Subject ext4: allow more DIO writes under shared i_rwsem
Author libaokun@linux.alibaba.com
Date 2026-06-18 12:57:28 +0000 UTC
Version
Cc adilger.kernel@dilger.ca jack@suse.cz libaokun@linux.alibaba.com linux-ext4@vger.kernel.org ojaswin@linux.ibm.com peng_wang@linux.alibaba.com ritesh.list@gmail.com sashiko-bot@kernel.org tytso@mit.edu yi.zhang@huawei.com
Patches (8)
Name Content [All]
[PATCH v2 1/8] ext4: prevent sleeping allocation in NOWAIT write path [Body]
[PATCH v2 2/8] ext4: drain in-flight DIO before buffered write fallback [Body]
[PATCH v2 3/8] ext4: skip overwrite check for aligned non-extending DIO writes [Body]
[PATCH v2 4/8] ext4: base unaligned DIO lock decision on partial block zeroing [Body]
[PATCH v2 5/8] ext4: use kiocb_modified instead of file_modified in DIO/DAX write path [Body]
[PATCH v2 6/8] ext4: return -EAGAIN from ext4_map_blocks() in NOWAIT cache miss [Body]
[PATCH v2 7/8] ext4: handle IOMAP_NOWAIT in ext4_iomap_begin() with cache-only lookup [Body]
[PATCH v2 8/8] ext4: handle IOCB_NOWAIT in ext4_dio_needs_zeroing() with cache-only lookup [Body]
Series Summary
Passed
✓ All tests passed. No findings.
Sessions
Session 2026-06-18
Passed
ID (for dev) 3cd66616-4507-4b76-8cdc-8e55be27d9a7
Status finished
Triaged OK [Log]
Execution Log [Link]
Test Base Patched Verdict
[KASAN] Build Base e771677c937da5808f7b6c1f0e4a97ec1a84f8a8 [Config] passed [Log]
[KASAN] Boot test: Base e771677c937da5808f7b6c1f0e4a97ec1a84f8a8 [Config] passed [Log]
[KASAN] Build Patched e771677c937da5808f7b6c1f0e4a97ec1a84f8a8 [Config] [patched] passed [Log]
[KASAN] Boot test: Patched e771677c937da5808f7b6c1f0e4a97ec1a84f8a8 [Config] [patched] passed [Log]
[KASAN] Fuzz e771677c937da5808f7b6c1f0e4a97ec1a84f8a8 [Config] e771677c937da5808f7b6c1f0e4a97ec1a84f8a8 [Config] [patched] passed [Log] [Artifacts]