Patch Series

Subject mm: speed up ZONE_DEVICE memmap initialization
Author lizhe.67@bytedance.com
Date 2026-06-03 08:01:45 +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 v4 1/8] mm: fix stale ZONE_DEVICE refcount comment [Body]
[PATCH v4 2/8] mm: factor zone-device page init helpers out of __init_zone_device_page [Body]
[PATCH v4 3/8] mm: add a set_page_section_from_pfn() helper [Body]
[PATCH v4 4/8] mm: add a template-based fast path for zone-device page init [Body]
[PATCH v4 5/8] mm: extend the template fast path to zone-device compound tails [Body]
[PATCH v4 6/8] string: introduce memcpy_streaming() helpers [Body]
[PATCH v4 7/8] x86/string: extend memcpy_flushcache() fixed-size fastpaths [Body]
[PATCH v4 8/8] mm: use memcpy_streaming() in zone-device template copies [Body]
Session 2026-06-03
ID (for dev) 55897f49-bc1e-406c-a5e7-9e48d1bdd5c6
Status finished
Triaged OK [Log]
Execution Log [Link]
Test Base Patched Verdict
[KASAN] Build Base 6f3ed7fec72fc8979b2a8c7219c0a9fcfc8d07b5 [Config] passed [Log]
[KASAN] Boot test: Base 6f3ed7fec72fc8979b2a8c7219c0a9fcfc8d07b5 [Config] passed [Log]
[KASAN] Build Patched 6f3ed7fec72fc8979b2a8c7219c0a9fcfc8d07b5 [Config] [patched] passed [Log]
[KASAN] Boot test: Patched 6f3ed7fec72fc8979b2a8c7219c0a9fcfc8d07b5 [Config] [patched] passed [Log]
[KASAN] Fuzz 6f3ed7fec72fc8979b2a8c7219c0a9fcfc8d07b5 [Config] 6f3ed7fec72fc8979b2a8c7219c0a9fcfc8d07b5 [Config] [patched] passed [Log] [Artifacts]