From ae5dfc56b7a96805d5a0b50eaf93b9fec8604298 Mon Sep 17 00:00:00 2001 From: Mariusz Tkaczyk Date: Tue, 19 Jul 2022 14:48:23 +0200 Subject: [PATCH 49/52] mdadm: move data_offset to struct shape Data offset is a shape property so move it there to remove additional parameter from some functions. Signed-off-by: Mariusz Tkaczyk Signed-off-by: Jes Sorensen --- Create.c | 16 ++++++++-------- Grow.c | 7 +++---- mdadm.c | 20 +++++++++----------- mdadm.h | 5 ++--- 4 files changed, 22 insertions(+), 26 deletions(-) diff --git a/Create.c b/Create.c index c84c1ac8..e06ec2ae 100644 --- a/Create.c +++ b/Create.c @@ -95,7 +95,7 @@ int Create(struct supertype *st, char *mddev, char *name, int *uuid, int subdevs, struct mddev_dev *devlist, struct shape *s, - struct context *c, unsigned long long data_offset) + struct context *c) { /* * Create a new raid array. @@ -288,7 +288,7 @@ int Create(struct supertype *st, char *mddev, newsize = s->size * 2; if (st && ! st->ss->validate_geometry(st, s->level, s->layout, s->raiddisks, &s->chunk, s->size*2, - data_offset, NULL, + s->data_offset, NULL, &newsize, s->consistency_policy, c->verbose >= 0)) return 1; @@ -323,10 +323,10 @@ int Create(struct supertype *st, char *mddev, info.array.working_disks = 0; dnum = 0; for (dv = devlist; dv; dv = dv->next) - if (data_offset == VARIABLE_OFFSET) + if (s->data_offset == VARIABLE_OFFSET) dv->data_offset = INVALID_SECTORS; else - dv->data_offset = data_offset; + dv->data_offset = s->data_offset; for (dv=devlist; dv && !have_container; dv=dv->next, dnum++) { char *dname = dv->devname; @@ -342,7 +342,7 @@ int Create(struct supertype *st, char *mddev, missing_disks ++; continue; } - if (data_offset == VARIABLE_OFFSET) { + if (s->data_offset == VARIABLE_OFFSET) { doff = strchr(dname, ':'); if (doff) { *doff++ = 0; @@ -350,7 +350,7 @@ int Create(struct supertype *st, char *mddev, } else dv->data_offset = INVALID_SECTORS; } else - dv->data_offset = data_offset; + dv->data_offset = s->data_offset; dfd = open(dname, O_RDONLY); if (dfd < 0) { @@ -535,7 +535,7 @@ int Create(struct supertype *st, char *mddev, if (!st->ss->validate_geometry(st, s->level, s->layout, s->raiddisks, &s->chunk, minsize*2, - data_offset, + s->data_offset, NULL, NULL, s->consistency_policy, 0)) { pr_err("devices too large for RAID level %d\n", s->level); @@ -754,7 +754,7 @@ int Create(struct supertype *st, char *mddev, } } if (!st->ss->init_super(st, &info.array, s, name, c->homehost, uuid, - data_offset)) + s->data_offset)) goto abort_locked; total_slots = info.array.nr_disks; diff --git a/Grow.c b/Grow.c index 5780635a..868bdc3a 100644 --- a/Grow.c +++ b/Grow.c @@ -1775,7 +1775,6 @@ static int reshape_container(char *container, char *devname, int Grow_reshape(char *devname, int fd, struct mddev_dev *devlist, - unsigned long long data_offset, struct context *c, struct shape *s) { /* Make some changes in the shape of an array. @@ -1821,7 +1820,7 @@ int Grow_reshape(char *devname, int fd, return 1; } - if (data_offset != INVALID_SECTORS && array.level != 10 && + if (s->data_offset != INVALID_SECTORS && array.level != 10 && (array.level < 4 || array.level > 6)) { pr_err("--grow --data-offset not yet supported\n"); return 1; @@ -2179,7 +2178,7 @@ size_change_error: if ((s->level == UnSet || s->level == array.level) && (s->layout_str == NULL) && (s->chunk == 0 || s->chunk == array.chunk_size) && - data_offset == INVALID_SECTORS && + s->data_offset == INVALID_SECTORS && (s->raiddisks == 0 || s->raiddisks == array.raid_disks)) { /* Nothing more to do */ if (!changed && c->verbose >= 0) @@ -2379,7 +2378,7 @@ size_change_error: } sync_metadata(st); rv = reshape_array(container, fd, devname, st, &info, c->force, - devlist, data_offset, c->backup_file, + devlist, s->data_offset, c->backup_file, c->verbose, 0, 0, 0); frozen = 0; } diff --git a/mdadm.c b/mdadm.c index 180f7a9c..845e4466 100644 --- a/mdadm.c +++ b/mdadm.c @@ -49,7 +49,6 @@ int main(int argc, char *argv[]) int i; unsigned long long array_size = 0; - unsigned long long data_offset = INVALID_SECTORS; struct mddev_ident ident; char *configfile = NULL; int devmode = 0; @@ -79,6 +78,7 @@ int main(int argc, char *argv[]) .layout = UnSet, .bitmap_chunk = UnSet, .consistency_policy = CONSISTENCY_POLICY_UNKNOWN, + .data_offset = INVALID_SECTORS, }; char sys_hostname[256]; @@ -479,15 +479,15 @@ int main(int argc, char *argv[]) case O(CREATE,DataOffset): case O(GROW,DataOffset): - if (data_offset != INVALID_SECTORS) { + if (s.data_offset != INVALID_SECTORS) { pr_err("data-offset may only be specified one. Second value is %s.\n", optarg); exit(2); } if (mode == CREATE && strcmp(optarg, "variable") == 0) - data_offset = VARIABLE_OFFSET; + s.data_offset = VARIABLE_OFFSET; else - data_offset = parse_size(optarg); - if (data_offset == INVALID_SECTORS) { + s.data_offset = parse_size(optarg); + if (s.data_offset == INVALID_SECTORS) { pr_err("invalid data-offset: %s\n", optarg); exit(2); @@ -1416,7 +1416,7 @@ int main(int argc, char *argv[]) exit(1); } - if (c.backup_file && data_offset != INVALID_SECTORS) { + if (c.backup_file && s.data_offset != INVALID_SECTORS) { pr_err("--backup-file and --data-offset are incompatible\n"); exit(2); } @@ -1587,8 +1587,7 @@ int main(int argc, char *argv[]) rv = Create(ss, devlist->devname, ident.name, ident.uuid_set ? ident.uuid : NULL, - devs_found-1, devlist->next, - &s, &c, data_offset); + devs_found - 1, devlist->next, &s, &c); break; case MISC: if (devmode == 'E') { @@ -1706,10 +1705,9 @@ int main(int argc, char *argv[]) c.verbose); else if (s.size > 0 || s.raiddisks || s.layout_str || s.chunk != 0 || s.level != UnSet || - data_offset != INVALID_SECTORS) { + s.data_offset != INVALID_SECTORS) { rv = Grow_reshape(devlist->devname, mdfd, - devlist->next, - data_offset, &c, &s); + devlist->next, &c, &s); } else if (s.consistency_policy != CONSISTENCY_POLICY_UNKNOWN) { rv = Grow_consistency_policy(devlist->devname, mdfd, &c, &s); } else if (array_size == 0) diff --git a/mdadm.h b/mdadm.h index 93e72786..adb7cdaa 100644 --- a/mdadm.h +++ b/mdadm.h @@ -595,6 +595,7 @@ struct shape { int assume_clean; int write_behind; unsigned long long size; + unsigned long long data_offset; int consistency_policy; }; @@ -1431,7 +1432,6 @@ extern int Grow_addbitmap(char *devname, int fd, struct context *c, struct shape *s); extern int Grow_reshape(char *devname, int fd, struct mddev_dev *devlist, - unsigned long long data_offset, struct context *c, struct shape *s); extern int Grow_restart(struct supertype *st, struct mdinfo *info, int *fdlist, int cnt, char *backup_file, int verbose); @@ -1462,8 +1462,7 @@ extern int Create(struct supertype *st, char *mddev, char *name, int *uuid, int subdevs, struct mddev_dev *devlist, struct shape *s, - struct context *c, - unsigned long long data_offset); + struct context *c); extern int Detail(char *dev, struct context *c); extern int Detail_Platform(struct superswitch *ss, int scan, int verbose, int export, char *controller_path); -- 2.31.1