Message ID | 20210329092054.5278-1-yangx.jy@fujitsu.com (mailing list archive) |
---|---|
State | New, archived |
Headers | show |
Series | [v2,1/2] generic/608: Remove drop cache and umount & mount cycle | expand |
On Mon, Mar 29, 2021 at 05:20:53PM +0800, Xiao Yang wrote: > Since commit e7bed0b5bc4b, toggling FS_XFLAG_DAX on an existing file can make > S_DAX on the file change immediately when all applications close the file. > As a result, we don't need the redundant drop cache and umount & mount cycle. > > Signed-off-by: Xiaoli Feng <xifeng@redhat.com> > Signed-off-by: Xiao Yang <yangx.jy@fujitsu.com> LGTM Reviewed-by: Ira Weiny <ira.weiny@intel.com> > --- > tests/generic/608 | 41 ++++++++++++++++++----------------------- > 1 file changed, 18 insertions(+), 23 deletions(-) > > diff --git a/tests/generic/608 b/tests/generic/608 > index 861bbff5..d81a2488 100755 > --- a/tests/generic/608 > +++ b/tests/generic/608 > @@ -3,10 +3,10 @@ > # Copyright (c) 2020 Fujitsu. All Rights Reserved. > # > # FS QA Test 608 > -# Change FS_XFLAG_DAX on an existing file and check if S_DAX on > -# the file can take effect immediately by the following steps: > -# 1) Stop all applications which are using the file. > -# 2) Do drop_caches or umount & mount cycle. > +# Toggling FS_XFLAG_DAX on an existing file can make S_DAX on the > +# file change immediately when all applications close the file. > +# It's a regression test for: > +# 'commit e7bed0b5bc4b ("fs: Kill DCACHE_DONTCACHE dentry even if DCACHE_REFERENCED is set")' > > seq=`basename $0` > seqres=$RESULT_DIR/$seq > @@ -36,7 +36,7 @@ _require_dax_iflag > _require_xfs_io_command "lsattr" "-v" > _require_xfs_io_command "statx" "-r" > > -test_drop_caches() > +test_enable_dax() > { > local t_file=$SCRATCH_MNT/testfile > > @@ -49,24 +49,19 @@ test_drop_caches() > > $XFS_IO_PROG -c 'chattr +x' $t_file > _check_xflag $t_file 1 > - _check_s_dax $t_file 0 > - > - # One application is using test file and check if S_DAX on > - # the file doesn't take effect immediately by drop_caches > - echo 2 > /proc/sys/vm/drop_caches > + # One application is using test file and S_DAX > + # on the file is not changed immediately > _check_s_dax $t_file 0 > > exec 3<&- > > - # No application is using test file and check if S_DAX on > - # the file takes effect immediately by drop_caches > - echo 2 > /proc/sys/vm/drop_caches > + # No application is using test file and S_DAX > + # on the file is changed immediately > _check_s_dax $t_file 1 > } > > -test_cycle_mount() > +test_disable_dax() > { > - local option=$1 > local t_dir=$SCRATCH_MNT/testdir > local t_file=$t_dir/testfile > > @@ -81,29 +76,29 @@ test_cycle_mount() > > $XFS_IO_PROG -c 'chattr -x' $t_file > _check_xflag $t_file 0 > + # One application is using test file and S_DAX > + # on the file is not changed immediately > _check_s_dax $t_file 1 > > exec 3<&- > > - # No application is using test file and check if S_DAX on > - # the file takes effect immediately by umount & mount > - _scratch_cycle_mount "$option" > + # No application is using test file and S_DAX > + # on the file is changed immediately > _check_s_dax $t_file 0 > } > > do_tests() > { > local mount_option=$1 > - local cycle_mount_option=$2 > > _scratch_mount "$mount_option" > > # Make sure the root dir doesn't have FS_XFLAG_DAX set before we start. > $XFS_IO_PROG -c "chattr -x" $SCRATCH_MNT &>> $seqres.full > > - test_drop_caches > - > - test_cycle_mount "$cycle_mount_option" > + # Do test for commit e7bed0b5bc4b > + test_enable_dax > + test_disable_dax > > _scratch_unmount > } > @@ -111,7 +106,7 @@ do_tests() > _scratch_mkfs >> $seqres.full 2>&1 > > # Mount with dax option > -do_tests "-o dax=inode" "dax=inode" > +do_tests "-o dax=inode" > > # Mount without dax option > export MOUNT_OPTIONS="" > -- > 2.21.0 > > >
Hi All, Sorry for the wrong commit ids on the v2 patchset. I will correct them on v3 patchset soon. Best Regards, Xiao Yang On 2021/3/29 17:20, Xiao Yang wrote: > Since commit e7bed0b5bc4b, toggling FS_XFLAG_DAX on an existing file can make > S_DAX on the file change immediately when all applications close the file. > As a result, we don't need the redundant drop cache and umount & mount cycle. > > Signed-off-by: Xiaoli Feng <xifeng@redhat.com> > Signed-off-by: Xiao Yang <yangx.jy@fujitsu.com> > --- > tests/generic/608 | 41 ++++++++++++++++++----------------------- > 1 file changed, 18 insertions(+), 23 deletions(-) > > diff --git a/tests/generic/608 b/tests/generic/608 > index 861bbff5..d81a2488 100755 > --- a/tests/generic/608 > +++ b/tests/generic/608 > @@ -3,10 +3,10 @@ > # Copyright (c) 2020 Fujitsu. All Rights Reserved. > # > # FS QA Test 608 > -# Change FS_XFLAG_DAX on an existing file and check if S_DAX on > -# the file can take effect immediately by the following steps: > -# 1) Stop all applications which are using the file. > -# 2) Do drop_caches or umount & mount cycle. > +# Toggling FS_XFLAG_DAX on an existing file can make S_DAX on the > +# file change immediately when all applications close the file. > +# It's a regression test for: > +# 'commit e7bed0b5bc4b ("fs: Kill DCACHE_DONTCACHE dentry even if DCACHE_REFERENCED is set")' > > seq=`basename $0` > seqres=$RESULT_DIR/$seq > @@ -36,7 +36,7 @@ _require_dax_iflag > _require_xfs_io_command "lsattr" "-v" > _require_xfs_io_command "statx" "-r" > > -test_drop_caches() > +test_enable_dax() > { > local t_file=$SCRATCH_MNT/testfile > > @@ -49,24 +49,19 @@ test_drop_caches() > > $XFS_IO_PROG -c 'chattr +x' $t_file > _check_xflag $t_file 1 > - _check_s_dax $t_file 0 > - > - # One application is using test file and check if S_DAX on > - # the file doesn't take effect immediately by drop_caches > - echo 2 > /proc/sys/vm/drop_caches > + # One application is using test file and S_DAX > + # on the file is not changed immediately > _check_s_dax $t_file 0 > > exec 3<&- > > - # No application is using test file and check if S_DAX on > - # the file takes effect immediately by drop_caches > - echo 2 > /proc/sys/vm/drop_caches > + # No application is using test file and S_DAX > + # on the file is changed immediately > _check_s_dax $t_file 1 > } > > -test_cycle_mount() > +test_disable_dax() > { > - local option=$1 > local t_dir=$SCRATCH_MNT/testdir > local t_file=$t_dir/testfile > > @@ -81,29 +76,29 @@ test_cycle_mount() > > $XFS_IO_PROG -c 'chattr -x' $t_file > _check_xflag $t_file 0 > + # One application is using test file and S_DAX > + # on the file is not changed immediately > _check_s_dax $t_file 1 > > exec 3<&- > > - # No application is using test file and check if S_DAX on > - # the file takes effect immediately by umount & mount > - _scratch_cycle_mount "$option" > + # No application is using test file and S_DAX > + # on the file is changed immediately > _check_s_dax $t_file 0 > } > > do_tests() > { > local mount_option=$1 > - local cycle_mount_option=$2 > > _scratch_mount "$mount_option" > > # Make sure the root dir doesn't have FS_XFLAG_DAX set before we start. > $XFS_IO_PROG -c "chattr -x" $SCRATCH_MNT &>> $seqres.full > > - test_drop_caches > - > - test_cycle_mount "$cycle_mount_option" > + # Do test for commit e7bed0b5bc4b > + test_enable_dax > + test_disable_dax > > _scratch_unmount > } > @@ -111,7 +106,7 @@ do_tests() > _scratch_mkfs >> $seqres.full 2>&1 > > # Mount with dax option > -do_tests "-o dax=inode" "dax=inode" > +do_tests "-o dax=inode" > > # Mount without dax option > export MOUNT_OPTIONS=""
diff --git a/tests/generic/608 b/tests/generic/608 index 861bbff5..d81a2488 100755 --- a/tests/generic/608 +++ b/tests/generic/608 @@ -3,10 +3,10 @@ # Copyright (c) 2020 Fujitsu. All Rights Reserved. # # FS QA Test 608 -# Change FS_XFLAG_DAX on an existing file and check if S_DAX on -# the file can take effect immediately by the following steps: -# 1) Stop all applications which are using the file. -# 2) Do drop_caches or umount & mount cycle. +# Toggling FS_XFLAG_DAX on an existing file can make S_DAX on the +# file change immediately when all applications close the file. +# It's a regression test for: +# 'commit e7bed0b5bc4b ("fs: Kill DCACHE_DONTCACHE dentry even if DCACHE_REFERENCED is set")' seq=`basename $0` seqres=$RESULT_DIR/$seq @@ -36,7 +36,7 @@ _require_dax_iflag _require_xfs_io_command "lsattr" "-v" _require_xfs_io_command "statx" "-r" -test_drop_caches() +test_enable_dax() { local t_file=$SCRATCH_MNT/testfile @@ -49,24 +49,19 @@ test_drop_caches() $XFS_IO_PROG -c 'chattr +x' $t_file _check_xflag $t_file 1 - _check_s_dax $t_file 0 - - # One application is using test file and check if S_DAX on - # the file doesn't take effect immediately by drop_caches - echo 2 > /proc/sys/vm/drop_caches + # One application is using test file and S_DAX + # on the file is not changed immediately _check_s_dax $t_file 0 exec 3<&- - # No application is using test file and check if S_DAX on - # the file takes effect immediately by drop_caches - echo 2 > /proc/sys/vm/drop_caches + # No application is using test file and S_DAX + # on the file is changed immediately _check_s_dax $t_file 1 } -test_cycle_mount() +test_disable_dax() { - local option=$1 local t_dir=$SCRATCH_MNT/testdir local t_file=$t_dir/testfile @@ -81,29 +76,29 @@ test_cycle_mount() $XFS_IO_PROG -c 'chattr -x' $t_file _check_xflag $t_file 0 + # One application is using test file and S_DAX + # on the file is not changed immediately _check_s_dax $t_file 1 exec 3<&- - # No application is using test file and check if S_DAX on - # the file takes effect immediately by umount & mount - _scratch_cycle_mount "$option" + # No application is using test file and S_DAX + # on the file is changed immediately _check_s_dax $t_file 0 } do_tests() { local mount_option=$1 - local cycle_mount_option=$2 _scratch_mount "$mount_option" # Make sure the root dir doesn't have FS_XFLAG_DAX set before we start. $XFS_IO_PROG -c "chattr -x" $SCRATCH_MNT &>> $seqres.full - test_drop_caches - - test_cycle_mount "$cycle_mount_option" + # Do test for commit e7bed0b5bc4b + test_enable_dax + test_disable_dax _scratch_unmount } @@ -111,7 +106,7 @@ do_tests() _scratch_mkfs >> $seqres.full 2>&1 # Mount with dax option -do_tests "-o dax=inode" "dax=inode" +do_tests "-o dax=inode" # Mount without dax option export MOUNT_OPTIONS=""