From: Dave Martin <Dave.Martin@arm.com>
Date: Tue, 1 Jul 2025 13:56:07 +0000 (+0100)
Subject: parisc: ptrace: Use USER_REGSET_NOTE_TYPE() to specify regset note names
X-Git-Tag: v6.17-rc1~202^2~11
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=92acdd819b5d7e5052426c631806977fdf98f7e5;p=thirdparty%2Fkernel%2Flinux.git

parisc: 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: James E.J. Bottomley <James.Bottomley@HansenPartnership.com>
Cc: Helge Deller <deller@gmx.de>
Cc: Oleg Nesterov <oleg@redhat.com>
Cc: Kees Cook <kees@kernel.org>
Cc: Akihiko Odaki <akihiko.odaki@daynix.com>
Cc: linux-parisc@vger.kernel.org
Reviewed-by: Akihiko Odaki <odaki@rsg.ci.i.u-tokyo.ac.jp>
Link: https://lore.kernel.org/r/20250701135616.29630-15-Dave.Martin@arm.com
Signed-off-by: Kees Cook <kees@kernel.org>
---

diff --git a/arch/parisc/kernel/ptrace.c b/arch/parisc/kernel/ptrace.c
index ceb45f51d52e9..8a17ab7e6e0b9 100644
--- a/arch/parisc/kernel/ptrace.c
+++ b/arch/parisc/kernel/ptrace.c
@@ -562,12 +562,12 @@ static int gpr_set(struct task_struct *target,
 
 static const struct user_regset native_regsets[] = {
 	[REGSET_GENERAL] = {
-		.core_note_type = NT_PRSTATUS, .n = ELF_NGREG,
+		USER_REGSET_NOTE_TYPE(PRSTATUS), .n = ELF_NGREG,
 		.size = sizeof(long), .align = sizeof(long),
 		.regset_get = gpr_get, .set = gpr_set
 	},
 	[REGSET_FP] = {
-		.core_note_type = NT_PRFPREG, .n = ELF_NFPREG,
+		USER_REGSET_NOTE_TYPE(PRFPREG), .n = ELF_NFPREG,
 		.size = sizeof(__u64), .align = sizeof(__u64),
 		.regset_get = fpr_get, .set = fpr_set
 	}
@@ -629,12 +629,12 @@ static int gpr32_set(struct task_struct *target,
  */
 static const struct user_regset compat_regsets[] = {
 	[REGSET_GENERAL] = {
-		.core_note_type = NT_PRSTATUS, .n = ELF_NGREG,
+		USER_REGSET_NOTE_TYPE(PRSTATUS), .n = ELF_NGREG,
 		.size = sizeof(compat_long_t), .align = sizeof(compat_long_t),
 		.regset_get = gpr32_get, .set = gpr32_set
 	},
 	[REGSET_FP] = {
-		.core_note_type = NT_PRFPREG, .n = ELF_NFPREG,
+		USER_REGSET_NOTE_TYPE(PRFPREG), .n = ELF_NFPREG,
 		.size = sizeof(__u64), .align = sizeof(__u64),
 		.regset_get = fpr_get, .set = fpr_set
 	}