diff options
| author | Dongxu Sun <sundongxu3@huawei.com> | 2023-03-17 20:49:12 +0800 |
|---|---|---|
| committer | Will Deacon <will@kernel.org> | 2023-04-12 09:41:48 +0100 |
| commit | e9d14f3f3fb76c1e89f1648c0a2bc890de58bf11 (patch) | |
| tree | 31cb8ee63d36e2f2ec4b5b74336d2c9e47b440f5 /arch/arm64/kernel/signal.c | |
| parent | 73e68984cf18ca00fd66e6cb53b3bc06492aafa4 (diff) | |
arm64/signal: Use system_supports_tpidr2() to check TPIDR2
Since commit a9d6915859501("arm64/sme: Implement support
for TPIDR2"), We introduced system_supports_tpidr2() for
TPIDR2 handling. Let's use the specific check instead.
No functional changes.
Signed-off-by: Dongxu Sun <sundongxu3@huawei.com>
Reviewed-by: Mark Brown <broonie@kernel.org>
Link: https://lore.kernel.org/r/20230317124915.1263-2-sundongxu3@huawei.com
Signed-off-by: Will Deacon <will@kernel.org>
Diffstat (limited to 'arch/arm64/kernel/signal.c')
| -rw-r--r-- | arch/arm64/kernel/signal.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/arch/arm64/kernel/signal.c b/arch/arm64/kernel/signal.c index 06a02707f488..032e97f8cae0 100644 --- a/arch/arm64/kernel/signal.c +++ b/arch/arm64/kernel/signal.c @@ -651,7 +651,7 @@ static int parse_user_sigframe(struct user_ctxs *user, break; case TPIDR2_MAGIC: - if (!system_supports_sme()) + if (!system_supports_tpidr2()) goto invalid; if (user->tpidr2) @@ -802,7 +802,7 @@ static int restore_sigframe(struct pt_regs *regs, err = restore_fpsimd_context(&user); } - if (err == 0 && system_supports_sme() && user.tpidr2) + if (err == 0 && system_supports_tpidr2() && user.tpidr2) err = restore_tpidr2_context(&user); if (err == 0 && system_supports_sme() && user.za) @@ -974,7 +974,7 @@ static int setup_sigframe(struct rt_sigframe_user_layout *user, } /* TPIDR2 if supported */ - if (system_supports_sme() && err == 0) { + if (system_supports_tpidr2() && err == 0) { struct tpidr2_context __user *tpidr2_ctx = apply_user_offset(user, user->tpidr2_offset); err |= preserve_tpidr2_context(tpidr2_ctx); |