dlan17/linux
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

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

Browse Source 
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: Huacai Chen <chenhuacai@kernel.org>
Cc: WANG Xuerui <kernel@xen0n.name>
Cc: Oleg Nesterov <oleg@redhat.com>
Cc: Kees Cook <kees@kernel.org>
Cc: Akihiko Odaki <akihiko.odaki@daynix.com>
Cc: loongarch@lists.linux.dev
Reviewed-by: Akihiko Odaki <odaki@rsg.ci.i.u-tokyo.ac.jp>
Link: https://lore.kernel.org/r/20250701135616.29630-10-Dave.Martin@arm.com
Signed-off-by: Kees Cook <kees@kernel.org>
This commit is contained in:
Dave Martin
2025-07-14 22:27:47 -07:00
committed by Kees Cook
parent 55821111b1
commit 1260e3b135
1 changed files with 8 additions and 8 deletions
Download Patch File Download Diff File Expand all files Collapse all files
arch/loongarch/kernel/ptrace.c
+8 -8
View File
@@ -864,7 +864,7 @@ enum loongarch_regset {
static const struct user_regset loongarch64_regsets[] = {
[REGSET_GPR] = {
.core_note_type = NT_PRSTATUS,
USER_REGSET_NOTE_TYPE(PRSTATUS),
.n = ELF_NGREG,
.size = sizeof(elf_greg_t),
.align = sizeof(elf_greg_t),
@@ -872,7 +872,7 @@ static const struct user_regset loongarch64_regsets[] = {
.set = gpr_set,
},
[REGSET_FPR] = {
.core_note_type = NT_PRFPREG,
USER_REGSET_NOTE_TYPE(PRFPREG),
.n = ELF_NFPREG,
.size = sizeof(elf_fpreg_t),
.align = sizeof(elf_fpreg_t),
@@ -880,7 +880,7 @@ static const struct user_regset loongarch64_regsets[] = {
.set = fpr_set,
},
[REGSET_CPUCFG] = {
.core_note_type = NT_LOONGARCH_CPUCFG,
USER_REGSET_NOTE_TYPE(LOONGARCH_CPUCFG),
.n = 64,
.size = sizeof(u32),
.align = sizeof(u32),
@@ -889,7 +889,7 @@ static const struct user_regset loongarch64_regsets[] = {
},
#ifdef CONFIG_CPU_HAS_LSX
[REGSET_LSX] = {
.core_note_type = NT_LOONGARCH_LSX,
USER_REGSET_NOTE_TYPE(LOONGARCH_LSX),
.n = NUM_FPU_REGS,
.size = 16,
.align = 16,
@@ -899,7 +899,7 @@ static const struct user_regset loongarch64_regsets[] = {
#endif
#ifdef CONFIG_CPU_HAS_LASX
[REGSET_LASX] = {
.core_note_type = NT_LOONGARCH_LASX,
USER_REGSET_NOTE_TYPE(LOONGARCH_LASX),
.n = NUM_FPU_REGS,
.size = 32,
.align = 32,
@@ -909,7 +909,7 @@ static const struct user_regset loongarch64_regsets[] = {
#endif
#ifdef CONFIG_CPU_HAS_LBT
[REGSET_LBT] = {
.core_note_type = NT_LOONGARCH_LBT,
USER_REGSET_NOTE_TYPE(LOONGARCH_LBT),
.n = 5,
.size = sizeof(u64),
.align = sizeof(u64),
@@ -919,7 +919,7 @@ static const struct user_regset loongarch64_regsets[] = {
#endif
#ifdef CONFIG_HAVE_HW_BREAKPOINT
[REGSET_HW_BREAK] = {
.core_note_type = NT_LOONGARCH_HW_BREAK,
USER_REGSET_NOTE_TYPE(LOONGARCH_HW_BREAK),
.n = sizeof(struct user_watch_state_v2) / sizeof(u32),
.size = sizeof(u32),
.align = sizeof(u32),
@@ -927,7 +927,7 @@ static const struct user_regset loongarch64_regsets[] = {
.set = hw_break_set,
},
[REGSET_HW_WATCH] = {
.core_note_type = NT_LOONGARCH_HW_WATCH,
USER_REGSET_NOTE_TYPE(LOONGARCH_HW_WATCH),
.n = sizeof(struct user_watch_state_v2) / sizeof(u32),
.size = sizeof(u32),
.align = sizeof(u32),