from_tty):
+ if utils.gdb_eval_or_none("clk_root_list") is None:
+ raise gdb.GdbError("No clocks registered")
gdb.write(" enable prepare protect \n")
gdb.write(" clock count count count rate \n")
gdb.write("------------------------------------------------------------------------\n")
_
Patches currently in -mm which might be from f.fainelli@xxxxxxxxx are
mailmap-add-an-entry-for-leonard-crestez.patch
scripts-gdb-bail-early-if-there-are-no-clocks.patch
scripts-gdb-bail-early-if-there-are-no-generic-pd.patch
scripts-gdb-bail-early-if-there-are-no-generic-pd-v2.patch
