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authorFlorian Fainelli <f.fainelli@gmail.com>2023-03-24 00:16:57 +0100
committerAndrew Morton <akpm@linux-foundation.org>2023-04-08 22:45:38 +0200
commitf19c3c2959e465209ade1a7a699e6cbf4359ce78 (patch)
treee3ac6da854f6cd15d1f737fa5723b0fe00fe6951 /scripts/gdb
parentscripts/gdb: bail early if there are no clocks (diff)
downloadlinux-f19c3c2959e465209ade1a7a699e6cbf4359ce78.tar.xz
linux-f19c3c2959e465209ade1a7a699e6cbf4359ce78.zip
scripts/gdb: bail early if there are no generic PD
Avoid generating an exception if there are no generic power domain(s) registered: (gdb) lx-genpd-summary domain status children /device runtime status ---------------------------------------------------------------------- Python Exception <class 'gdb.error'>: No symbol "gpd_list" in current context. Error occurred in Python: No symbol "gpd_list" in current context. (gdb) quit [f.fainelli@gmail.com: correctly invoke gdb_eval_or_none] Link: https://lkml.kernel.org/r/20230327185746.3856407-1-f.fainelli@gmail.com Link: https://lkml.kernel.org/r/20230323231659.3319941-1-f.fainelli@gmail.com Fixes: 8207d4a88e1e ("scripts/gdb: add lx-genpd-summary command") Signed-off-by: Florian Fainelli <f.fainelli@gmail.com> Cc: Jan Kiszka <jan.kiszka@siemens.com> Cc: Kieran Bingham <kbingham@kernel.org> Cc: Leonard Crestez <leonard.crestez@nxp.com> Cc: Stephen Boyd <sboyd@kernel.org> Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Diffstat (limited to 'scripts/gdb')
-rw-r--r--scripts/gdb/linux/genpd.py4
1 files changed, 3 insertions, 1 deletions
diff --git a/scripts/gdb/linux/genpd.py b/scripts/gdb/linux/genpd.py
index 39cd1abd8559..b53649c0a77a 100644
--- a/scripts/gdb/linux/genpd.py
+++ b/scripts/gdb/linux/genpd.py
@@ -5,7 +5,7 @@
import gdb
import sys
-from linux.utils import CachedType
+from linux.utils import CachedType, gdb_eval_or_none
from linux.lists import list_for_each_entry
generic_pm_domain_type = CachedType('struct generic_pm_domain')
@@ -70,6 +70,8 @@ Output is similar to /sys/kernel/debug/pm_genpd/pm_genpd_summary'''
gdb.write(' %-50s %s\n' % (kobj_path, rtpm_status_str(dev)))
def invoke(self, arg, from_tty):
+ if gdb_eval_or_none("&gpd_list") is None:
+ raise gdb.GdbError("No power domain(s) registered")
gdb.write('domain status children\n');
gdb.write(' /device runtime status\n');
gdb.write('----------------------------------------------------------------------\n');