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mdadm/SOURCES/0049-mdadm-move-data_offset-to-struct-shape.patch
CentOS Sources 4dbd6e0726 import mdadm-4.2-7.el8
2023-03-29 09:33:15 +00:00

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From ae5dfc56b7a96805d5a0b50eaf93b9fec8604298 Mon Sep 17 00:00:00 2001
From: Mariusz Tkaczyk <mariusz.tkaczyk@linux.intel.com>
Date: Tue, 19 Jul 2022 14:48:23 +0200
Subject: [PATCH 49/83] 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 <mariusz.tkaczyk@linux.intel.com>
Signed-off-by: Jes Sorensen <jsorensen@fb.com>
---
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);
--
2.38.1
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