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openSUSE:Leap:42.3:Staging:C
mdadm
0036-Grow-Fixup-a-pile-of-cosmetic-issues.patch
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File 0036-Grow-Fixup-a-pile-of-cosmetic-issues.patch of Package mdadm
From 6ebf34e6bdd9e952d00ad3c2f12a130bfb68965e Mon Sep 17 00:00:00 2001 From: Jes Sorensen <Jes.Sorensen@gmail.com> Date: Wed, 29 Mar 2017 12:15:20 -0400 Subject: [PATCH] Grow: Fixup a pile of cosmetic issues No code change, simply cleanup ugliness. Signed-off-by: Jes Sorensen <Jes.Sorensen@gmail.com> --- Grow.c | 60 ++++++++++++++++++++++++++++++++---------------------------- 1 file changed, 32 insertions(+), 28 deletions(-) diff --git a/Grow.c b/Grow.c index b86b53e..6405f0e 100755 --- a/Grow.c +++ b/Grow.c @@ -1269,8 +1269,7 @@ char *analyse_change(char *devname, struct mdinfo *info, struct reshape *re) * raid5 with 2 disks, or * raid0 with 1 disk */ - if (info->new_level > 1 && - (info->component_size & 7)) + if (info->new_level > 1 && (info->component_size & 7)) return "Cannot convert RAID1 of this size - reduce size to multiple of 4K first."; if (info->new_level == 0) { if (info->delta_disks != UnSet && @@ -1288,12 +1287,9 @@ char *analyse_change(char *devname, struct mdinfo *info, struct reshape *re) re->level = 1; return NULL; } - if (info->array.raid_disks != 2 && - info->new_level == 5) + if (info->array.raid_disks != 2 && info->new_level == 5) return "Can only convert a 2-device array to RAID5"; - if (info->array.raid_disks == 2 && - info->new_level == 5) { - + if (info->array.raid_disks == 2 && info->new_level == 5) { re->level = 5; re->before.data_disks = 1; if (info->delta_disks != UnSet && @@ -1404,7 +1400,8 @@ char *analyse_change(char *devname, struct mdinfo *info, struct reshape *re) case 0: /* RAID0 can be converted to RAID10, or to RAID456 */ if (info->new_level == 10) { - if (info->new_layout == UnSet && info->delta_disks == UnSet) { + if (info->new_layout == UnSet && + info->delta_disks == UnSet) { /* Assume near=2 layout */ info->new_layout = 0x102; info->delta_disks = info->array.raid_disks; @@ -1643,16 +1640,19 @@ char *analyse_change(char *devname, struct mdinfo *info, struct reshape *re) if (info->delta_disks == UnSet) info->delta_disks = delta_parity; - re->after.data_disks = (re->before.data_disks - + info->delta_disks - - delta_parity); + re->after.data_disks = + (re->before.data_disks + info->delta_disks - delta_parity); + switch (re->level) { - case 6: re->parity = 2; + case 6: + re->parity = 2; break; case 4: - case 5: re->parity = 1; + case 5: + re->parity = 1; break; - default: re->parity = 0; + default: + re->parity = 0; break; } /* So we have a restripe operation, we need to calculate the number @@ -1706,7 +1706,7 @@ static int set_array_size(struct supertype *st, struct mdinfo *sra, if (text_version == NULL) text_version = sra->text_version; - subarray = strchr(text_version+1, '/')+1; + subarray = strchr(text_version + 1, '/')+1; info = st->ss->container_content(st, subarray); if (info) { unsigned long long current_size = 0; @@ -1789,8 +1789,8 @@ int Grow_reshape(char *devname, int fd, devname); return 1; } - if (data_offset != INVALID_SECTORS && array.level != 10 - && (array.level < 4 || array.level > 6)) { + if (data_offset != INVALID_SECTORS && array.level != 10 && + (array.level < 4 || array.level > 6)) { pr_err("--grow --data-offset not yet supported\n"); return 1; } @@ -1802,8 +1802,8 @@ int Grow_reshape(char *devname, int fd, return 1; } - if (s->raiddisks && s->raiddisks < array.raid_disks && array.level > 1 && - get_linux_version() < 2006032 && + if (s->raiddisks && s->raiddisks < array.raid_disks && + array.level > 1 && get_linux_version() < 2006032 && !check_env("MDADM_FORCE_FEWER")) { pr_err("reducing the number of devices is not safe before Linux 2.6.32\n" " Please use a newer kernel\n"); @@ -1873,10 +1873,11 @@ int Grow_reshape(char *devname, int fd, /* check if reshape is allowed based on metadata * indications stored in content.array.status */ - if (content->array.state & (1<<MD_SB_BLOCK_VOLUME)) + if (content->array.state & + (1 << MD_SB_BLOCK_VOLUME)) allow_reshape = 0; - if (content->array.state - & (1<<MD_SB_BLOCK_CONTAINER_RESHAPE)) + if (content->array.state & + (1 << MD_SB_BLOCK_CONTAINER_RESHAPE)) allow_reshape = 0; if (!allow_reshape) { pr_err("cannot reshape arrays in container with unsupported metadata: %s(%s)\n", @@ -1896,7 +1897,7 @@ int Grow_reshape(char *devname, int fd, for (dv = devlist; dv; dv = dv->next) added_disks++; if (s->raiddisks > array.raid_disks && - array.spare_disks +added_disks < (s->raiddisks - array.raid_disks) && + array.spare_disks + added_disks < (s->raiddisks - array.raid_disks) && !c->force) { pr_err("Need %d spare%s to avoid degraded array, and only have %d.\n" " Use --force to over-ride this check.\n", @@ -1906,8 +1907,8 @@ int Grow_reshape(char *devname, int fd, return 1; } - sra = sysfs_read(fd, NULL, GET_LEVEL | GET_DISKS | GET_DEVS - | GET_STATE | GET_VERSION); + sra = sysfs_read(fd, NULL, GET_LEVEL | GET_DISKS | GET_DEVS | + GET_STATE | GET_VERSION); if (sra) { if (st->ss->external && subarray == NULL) { array.level = LEVEL_CONTAINER; @@ -1930,7 +1931,8 @@ int Grow_reshape(char *devname, int fd, } /* ========= set size =============== */ - if (s->size > 0 && (s->size == MAX_SIZE || s->size != (unsigned)array.size)) { + if (s->size > 0 && + (s->size == MAX_SIZE || s->size != (unsigned)array.size)) { unsigned long long orig_size = get_component_size(fd)/2; unsigned long long min_csize; struct mdinfo *mdi; @@ -1946,7 +1948,8 @@ int Grow_reshape(char *devname, int fd, } if (reshape_super(st, s->size, UnSet, UnSet, 0, 0, UnSet, NULL, - devname, APPLY_METADATA_CHANGES, c->verbose > 0)) { + devname, APPLY_METADATA_CHANGES, + c->verbose > 0)) { rv = 1; goto release; } @@ -1965,7 +1968,8 @@ int Grow_reshape(char *devname, int fd, sizeinfo->array.layout, sizeinfo->array.raid_disks); new_size /= data_disks; - dprintf("Metadata size correction from %llu to %llu (%llu)\n", orig_size, new_size, + dprintf("Metadata size correction from %llu to %llu (%llu)\n", + orig_size, new_size, new_size * data_disks); s->size = new_size; sysfs_free(sizeinfo); -- 2.10.2
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