diff options
Diffstat (limited to 'super-ddf.c')
-rw-r--r-- | super-ddf.c | 88 |
1 files changed, 39 insertions, 49 deletions
diff --git a/super-ddf.c b/super-ddf.c index abbc8b09..9d867f69 100644 --- a/super-ddf.c +++ b/super-ddf.c @@ -503,13 +503,6 @@ struct ddf_super { static int load_super_ddf_all(struct supertype *st, int fd, void **sbp, char *devname); static int get_svd_state(const struct ddf_super *, const struct vcl *); -static int -validate_geometry_ddf_container(struct supertype *st, - int level, int layout, int raiddisks, - int chunk, unsigned long long size, - unsigned long long data_offset, - char *dev, unsigned long long *freesize, - int verbose); static int validate_geometry_ddf_bvd(struct supertype *st, int level, int layout, int raiddisks, @@ -3322,6 +3315,42 @@ static int reserve_space(struct supertype *st, int raiddisks, return 1; } +static int +validate_geometry_ddf_container(struct supertype *st, + int level, int raiddisks, + unsigned long long data_offset, + char *dev, unsigned long long *freesize, + int verbose) +{ + int fd; + unsigned long long ldsize; + + if (level != LEVEL_CONTAINER) + return 0; + if (!dev) + return 1; + + fd = dev_open(dev, O_RDONLY|O_EXCL); + if (fd < 0) { + if (verbose) + pr_err("ddf: Cannot open %s: %s\n", + dev, strerror(errno)); + return 0; + } + if (!get_dev_size(fd, dev, &ldsize)) { + close(fd); + return 0; + } + close(fd); + if (freesize) { + *freesize = avail_size_ddf(st, ldsize >> 9, INVALID_SECTORS); + if (*freesize == 0) + return 0; + } + + return 1; +} + static int validate_geometry_ddf(struct supertype *st, int level, int layout, int raiddisks, int *chunk, unsigned long long size, @@ -3347,11 +3376,9 @@ static int validate_geometry_ddf(struct supertype *st, level = LEVEL_CONTAINER; if (level == LEVEL_CONTAINER) { /* Must be a fresh device to add to a container */ - return validate_geometry_ddf_container(st, level, layout, - raiddisks, *chunk, - size, data_offset, dev, - freesize, - verbose); + return validate_geometry_ddf_container(st, level, raiddisks, + data_offset, dev, + freesize, verbose); } if (!dev) { @@ -3449,43 +3476,6 @@ static int validate_geometry_ddf(struct supertype *st, return 1; } -static int -validate_geometry_ddf_container(struct supertype *st, - int level, int layout, int raiddisks, - int chunk, unsigned long long size, - unsigned long long data_offset, - char *dev, unsigned long long *freesize, - int verbose) -{ - int fd; - unsigned long long ldsize; - - if (level != LEVEL_CONTAINER) - return 0; - if (!dev) - return 1; - - fd = dev_open(dev, O_RDONLY|O_EXCL); - if (fd < 0) { - if (verbose) - pr_err("ddf: Cannot open %s: %s\n", - dev, strerror(errno)); - return 0; - } - if (!get_dev_size(fd, dev, &ldsize)) { - close(fd); - return 0; - } - close(fd); - if (freesize) { - *freesize = avail_size_ddf(st, ldsize >> 9, INVALID_SECTORS); - if (*freesize == 0) - return 0; - } - - return 1; -} - static int validate_geometry_ddf_bvd(struct supertype *st, int level, int layout, int raiddisks, int *chunk, unsigned long long size, |