From: Dave Martin <Dave.Martin@arm.com>
Date: Tue, 1 Jul 2025 13:56:15 +0000 (+0100)
Subject: xtensa: ptrace: Use USER_REGSET_NOTE_TYPE() to specify regset note names
X-Git-Tag: block-6.17-20250808~39^2~3
X-Git-Url: https://git.kernel.dk/?a=commitdiff_plain;h=cb32fb722f4be5f5761ff1bf2fcde41de49cf1ef;p=linux-block.git

xtensa: ptrace: Use USER_REGSET_NOTE_TYPE() to specify regset note names

Instead of having the core code guess the note name for each regset,
use USER_REGSET_NOTE_TYPE() to pick the correct name from elf.h.

Signed-off-by: Dave Martin <Dave.Martin@arm.com>
Cc: Chris Zankel <chris@zankel.net>
Cc: Max Filippov <jcmvbkbc@gmail.com>
Cc: Oleg Nesterov <oleg@redhat.com>
Cc: Kees Cook <kees@kernel.org>
Cc: Akihiko Odaki <akihiko.odaki@daynix.com>
Reviewed-by: Akihiko Odaki <odaki@rsg.ci.i.u-tokyo.ac.jp>
Link: https://lore.kernel.org/r/20250701135616.29630-23-Dave.Martin@arm.com
Signed-off-by: Kees Cook <kees@kernel.org>
---

diff --git a/arch/xtensa/kernel/ptrace.c b/arch/xtensa/kernel/ptrace.c
index 9056cd1a8302..ff0600a0584c 100644
--- a/arch/xtensa/kernel/ptrace.c
+++ b/arch/xtensa/kernel/ptrace.c
@@ -193,7 +193,7 @@ enum xtensa_regset {
 
 static const struct user_regset xtensa_regsets[] = {
 	[REGSET_GPR] = {
-		.core_note_type = NT_PRSTATUS,
+		USER_REGSET_NOTE_TYPE(PRSTATUS),
 		.n = sizeof(struct user_pt_regs) / sizeof(u32),
 		.size = sizeof(u32),
 		.align = sizeof(u32),
@@ -201,7 +201,7 @@ static const struct user_regset xtensa_regsets[] = {
 		.set = gpr_set,
 	},
 	[REGSET_TIE] = {
-		.core_note_type = NT_PRFPREG,
+		USER_REGSET_NOTE_TYPE(PRFPREG),
 		.n = sizeof(elf_xtregs_t) / sizeof(u32),
 		.size = sizeof(u32),
 		.align = sizeof(u32),