aboutsummaryrefslogtreecommitdiff
path: root/drivers/md
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/md')
-rw-r--r--drivers/md/bitmap.c2
-rw-r--r--drivers/md/dm-crypt.c4
-rw-r--r--drivers/md/dm-io.c2
-rw-r--r--drivers/md/dm-ioctl.c9
-rw-r--r--drivers/md/dm-mpath.c16
-rw-r--r--drivers/md/dm-raid1.c2
-rw-r--r--drivers/md/md.c14
-rw-r--r--drivers/md/multipath.c2
-rw-r--r--drivers/md/raid1.c4
-rw-r--r--drivers/md/raid10.c4
10 files changed, 38 insertions, 21 deletions
diff --git a/drivers/md/bitmap.c b/drivers/md/bitmap.c
index 2fba2bbe72d..01654fcabc5 100644
--- a/drivers/md/bitmap.c
+++ b/drivers/md/bitmap.c
@@ -91,7 +91,7 @@ int bitmap_active(struct bitmap *bitmap)
#define WRITE_POOL_SIZE 256
/* mempool for queueing pending writes on the bitmap file */
-static void *write_pool_alloc(unsigned int gfp_flags, void *data)
+static void *write_pool_alloc(gfp_t gfp_flags, void *data)
{
return kmalloc(sizeof(struct page_list), gfp_flags);
}
diff --git a/drivers/md/dm-crypt.c b/drivers/md/dm-crypt.c
index b82bc315047..28c1a628621 100644
--- a/drivers/md/dm-crypt.c
+++ b/drivers/md/dm-crypt.c
@@ -96,7 +96,7 @@ static kmem_cache_t *_crypt_io_pool;
/*
* Mempool alloc and free functions for the page
*/
-static void *mempool_alloc_page(unsigned int __nocast gfp_mask, void *data)
+static void *mempool_alloc_page(gfp_t gfp_mask, void *data)
{
return alloc_page(gfp_mask);
}
@@ -331,7 +331,7 @@ crypt_alloc_buffer(struct crypt_config *cc, unsigned int size,
{
struct bio *bio;
unsigned int nr_iovecs = (size + PAGE_SIZE - 1) >> PAGE_SHIFT;
- int gfp_mask = GFP_NOIO | __GFP_HIGHMEM;
+ gfp_t gfp_mask = GFP_NOIO | __GFP_HIGHMEM;
unsigned int i;
/*
diff --git a/drivers/md/dm-io.c b/drivers/md/dm-io.c
index 9de000131a8..4809b209fbb 100644
--- a/drivers/md/dm-io.c
+++ b/drivers/md/dm-io.c
@@ -32,7 +32,7 @@ struct io {
static unsigned _num_ios;
static mempool_t *_io_pool;
-static void *alloc_io(unsigned int __nocast gfp_mask, void *pool_data)
+static void *alloc_io(gfp_t gfp_mask, void *pool_data)
{
return kmalloc(sizeof(struct io), gfp_mask);
}
diff --git a/drivers/md/dm-ioctl.c b/drivers/md/dm-ioctl.c
index 200a0688f71..54ec737195e 100644
--- a/drivers/md/dm-ioctl.c
+++ b/drivers/md/dm-ioctl.c
@@ -230,11 +230,20 @@ static int dm_hash_insert(const char *name, const char *uuid, struct mapped_devi
static void __hash_remove(struct hash_cell *hc)
{
+ struct dm_table *table;
+
/* remove from the dev hash */
list_del(&hc->uuid_list);
list_del(&hc->name_list);
unregister_with_devfs(hc);
dm_set_mdptr(hc->md, NULL);
+
+ table = dm_get_table(hc->md);
+ if (table) {
+ dm_table_event(table);
+ dm_table_put(table);
+ }
+
dm_put(hc->md);
if (hc->new_map)
dm_table_put(hc->new_map);
diff --git a/drivers/md/dm-mpath.c b/drivers/md/dm-mpath.c
index 785806bdb24..f9b7b32d5d5 100644
--- a/drivers/md/dm-mpath.c
+++ b/drivers/md/dm-mpath.c
@@ -329,13 +329,17 @@ static int map_io(struct multipath *m, struct bio *bio, struct mpath_io *mpio,
/*
* If we run out of usable paths, should we queue I/O or error it?
*/
-static int queue_if_no_path(struct multipath *m, unsigned queue_if_no_path)
+static int queue_if_no_path(struct multipath *m, unsigned queue_if_no_path,
+ unsigned save_old_value)
{
unsigned long flags;
spin_lock_irqsave(&m->lock, flags);
- m->saved_queue_if_no_path = m->queue_if_no_path;
+ if (save_old_value)
+ m->saved_queue_if_no_path = m->queue_if_no_path;
+ else
+ m->saved_queue_if_no_path = queue_if_no_path;
m->queue_if_no_path = queue_if_no_path;
if (!m->queue_if_no_path && m->queue_size)
queue_work(kmultipathd, &m->process_queued_ios);
@@ -677,7 +681,7 @@ static int parse_features(struct arg_set *as, struct multipath *m,
return 0;
if (!strnicmp(shift(as), MESG_STR("queue_if_no_path")))
- return queue_if_no_path(m, 1);
+ return queue_if_no_path(m, 1, 0);
else {
ti->error = "Unrecognised multipath feature request";
return -EINVAL;
@@ -1077,7 +1081,7 @@ static void multipath_presuspend(struct dm_target *ti)
{
struct multipath *m = (struct multipath *) ti->private;
- queue_if_no_path(m, 0);
+ queue_if_no_path(m, 0, 1);
}
/*
@@ -1222,9 +1226,9 @@ static int multipath_message(struct dm_target *ti, unsigned argc, char **argv)
if (argc == 1) {
if (!strnicmp(argv[0], MESG_STR("queue_if_no_path")))
- return queue_if_no_path(m, 1);
+ return queue_if_no_path(m, 1, 0);
else if (!strnicmp(argv[0], MESG_STR("fail_if_no_path")))
- return queue_if_no_path(m, 0);
+ return queue_if_no_path(m, 0, 0);
}
if (argc != 2)
diff --git a/drivers/md/dm-raid1.c b/drivers/md/dm-raid1.c
index 86328251375..2375709a392 100644
--- a/drivers/md/dm-raid1.c
+++ b/drivers/md/dm-raid1.c
@@ -122,7 +122,7 @@ static inline sector_t region_to_sector(struct region_hash *rh, region_t region)
/* FIXME move this */
static void queue_bio(struct mirror_set *ms, struct bio *bio, int rw);
-static void *region_alloc(unsigned int __nocast gfp_mask, void *pool_data)
+static void *region_alloc(gfp_t gfp_mask, void *pool_data)
{
return kmalloc(sizeof(struct region), gfp_mask);
}
diff --git a/drivers/md/md.c b/drivers/md/md.c
index 2897df90df4..2a8a5696bf8 100644
--- a/drivers/md/md.c
+++ b/drivers/md/md.c
@@ -3063,6 +3063,7 @@ static int md_thread(void * arg)
* many dirty RAID5 blocks.
*/
+ allow_signal(SIGKILL);
complete(thread->event);
while (!kthread_should_stop()) {
void (*run)(mddev_t *);
@@ -3111,7 +3112,7 @@ mdk_thread_t *md_register_thread(void (*run) (mddev_t *), mddev_t *mddev,
thread->mddev = mddev;
thread->name = name;
thread->timeout = MAX_SCHEDULE_TIMEOUT;
- thread->tsk = kthread_run(md_thread, thread, mdname(thread->mddev));
+ thread->tsk = kthread_run(md_thread, thread, name, mdname(thread->mddev));
if (IS_ERR(thread->tsk)) {
kfree(thread);
return NULL;
@@ -3567,8 +3568,10 @@ static void md_do_sync(mddev_t *mddev)
mddev->curr_resync = 2;
try_again:
- if (signal_pending(current)) {
+ if (signal_pending(current) ||
+ kthread_should_stop()) {
flush_signals(current);
+ set_bit(MD_RECOVERY_INTR, &mddev->recovery);
goto skip;
}
ITERATE_MDDEV(mddev2,tmp) {
@@ -3588,8 +3591,9 @@ static void md_do_sync(mddev_t *mddev)
*/
continue;
prepare_to_wait(&resync_wait, &wq, TASK_INTERRUPTIBLE);
- if (!signal_pending(current)
- && mddev2->curr_resync >= mddev->curr_resync) {
+ if (!signal_pending(current) &&
+ !kthread_should_stop() &&
+ mddev2->curr_resync >= mddev->curr_resync) {
printk(KERN_INFO "md: delaying resync of %s"
" until %s has finished resync (they"
" share one or more physical units)\n",
@@ -3695,7 +3699,7 @@ static void md_do_sync(mddev_t *mddev)
}
- if (signal_pending(current)) {
+ if (signal_pending(current) || kthread_should_stop()) {
/*
* got a signal, exit.
*/
diff --git a/drivers/md/multipath.c b/drivers/md/multipath.c
index 286342375fb..1151c3ed300 100644
--- a/drivers/md/multipath.c
+++ b/drivers/md/multipath.c
@@ -38,7 +38,7 @@
static mdk_personality_t multipath_personality;
-static void *mp_pool_alloc(unsigned int __nocast gfp_flags, void *data)
+static void *mp_pool_alloc(gfp_t gfp_flags, void *data)
{
struct multipath_bh *mpb;
mpb = kmalloc(sizeof(*mpb), gfp_flags);
diff --git a/drivers/md/raid1.c b/drivers/md/raid1.c
index a93ca478142..0e1f148dd41 100644
--- a/drivers/md/raid1.c
+++ b/drivers/md/raid1.c
@@ -52,7 +52,7 @@ static mdk_personality_t raid1_personality;
static void unplug_slaves(mddev_t *mddev);
-static void * r1bio_pool_alloc(unsigned int __nocast gfp_flags, void *data)
+static void * r1bio_pool_alloc(gfp_t gfp_flags, void *data)
{
struct pool_info *pi = data;
r1bio_t *r1_bio;
@@ -79,7 +79,7 @@ static void r1bio_pool_free(void *r1_bio, void *data)
#define RESYNC_PAGES ((RESYNC_BLOCK_SIZE + PAGE_SIZE-1) / PAGE_SIZE)
#define RESYNC_WINDOW (2048*1024)
-static void * r1buf_pool_alloc(unsigned int __nocast gfp_flags, void *data)
+static void * r1buf_pool_alloc(gfp_t gfp_flags, void *data)
{
struct pool_info *pi = data;
struct page *page;
diff --git a/drivers/md/raid10.c b/drivers/md/raid10.c
index 5bd1e9ec899..28dd028415e 100644
--- a/drivers/md/raid10.c
+++ b/drivers/md/raid10.c
@@ -47,7 +47,7 @@
static void unplug_slaves(mddev_t *mddev);
-static void * r10bio_pool_alloc(unsigned int __nocast gfp_flags, void *data)
+static void * r10bio_pool_alloc(gfp_t gfp_flags, void *data)
{
conf_t *conf = data;
r10bio_t *r10_bio;
@@ -81,7 +81,7 @@ static void r10bio_pool_free(void *r10_bio, void *data)
* one for write (we recover only one drive per r10buf)
*
*/
-static void * r10buf_pool_alloc(unsigned int __nocast gfp_flags, void *data)
+static void * r10buf_pool_alloc(gfp_t gfp_flags, void *data)
{
conf_t *conf = data;
struct page *page;
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-04 00:33:06 +0000