Subject mm: optimize zone-device memmap initialization
Author lizhe.67@bytedance.com
Date 2026-07-27 12:34:21 +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 (9)
Name Content [All]
[PATCH v8 1/9] mm: fix stale ZONE_DEVICE refcount comment [Body]
[PATCH v8 2/9] mm: factor zone-device page init helpers out of __init_zone_device_page [Body]
[PATCH v8 3/9] mm: add a set_page_section_from_pfn() helper [Body]
[PATCH v8 4/9] mm: add a template-based fast path for zone-device page init [Body]
[PATCH v8 5/9] mm: extend the template fast path to zone-device compound tails [Body]
[PATCH v8 6/9] string: introduce memcpy_nontemporal() [Body]
[PATCH v8 7/9] x86/string: extend memcpy_flushcache() fixed-size fastpaths [Body]
[PATCH v8 8/9] mm: use memcpy_nontemporal() in zone-device template copies [Body]
[PATCH v8 9/9] mm: always use the zone-device template init path [Body]
Series Summary
in progress
Status: in progress
Sessions
Session 2026-07-27
in progress
ID (for dev) 36b629cb-5a78-4da7-9815-c2891c810f02
Status in progress
Triaged OK [Log] [Trajectory]
Execution Log [Link]
Test Base Patched Verdict
[KASAN] Build Base 9c66085e6dcfb44b70970aa4e323003fc7f2b738 [Config] passed [Log]
[KASAN] Boot test: Base 9c66085e6dcfb44b70970aa4e323003fc7f2b738 [Config] passed [Log]
[KASAN] Build Patched 9c66085e6dcfb44b70970aa4e323003fc7f2b738 [Config] [patched] passed [Log]
[KASAN] Boot test: Patched 9c66085e6dcfb44b70970aa4e323003fc7f2b738 [Config] [patched] passed [Log]
[KASAN] Fuzz 9c66085e6dcfb44b70970aa4e323003fc7f2b738 [Config] 9c66085e6dcfb44b70970aa4e323003fc7f2b738 [Config] [patched] running [Log] [Artifacts]