hulk inclusion category: perf bugzilla: https://gitee.com/openeuler/kernel/issues/IA4DAW CVE: NA
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Fixes: 6fac6d0e975afe1dec ("ext4: Optimize endio process for DIO overwrites") Signed-off-by: Zhihao Cheng chengzhihao@huaweicloud.com --- fs/iomap/direct-io.c | 5 +++++ 1 file changed, 5 insertions(+)
diff --git a/fs/iomap/direct-io.c b/fs/iomap/direct-io.c index 892a4f8109e5..f6b3311fcc3e 100644 --- a/fs/iomap/direct-io.c +++ b/fs/iomap/direct-io.c @@ -177,6 +177,11 @@ static void iomap_dio_bio_end_io(struct bio *bio) goto release_bio; }
+ if ((dio->flags & IOMAP_DIO_INLINE_COMP) && dio->size && + (dio->flags & IOMAP_DIO_WRITE) && + file_inode(iocb->ki_filp)->i_mapping->nrpages) + dio->flags &= ~IOMAP_DIO_INLINE_COMP; + /* * Flagged with IOMAP_DIO_INLINE_COMP, we can complete it inline */