Message ID | 166613313870.868141.4913572781093963547.stgit@magnolia (mailing list archive) |
---|---|
State | Superseded, archived |
Headers | show |
Series | fstests: refactor xfs geometry computation | expand |
On Tue, Oct 18, 2022 at 03:45:38PM -0700, Darrick J. Wong wrote: > From: Darrick J. Wong <djwong@kernel.org> > > There are a lot of places where we open-code detecting the realtime > extent size and extent count of a specific filesystem. Refactor this > into a couple of helpers to clean up the code. > > Signed-off-by: Darrick J. Wong <djwong@kernel.org> > --- > common/populate | 2 +- > common/xfs | 29 +++++++++++++++++++++++++++-- > tests/xfs/146 | 2 +- > tests/xfs/147 | 2 +- > tests/xfs/530 | 3 +-- > 5 files changed, 31 insertions(+), 7 deletions(-) > > > diff --git a/common/populate b/common/populate > index 23b2fecf69..d9d4c6c300 100644 > --- a/common/populate > +++ b/common/populate > @@ -323,7 +323,7 @@ _scratch_xfs_populate() { > fi > > # Realtime Reverse-mapping btree > - is_rt="$($XFS_INFO_PROG "${SCRATCH_MNT}" | grep -c 'rtextents=[1-9]')" > + is_rt="$(_xfs_get_rtextents "$SCRATCH_MNT")" > if [ $is_rmapbt -gt 0 ] && [ $is_rt -gt 0 ]; then > echo "+ rtrmapbt btree" > nr="$((blksz * 2 / 32))" > diff --git a/common/xfs b/common/xfs > index 6445bfd9db..20da537a9d 100644 > --- a/common/xfs > +++ b/common/xfs > @@ -174,6 +174,24 @@ _scratch_mkfs_xfs() > return $mkfs_status > } > > +# Get the number of realtime extents of a mounted filesystem. > +_xfs_get_rtextents() > +{ > + local path="$1" > + > + $XFS_INFO_PROG "$path" | grep 'rtextents' | \ > + sed -e 's/^.*rtextents=\([0-9]*\).*$/\1/g' Same as patch 2/3, how about: $XFS_INFO_PROG "$path" | sed -n "s/^.*rtextents=\([[:digit:]]*\).*/\1/p" and ... > +} > + > +# Get the realtime extent size of a mounted filesystem. > +_xfs_get_rtextsize() > +{ > + local path="$1" > + > + $XFS_INFO_PROG "$path" | grep 'realtime.*extsz' | \ > + sed -e 's/^.*extsz=\([0-9]*\).*$/\1/g' ... $XFS_INFO_PROG "$path" | sed -n "s/^realtime.*extsz=\([[:digit:]]*\).*/\1/p" > +} > + > # Get the size of an allocation unit of a file. Normally this is just the > # block size of the file, but for realtime files, this is the realtime extent > # size. > @@ -191,7 +209,7 @@ _xfs_get_file_block_size() > while ! $XFS_INFO_PROG "$path" &>/dev/null && [ "$path" != "/" ]; do > path="$(dirname "$path")" > done > - $XFS_INFO_PROG "$path" | grep realtime | sed -e 's/^.*extsz=\([0-9]*\).*$/\1/g' > + _xfs_get_rtextsize "$path" > } > > # Decide if this path is a file on the realtime device > @@ -436,13 +454,20 @@ _require_xfs_crc() > # third option is -v, echo 1 for success and 0 for not. > # > # Starting with xfsprogs 4.17, this also works for unmounted filesystems. > +# The feature 'realtime' looks for rtextents > 0. > _xfs_has_feature() > { > local fs="$1" > local feat="$2" > local verbose="$3" > + local feat_regex="1" > > - local answer="$($XFS_INFO_PROG "$fs" 2>&1 | grep -w -c "$feat=1")" > + if [ "$feat" = "realtime" ]; then > + feat="rtextents" > + feat_regex="[1-9][0-9]*" > + fi How about use this format: case "$feat" in realtime) feat="rtextents" feat_regex="[1-9][0-9]*" ;; ...) feat="..." feat_regex="..." ;; *) feat="$2“ feat_regex="1" ;; esac due to I think you might add more "$feat" which not simply equal to 1/0 later :) Others looks good to me. Thanks, Zorro > + > + local answer="$($XFS_INFO_PROG "$fs" 2>&1 | grep -E -w -c "$feat=$feat_regex")" > if [ "$answer" -ne 0 ]; then > test "$verbose" = "-v" && echo 1 > return 0 > diff --git a/tests/xfs/146 b/tests/xfs/146 > index 5516d396bf..123bdff59f 100755 > --- a/tests/xfs/146 > +++ b/tests/xfs/146 > @@ -31,7 +31,7 @@ _scratch_mkfs > $seqres.full > _scratch_mount >> $seqres.full > > blksz=$(_get_block_size $SCRATCH_MNT) > -rextsize=$($XFS_INFO_PROG $SCRATCH_MNT | grep realtime.*extsz | sed -e 's/^.*extsz=\([0-9]*\).*$/\1/g') > +rextsize=$(_xfs_get_rtextsize "$SCRATCH_MNT") > rextblks=$((rextsize / blksz)) > > echo "blksz $blksz rextsize $rextsize rextblks $rextblks" >> $seqres.full > diff --git a/tests/xfs/147 b/tests/xfs/147 > index e21fdd330c..33b3c99633 100755 > --- a/tests/xfs/147 > +++ b/tests/xfs/147 > @@ -29,7 +29,7 @@ _scratch_mkfs -r extsize=256k > $seqres.full > _scratch_mount >> $seqres.full > > blksz=$(_get_block_size $SCRATCH_MNT) > -rextsize=$($XFS_INFO_PROG $SCRATCH_MNT | grep realtime.*extsz | sed -e 's/^.*extsz=\([0-9]*\).*$/\1/g') > +rextsize=$(_xfs_get_rtextsize "$SCRATCH_MNT") > rextblks=$((rextsize / blksz)) > > echo "blksz $blksz rextsize $rextsize rextblks $rextblks" >> $seqres.full > diff --git a/tests/xfs/530 b/tests/xfs/530 > index c960738db7..56f5e7ebdb 100755 > --- a/tests/xfs/530 > +++ b/tests/xfs/530 > @@ -73,8 +73,7 @@ _try_scratch_mount || _notrun "Couldn't mount fs with synthetic rt volume" > formatted_blksz="$(_get_block_size $SCRATCH_MNT)" > test "$formatted_blksz" -ne "$dbsize" && \ > _notrun "Tried to format with $dbsize blocksize, got $formatted_blksz." > -$XFS_INFO_PROG $SCRATCH_MNT | grep -E -q 'realtime.*blocks=0' && \ > - _notrun "Filesystem should have a realtime volume" > +_require_xfs_has_feature "$SCRATCH_MNT" realtime > > echo "Consume free space" > fillerdir=$SCRATCH_MNT/fillerdir >
On Thu, Oct 20, 2022 at 08:15:34PM +0800, Zorro Lang wrote: > On Tue, Oct 18, 2022 at 03:45:38PM -0700, Darrick J. Wong wrote: > > From: Darrick J. Wong <djwong@kernel.org> > > > > There are a lot of places where we open-code detecting the realtime > > extent size and extent count of a specific filesystem. Refactor this > > into a couple of helpers to clean up the code. > > > > Signed-off-by: Darrick J. Wong <djwong@kernel.org> > > --- > > common/populate | 2 +- > > common/xfs | 29 +++++++++++++++++++++++++++-- > > tests/xfs/146 | 2 +- > > tests/xfs/147 | 2 +- > > tests/xfs/530 | 3 +-- > > 5 files changed, 31 insertions(+), 7 deletions(-) > > > > > > diff --git a/common/populate b/common/populate > > index 23b2fecf69..d9d4c6c300 100644 > > --- a/common/populate > > +++ b/common/populate > > @@ -323,7 +323,7 @@ _scratch_xfs_populate() { > > fi > > > > # Realtime Reverse-mapping btree > > - is_rt="$($XFS_INFO_PROG "${SCRATCH_MNT}" | grep -c 'rtextents=[1-9]')" > > + is_rt="$(_xfs_get_rtextents "$SCRATCH_MNT")" > > if [ $is_rmapbt -gt 0 ] && [ $is_rt -gt 0 ]; then > > echo "+ rtrmapbt btree" > > nr="$((blksz * 2 / 32))" > > diff --git a/common/xfs b/common/xfs > > index 6445bfd9db..20da537a9d 100644 > > --- a/common/xfs > > +++ b/common/xfs > > @@ -174,6 +174,24 @@ _scratch_mkfs_xfs() > > return $mkfs_status > > } > > > > +# Get the number of realtime extents of a mounted filesystem. > > +_xfs_get_rtextents() > > +{ > > + local path="$1" > > + > > + $XFS_INFO_PROG "$path" | grep 'rtextents' | \ > > + sed -e 's/^.*rtextents=\([0-9]*\).*$/\1/g' > > Same as patch 2/3, how about: > > $XFS_INFO_PROG "$path" | sed -n "s/^.*rtextents=\([[:digit:]]*\).*/\1/p" Actually, if you don't mind, I'd like to retain the hoisted grep/sed patterns in this patch (and patch 2) and add a new patch that simplifies the grep|sed pattern throughout common/xfs. > > and ... > > > +} > > + > > +# Get the realtime extent size of a mounted filesystem. > > +_xfs_get_rtextsize() > > +{ > > + local path="$1" > > + > > + $XFS_INFO_PROG "$path" | grep 'realtime.*extsz' | \ > > + sed -e 's/^.*extsz=\([0-9]*\).*$/\1/g' > > ... > $XFS_INFO_PROG "$path" | sed -n "s/^realtime.*extsz=\([[:digit:]]*\).*/\1/p" But thanks for getting me most of the way there. :) > > +} > > + > > # Get the size of an allocation unit of a file. Normally this is just the > > # block size of the file, but for realtime files, this is the realtime extent > > # size. > > @@ -191,7 +209,7 @@ _xfs_get_file_block_size() > > while ! $XFS_INFO_PROG "$path" &>/dev/null && [ "$path" != "/" ]; do > > path="$(dirname "$path")" > > done > > - $XFS_INFO_PROG "$path" | grep realtime | sed -e 's/^.*extsz=\([0-9]*\).*$/\1/g' > > + _xfs_get_rtextsize "$path" > > } > > > > # Decide if this path is a file on the realtime device > > @@ -436,13 +454,20 @@ _require_xfs_crc() > > # third option is -v, echo 1 for success and 0 for not. > > # > > # Starting with xfsprogs 4.17, this also works for unmounted filesystems. > > +# The feature 'realtime' looks for rtextents > 0. > > _xfs_has_feature() > > { > > local fs="$1" > > local feat="$2" > > local verbose="$3" > > + local feat_regex="1" > > > > - local answer="$($XFS_INFO_PROG "$fs" 2>&1 | grep -w -c "$feat=1")" > > + if [ "$feat" = "realtime" ]; then > > + feat="rtextents" > > + feat_regex="[1-9][0-9]*" > > + fi > > How about use this format: > > case "$feat" in > realtime) > feat="rtextents" > feat_regex="[1-9][0-9]*" > ;; > ...) > feat="..." > feat_regex="..." > ;; > *) > feat="$2“ > feat_regex="1" > ;; > esac > > due to I think you might add more "$feat" which not simply equal to 1/0 later :) I haven't, but I don't mind setting things up for the future. --D > Others looks good to me. > > Thanks, > Zorro > > > + > > + local answer="$($XFS_INFO_PROG "$fs" 2>&1 | grep -E -w -c "$feat=$feat_regex")" > > if [ "$answer" -ne 0 ]; then > > test "$verbose" = "-v" && echo 1 > > return 0 > > diff --git a/tests/xfs/146 b/tests/xfs/146 > > index 5516d396bf..123bdff59f 100755 > > --- a/tests/xfs/146 > > +++ b/tests/xfs/146 > > @@ -31,7 +31,7 @@ _scratch_mkfs > $seqres.full > > _scratch_mount >> $seqres.full > > > > blksz=$(_get_block_size $SCRATCH_MNT) > > -rextsize=$($XFS_INFO_PROG $SCRATCH_MNT | grep realtime.*extsz | sed -e 's/^.*extsz=\([0-9]*\).*$/\1/g') > > +rextsize=$(_xfs_get_rtextsize "$SCRATCH_MNT") > > rextblks=$((rextsize / blksz)) > > > > echo "blksz $blksz rextsize $rextsize rextblks $rextblks" >> $seqres.full > > diff --git a/tests/xfs/147 b/tests/xfs/147 > > index e21fdd330c..33b3c99633 100755 > > --- a/tests/xfs/147 > > +++ b/tests/xfs/147 > > @@ -29,7 +29,7 @@ _scratch_mkfs -r extsize=256k > $seqres.full > > _scratch_mount >> $seqres.full > > > > blksz=$(_get_block_size $SCRATCH_MNT) > > -rextsize=$($XFS_INFO_PROG $SCRATCH_MNT | grep realtime.*extsz | sed -e 's/^.*extsz=\([0-9]*\).*$/\1/g') > > +rextsize=$(_xfs_get_rtextsize "$SCRATCH_MNT") > > rextblks=$((rextsize / blksz)) > > > > echo "blksz $blksz rextsize $rextsize rextblks $rextblks" >> $seqres.full > > diff --git a/tests/xfs/530 b/tests/xfs/530 > > index c960738db7..56f5e7ebdb 100755 > > --- a/tests/xfs/530 > > +++ b/tests/xfs/530 > > @@ -73,8 +73,7 @@ _try_scratch_mount || _notrun "Couldn't mount fs with synthetic rt volume" > > formatted_blksz="$(_get_block_size $SCRATCH_MNT)" > > test "$formatted_blksz" -ne "$dbsize" && \ > > _notrun "Tried to format with $dbsize blocksize, got $formatted_blksz." > > -$XFS_INFO_PROG $SCRATCH_MNT | grep -E -q 'realtime.*blocks=0' && \ > > - _notrun "Filesystem should have a realtime volume" > > +_require_xfs_has_feature "$SCRATCH_MNT" realtime > > > > echo "Consume free space" > > fillerdir=$SCRATCH_MNT/fillerdir > >
On Thu, Oct 20, 2022 at 02:21:08PM -0700, Darrick J. Wong wrote: > On Thu, Oct 20, 2022 at 08:15:34PM +0800, Zorro Lang wrote: > > On Tue, Oct 18, 2022 at 03:45:38PM -0700, Darrick J. Wong wrote: > > > From: Darrick J. Wong <djwong@kernel.org> > > > > > > There are a lot of places where we open-code detecting the realtime > > > extent size and extent count of a specific filesystem. Refactor this > > > into a couple of helpers to clean up the code. > > > > > > Signed-off-by: Darrick J. Wong <djwong@kernel.org> > > > --- > > > common/populate | 2 +- > > > common/xfs | 29 +++++++++++++++++++++++++++-- > > > tests/xfs/146 | 2 +- > > > tests/xfs/147 | 2 +- > > > tests/xfs/530 | 3 +-- > > > 5 files changed, 31 insertions(+), 7 deletions(-) > > > > > > > > > diff --git a/common/populate b/common/populate > > > index 23b2fecf69..d9d4c6c300 100644 > > > --- a/common/populate > > > +++ b/common/populate > > > @@ -323,7 +323,7 @@ _scratch_xfs_populate() { > > > fi > > > > > > # Realtime Reverse-mapping btree > > > - is_rt="$($XFS_INFO_PROG "${SCRATCH_MNT}" | grep -c 'rtextents=[1-9]')" > > > + is_rt="$(_xfs_get_rtextents "$SCRATCH_MNT")" > > > if [ $is_rmapbt -gt 0 ] && [ $is_rt -gt 0 ]; then > > > echo "+ rtrmapbt btree" > > > nr="$((blksz * 2 / 32))" > > > diff --git a/common/xfs b/common/xfs > > > index 6445bfd9db..20da537a9d 100644 > > > --- a/common/xfs > > > +++ b/common/xfs > > > @@ -174,6 +174,24 @@ _scratch_mkfs_xfs() > > > return $mkfs_status > > > } > > > > > > +# Get the number of realtime extents of a mounted filesystem. > > > +_xfs_get_rtextents() > > > +{ > > > + local path="$1" > > > + > > > + $XFS_INFO_PROG "$path" | grep 'rtextents' | \ > > > + sed -e 's/^.*rtextents=\([0-9]*\).*$/\1/g' > > > > Same as patch 2/3, how about: > > > > $XFS_INFO_PROG "$path" | sed -n "s/^.*rtextents=\([[:digit:]]*\).*/\1/p" > > Actually, if you don't mind, I'd like to retain the hoisted grep/sed > patterns in this patch (and patch 2) and add a new patch that simplifies > the grep|sed pattern throughout common/xfs. Sure, that makes sense too, I'm OK to have one more patch. Actually that's not a necessary change, I don't know if it's worth being a individual patch. Anyway, I have no objection on that:) Thanks, Zorro > > > > > and ... > > > > > +} > > > + > > > +# Get the realtime extent size of a mounted filesystem. > > > +_xfs_get_rtextsize() > > > +{ > > > + local path="$1" > > > + > > > + $XFS_INFO_PROG "$path" | grep 'realtime.*extsz' | \ > > > + sed -e 's/^.*extsz=\([0-9]*\).*$/\1/g' > > > > ... > > $XFS_INFO_PROG "$path" | sed -n "s/^realtime.*extsz=\([[:digit:]]*\).*/\1/p" > > But thanks for getting me most of the way there. :) > > > > +} > > > + > > > # Get the size of an allocation unit of a file. Normally this is just the > > > # block size of the file, but for realtime files, this is the realtime extent > > > # size. > > > @@ -191,7 +209,7 @@ _xfs_get_file_block_size() > > > while ! $XFS_INFO_PROG "$path" &>/dev/null && [ "$path" != "/" ]; do > > > path="$(dirname "$path")" > > > done > > > - $XFS_INFO_PROG "$path" | grep realtime | sed -e 's/^.*extsz=\([0-9]*\).*$/\1/g' > > > + _xfs_get_rtextsize "$path" > > > } > > > > > > # Decide if this path is a file on the realtime device > > > @@ -436,13 +454,20 @@ _require_xfs_crc() > > > # third option is -v, echo 1 for success and 0 for not. > > > # > > > # Starting with xfsprogs 4.17, this also works for unmounted filesystems. > > > +# The feature 'realtime' looks for rtextents > 0. > > > _xfs_has_feature() > > > { > > > local fs="$1" > > > local feat="$2" > > > local verbose="$3" > > > + local feat_regex="1" > > > > > > - local answer="$($XFS_INFO_PROG "$fs" 2>&1 | grep -w -c "$feat=1")" > > > + if [ "$feat" = "realtime" ]; then > > > + feat="rtextents" > > > + feat_regex="[1-9][0-9]*" > > > + fi > > > > How about use this format: > > > > case "$feat" in > > realtime) > > feat="rtextents" > > feat_regex="[1-9][0-9]*" > > ;; > > ...) > > feat="..." > > feat_regex="..." > > ;; > > *) > > feat="$2“ > > feat_regex="1" > > ;; > > esac > > > > due to I think you might add more "$feat" which not simply equal to 1/0 later :) > > I haven't, but I don't mind setting things up for the future. > > --D > > > Others looks good to me. > > > > Thanks, > > Zorro > > > > > + > > > + local answer="$($XFS_INFO_PROG "$fs" 2>&1 | grep -E -w -c "$feat=$feat_regex")" > > > if [ "$answer" -ne 0 ]; then > > > test "$verbose" = "-v" && echo 1 > > > return 0 > > > diff --git a/tests/xfs/146 b/tests/xfs/146 > > > index 5516d396bf..123bdff59f 100755 > > > --- a/tests/xfs/146 > > > +++ b/tests/xfs/146 > > > @@ -31,7 +31,7 @@ _scratch_mkfs > $seqres.full > > > _scratch_mount >> $seqres.full > > > > > > blksz=$(_get_block_size $SCRATCH_MNT) > > > -rextsize=$($XFS_INFO_PROG $SCRATCH_MNT | grep realtime.*extsz | sed -e 's/^.*extsz=\([0-9]*\).*$/\1/g') > > > +rextsize=$(_xfs_get_rtextsize "$SCRATCH_MNT") > > > rextblks=$((rextsize / blksz)) > > > > > > echo "blksz $blksz rextsize $rextsize rextblks $rextblks" >> $seqres.full > > > diff --git a/tests/xfs/147 b/tests/xfs/147 > > > index e21fdd330c..33b3c99633 100755 > > > --- a/tests/xfs/147 > > > +++ b/tests/xfs/147 > > > @@ -29,7 +29,7 @@ _scratch_mkfs -r extsize=256k > $seqres.full > > > _scratch_mount >> $seqres.full > > > > > > blksz=$(_get_block_size $SCRATCH_MNT) > > > -rextsize=$($XFS_INFO_PROG $SCRATCH_MNT | grep realtime.*extsz | sed -e 's/^.*extsz=\([0-9]*\).*$/\1/g') > > > +rextsize=$(_xfs_get_rtextsize "$SCRATCH_MNT") > > > rextblks=$((rextsize / blksz)) > > > > > > echo "blksz $blksz rextsize $rextsize rextblks $rextblks" >> $seqres.full > > > diff --git a/tests/xfs/530 b/tests/xfs/530 > > > index c960738db7..56f5e7ebdb 100755 > > > --- a/tests/xfs/530 > > > +++ b/tests/xfs/530 > > > @@ -73,8 +73,7 @@ _try_scratch_mount || _notrun "Couldn't mount fs with synthetic rt volume" > > > formatted_blksz="$(_get_block_size $SCRATCH_MNT)" > > > test "$formatted_blksz" -ne "$dbsize" && \ > > > _notrun "Tried to format with $dbsize blocksize, got $formatted_blksz." > > > -$XFS_INFO_PROG $SCRATCH_MNT | grep -E -q 'realtime.*blocks=0' && \ > > > - _notrun "Filesystem should have a realtime volume" > > > +_require_xfs_has_feature "$SCRATCH_MNT" realtime > > > > > > echo "Consume free space" > > > fillerdir=$SCRATCH_MNT/fillerdir > > > >
On Fri, Oct 21, 2022 at 11:13:48AM +0800, Zorro Lang wrote: > On Thu, Oct 20, 2022 at 02:21:08PM -0700, Darrick J. Wong wrote: > > On Thu, Oct 20, 2022 at 08:15:34PM +0800, Zorro Lang wrote: > > > On Tue, Oct 18, 2022 at 03:45:38PM -0700, Darrick J. Wong wrote: > > > > From: Darrick J. Wong <djwong@kernel.org> > > > > > > > > There are a lot of places where we open-code detecting the realtime > > > > extent size and extent count of a specific filesystem. Refactor this > > > > into a couple of helpers to clean up the code. > > > > > > > > Signed-off-by: Darrick J. Wong <djwong@kernel.org> > > > > --- > > > > common/populate | 2 +- > > > > common/xfs | 29 +++++++++++++++++++++++++++-- > > > > tests/xfs/146 | 2 +- > > > > tests/xfs/147 | 2 +- > > > > tests/xfs/530 | 3 +-- > > > > 5 files changed, 31 insertions(+), 7 deletions(-) > > > > > > > > > > > > diff --git a/common/populate b/common/populate > > > > index 23b2fecf69..d9d4c6c300 100644 > > > > --- a/common/populate > > > > +++ b/common/populate > > > > @@ -323,7 +323,7 @@ _scratch_xfs_populate() { > > > > fi > > > > > > > > # Realtime Reverse-mapping btree > > > > - is_rt="$($XFS_INFO_PROG "${SCRATCH_MNT}" | grep -c 'rtextents=[1-9]')" > > > > + is_rt="$(_xfs_get_rtextents "$SCRATCH_MNT")" > > > > if [ $is_rmapbt -gt 0 ] && [ $is_rt -gt 0 ]; then > > > > echo "+ rtrmapbt btree" > > > > nr="$((blksz * 2 / 32))" > > > > diff --git a/common/xfs b/common/xfs > > > > index 6445bfd9db..20da537a9d 100644 > > > > --- a/common/xfs > > > > +++ b/common/xfs > > > > @@ -174,6 +174,24 @@ _scratch_mkfs_xfs() > > > > return $mkfs_status > > > > } > > > > > > > > +# Get the number of realtime extents of a mounted filesystem. > > > > +_xfs_get_rtextents() > > > > +{ > > > > + local path="$1" > > > > + > > > > + $XFS_INFO_PROG "$path" | grep 'rtextents' | \ > > > > + sed -e 's/^.*rtextents=\([0-9]*\).*$/\1/g' > > > > > > Same as patch 2/3, how about: > > > > > > $XFS_INFO_PROG "$path" | sed -n "s/^.*rtextents=\([[:digit:]]*\).*/\1/p" > > > > Actually, if you don't mind, I'd like to retain the hoisted grep/sed > > patterns in this patch (and patch 2) and add a new patch that simplifies > > the grep|sed pattern throughout common/xfs. > > Sure, that makes sense too, I'm OK to have one more patch. Actually that's > not a necessary change, I don't know if it's worth being a individual patch. > Anyway, I have no objection on that:) It's worth a separate patch because (a) people can see the transition from one style (grep|sed) to another and (b) I converted all the other instances that I found under common/*. --D > Thanks, > Zorro > > > > > > > > > and ... > > > > > > > +} > > > > + > > > > +# Get the realtime extent size of a mounted filesystem. > > > > +_xfs_get_rtextsize() > > > > +{ > > > > + local path="$1" > > > > + > > > > + $XFS_INFO_PROG "$path" | grep 'realtime.*extsz' | \ > > > > + sed -e 's/^.*extsz=\([0-9]*\).*$/\1/g' > > > > > > ... > > > $XFS_INFO_PROG "$path" | sed -n "s/^realtime.*extsz=\([[:digit:]]*\).*/\1/p" > > > > But thanks for getting me most of the way there. :) > > > > > > +} > > > > + > > > > # Get the size of an allocation unit of a file. Normally this is just the > > > > # block size of the file, but for realtime files, this is the realtime extent > > > > # size. > > > > @@ -191,7 +209,7 @@ _xfs_get_file_block_size() > > > > while ! $XFS_INFO_PROG "$path" &>/dev/null && [ "$path" != "/" ]; do > > > > path="$(dirname "$path")" > > > > done > > > > - $XFS_INFO_PROG "$path" | grep realtime | sed -e 's/^.*extsz=\([0-9]*\).*$/\1/g' > > > > + _xfs_get_rtextsize "$path" > > > > } > > > > > > > > # Decide if this path is a file on the realtime device > > > > @@ -436,13 +454,20 @@ _require_xfs_crc() > > > > # third option is -v, echo 1 for success and 0 for not. > > > > # > > > > # Starting with xfsprogs 4.17, this also works for unmounted filesystems. > > > > +# The feature 'realtime' looks for rtextents > 0. > > > > _xfs_has_feature() > > > > { > > > > local fs="$1" > > > > local feat="$2" > > > > local verbose="$3" > > > > + local feat_regex="1" > > > > > > > > - local answer="$($XFS_INFO_PROG "$fs" 2>&1 | grep -w -c "$feat=1")" > > > > + if [ "$feat" = "realtime" ]; then > > > > + feat="rtextents" > > > > + feat_regex="[1-9][0-9]*" > > > > + fi > > > > > > How about use this format: > > > > > > case "$feat" in > > > realtime) > > > feat="rtextents" > > > feat_regex="[1-9][0-9]*" > > > ;; > > > ...) > > > feat="..." > > > feat_regex="..." > > > ;; > > > *) > > > feat="$2“ > > > feat_regex="1" > > > ;; > > > esac > > > > > > due to I think you might add more "$feat" which not simply equal to 1/0 later :) > > > > I haven't, but I don't mind setting things up for the future. > > > > --D > > > > > Others looks good to me. > > > > > > Thanks, > > > Zorro > > > > > > > + > > > > + local answer="$($XFS_INFO_PROG "$fs" 2>&1 | grep -E -w -c "$feat=$feat_regex")" > > > > if [ "$answer" -ne 0 ]; then > > > > test "$verbose" = "-v" && echo 1 > > > > return 0 > > > > diff --git a/tests/xfs/146 b/tests/xfs/146 > > > > index 5516d396bf..123bdff59f 100755 > > > > --- a/tests/xfs/146 > > > > +++ b/tests/xfs/146 > > > > @@ -31,7 +31,7 @@ _scratch_mkfs > $seqres.full > > > > _scratch_mount >> $seqres.full > > > > > > > > blksz=$(_get_block_size $SCRATCH_MNT) > > > > -rextsize=$($XFS_INFO_PROG $SCRATCH_MNT | grep realtime.*extsz | sed -e 's/^.*extsz=\([0-9]*\).*$/\1/g') > > > > +rextsize=$(_xfs_get_rtextsize "$SCRATCH_MNT") > > > > rextblks=$((rextsize / blksz)) > > > > > > > > echo "blksz $blksz rextsize $rextsize rextblks $rextblks" >> $seqres.full > > > > diff --git a/tests/xfs/147 b/tests/xfs/147 > > > > index e21fdd330c..33b3c99633 100755 > > > > --- a/tests/xfs/147 > > > > +++ b/tests/xfs/147 > > > > @@ -29,7 +29,7 @@ _scratch_mkfs -r extsize=256k > $seqres.full > > > > _scratch_mount >> $seqres.full > > > > > > > > blksz=$(_get_block_size $SCRATCH_MNT) > > > > -rextsize=$($XFS_INFO_PROG $SCRATCH_MNT | grep realtime.*extsz | sed -e 's/^.*extsz=\([0-9]*\).*$/\1/g') > > > > +rextsize=$(_xfs_get_rtextsize "$SCRATCH_MNT") > > > > rextblks=$((rextsize / blksz)) > > > > > > > > echo "blksz $blksz rextsize $rextsize rextblks $rextblks" >> $seqres.full > > > > diff --git a/tests/xfs/530 b/tests/xfs/530 > > > > index c960738db7..56f5e7ebdb 100755 > > > > --- a/tests/xfs/530 > > > > +++ b/tests/xfs/530 > > > > @@ -73,8 +73,7 @@ _try_scratch_mount || _notrun "Couldn't mount fs with synthetic rt volume" > > > > formatted_blksz="$(_get_block_size $SCRATCH_MNT)" > > > > test "$formatted_blksz" -ne "$dbsize" && \ > > > > _notrun "Tried to format with $dbsize blocksize, got $formatted_blksz." > > > > -$XFS_INFO_PROG $SCRATCH_MNT | grep -E -q 'realtime.*blocks=0' && \ > > > > - _notrun "Filesystem should have a realtime volume" > > > > +_require_xfs_has_feature "$SCRATCH_MNT" realtime > > > > > > > > echo "Consume free space" > > > > fillerdir=$SCRATCH_MNT/fillerdir > > > > > > >
diff --git a/common/populate b/common/populate index 23b2fecf69..d9d4c6c300 100644 --- a/common/populate +++ b/common/populate @@ -323,7 +323,7 @@ _scratch_xfs_populate() { fi # Realtime Reverse-mapping btree - is_rt="$($XFS_INFO_PROG "${SCRATCH_MNT}" | grep -c 'rtextents=[1-9]')" + is_rt="$(_xfs_get_rtextents "$SCRATCH_MNT")" if [ $is_rmapbt -gt 0 ] && [ $is_rt -gt 0 ]; then echo "+ rtrmapbt btree" nr="$((blksz * 2 / 32))" diff --git a/common/xfs b/common/xfs index 6445bfd9db..20da537a9d 100644 --- a/common/xfs +++ b/common/xfs @@ -174,6 +174,24 @@ _scratch_mkfs_xfs() return $mkfs_status } +# Get the number of realtime extents of a mounted filesystem. +_xfs_get_rtextents() +{ + local path="$1" + + $XFS_INFO_PROG "$path" | grep 'rtextents' | \ + sed -e 's/^.*rtextents=\([0-9]*\).*$/\1/g' +} + +# Get the realtime extent size of a mounted filesystem. +_xfs_get_rtextsize() +{ + local path="$1" + + $XFS_INFO_PROG "$path" | grep 'realtime.*extsz' | \ + sed -e 's/^.*extsz=\([0-9]*\).*$/\1/g' +} + # Get the size of an allocation unit of a file. Normally this is just the # block size of the file, but for realtime files, this is the realtime extent # size. @@ -191,7 +209,7 @@ _xfs_get_file_block_size() while ! $XFS_INFO_PROG "$path" &>/dev/null && [ "$path" != "/" ]; do path="$(dirname "$path")" done - $XFS_INFO_PROG "$path" | grep realtime | sed -e 's/^.*extsz=\([0-9]*\).*$/\1/g' + _xfs_get_rtextsize "$path" } # Decide if this path is a file on the realtime device @@ -436,13 +454,20 @@ _require_xfs_crc() # third option is -v, echo 1 for success and 0 for not. # # Starting with xfsprogs 4.17, this also works for unmounted filesystems. +# The feature 'realtime' looks for rtextents > 0. _xfs_has_feature() { local fs="$1" local feat="$2" local verbose="$3" + local feat_regex="1" - local answer="$($XFS_INFO_PROG "$fs" 2>&1 | grep -w -c "$feat=1")" + if [ "$feat" = "realtime" ]; then + feat="rtextents" + feat_regex="[1-9][0-9]*" + fi + + local answer="$($XFS_INFO_PROG "$fs" 2>&1 | grep -E -w -c "$feat=$feat_regex")" if [ "$answer" -ne 0 ]; then test "$verbose" = "-v" && echo 1 return 0 diff --git a/tests/xfs/146 b/tests/xfs/146 index 5516d396bf..123bdff59f 100755 --- a/tests/xfs/146 +++ b/tests/xfs/146 @@ -31,7 +31,7 @@ _scratch_mkfs > $seqres.full _scratch_mount >> $seqres.full blksz=$(_get_block_size $SCRATCH_MNT) -rextsize=$($XFS_INFO_PROG $SCRATCH_MNT | grep realtime.*extsz | sed -e 's/^.*extsz=\([0-9]*\).*$/\1/g') +rextsize=$(_xfs_get_rtextsize "$SCRATCH_MNT") rextblks=$((rextsize / blksz)) echo "blksz $blksz rextsize $rextsize rextblks $rextblks" >> $seqres.full diff --git a/tests/xfs/147 b/tests/xfs/147 index e21fdd330c..33b3c99633 100755 --- a/tests/xfs/147 +++ b/tests/xfs/147 @@ -29,7 +29,7 @@ _scratch_mkfs -r extsize=256k > $seqres.full _scratch_mount >> $seqres.full blksz=$(_get_block_size $SCRATCH_MNT) -rextsize=$($XFS_INFO_PROG $SCRATCH_MNT | grep realtime.*extsz | sed -e 's/^.*extsz=\([0-9]*\).*$/\1/g') +rextsize=$(_xfs_get_rtextsize "$SCRATCH_MNT") rextblks=$((rextsize / blksz)) echo "blksz $blksz rextsize $rextsize rextblks $rextblks" >> $seqres.full diff --git a/tests/xfs/530 b/tests/xfs/530 index c960738db7..56f5e7ebdb 100755 --- a/tests/xfs/530 +++ b/tests/xfs/530 @@ -73,8 +73,7 @@ _try_scratch_mount || _notrun "Couldn't mount fs with synthetic rt volume" formatted_blksz="$(_get_block_size $SCRATCH_MNT)" test "$formatted_blksz" -ne "$dbsize" && \ _notrun "Tried to format with $dbsize blocksize, got $formatted_blksz." -$XFS_INFO_PROG $SCRATCH_MNT | grep -E -q 'realtime.*blocks=0' && \ - _notrun "Filesystem should have a realtime volume" +_require_xfs_has_feature "$SCRATCH_MNT" realtime echo "Consume free space" fillerdir=$SCRATCH_MNT/fillerdir