Subject mm: optimize zone-device memmap initialization
Author lizhe.67@bytedance.com
Date 2026-08-10 12:20:50 +0000 UTC
Version
Cc akpm@linux-foundation.org apopple@nvidia.com arnd@arndb.de balbirs@nvidia.com bp@alien8.de dave.hansen@linux.intel.com david@kernel.org kees@kernel.org linux-arch@vger.kernel.org linux-hardening@vger.kernel.org linux-kernel@vger.kernel.org linux-mm@kvack.org lizhe.67@bytedance.com mingo@redhat.com muchun.song@linux.dev rppt@kernel.org tglx@kernel.org x86@kernel.org
Patches (8)
Name Content [All]
[PATCH v10 1/8] mm: fix stale ZONE_DEVICE refcount comment [Body]
[PATCH v10 2/8] mm: factor zone-device page init helpers out of __init_zone_device_page [Body]
[PATCH v10 3/8] mm: add a set_page_section_from_pfn() helper [Body]
[PATCH v10 4/8] mm: add a template-based fast path for zone-device page init [Body]
[PATCH v10 5/8] mm: extend the template fast path to zone-device compound tails [Body]
[PATCH v10 6/8] string: introduce memcpy_nontemporal() [Body]
[PATCH v10 7/8] mm: use memcpy_nontemporal() in zone-device template copies [Body]
[PATCH v10 8/8] x86/string: extend memcpy_flushcache() fixed-size fastpaths [Body]
Series Summary
Passed
✓ All tests passed. No findings.
Sessions
Session 2026-08-10
Passed
ID (for dev) a7cf0925-45ec-4aac-885d-499d6d843b3d
Status finished
Triaged OK [Log] [Trajectory]
Execution Log [Link]
Test Base Patched Verdict
[KASAN] Build Base dc59e4fea9d83f03bad6bddf3fa2e52491777482 [Config] passed [Log]
[KASAN] Boot test: Base dc59e4fea9d83f03bad6bddf3fa2e52491777482 [Config] passed [Log]
[KASAN] Build Patched dc59e4fea9d83f03bad6bddf3fa2e52491777482 [Config] [patched] passed [Log]
[KASAN] Boot test: Patched dc59e4fea9d83f03bad6bddf3fa2e52491777482 [Config] [patched] passed [Log]
[KASAN] Fuzz dc59e4fea9d83f03bad6bddf3fa2e52491777482 [Config] dc59e4fea9d83f03bad6bddf3fa2e52491777482 [Config] [patched] passed [Log] [Artifacts]