On Tue, Mar 25, 2025 at 04:34:28PM +0800, Chao Yu wrote:
> This is a regression testcase to check whether we will handle database
> inode dirty status correctly:
> 1. create a regular file, and write data into the file
> 2. start transaction on the file (via F2FS_IOC_START_ATOMIC_WRITE)
> 3. write transaction data to the file
> 4. rename the file
> 5. commit and end the transaction (via F2FS_IOC_COMMIT_ATOMIC_WRITE)
> 6. drop caches in order to call f2fs_evict_inode()
> It expects kernel panic will gone after we apply commit 03511e936916
> ("f2fs: fix inconsistent dirty state of atomic file").
>
> Cc: Jaegeuk Kim <jaeg...@kernel.org>
> Cc: Daeho Jeong <daehoje...@google.com>
> Cc: Jianan Huang <huangjia...@xiaomi.com>
> Signed-off-by: Chao Yu <c...@kernel.org>
> ---
> v2:
> - fix to unset atomic_write_pid to avoid killing process w/ dummy pid value
This version is good to me, if no more review points from f2fs list, I'll merge
this version.
Reviewed-by: Zorro Lang <zl...@redhat.com>
> tests/f2fs/010 | 69 ++++++++++++++++++++++++++++++++++++++++++++++
> tests/f2fs/010.out | 2 ++
> 2 files changed, 71 insertions(+)
> create mode 100755 tests/f2fs/010
> create mode 100644 tests/f2fs/010.out
>
> diff --git a/tests/f2fs/010 b/tests/f2fs/010
> new file mode 100755
> index 00000000..50e37817
> --- /dev/null
> +++ b/tests/f2fs/010
> @@ -0,0 +1,69 @@
> +#! /bin/bash
> +# SPDX-License-Identifier: GPL-2.0
> +# Copyright (c) 2025 Chao Yu. All Rights Reserved.
> +#
> +# FS QA Test No. f2fs/010
> +#
> +# This is a regression testcase to check whether we will handle database
> +# inode dirty status correctly:
> +# 1. create a regular file, and write data into the file
> +# 2. start transaction on the file (via F2FS_IOC_START_ATOMIC_WRITE)
> +# 3. write transaction data to the file
> +# 4. rename the file
> +# 5. commit and end the transaction (via F2FS_IOC_COMMIT_ATOMIC_WRITE)
> +# 6. drop caches in order to call f2fs_evict_inode()
> +# It expects kernel panic will gone after we apply commit 03511e936916
> +# ("f2fs: fix inconsistent dirty state of atomic file").
> +#
> +. ./common/preamble
> +_begin_fstest auto quick
> +
> +_cleanup()
> +{
> + [ -n "$atomic_write_pid" ] && kill -9 $atomic_write_pid
> + wait
> + cd /
> + rm -r -f $tmp.*
> +}
> +
> +_fixed_by_kernel_commit 03511e936916 \
> + "f2fs: fix inconsistent dirty state of atomic file"
> +
> +_require_scratch
> +_require_command "$F2FS_IO_PROG" f2fs_io
> +
> +_scratch_mkfs >> $seqres.full
> +_scratch_mount >> $seqres.full
> +
> +src_db=$SCRATCH_MNT/src.db
> +dst_db=$SCRATCH_MNT/dst.db
> +
> +# initialize database file
> +$XFS_IO_PROG -c "pwrite 0 4k" -c "fsync" -f $src_db >> $seqres.full
> +
> +# sync filesystem to clear dirty inode
> +sync
> +
> +# start atomic_write on src.db database file and commit transaction after
> 3000ms
> +$F2FS_IO_PROG write 1 0 0 zero atomic_commit $src_db 3000 >> $seqres.full &
> +atomic_write_pid=$!
> +
> +# wait a moment to let atomic write starts
> +sleep 1
> +
> +# it will dirty inode when updating i_pino
> +mv $src_db $dst_db
> +
> +# wait for atomic_write commit completion
> +sleep 4
> +
> +# drop caches in order to call f2fs_evict_inode()
> +echo 3 > /proc/sys/vm/drop_caches
> +
> +wait $atomic_write_pid
> +unset atomic_write_pid
> +
> +echo "Silence is golden"
> +
> +status=0
> +exit
> diff --git a/tests/f2fs/010.out b/tests/f2fs/010.out
> new file mode 100644
> index 00000000..1d83a8d6
> --- /dev/null
> +++ b/tests/f2fs/010.out
> @@ -0,0 +1,2 @@
> +QA output created by 010
> +Silence is golden
> --
> 2.48.1
>
>
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