Message ID | 150836986275.27213.11426507059309321722.stgit@magnolia (mailing list archive) |
---|---|
State | Superseded |
Headers | show |
On Wed, Oct 18, 2017 at 04:37:42PM -0700, Darrick J. Wong wrote: > From: Darrick J. Wong <darrick.wong@oracle.com> > > Move all the requirements checking for xfs_scrub into a helper function. > Make sure the helper properly detects the presence of the scrub ioctl > and situations where we can't run scrub (e.g. norecovery). > > Refactor the existing three xfs_scrub call sites to use the helper to > check if it's appropriate to run scrub. > > Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com> > --- > common/rc | 2 +- > common/xfs | 40 +++++++++++++++++++++++++++++++++------- > tests/generic/453 | 11 +---------- > tests/generic/454 | 11 +---------- > 4 files changed, 36 insertions(+), 28 deletions(-) > > > diff --git a/common/rc b/common/rc > index 1a4d81e..83aaced 100644 > --- a/common/rc > +++ b/common/rc > @@ -2091,7 +2091,7 @@ _require_xfs_io_command() > _notrun "xfs_io $command support is missing" > ;; > "scrub"|"repair") > - testio=`$XFS_IO_PROG -x -c "$command test 0" $TEST_DIR 2>&1` > + testio=`$XFS_IO_PROG -x -c "$command probe 0" $TEST_DIR 2>&1` > echo $testio | grep -q "Inappropriate ioctl" && \ > _notrun "xfs_io $command support is missing" > ;; > diff --git a/common/xfs b/common/xfs > index dff8454..7d8f275 100644 > --- a/common/xfs > +++ b/common/xfs > @@ -298,6 +298,29 @@ _require_xfs_db_command() > _notrun "xfs_db $command support is missing" > } > > +# Does the filesystem mounted from a particular device support scrub? > +_supports_xfs_scrub() > +{ > + mountpoint="$1" > + device="$2" > + > + if [ ! -b "$device" ] || [ ! -e "$mountpoint" ]; then > + echo "Usage: _supports_xfs_scrub mountpoint device" > + exit 1 > + fi > + > + test "$FSTYP" = "xfs" || return 1 > + test -x "$XFS_SCRUB_PROG" || return 1 > + > + # Probe for kernel support... > + $XFS_IO_PROG -x -c "scrub probe 0" "$mountpoint" 2>&1 | grep -q "Inappropriate ioctl" && return 1 > + > + # Scrub can't run on norecovery mounts > + _fs_options "$device" | grep -q "norecovery" && return 1 > + > + return 0 > +} Hmm, this enables scrub after each test by default, because $TEST_XFS_SCRUB is not checked anymore. Either remove TEST_XFS_SCRUB completely (it's documented in README) or check it in this _supports_xfs_scrub() helper. I'm fine with either way :) > + > # run xfs_check and friends on a FS. > _check_xfs_filesystem() > { > @@ -330,14 +353,17 @@ _check_xfs_filesystem() > type=`_fs_type $device` > ok=1 > > - if [ "$type" = "xfs" ]; then > - if [ -n "$TEST_XFS_SCRUB" ] && [ -x "$XFS_SCRUB_PROG" ]; then > - "$XFS_SCRUB_PROG" $scrubflag -v -d -n $device >>$seqres.full > - if [ $? -ne 0 ]; then > - _log_err "filesystem on $device failed scrub" > - ok=0 > - fi > + # Run online scrub if we can. > + mntpt="$(_is_mounted $device)" > + if [ -n "$mntpt" ] && _supports_xfs_scrub "$mntpt" "$device"; then > + "$XFS_SCRUB_PROG" $scrubflag -v -d -n $device >>$seqres.full Dump stderr to $seqres.full too? I noticed many warning messages printed by xfs_scrub, though the tests didn't fail. /mnt/testarea/test: Found more data blocks than reported (scrub.c line 382) /mnt/testarea/test: 1 warnings found. generic/450 0s ... 0s /mnt/testarea/test: Found more data blocks than reported (scrub.c line 382) /mnt/testarea/test: 1 warnings found. generic/453 0s ... 0s /mnt/testarea/scratch: Found more data blocks than reported (scrub.c line 382) /mnt/testarea/scratch: 1 warnings found. generic/454 1s ... 0s /mnt/testarea/scratch: Found more data blocks than reported (scrub.c line 382) /mnt/testarea/scratch: 1 warnings found. Ran: generic/450 generic/453 generic/454 Passed all 3 tests Thanks, Eryu > + if [ $? -ne 0 ]; then > + _log_err "filesystem on $device failed scrub" > + ok=0 > fi > + fi > + > + if [ "$type" = "xfs" ]; then > # mounted ... > mountpoint=`_umount_or_remount_ro $device` > fi > diff --git a/tests/generic/453 b/tests/generic/453 > index ff29736..40fae91 100755 > --- a/tests/generic/453 > +++ b/tests/generic/453 > @@ -136,10 +136,7 @@ echo "Test XFS online scrub, if applicable" > > # Only run this on xfs if xfs_scrub is available and has the unicode checker > check_xfs_scrub() { > - # Ignore non-XFS fs or no scrub program... > - if [ "${FSTYP}" != "xfs" ] || [ ! -x "${XFS_SCRUB_PROG}" ]; then > - return 1 > - fi > + _supports_xfs_scrub "$SCRATCH_MNT" "$SCRATCH_DEV" || return 1 > > # We only care if xfs_scrub has unicode string support... > if ! type ldd > /dev/null 2>&1 || \ > @@ -147,12 +144,6 @@ check_xfs_scrub() { > return 1 > fi > > - # Does the ioctl work? > - if $XFS_IO_PROG -x -c "scrub probe 0" $SCRATCH_MNT 2>&1 | \ > - grep -q "Inappropriate ioctl"; then > - return 1 > - fi > - > return 0 > } > > diff --git a/tests/generic/454 b/tests/generic/454 > index 01279ee..462185a 100755 > --- a/tests/generic/454 > +++ b/tests/generic/454 > @@ -132,10 +132,7 @@ echo "Test XFS online scrub, if applicable" > > # Only run this on xfs if xfs_scrub is available and has the unicode checker > check_xfs_scrub() { > - # Ignore non-XFS fs or no scrub program... > - if [ "${FSTYP}" != "xfs" ] || [ ! -x "${XFS_SCRUB_PROG}" ]; then > - return 1 > - fi > + _supports_xfs_scrub "$SCRATCH_MNT" "$SCRATCH_DEV" || return 1 > > # We only care if xfs_scrub has unicode string support... > if ! type ldd > /dev/null 2>&1 || \ > @@ -143,12 +140,6 @@ check_xfs_scrub() { > return 1 > fi > > - # Does the ioctl work? > - if $XFS_IO_PROG -x -c "scrub probe 0" $SCRATCH_MNT 2>&1 | \ > - grep -q "Inappropriate ioctl"; then > - return 1 > - fi > - > return 0 > } > > -- To unsubscribe from this list: send the line "unsubscribe linux-xfs" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
On Wed, Oct 25, 2017 at 07:04:47PM +0800, Eryu Guan wrote: > On Wed, Oct 18, 2017 at 04:37:42PM -0700, Darrick J. Wong wrote: > > From: Darrick J. Wong <darrick.wong@oracle.com> > > > > Move all the requirements checking for xfs_scrub into a helper function. > > Make sure the helper properly detects the presence of the scrub ioctl > > and situations where we can't run scrub (e.g. norecovery). > > > > Refactor the existing three xfs_scrub call sites to use the helper to > > check if it's appropriate to run scrub. > > > > Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com> > > --- > > common/rc | 2 +- > > common/xfs | 40 +++++++++++++++++++++++++++++++++------- > > tests/generic/453 | 11 +---------- > > tests/generic/454 | 11 +---------- > > 4 files changed, 36 insertions(+), 28 deletions(-) > > > > > > diff --git a/common/rc b/common/rc > > index 1a4d81e..83aaced 100644 > > --- a/common/rc > > +++ b/common/rc > > @@ -2091,7 +2091,7 @@ _require_xfs_io_command() > > _notrun "xfs_io $command support is missing" > > ;; > > "scrub"|"repair") > > - testio=`$XFS_IO_PROG -x -c "$command test 0" $TEST_DIR 2>&1` > > + testio=`$XFS_IO_PROG -x -c "$command probe 0" $TEST_DIR 2>&1` > > echo $testio | grep -q "Inappropriate ioctl" && \ > > _notrun "xfs_io $command support is missing" > > ;; > > diff --git a/common/xfs b/common/xfs > > index dff8454..7d8f275 100644 > > --- a/common/xfs > > +++ b/common/xfs > > @@ -298,6 +298,29 @@ _require_xfs_db_command() > > _notrun "xfs_db $command support is missing" > > } > > > > +# Does the filesystem mounted from a particular device support scrub? > > +_supports_xfs_scrub() > > +{ > > + mountpoint="$1" > > + device="$2" > > + > > + if [ ! -b "$device" ] || [ ! -e "$mountpoint" ]; then > > + echo "Usage: _supports_xfs_scrub mountpoint device" > > + exit 1 > > + fi > > + > > + test "$FSTYP" = "xfs" || return 1 > > + test -x "$XFS_SCRUB_PROG" || return 1 > > + > > + # Probe for kernel support... > > + $XFS_IO_PROG -x -c "scrub probe 0" "$mountpoint" 2>&1 | grep -q "Inappropriate ioctl" && return 1 > > + > > + # Scrub can't run on norecovery mounts > > + _fs_options "$device" | grep -q "norecovery" && return 1 > > + > > + return 0 > > +} > > Hmm, this enables scrub after each test by default, because > $TEST_XFS_SCRUB is not checked anymore. Either remove TEST_XFS_SCRUB > completely (it's documented in README) or check it in this > _supports_xfs_scrub() helper. I'm fine with either way :) Ok. We're moving towards running scrub any time the fs is still mounted, and eventually will drop xfs_check^Wxfs_db -c check. > > + > > # run xfs_check and friends on a FS. > > _check_xfs_filesystem() > > { > > @@ -330,14 +353,17 @@ _check_xfs_filesystem() > > type=`_fs_type $device` > > ok=1 > > > > - if [ "$type" = "xfs" ]; then > > - if [ -n "$TEST_XFS_SCRUB" ] && [ -x "$XFS_SCRUB_PROG" ]; then > > - "$XFS_SCRUB_PROG" $scrubflag -v -d -n $device >>$seqres.full > > - if [ $? -ne 0 ]; then > > - _log_err "filesystem on $device failed scrub" > > - ok=0 > > - fi > > + # Run online scrub if we can. > > + mntpt="$(_is_mounted $device)" > > + if [ -n "$mntpt" ] && _supports_xfs_scrub "$mntpt" "$device"; then > > + "$XFS_SCRUB_PROG" $scrubflag -v -d -n $device >>$seqres.full > > Dump stderr to $seqres.full too? I noticed many warning messages printed > by xfs_scrub, though the tests didn't fail. > > /mnt/testarea/test: Found more data blocks than reported (scrub.c line 382) > /mnt/testarea/test: 1 warnings found. > generic/450 0s ... 0s > /mnt/testarea/test: Found more data blocks than reported (scrub.c line 382) > /mnt/testarea/test: 1 warnings found. > generic/453 0s ... 0s > /mnt/testarea/scratch: Found more data blocks than reported (scrub.c line 382) > /mnt/testarea/scratch: 1 warnings found. > generic/454 1s ... 0s > /mnt/testarea/scratch: Found more data blocks than reported (scrub.c line 382) > /mnt/testarea/scratch: 1 warnings found. > Ran: generic/450 generic/453 generic/454 > Passed all 3 tests Will fix, even though as you point out the next patch fixes it anyway. --D > > Thanks, > Eryu > > > + if [ $? -ne 0 ]; then > > + _log_err "filesystem on $device failed scrub" > > + ok=0 > > fi > > + fi > > + > > + if [ "$type" = "xfs" ]; then > > # mounted ... > > mountpoint=`_umount_or_remount_ro $device` > > fi > > diff --git a/tests/generic/453 b/tests/generic/453 > > index ff29736..40fae91 100755 > > --- a/tests/generic/453 > > +++ b/tests/generic/453 > > @@ -136,10 +136,7 @@ echo "Test XFS online scrub, if applicable" > > > > # Only run this on xfs if xfs_scrub is available and has the unicode checker > > check_xfs_scrub() { > > - # Ignore non-XFS fs or no scrub program... > > - if [ "${FSTYP}" != "xfs" ] || [ ! -x "${XFS_SCRUB_PROG}" ]; then > > - return 1 > > - fi > > + _supports_xfs_scrub "$SCRATCH_MNT" "$SCRATCH_DEV" || return 1 > > > > # We only care if xfs_scrub has unicode string support... > > if ! type ldd > /dev/null 2>&1 || \ > > @@ -147,12 +144,6 @@ check_xfs_scrub() { > > return 1 > > fi > > > > - # Does the ioctl work? > > - if $XFS_IO_PROG -x -c "scrub probe 0" $SCRATCH_MNT 2>&1 | \ > > - grep -q "Inappropriate ioctl"; then > > - return 1 > > - fi > > - > > return 0 > > } > > > > diff --git a/tests/generic/454 b/tests/generic/454 > > index 01279ee..462185a 100755 > > --- a/tests/generic/454 > > +++ b/tests/generic/454 > > @@ -132,10 +132,7 @@ echo "Test XFS online scrub, if applicable" > > > > # Only run this on xfs if xfs_scrub is available and has the unicode checker > > check_xfs_scrub() { > > - # Ignore non-XFS fs or no scrub program... > > - if [ "${FSTYP}" != "xfs" ] || [ ! -x "${XFS_SCRUB_PROG}" ]; then > > - return 1 > > - fi > > + _supports_xfs_scrub "$SCRATCH_MNT" "$SCRATCH_DEV" || return 1 > > > > # We only care if xfs_scrub has unicode string support... > > if ! type ldd > /dev/null 2>&1 || \ > > @@ -143,12 +140,6 @@ check_xfs_scrub() { > > return 1 > > fi > > > > - # Does the ioctl work? > > - if $XFS_IO_PROG -x -c "scrub probe 0" $SCRATCH_MNT 2>&1 | \ > > - grep -q "Inappropriate ioctl"; then > > - return 1 > > - fi > > - > > return 0 > > } > > > > -- To unsubscribe from this list: send the line "unsubscribe linux-xfs" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
diff --git a/common/rc b/common/rc index 1a4d81e..83aaced 100644 --- a/common/rc +++ b/common/rc @@ -2091,7 +2091,7 @@ _require_xfs_io_command() _notrun "xfs_io $command support is missing" ;; "scrub"|"repair") - testio=`$XFS_IO_PROG -x -c "$command test 0" $TEST_DIR 2>&1` + testio=`$XFS_IO_PROG -x -c "$command probe 0" $TEST_DIR 2>&1` echo $testio | grep -q "Inappropriate ioctl" && \ _notrun "xfs_io $command support is missing" ;; diff --git a/common/xfs b/common/xfs index dff8454..7d8f275 100644 --- a/common/xfs +++ b/common/xfs @@ -298,6 +298,29 @@ _require_xfs_db_command() _notrun "xfs_db $command support is missing" } +# Does the filesystem mounted from a particular device support scrub? +_supports_xfs_scrub() +{ + mountpoint="$1" + device="$2" + + if [ ! -b "$device" ] || [ ! -e "$mountpoint" ]; then + echo "Usage: _supports_xfs_scrub mountpoint device" + exit 1 + fi + + test "$FSTYP" = "xfs" || return 1 + test -x "$XFS_SCRUB_PROG" || return 1 + + # Probe for kernel support... + $XFS_IO_PROG -x -c "scrub probe 0" "$mountpoint" 2>&1 | grep -q "Inappropriate ioctl" && return 1 + + # Scrub can't run on norecovery mounts + _fs_options "$device" | grep -q "norecovery" && return 1 + + return 0 +} + # run xfs_check and friends on a FS. _check_xfs_filesystem() { @@ -330,14 +353,17 @@ _check_xfs_filesystem() type=`_fs_type $device` ok=1 - if [ "$type" = "xfs" ]; then - if [ -n "$TEST_XFS_SCRUB" ] && [ -x "$XFS_SCRUB_PROG" ]; then - "$XFS_SCRUB_PROG" $scrubflag -v -d -n $device >>$seqres.full - if [ $? -ne 0 ]; then - _log_err "filesystem on $device failed scrub" - ok=0 - fi + # Run online scrub if we can. + mntpt="$(_is_mounted $device)" + if [ -n "$mntpt" ] && _supports_xfs_scrub "$mntpt" "$device"; then + "$XFS_SCRUB_PROG" $scrubflag -v -d -n $device >>$seqres.full + if [ $? -ne 0 ]; then + _log_err "filesystem on $device failed scrub" + ok=0 fi + fi + + if [ "$type" = "xfs" ]; then # mounted ... mountpoint=`_umount_or_remount_ro $device` fi diff --git a/tests/generic/453 b/tests/generic/453 index ff29736..40fae91 100755 --- a/tests/generic/453 +++ b/tests/generic/453 @@ -136,10 +136,7 @@ echo "Test XFS online scrub, if applicable" # Only run this on xfs if xfs_scrub is available and has the unicode checker check_xfs_scrub() { - # Ignore non-XFS fs or no scrub program... - if [ "${FSTYP}" != "xfs" ] || [ ! -x "${XFS_SCRUB_PROG}" ]; then - return 1 - fi + _supports_xfs_scrub "$SCRATCH_MNT" "$SCRATCH_DEV" || return 1 # We only care if xfs_scrub has unicode string support... if ! type ldd > /dev/null 2>&1 || \ @@ -147,12 +144,6 @@ check_xfs_scrub() { return 1 fi - # Does the ioctl work? - if $XFS_IO_PROG -x -c "scrub probe 0" $SCRATCH_MNT 2>&1 | \ - grep -q "Inappropriate ioctl"; then - return 1 - fi - return 0 } diff --git a/tests/generic/454 b/tests/generic/454 index 01279ee..462185a 100755 --- a/tests/generic/454 +++ b/tests/generic/454 @@ -132,10 +132,7 @@ echo "Test XFS online scrub, if applicable" # Only run this on xfs if xfs_scrub is available and has the unicode checker check_xfs_scrub() { - # Ignore non-XFS fs or no scrub program... - if [ "${FSTYP}" != "xfs" ] || [ ! -x "${XFS_SCRUB_PROG}" ]; then - return 1 - fi + _supports_xfs_scrub "$SCRATCH_MNT" "$SCRATCH_DEV" || return 1 # We only care if xfs_scrub has unicode string support... if ! type ldd > /dev/null 2>&1 || \ @@ -143,12 +140,6 @@ check_xfs_scrub() { return 1 fi - # Does the ioctl work? - if $XFS_IO_PROG -x -c "scrub probe 0" $SCRATCH_MNT 2>&1 | \ - grep -q "Inappropriate ioctl"; then - return 1 - fi - return 0 }