Patch Series

Subject mm: speed up ZONE_DEVICE memmap initialization
Author lizhe.67@bytedance.com
Date 2026-05-27 03:36:29 +0000 UTC
Version
Cc akpm@linux-foundation.org apopple@nvidia.com arnd@arndb.de 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 rppt@kernel.org tglx@kernel.org x86@kernel.org

Patches (8)

Name Content [All]
[PATCH v3 1/8] mm: fix stale ZONE_DEVICE refcount comment [Body]
[PATCH v3 2/8] mm: factor zone-device page init helpers out of __init_zone_device_page [Body]
[PATCH v3 3/8] mm: add a set_page_section_from_pfn() helper [Body]
[PATCH v3 4/8] mm: add a template-based fast path for zone-device page init [Body]
[PATCH v3 5/8] mm: extend the template fast path to zone-device compound tails [Body]
[PATCH v3 6/8] string: introduce memcpy_streaming() helpers [Body]
[PATCH v3 7/8] x86/string: extend memcpy_flushcache() fixed-size fastpaths [Body]
[PATCH v3 8/8] mm: use memcpy_streaming() in zone-device template copies [Body]
Session 2026-05-27
ID (for dev) a78bfc55-3a0c-4f39-84e4-bb368bdee314
Status finished
Triaged OK [Log]
Execution Log [Link]
Test Base Patched Verdict
[KASAN] Build Base e8c2f9fdadee7cbc75134dc463c1e0d856d6e5c7 [Config] passed [Log]
[KASAN] Boot test: Base e8c2f9fdadee7cbc75134dc463c1e0d856d6e5c7 [Config] passed [Log]
[KASAN] Build Patched e8c2f9fdadee7cbc75134dc463c1e0d856d6e5c7 [Config] [patched] passed [Log]
[KASAN] Boot test: Patched e8c2f9fdadee7cbc75134dc463c1e0d856d6e5c7 [Config] [patched] passed [Log]
[KASAN] Fuzz e8c2f9fdadee7cbc75134dc463c1e0d856d6e5c7 [Config] e8c2f9fdadee7cbc75134dc463c1e0d856d6e5c7 [Config] [patched] passed [Log] [Artifacts]