From: Dongxu Sun Date: Fri, 17 Mar 2023 12:49:12 +0000 (+0800) Subject: arm64/signal: Use system_supports_tpidr2() to check TPIDR2 X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=e9d14f3f3fb76c1e89f1648c0a2bc890de58bf11;p=linux.git 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 Reviewed-by: Mark Brown Link: https://lore.kernel.org/r/20230317124915.1263-2-sundongxu3@huawei.com Signed-off-by: Will Deacon --- diff --git a/arch/arm64/kernel/signal.c b/arch/arm64/kernel/signal.c index 06a02707f4882..032e97f8cae0c 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);