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authorJeff Xie <xiehuan09@gmail.com>2023-02-04 10:01:39 +0100
committerAndrew Morton <akpm@linux-foundation.org>2023-02-10 00:56:51 +0100
commitc16a3b11eaa88872d07f135df94dfa3fbcd05d10 (patch)
tree2be17ea9cd0a6c1ba4789beaf3308db18835a839 /scripts/gdb
parentlib: parser: optimize match_NUMBER apis to use local array (diff)
downloadlinux-c16a3b11eaa88872d07f135df94dfa3fbcd05d10.tar.xz
linux-c16a3b11eaa88872d07f135df94dfa3fbcd05d10.zip
scripts/gdb: fix 'lx-current' for x86
When printing the name of the current process, it will report an error: (gdb) p $lx_current().comm Python Exception <class 'gdb.error'> No symbol "current_task" in current context.: Error occurred in Python: No symbol "current_task" in current context. Because e57ef2ed97c1 ("x86: Put hot per CPU variables into a struct") changed it. Link: https://lkml.kernel.org/r/20230204090139.1789264-1-xiehuan09@gmail.com Fixes: e57ef2ed97c1 ("x86: Put hot per CPU variables into a struct") Signed-off-by: Jeff Xie <xiehuan09@gmail.com> Cc: Jan Kiszka <jan.kiszka@siemens.com> Cc: <stable@vger.kernel.org> Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Diffstat (limited to 'scripts/gdb')
-rw-r--r--scripts/gdb/linux/cpus.py2
1 files changed, 1 insertions, 1 deletions
diff --git a/scripts/gdb/linux/cpus.py b/scripts/gdb/linux/cpus.py
index 15fc4626d236..9ee99f9fae8d 100644
--- a/scripts/gdb/linux/cpus.py
+++ b/scripts/gdb/linux/cpus.py
@@ -163,7 +163,7 @@ def get_current_task(cpu):
task_ptr_type = task_type.get_type().pointer()
if utils.is_target_arch("x86"):
- var_ptr = gdb.parse_and_eval("&current_task")
+ var_ptr = gdb.parse_and_eval("&pcpu_hot.current_task")
return per_cpu(var_ptr, cpu).dereference()
elif utils.is_target_arch("aarch64"):
current_task_addr = gdb.parse_and_eval("$SP_EL0")