On 3/24/16 6:15 AM, jtulak@xxxxxxxxxx wrote:
> From: Dave Chinner <dchinner@xxxxxxxxxx>
>
> CHANGELOG:
> o Add .conflicts init where it was missing
> o Add explanation of a new member of opt_params struct.
> o A long line fix.
>
> Many options conflict, so we need to specify which options conflict
> with each other in a generic manner. We already have a "seen"
> variable used for respecification detection, so we can also use this
> code conflict detection. Hence add a "conflicts" array to the sub
> options parameter definition.
>
> Signed-off-by: Dave Chinner <dchinner@xxxxxxxxxx>
> Signed-off-by: Jan Tulak <jtulak@xxxxxxxxxx>
Reviewed-by: Eric Sandeen <sandeen@xxxxxxxxxx>
> ---
> mkfs/xfs_mkfs.c | 258 +++++++++++++++++++++++++++++---------------------------
> 1 file changed, 134 insertions(+), 124 deletions(-)
>
> diff --git a/mkfs/xfs_mkfs.c b/mkfs/xfs_mkfs.c
> index 1f06110..d119580 100644
> --- a/mkfs/xfs_mkfs.c
> +++ b/mkfs/xfs_mkfs.c
> @@ -54,6 +54,9 @@ unsigned int sectorsize;
>
> #define MAX_SUBOPTS 16
> #define SUBOPT_NEEDS_VAL (-1LL)
> +#define MAX_CONFLICTS 8
> +#define LAST_CONFLICT (-1)
> +
> /*
> * Table for parsing mkfs parameters.
> *
> @@ -89,6 +92,11 @@ unsigned int sectorsize;
> * An optional flag for subopts where the given value has to be a power
> * of two.
> *
> + * conflicts MANDATORY
> + * If your subopt is in a conflict with some other option, specify it.
> + * Accepts the .index values of the conflicting subopts and the last
> + * member of this list has to be LAST_CONFLICT.
> + *
> * minval, maxval OPTIONAL
> * These options are used for automatic range check and they have to be
> * always used together in pair. If you don't want to limit the max value,
> @@ -118,6 +126,7 @@ struct opt_params {
> bool seen;
> bool convert;
> bool is_power_2;
> + int conflicts[MAX_CONFLICTS];
> long long minval;
> long long maxval;
> long long defaultval;
> @@ -135,6 +144,8 @@ struct opt_params bopts = {
> },
> .subopt_params = {
> { .index = B_LOG,
> + .conflicts = { B_SIZE,
> + LAST_CONFLICT },
> .minval = XFS_MIN_BLOCKSIZE_LOG,
> .maxval = XFS_MAX_BLOCKSIZE_LOG,
> .defaultval = SUBOPT_NEEDS_VAL,
> @@ -142,6 +153,8 @@ struct opt_params bopts = {
> { .index = B_SIZE,
> .convert = true,
> .is_power_2 = true,
> + .conflicts = { B_LOG,
> + LAST_CONFLICT },
> .minval = XFS_MIN_BLOCKSIZE,
> .maxval = XFS_MAX_BLOCKSIZE,
> .defaultval = SUBOPT_NEEDS_VAL,
> @@ -186,57 +199,84 @@ struct opt_params dopts = {
> },
> .subopt_params = {
> { .index = D_AGCOUNT,
> + .conflicts = { D_AGSIZE,
> + LAST_CONFLICT },
> .minval = 1,
> .maxval = XFS_MAX_AGNUMBER,
> .defaultval = SUBOPT_NEEDS_VAL,
> },
> { .index = D_FILE,
> + .conflicts = { LAST_CONFLICT },
> .minval = 0,
> .maxval = 1,
> .defaultval = 1,
> },
> { .index = D_NAME,
> + .conflicts = { LAST_CONFLICT },
> .defaultval = SUBOPT_NEEDS_VAL,
> },
> { .index = D_SIZE,
> + .conflicts = { LAST_CONFLICT },
> .convert = true,
> .minval = XFS_AG_MIN_BYTES,
> .maxval = LLONG_MAX,
> .defaultval = SUBOPT_NEEDS_VAL,
> },
> { .index = D_SUNIT,
> + .conflicts = { D_NOALIGN,
> + D_SU,
> + D_SW,
> + LAST_CONFLICT },
> .minval = 0,
> .maxval = UINT_MAX,
> .defaultval = SUBOPT_NEEDS_VAL,
> },
> { .index = D_SWIDTH,
> + .conflicts = { D_NOALIGN,
> + D_SU,
> + D_SW,
> + LAST_CONFLICT },
> .minval = 0,
> .maxval = UINT_MAX,
> .defaultval = SUBOPT_NEEDS_VAL,
> },
> { .index = D_AGSIZE,
> + .conflicts = { D_AGCOUNT,
> + LAST_CONFLICT },
> .convert = true,
> .minval = XFS_AG_MIN_BYTES,
> .maxval = XFS_AG_MAX_BYTES,
> .defaultval = SUBOPT_NEEDS_VAL,
> },
> { .index = D_SU,
> + .conflicts = { D_NOALIGN,
> + D_SUNIT,
> + D_SWIDTH,
> + LAST_CONFLICT },
> .convert = true,
> .minval = 0,
> .maxval = UINT_MAX,
> .defaultval = SUBOPT_NEEDS_VAL,
> },
> { .index = D_SW,
> + .conflicts = { D_NOALIGN,
> + D_SUNIT,
> + D_SWIDTH,
> + LAST_CONFLICT },
> .minval = 0,
> .maxval = UINT_MAX,
> .defaultval = SUBOPT_NEEDS_VAL,
> },
> { .index = D_SECTLOG,
> + .conflicts = { D_SECTSIZE,
> + LAST_CONFLICT },
> .minval = XFS_MIN_SECTORSIZE_LOG,
> .maxval = XFS_MAX_SECTORSIZE_LOG,
> .defaultval = SUBOPT_NEEDS_VAL,
> },
> { .index = D_SECTSIZE,
> + .conflicts = { D_SECTLOG,
> + LAST_CONFLICT },
> .convert = true,
> .is_power_2 = true,
> .minval = XFS_MIN_SECTORSIZE,
> @@ -244,21 +284,29 @@ struct opt_params dopts = {
> .defaultval = SUBOPT_NEEDS_VAL,
> },
> { .index = D_NOALIGN,
> + .conflicts = { D_SU,
> + D_SW,
> + D_SUNIT,
> + D_SWIDTH,
> + LAST_CONFLICT },
> .minval = 0,
> .maxval = 1,
> .defaultval = 1,
> },
> { .index = D_RTINHERIT,
> + .conflicts = { LAST_CONFLICT },
> .minval = 1,
> .maxval = 1,
> .defaultval = 1,
> },
> { .index = D_PROJINHERIT,
> + .conflicts = { LAST_CONFLICT },
> .minval = 0,
> .maxval = UINT_MAX,
> .defaultval = SUBOPT_NEEDS_VAL,
> },
> { .index = D_EXTSZINHERIT,
> + .conflicts = { LAST_CONFLICT },
> .minval = 0,
> .maxval = UINT_MAX,
> .defaultval = SUBOPT_NEEDS_VAL,
> @@ -290,43 +338,57 @@ struct opt_params iopts = {
> },
> .subopt_params = {
> { .index = I_ALIGN,
> + .conflicts = { LAST_CONFLICT },
> .minval = 0,
> .maxval = 1,
> .defaultval = 1,
> },
> { .index = I_LOG,
> + .conflicts = { I_PERBLOCK,
> + I_SIZE,
> + LAST_CONFLICT },
> .minval = XFS_DINODE_MIN_LOG,
> .maxval = XFS_DINODE_MAX_LOG,
> .defaultval = SUBOPT_NEEDS_VAL,
> },
> { .index = I_MAXPCT,
> + .conflicts = { LAST_CONFLICT },
> .minval = 0,
> .maxval = 100,
> .defaultval = SUBOPT_NEEDS_VAL,
> },
> { .index = I_PERBLOCK,
> + .conflicts = { I_LOG,
> + I_SIZE,
> + LAST_CONFLICT },
> .is_power_2 = true,
> .minval = XFS_MIN_INODE_PERBLOCK,
> .maxval = XFS_MAX_BLOCKSIZE / XFS_DINODE_MIN_SIZE,
> .defaultval = SUBOPT_NEEDS_VAL,
> },
> { .index = I_SIZE,
> + .conflicts = { I_PERBLOCK,
> + I_LOG,
> + LAST_CONFLICT },
> .is_power_2 = true,
> .minval = XFS_DINODE_MIN_SIZE,
> .maxval = XFS_DINODE_MAX_SIZE,
> .defaultval = SUBOPT_NEEDS_VAL,
> },
> { .index = I_ATTR,
> + .conflicts = { LAST_CONFLICT },
> .minval = 0,
> .maxval = 2,
> .defaultval = SUBOPT_NEEDS_VAL,
> },
> { .index = I_PROJID32BIT,
> + .conflicts = { LAST_CONFLICT },
> .minval = 0,
> .maxval = 1,
> .defaultval = 1,
> },
> { .index = I_SPINODES,
> + .conflicts = { LAST_CONFLICT },
> .minval = 0,
> .maxval = 1,
> .defaultval = 1,
> @@ -365,46 +427,64 @@ struct opt_params lopts = {
> },
> .subopt_params = {
> { .index = L_AGNUM,
> + .conflicts = { L_DEV,
> + LAST_CONFLICT },
> .minval = 0,
> .maxval = UINT_MAX,
> .defaultval = SUBOPT_NEEDS_VAL,
> },
> { .index = L_INTERNAL,
> + .conflicts = { L_FILE,
> + L_DEV,
> + LAST_CONFLICT },
> .minval = 0,
> .maxval = 1,
> .defaultval = 1,
> },
> { .index = L_SIZE,
> + .conflicts = { LAST_CONFLICT },
> .convert = true,
> .minval = 2 * 1024 * 1024LL, /* XXX: XFS_MIN_LOG_BYTES */
> .maxval = XFS_MAX_LOG_BYTES,
> .defaultval = SUBOPT_NEEDS_VAL,
> },
> { .index = L_VERSION,
> + .conflicts = { LAST_CONFLICT },
> .minval = 1,
> .maxval = 2,
> .defaultval = SUBOPT_NEEDS_VAL,
> },
> { .index = L_SUNIT,
> + .conflicts = { L_SU,
> + LAST_CONFLICT },
> .minval = BTOBB(XLOG_MIN_RECORD_BSIZE),
> .maxval = BTOBB(XLOG_MAX_RECORD_BSIZE),
> .defaultval = SUBOPT_NEEDS_VAL,
> },
> { .index = L_SU,
> + .conflicts = { L_SUNIT,
> + LAST_CONFLICT },
> .convert = true,
> .minval = XLOG_MIN_RECORD_BSIZE,
> .maxval = UINT_MAX,
> .defaultval = SUBOPT_NEEDS_VAL,
> },
> { .index = L_DEV,
> + .conflicts = { L_AGNUM,
> + L_INTERNAL,
> + LAST_CONFLICT },
> .defaultval = SUBOPT_NEEDS_VAL,
> },
> { .index = L_SECTLOG,
> + .conflicts = { L_SECTSIZE,
> + LAST_CONFLICT },
> .minval = XFS_MIN_SECTORSIZE_LOG,
> .maxval = XFS_MAX_SECTORSIZE_LOG,
> .defaultval = SUBOPT_NEEDS_VAL,
> },
> { .index = L_SECTSIZE,
> + .conflicts = { L_SECTLOG,
> + LAST_CONFLICT },
> .convert = true,
> .is_power_2 = true,
> .minval = XFS_MIN_SECTORSIZE,
> @@ -412,14 +492,20 @@ struct opt_params lopts = {
> .defaultval = SUBOPT_NEEDS_VAL,
> },
> { .index = L_FILE,
> + .conflicts = { L_INTERNAL,
> + LAST_CONFLICT },
> .minval = 0,
> .maxval = 1,
> .defaultval = 1,
> },
> { .index = L_NAME,
> + .conflicts = { L_AGNUM,
> + L_INTERNAL,
> + LAST_CONFLICT },
> .defaultval = SUBOPT_NEEDS_VAL,
> },
> { .index = L_LAZYSBCNTR,
> + .conflicts = { LAST_CONFLICT },
> .minval = 0,
> .maxval = 1,
> .defaultval = 1,
> @@ -442,11 +528,15 @@ struct opt_params nopts = {
> },
> .subopt_params = {
> { .index = N_LOG,
> + .conflicts = { N_SIZE,
> + LAST_CONFLICT },
> .minval = XFS_MIN_REC_DIRSIZE,
> .maxval = XFS_MAX_BLOCKSIZE_LOG,
> .defaultval = SUBOPT_NEEDS_VAL,
> },
> { .index = N_SIZE,
> + .conflicts = { N_LOG,
> + LAST_CONFLICT },
> .convert = true,
> .is_power_2 = true,
> .minval = 1 << XFS_MIN_REC_DIRSIZE,
> @@ -454,11 +544,13 @@ struct opt_params nopts = {
> .defaultval = SUBOPT_NEEDS_VAL,
> },
> { .index = N_VERSION,
> + .conflicts = { LAST_CONFLICT },
> .minval = 2,
> .maxval = 2,
> .defaultval = SUBOPT_NEEDS_VAL,
> },
> { .index = N_FTYPE,
> + .conflicts = { LAST_CONFLICT },
> .minval = 0,
> .maxval = 1,
> .defaultval = 1,
> @@ -485,32 +577,38 @@ struct opt_params ropts = {
> },
> .subopt_params = {
> { .index = R_EXTSIZE,
> + .conflicts = { LAST_CONFLICT },
> .convert = true,
> .minval = XFS_MIN_RTEXTSIZE,
> .maxval = XFS_MAX_RTEXTSIZE,
> .defaultval = SUBOPT_NEEDS_VAL,
> },
> { .index = R_SIZE,
> + .conflicts = { LAST_CONFLICT },
> .convert = true,
> .minval = 0,
> .maxval = LLONG_MAX,
> .defaultval = SUBOPT_NEEDS_VAL,
> },
> { .index = R_DEV,
> + .conflicts = { LAST_CONFLICT },
> .defaultval = SUBOPT_NEEDS_VAL,
> },
> { .index = R_FILE,
> .minval = 0,
> .maxval = 1,
> .defaultval = 1,
> + .conflicts = { LAST_CONFLICT },
> },
> { .index = R_NAME,
> + .conflicts = { LAST_CONFLICT },
> .defaultval = SUBOPT_NEEDS_VAL,
> },
> { .index = R_NOALIGN,
> .minval = 0,
> .maxval = 1,
> .defaultval = 1,
> + .conflicts = { LAST_CONFLICT },
> },
> },
> };
> @@ -530,16 +628,25 @@ struct opt_params sopts = {
> },
> .subopt_params = {
> { .index = S_LOG,
> + .conflicts = { S_SIZE,
> + S_SECTSIZE,
> + LAST_CONFLICT },
> .minval = XFS_MIN_SECTORSIZE_LOG,
> .maxval = XFS_MAX_SECTORSIZE_LOG,
> .defaultval = SUBOPT_NEEDS_VAL,
> },
> { .index = S_SECTLOG,
> + .conflicts = { S_SIZE,
> + S_SECTSIZE,
> + LAST_CONFLICT },
> .minval = XFS_MIN_SECTORSIZE_LOG,
> .maxval = XFS_MAX_SECTORSIZE_LOG,
> .defaultval = SUBOPT_NEEDS_VAL,
> },
> { .index = S_SIZE,
> + .conflicts = { S_LOG,
> + S_SECTLOG,
> + LAST_CONFLICT },
> .convert = true,
> .is_power_2 = true,
> .minval = XFS_MIN_SECTORSIZE,
> @@ -547,6 +654,9 @@ struct opt_params sopts = {
> .defaultval = SUBOPT_NEEDS_VAL,
> },
> { .index = S_SECTSIZE,
> + .conflicts = { S_LOG,
> + S_SECTLOG,
> + LAST_CONFLICT },
> .convert = true,
> .is_power_2 = true,
> .minval = XFS_MIN_SECTORSIZE,
> @@ -569,16 +679,19 @@ struct opt_params mopts = {
> },
> .subopt_params = {
> { .index = M_CRC,
> + .conflicts = { LAST_CONFLICT },
> .minval = 0,
> .maxval = 1,
> .defaultval = 1,
> },
> { .index = M_FINOBT,
> + .conflicts = { LAST_CONFLICT },
> .minval = 0,
> .maxval = 1,
> .defaultval = 1,
> },
> { .index = M_UUID,
> + .conflicts = { LAST_CONFLICT },
> .defaultval = SUBOPT_NEEDS_VAL,
> },
> },
> @@ -620,30 +733,14 @@ calc_stripe_factors(
> int *lsunit)
> {
> /* Handle data sunit/swidth options */
> - if (*dsunit || *dswidth) {
> - if (dsu || dsw) {
> - fprintf(stderr,
> - _("data su/sw must not be used in "
> - "conjunction with data sunit/swidth\n"));
> - usage();
> - }
> -
> - if ((*dsunit && !*dswidth) || (!*dsunit && *dswidth)) {
> - fprintf(stderr,
> - _("both data sunit and data swidth options "
> - "must be specified\n"));
> - usage();
> - }
> + if ((*dsunit && !*dswidth) || (!*dsunit && *dswidth)) {
> + fprintf(stderr,
> + _("both data sunit and data swidth options "
> + "must be specified\n"));
> + usage();
> }
>
> if (dsu || dsw) {
> - if (*dsunit || *dswidth) {
> - fprintf(stderr,
> - _("data sunit/swidth must not be used in "
> - "conjunction with data su/sw\n"));
> - usage();
> - }
> -
> if ((dsu && !dsw) || (!dsu && dsw)) {
> fprintf(stderr,
> _("both data su and data sw options "
> @@ -671,24 +768,8 @@ calc_stripe_factors(
>
> /* Handle log sunit options */
>
> - if (*lsunit) {
> - if (lsu) {
> - fprintf(stderr,
> - _("log su should not be used in "
> - "conjunction with log sunit\n"));
> - usage();
> - }
> - }
> -
> - if (lsu) {
> - if (*lsunit) {
> - fprintf(stderr,
> - _("log sunit should not be used in "
> - "conjunction with log su\n"));
> - usage();
> - }
> + if (lsu)
> *lsunit = (int)BTOBBT(lsu);
> - }
> }
>
> /*
> @@ -1410,6 +1491,17 @@ getnum(
> respec(opts->name, (char **)opts->subopts, index);
> sp->seen = true;
>
> + /* check for conflicts with the option */
> + for (c = 0; c < MAX_CONFLICTS; c++) {
> + int conflict_opt = sp->conflicts[c];
> +
> + if (conflict_opt == LAST_CONFLICT)
> + break;
> + if (opts->subopt_params[conflict_opt].seen)
> + conflict(opts->name, (char **)opts->subopts,
> + conflict_opt, index);
> + }
> +
> /* empty strings might just return a default value */
> if (!str || *str == '\0') {
> if (sp->defaultval == SUBOPT_NEEDS_VAL)
> @@ -1607,17 +1699,11 @@ main(
> switch (getsubopt(&p, (constpp)subopts,
> &value)) {
> case B_LOG:
> - if (bsflag)
> - conflict('b', subopts, B_SIZE,
> - B_LOG);
> blocklog = getnum(value, &bopts, B_LOG);
> blocksize = 1 << blocklog;
> blflag = 1;
> break;
> case B_SIZE:
> - if (blflag)
> - conflict('b', subopts, B_LOG,
> - B_SIZE);
> blocksize = getnum(value, &bopts,
> B_SIZE);
> blocklog = libxfs_highbit32(blocksize);
> @@ -1666,61 +1752,29 @@ main(
> dsize = value;
> break;
> case D_SUNIT:
> - if (nodsflag)
> - conflict('d', subopts, D_NOALIGN,
> - D_SUNIT);
> dsunit = getnum(value, &dopts, D_SUNIT);
> break;
> case D_SWIDTH:
> - if (nodsflag)
> - conflict('d', subopts, D_NOALIGN,
> - D_SWIDTH);
> dswidth = getnum(value, &dopts,
> D_SWIDTH);
> break;
> case D_SU:
> - if (nodsflag)
> - conflict('d', subopts, D_NOALIGN,
> - D_SU);
> dsu = getnum(value, &dopts, D_SU);
> break;
> case D_SW:
> - if (nodsflag)
> - conflict('d', subopts, D_NOALIGN,
> - D_SW);
> dsw = getnum(value, &dopts, D_SW);
> break;
> case D_NOALIGN:
> nodsflag = getnum(value, &dopts,
> - D_NOALIGN);
> - if (nodsflag) {
> - if (dsu)
> - conflict('d', subopts, D_SU,
> - D_NOALIGN);
> - if (dsunit)
> - conflict('d', subopts, D_SUNIT,
> - D_NOALIGN);
> - if (dsw)
> - conflict('d', subopts, D_SW,
> D_NOALIGN);
> - if (dswidth)
> - conflict('d', subopts, D_SWIDTH,
> - D_NOALIGN);
> - }
> break;
> case D_SECTLOG:
> - if (ssflag)
> - conflict('d', subopts, D_SECTSIZE,
> - D_SECTLOG);
> sectorlog = getnum(value, &dopts,
> D_SECTLOG);
> sectorsize = 1 << sectorlog;
> slflag = 1;
> break;
> case D_SECTSIZE:
> - if (slflag)
> - conflict('d', subopts, D_SECTLOG,
> - D_SECTSIZE);
> sectorsize = getnum(value, &dopts,
> D_SECTSIZE);
> sectorlog =
> @@ -1763,12 +1817,6 @@ main(
> &iopts, I_ALIGN);
> break;
> case I_LOG:
> - if (ipflag)
> - conflict('i', subopts, I_PERBLOCK,
> - I_LOG);
> - if (isflag)
> - conflict('i', subopts, I_SIZE,
> - I_LOG);
> inodelog = getnum(value, &iopts, I_LOG);
> isize = 1 << inodelog;
> ilflag = 1;
> @@ -1779,23 +1827,11 @@ main(
> imflag = 1;
> break;
> case I_PERBLOCK:
> - if (ilflag)
> - conflict('i', subopts, I_LOG,
> - I_PERBLOCK);
> - if (isflag)
> - conflict('i', subopts, I_SIZE,
> - I_PERBLOCK);
> inopblock = getnum(value, &iopts,
> I_PERBLOCK);
> ipflag = 1;
> break;
> case I_SIZE:
> - if (ilflag)
> - conflict('i', subopts, I_LOG,
> - I_SIZE);
> - if (ipflag)
> - conflict('i', subopts, I_PERBLOCK,
> - I_SIZE);
> isize = getnum(value, &iopts, I_SIZE);
> inodelog = libxfs_highbit32(isize);
> isflag = 1;
> @@ -1810,9 +1846,8 @@ main(
> I_PROJID32BIT);
> break;
> case I_SPINODES:
> - sb_feat.spinodes =
> - getnum(value, &iopts,
> - I_SPINODES);
> + sb_feat.spinodes = getnum(value,
> + &iopts, I_SPINODES);
> break;
> default:
> unknown('i', value);
> @@ -1828,8 +1863,6 @@ main(
> switch (getsubopt(&p, (constpp)subopts,
> &value)) {
> case L_AGNUM:
> - if (ldflag)
> - conflict('l', subopts, L_AGNUM, L_DEV);
> logagno = getnum(value, &lopts, L_AGNUM);
> laflag = 1;
> break;
> @@ -1843,12 +1876,6 @@ main(
> xi.lcreat = 1;
> break;
> case L_INTERNAL:
> - if (ldflag)
> - conflict('l', subopts, L_INTERNAL, L_DEV);
> - if (xi.lisfile)
> - conflict('l', subopts, L_FILE,
> - L_INTERNAL);
> -
> loginternal = getnum(value, &lopts,
> L_INTERNAL);
> liflag = 1;
> @@ -1890,18 +1917,12 @@ main(
> lsflag = 1;
> break;
> case L_SECTLOG:
> - if (lssflag)
> - conflict('l', subopts, L_SECTSIZE,
> - L_SECTLOG);
> lsectorlog = getnum(value, &lopts,
> L_SECTLOG);
> lsectorsize = 1 << lsectorlog;
> lslflag = 1;
> break;
> case L_SECTSIZE:
> - if (lslflag)
> - conflict('l', subopts, L_SECTLOG,
> - L_SECTSIZE);
> lsectorsize = getnum(value, &lopts,
> L_SECTSIZE);
> lsectorlog =
> @@ -1966,18 +1987,12 @@ _("cannot specify both -m crc=1 and -n ftype\n"));
> switch (getsubopt(&p, (constpp)subopts,
> &value)) {
> case N_LOG:
> - if (nsflag)
> - conflict('n', subopts, N_SIZE,
> - N_LOG);
> dirblocklog = getnum(value, &nopts,
> N_LOG);
> dirblocksize = 1 << dirblocklog;
> nlflag = 1;
> break;
> case N_SIZE:
> - if (nlflag)
> - conflict('n', subopts, N_LOG,
> - N_SIZE);
> dirblocksize = getnum(value, &nopts,
> N_SIZE);
> dirblocklog =
> @@ -2083,7 +2098,7 @@ _("cannot specify both -m crc=1 and -n ftype\n"));
> &value)) {
> case S_LOG:
> case S_SECTLOG:
> - if (ssflag || lssflag)
> + if (lssflag)
> conflict('s', subopts,
> S_SECTSIZE, S_SECTLOG);
> sectorlog = getnum(value, &sopts,
> @@ -2095,7 +2110,7 @@ _("cannot specify both -m crc=1 and -n ftype\n"));
> break;
> case S_SIZE:
> case S_SECTSIZE:
> - if (slflag || lslflag)
> + if (lslflag)
> conflict('s', subopts, S_SECTLOG,
> S_SECTSIZE);
> sectorsize = getnum(value, &sopts,
> @@ -2316,11 +2331,6 @@ _("warning: sparse inodes not supported without CRC support, disabled.\n"));
> dirblocksize = 1 << dirblocklog;
> }
>
> - if (daflag && dasize) {
> - fprintf(stderr,
> - _("both -d agcount= and agsize= specified, use one or the other\n"));
> - usage();
> - }
>
> if (xi.disfile && (!dsize || !xi.dname)) {
> fprintf(stderr,
>
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