Date: Mon, 19 Feb 2024 16:45:01 GMT From: Andrew Turner <andrew@FreeBSD.org> To: src-committers@FreeBSD.org, dev-commits-src-all@FreeBSD.org, dev-commits-src-branches@FreeBSD.org Subject: git: 15ef78831eb0 - stable/14 - arm64: Export HWCAP_CPUID Message-ID: <202402191645.41JGj1WO094865@gitrepo.freebsd.org>
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The branch stable/14 has been updated by andrew: URL: https://cgit.FreeBSD.org/src/commit/?id=15ef78831eb01a0e42317f7b6f03a227fae89e9d commit 15ef78831eb01a0e42317f7b6f03a227fae89e9d Author: Andrew Turner <andrew@FreeBSD.org> AuthorDate: 2023-09-22 16:20:17 +0000 Commit: Andrew Turner <andrew@FreeBSD.org> CommitDate: 2024-02-19 13:08:35 +0000 arm64: Export HWCAP_CPUID We have export the CPUID registers since 2018 but never set the HWCAP_CPUID flag to tell userspace it could use them. Fix this by setting it. Sponsored by: Arm Ltd (cherry picked from commit d61f9bfb0e5c119c97a559f187b1e9c73077307b) --- sys/arm64/arm64/identcpu.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/sys/arm64/arm64/identcpu.c b/sys/arm64/arm64/identcpu.c index 1e9ff32754f0..4202cbe7878f 100644 --- a/sys/arm64/arm64/identcpu.c +++ b/sys/arm64/arm64/identcpu.c @@ -2203,6 +2203,8 @@ identify_cpu_sysinit(void *dummy __unused) /* Find the values to export to userspace as AT_HWCAP and AT_HWCAP2 */ parse_cpu_features(); + /* We export the CPUID registers */ + elf_hwcap |= HWCAP_CPUID; #ifdef COMPAT_FREEBSD32 /* Set the default caps and any that need to check multiple fields */
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