The patch titled Subject: scripts/gdb: fix 'lx-current' for x86 has been added to the -mm mm-hotfixes-unstable branch. Its filename is scripts-gdb-fix-lx-current-for-x86.patch
This patch will shortly appear at https://git.kernel.org/pub/scm/linux/kernel/git/akpm/25-new.git/tree/patches...
This patch will later appear in the mm-hotfixes-unstable branch at git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm
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------------------------------------------------------ From: Jeff Xie xiehuan09@gmail.com Subject: scripts/gdb: fix 'lx-current' for x86 Date: Sat, 4 Feb 2023 17:01:39 +0800
When printing the name of the current process, it will report an error: (gdb) p $lx_current().comm Python Exception <class 'gdb.error'> No symbol "current_task" in current context.: Error occurred in Python: No symbol "current_task" in current context.
Because e57ef2ed97c1 ("x86: Put hot per CPU variables into a struct") changed it.
Link: https://lkml.kernel.org/r/20230204090139.1789264-1-xiehuan09@gmail.com Fixes: e57ef2ed97c1 ("x86: Put hot per CPU variables into a struct") Signed-off-by: Jeff Xie xiehuan09@gmail.com Cc: Jan Kiszka jan.kiszka@siemens.com Cc: stable@vger.kernel.org Signed-off-by: Andrew Morton akpm@linux-foundation.org ---
scripts/gdb/linux/cpus.py | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
--- a/scripts/gdb/linux/cpus.py~scripts-gdb-fix-lx-current-for-x86 +++ a/scripts/gdb/linux/cpus.py @@ -163,7 +163,7 @@ def get_current_task(cpu): task_ptr_type = task_type.get_type().pointer()
if utils.is_target_arch("x86"): - var_ptr = gdb.parse_and_eval("¤t_task") + var_ptr = gdb.parse_and_eval("&pcpu_hot.current_task") return per_cpu(var_ptr, cpu).dereference() elif utils.is_target_arch("aarch64"): current_task_addr = gdb.parse_and_eval("$SP_EL0") _
Patches currently in -mm which might be from xiehuan09@gmail.com are
scripts-gdb-fix-lx-current-for-x86.patch