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137 lines
4.1 KiB
137 lines
4.1 KiB
11 months ago
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From f8d2c4286a92b7acb7872271a401ad1efe336096 Mon Sep 17 00:00:00 2001
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From: Jes Sorensen <jes@trained-monkey.org>
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Date: Mon, 10 Apr 2023 11:45:34 -0400
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Subject: [PATCH 119/125] Bump minimum kernel version to 2.6.32
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Summary: At this point it probably is reasonable to drop support for
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anything prior to 3.10.
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Signed-off-by: Jes Sorensen <jes@trained-monkey.org>
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---
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Create.c | 5 -----
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Grow.c | 16 ----------------
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Manage.c | 17 -----------------
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mdadm.c | 4 ++--
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super1.c | 5 -----
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5 files changed, 2 insertions(+), 45 deletions(-)
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diff --git a/Create.c b/Create.c
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index 0911bf92..aa0472dd 100644
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--- a/Create.c
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+++ b/Create.c
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@@ -636,11 +636,6 @@ int Create(struct supertype *st, char *mddev,
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break;
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case LEVEL_LINEAR:
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/* a chunksize of zero 0s perfectly valid (and preferred) since 2.6.16 */
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- if (get_linux_version() < 2006016 && s->chunk == 0) {
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- s->chunk = 64;
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- if (c->verbose > 0)
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- pr_err("chunk size defaults to 64K\n");
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- }
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break;
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case 1:
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case LEVEL_FAULTY:
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diff --git a/Grow.c b/Grow.c
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index 06001f2d..8fa97875 100644
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--- a/Grow.c
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+++ b/Grow.c
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@@ -1708,14 +1708,6 @@ char *analyse_change(char *devname, struct mdinfo *info, struct reshape *re)
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return NULL;
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}
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- if (re->after.data_disks == re->before.data_disks &&
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- get_linux_version() < 2006032)
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- return "in-place reshape is not safe before 2.6.32 - sorry.";
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-
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- if (re->after.data_disks < re->before.data_disks &&
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- get_linux_version() < 2006030)
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- return "reshape to fewer devices is not supported before 2.6.30 - sorry.";
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-
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re->backup_blocks = compute_backup_blocks(
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info->new_chunk, info->array.chunk_size,
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re->after.data_disks, re->before.data_disks);
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@@ -1895,14 +1887,6 @@ int Grow_reshape(char *devname, int fd,
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return 1;
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}
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- if (s->raiddisks && s->raiddisks < array.raid_disks &&
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- array.level > 1 && get_linux_version() < 2006032 &&
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- !check_env("MDADM_FORCE_FEWER")) {
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- pr_err("reducing the number of devices is not safe before Linux 2.6.32\n"
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- " Please use a newer kernel\n");
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- return 1;
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- }
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-
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if (array.level > 1 && s->size > 1 &&
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(unsigned long long) (array.chunk_size / 1024) > s->size) {
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pr_err("component size must be larger than chunk size.\n");
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diff --git a/Manage.c b/Manage.c
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index fde6aba3..f54de7c6 100644
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--- a/Manage.c
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+++ b/Manage.c
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@@ -461,17 +461,6 @@ done:
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goto out;
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}
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- if (get_linux_version() < 2006028) {
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- /* prior to 2.6.28, KOBJ_CHANGE was not sent when an md array
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- * was stopped, so We'll do it here just to be sure. Drop any
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- * partitions as well...
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- */
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- if (fd >= 0)
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- ioctl(fd, BLKRRPART, 0);
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- if (mdi)
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- sysfs_uevent(mdi, "change");
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- }
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-
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if (devnm[0] && use_udev()) {
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struct map_ent *mp = map_by_devnm(&map, devnm);
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remove_devices(devnm, mp ? mp->path : NULL);
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@@ -621,12 +610,6 @@ int attempt_re_add(int fd, int tfd, struct mddev_dev *dv,
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* though.
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*/
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mdu_disk_info_t disc;
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- /* re-add doesn't work for version-1 superblocks
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- * before 2.6.18 :-(
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- */
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- if (array->major_version == 1 &&
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- get_linux_version() <= 2006018)
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- goto skip_re_add;
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disc.number = mdi.disk.number;
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if (md_get_disk_info(fd, &disc) != 0 ||
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disc.major != 0 || disc.minor != 0)
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diff --git a/mdadm.c b/mdadm.c
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index 4685ad6b..2296911d 100644
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--- a/mdadm.c
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+++ b/mdadm.c
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@@ -107,8 +107,8 @@ int main(int argc, char *argv[])
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srandom(time(0) ^ getpid());
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- if (get_linux_version() < 2006015) {
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- pr_err("This version of mdadm does not support kernels older than 2.6.15\n");
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+ if (get_linux_version() < 2006032) {
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+ pr_err("This version of mdadm does not support kernels older than 2.6.32\n");
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exit(1);
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}
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diff --git a/super1.c b/super1.c
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index 1d20ef55..938c3a68 100644
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--- a/super1.c
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+++ b/super1.c
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@@ -2033,11 +2033,6 @@ static int write_init_super1(struct supertype *st)
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/* same array, so preserve events and
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* dev_number */
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sb->events = refsb->events;
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- /* bugs in 2.6.17 and earlier mean the
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- * dev_number chosen in Manage must be preserved
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- */
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- if (get_linux_version() >= 2006018)
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- sb->dev_number = refsb->dev_number;
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}
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free_super1(refst);
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}
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--
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2.38.1
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