b333c27787
Relevant commits already backported; skipped from this sync: - elf: handle addition overflow in _dl_find_object_update_1 [BZ #32245] (glibc-RHEL-119398.patch) - Avoid uninitialized result in sem_open when file does not exist (glibc-RHEL-119392-1.patch) - Rename new tst-sem17 test to tst-sem18 (glibc-RHEL-119392-2.patch) - nss: Group merge does not react to ERANGE during merge (bug 33361) (glibc-RHEL-114265.patch) - AArch64: Fix instability in AdvSIMD tan (glibc-RHEL-118273-44.patch) RPM-Changelog: - Sync with upstream branch release/2.39/master (RHEL-126766) - Upstream commit: ce65d944e38a20cb70af2a48a4b8aa5d8fabe1cc - posix: Reset wordexp_t fields with WRDE_REUSE (CVE-2025-15281 / BZ 33814) - resolv: Fix NSS DNS backend for getnetbyaddr (CVE-2026-0915) - memalign: reinstate alignment overflow check (CVE-2026-0861) - support: Exit on consistency check failure in resolv_response_add_name - support: Fix FILE * leak in check_for_unshare_hints in test-container - sprof: fix -Wformat warnings on 32-bit hosts - sprof: check pread size and offset for overflow - getaddrinfo.c: Avoid uninitialized pointer access [BZ #32465] - nptl: Optimize trylock for high cache contention workloads (BZ #33704) - ppc64le: Power 10 rawmemchr clobbers v20 (bug #33091) - ppc64le: Restore optimized strncmp for power10 - ppc64le: Restore optimized strcmp for power10 - AArch64: Optimise SVE scalar callbacks - aarch64: fix includes in SME tests - aarch64: fix cfi directives around __libc_arm_za_disable - aarch64: tests for SME - aarch64: clear ZA state of SME before clone and clone3 syscalls - aarch64: define macro for calling __libc_arm_za_disable - aarch64: update tests for SME - aarch64: Disable ZA state of SME in setjmp and sigsetjmp - linux: Also check pkey_get for ENOSYS on tst-pkey (BZ 31996) - aarch64: Do not link conform tests with -Wl,-z,force-bti (bug 33601) - x86: fix wmemset ifunc stray '!' (bug 33542) - x86: Detect Intel Nova Lake Processor - x86: Detect Intel Wildcat Lake Processor Resolves: RHEL-126766 Resolves: RHEL-45143 Resolves: RHEL-45145 Resolves: RHEL-142786 Resolves: RHEL-141852 Resolves: RHEL-141733
42 lines
1.4 KiB
Diff
42 lines
1.4 KiB
Diff
commit 835b1e337904a282125300ec08f09b2b3dd3358e
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Author: Sunil K Pandey <sunil.k.pandey@intel.com>
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Date: Mon Oct 6 18:13:04 2025 -0700
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x86: Detect Intel Wildcat Lake Processor
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Detect Intel Wildcat Lake Processor and tune it similar to Intel Panther
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Lake. https://cdrdv2.intel.com/v1/dl/getContent/671368 Section 1.2.
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Reviewed-by: H.J. Lu <hjl.tools@gmail.com>
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(cherry picked from commit f8dd52901b72805a831d5a4cb7d971e4a3c9970b)
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diff --git a/sysdeps/x86/cpu-features.c b/sysdeps/x86/cpu-features.c
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index 4dc2b60aab65ed8e..c00502328fbcb839 100644
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--- a/sysdeps/x86/cpu-features.c
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+++ b/sysdeps/x86/cpu-features.c
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@@ -546,6 +546,7 @@ enum intel_microarch
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INTEL_BIGCORE_PANTHERLAKE,
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INTEL_BIGCORE_GRANITERAPIDS,
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INTEL_BIGCORE_DIAMONDRAPIDS,
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+ INTEL_BIGCORE_WILDCATLAKE,
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/* Mixed (bigcore + atom SOC). */
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INTEL_MIXED_LAKEFIELD,
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@@ -705,6 +706,8 @@ intel_get_fam6_microarch (unsigned int model,
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return INTEL_BIGCORE_ARROWLAKE;
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case 0xCC:
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return INTEL_BIGCORE_PANTHERLAKE;
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+ case 0xD5:
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+ return INTEL_BIGCORE_WILDCATLAKE;
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case 0xAD:
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case 0xAE:
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return INTEL_BIGCORE_GRANITERAPIDS;
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@@ -937,6 +940,7 @@ disable_tsx:
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case INTEL_BIGCORE_LUNARLAKE:
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case INTEL_BIGCORE_ARROWLAKE:
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case INTEL_BIGCORE_PANTHERLAKE:
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+ case INTEL_BIGCORE_WILDCATLAKE:
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case INTEL_BIGCORE_SAPPHIRERAPIDS:
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case INTEL_BIGCORE_EMERALDRAPIDS:
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case INTEL_BIGCORE_GRANITERAPIDS:
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