Found these with the help of ispell -l.
Signed-off-by: Bart Van Assche <bvanassche@acm.org>
Signed-off-by: Lars Ellenberg <lars.ellenberg@linbit.com>
Signed-off-by: Philipp Reisner <philipp.reisner@linbit.com>
#include "drbd_int.h"
#include "drbd_wrappers.h"
-/* We maintain a trivial check sum in our on disk activity log.
+/* We maintain a trivial checksum in our on disk activity log.
* With that we can ensure correct operation even when the storage
* device might do a partial (last) sector write while losing power.
*/
* as we are "attached" to a local disk, which at 32 GiB for 1PiB storage
* seems excessive.
*
- * We plan to reduce the amount of in-core bitmap pages by pageing them in
+ * We plan to reduce the amount of in-core bitmap pages by paging them in
* and out against their on-disk location as necessary, but need to make
* sure we don't cause too much meta data IO, and must not deadlock in
* tight memory situations. This needs some more work.
* we if bits have been cleared since last IO. */
#define BM_PAGE_LAZY_WRITEOUT 28
-/* store_page_idx uses non-atomic assingment. It is only used directly after
+/* store_page_idx uses non-atomic assignment. It is only used directly after
* allocating the page. All other bm_set_page_* and bm_clear_page_* need to
* use atomic bit manipulation, as set_out_of_sync (and therefore bitmap
* changes) may happen from various contexts, and wait_on_bit/wake_up_bit
/* word offset from start of bitmap to word number _in_page_
* modulo longs per page
#define MLPP(X) ((X) % (PAGE_SIZE/sizeof(long))
- hm, well, Philipp thinks gcc might not optimze the % into & (... - 1)
+ hm, well, Philipp thinks gcc might not optimize the % into & (... - 1)
so do it explicitly:
*/
#define MLPP(X) ((X) & ((PAGE_SIZE/sizeof(long))-1))
* see drbd_endio_pri(). */
struct bio *private_bio;
- struct hlist_node colision;
+ struct hlist_node collision;
sector_t sector;
unsigned int size;
unsigned int epoch; /* barrier_nr */
struct drbd_epoch_entry {
struct drbd_work w;
- struct hlist_node colision;
+ struct hlist_node collision;
struct drbd_epoch *epoch; /* for writes */
struct drbd_conf *mdev;
struct page *pages;
extern char *ppsize(char *buf, unsigned long long size);
extern sector_t drbd_new_dev_size(struct drbd_conf *, struct drbd_backing_dev *, int);
enum determine_dev_size { dev_size_error = -1, unchanged = 0, shrunk = 1, grew = 2 };
-extern enum determine_dev_size drbd_determin_dev_size(struct drbd_conf *, enum dds_flags) __must_hold(local);
+extern enum determine_dev_size drbd_determine_dev_size(struct drbd_conf *, enum dds_flags) __must_hold(local);
extern void resync_after_online_grow(struct drbd_conf *);
extern void drbd_reconsider_max_bio_size(struct drbd_conf *mdev);
extern enum drbd_state_rv drbd_set_role(struct drbd_conf *mdev,
/* double check digest, sometimes buffers have been modified in flight. */
if (dgs > 0 && dgs <= 64) {
- /* 64 byte, 512 bit, is the larges digest size
+ /* 64 byte, 512 bit, is the largest digest size
* currently supported in kernel crypto. */
unsigned char digest[64];
drbd_csum_bio(mdev, mdev->integrity_w_tfm, req->master_bio, digest);
drbd_release_ee_lists(mdev);
- /* should be free'd on disconnect? */
+ /* should be freed on disconnect? */
kfree(mdev->ee_hash);
/*
mdev->ee_hash_s = 0;
* Returns 0 on success, negative return values indicate errors.
* You should call drbd_md_sync() after calling this function.
*/
-enum determine_dev_size drbd_determin_dev_size(struct drbd_conf *mdev, enum dds_flags flags) __must_hold(local)
+enum determine_dev_size drbd_determine_dev_size(struct drbd_conf *mdev, enum dds_flags flags) __must_hold(local)
{
sector_t prev_first_sect, prev_size; /* previous meta location */
sector_t la_size;
!drbd_md_test_flag(mdev->ldev, MDF_CONNECTED_IND))
set_bit(USE_DEGR_WFC_T, &mdev->flags);
- dd = drbd_determin_dev_size(mdev, 0);
+ dd = drbd_determine_dev_size(mdev, 0);
if (dd == dev_size_error) {
retcode = ERR_NOMEM_BITMAP;
goto force_diskless_dec;
mdev->ldev->dc.disk_size = (sector_t)rs.resize_size;
ddsf = (rs.resize_force ? DDSF_FORCED : 0) | (rs.no_resync ? DDSF_NO_RESYNC : 0);
- dd = drbd_determin_dev_size(mdev, ddsf);
+ dd = drbd_determine_dev_size(mdev, ddsf);
drbd_md_sync(mdev);
put_ldev(mdev);
if (dd == dev_size_error) {
if (!page)
goto fail;
- INIT_HLIST_NODE(&e->colision);
+ INIT_HLIST_NODE(&e->collision);
e->epoch = NULL;
e->mdev = mdev;
e->pages = page;
kfree(e->digest);
drbd_pp_free(mdev, e->pages, is_net);
D_ASSERT(atomic_read(&e->pending_bios) == 0);
- D_ASSERT(hlist_unhashed(&e->colision));
+ D_ASSERT(hlist_unhashed(&e->collision));
mempool_free(e, drbd_ee_mempool);
}
sector_t sector = e->sector;
int ok;
- D_ASSERT(hlist_unhashed(&e->colision));
+ D_ASSERT(hlist_unhashed(&e->collision));
if (likely((e->flags & EE_WAS_ERROR) == 0)) {
drbd_set_in_sync(mdev, sector, e->size);
return false;
}
- /* hlist_del(&req->colision) is done in _req_may_be_done, to avoid
+ /* hlist_del(&req->collision) is done in _req_may_be_done, to avoid
* special casing it there for the various failure cases.
* still no race with drbd_fail_pending_reads */
ok = recv_dless_read(mdev, req, sector, data_size);
* P_WRITE_ACK / P_NEG_ACK, to get the sequence number right. */
if (mdev->net_conf->two_primaries) {
spin_lock_irq(&mdev->req_lock);
- D_ASSERT(!hlist_unhashed(&e->colision));
- hlist_del_init(&e->colision);
+ D_ASSERT(!hlist_unhashed(&e->collision));
+ hlist_del_init(&e->collision);
spin_unlock_irq(&mdev->req_lock);
} else {
- D_ASSERT(hlist_unhashed(&e->colision));
+ D_ASSERT(hlist_unhashed(&e->collision));
}
drbd_may_finish_epoch(mdev, e->epoch, EV_PUT + (cancel ? EV_CLEANUP : 0));
ok = drbd_send_ack(mdev, P_DISCARD_ACK, e);
spin_lock_irq(&mdev->req_lock);
- D_ASSERT(!hlist_unhashed(&e->colision));
- hlist_del_init(&e->colision);
+ D_ASSERT(!hlist_unhashed(&e->collision));
+ hlist_del_init(&e->collision);
spin_unlock_irq(&mdev->req_lock);
dec_unacked(mdev);
spin_lock_irq(&mdev->req_lock);
- hlist_add_head(&e->colision, ee_hash_slot(mdev, sector));
+ hlist_add_head(&e->collision, ee_hash_slot(mdev, sector));
#define OVERLAPS overlaps(i->sector, i->size, sector, size)
slot = tl_hash_slot(mdev, sector);
int have_conflict = 0;
prepare_to_wait(&mdev->misc_wait, &wait,
TASK_INTERRUPTIBLE);
- hlist_for_each_entry(i, n, slot, colision) {
+ hlist_for_each_entry(i, n, slot, collision) {
if (OVERLAPS) {
/* only ALERT on first iteration,
* we may be woken up early... */
}
if (signal_pending(current)) {
- hlist_del_init(&e->colision);
+ hlist_del_init(&e->collision);
spin_unlock_irq(&mdev->req_lock);
dev_err(DEV, "submit failed, triggering re-connect\n");
spin_lock_irq(&mdev->req_lock);
list_del(&e->w.list);
- hlist_del_init(&e->colision);
+ hlist_del_init(&e->collision);
spin_unlock_irq(&mdev->req_lock);
if (e->flags & EE_CALL_AL_COMPLETE_IO)
drbd_al_complete_io(mdev, e->sector);
ddsf = be16_to_cpu(p->dds_flags);
if (get_ldev(mdev)) {
- dd = drbd_determin_dev_size(mdev, ddsf);
+ dd = drbd_determine_dev_size(mdev, ddsf);
put_ldev(mdev);
if (dd == dev_size_error)
return false;
struct hlist_node *n;
struct drbd_request *req;
- hlist_for_each_entry(req, n, slot, colision) {
+ hlist_for_each_entry(req, n, slot, collision) {
if ((unsigned long)req == (unsigned long)id) {
if (req->sector != sector) {
dev_err(DEV, "_ack_id_to_req: found req %p but it has "
* they must have been failed on the spot */
#define OVERLAPS overlaps(sector, size, i->sector, i->size)
slot = tl_hash_slot(mdev, sector);
- hlist_for_each_entry(i, n, slot, colision) {
+ hlist_for_each_entry(i, n, slot, collision) {
if (OVERLAPS) {
dev_alert(DEV, "LOGIC BUG: completed: %p %llus +%u; "
"other: %p %llus +%u\n",
#undef OVERLAPS
#define OVERLAPS overlaps(sector, size, e->sector, e->size)
slot = ee_hash_slot(mdev, req->sector);
- hlist_for_each_entry(e, n, slot, colision) {
+ hlist_for_each_entry(e, n, slot, collision) {
if (OVERLAPS) {
wake_up(&mdev->misc_wait);
break;
/* remove the request from the conflict detection
* respective block_id verification hash */
- if (!hlist_unhashed(&req->colision))
- hlist_del(&req->colision);
+ if (!hlist_unhashed(&req->collision))
+ hlist_del(&req->collision);
else
D_ASSERT((s & (RQ_NET_MASK & ~RQ_NET_DONE)) == 0);
struct hlist_node *n;
struct hlist_head *slot;
- D_ASSERT(hlist_unhashed(&req->colision));
+ D_ASSERT(hlist_unhashed(&req->collision));
if (!get_net_conf(mdev))
return 0;
#define OVERLAPS overlaps(i->sector, i->size, sector, size)
slot = tl_hash_slot(mdev, sector);
- hlist_for_each_entry(i, n, slot, colision) {
+ hlist_for_each_entry(i, n, slot, collision) {
if (OVERLAPS) {
dev_alert(DEV, "%s[%u] Concurrent local write detected! "
"[DISCARD L] new: %llus +%u; "
#undef OVERLAPS
#define OVERLAPS overlaps(e->sector, e->size, sector, size)
slot = ee_hash_slot(mdev, sector);
- hlist_for_each_entry(e, n, slot, colision) {
+ hlist_for_each_entry(e, n, slot, collision) {
if (OVERLAPS) {
dev_alert(DEV, "%s[%u] Concurrent remote write detected!"
" [DISCARD L] new: %llus +%u; "
/* so we can verify the handle in the answer packet
* corresponding hlist_del is in _req_may_be_done() */
- hlist_add_head(&req->colision, ar_hash_slot(mdev, req->sector));
+ hlist_add_head(&req->collision, ar_hash_slot(mdev, req->sector));
set_bit(UNPLUG_REMOTE, &mdev->flags);
/* assert something? */
/* from drbd_make_request_common only */
- hlist_add_head(&req->colision, tl_hash_slot(mdev, req->sector));
+ hlist_add_head(&req->collision, tl_hash_slot(mdev, req->sector));
/* corresponding hlist_del is in _req_may_be_done() */
/* NOTE
struct hlist_node *n;
struct drbd_request *req;
- hlist_for_each_entry(req, n, slot, colision) {
+ hlist_for_each_entry(req, n, slot, collision) {
if ((unsigned long)req == (unsigned long)id) {
D_ASSERT(req->sector == sector);
return req;
req->epoch = 0;
req->sector = bio_src->bi_sector;
req->size = bio_src->bi_size;
- INIT_HLIST_NODE(&req->colision);
+ INIT_HLIST_NODE(&req->collision);
INIT_LIST_HEAD(&req->tl_requests);
INIT_LIST_HEAD(&req->w.list);
}
list_del(&e->w.list); /* has been on active_ee or sync_ee */
list_add_tail(&e->w.list, &mdev->done_ee);
- /* No hlist_del_init(&e->colision) here, we did not send the Ack yet,
+ /* No hlist_del_init(&e->collision) here, we did not send the Ack yet,
* neither did we wake possibly waiting conflicting requests.
* done from "drbd_process_done_ee" within the appropriate w.cb
* (e_end_block/e_end_resync_block) or from _drbd_clear_done_ee */
const int ratio =
(t == 0) ? 0 :
(t < 100000) ? ((s*100)/t) : (s/(t/100));
- dev_info(DEV, "%u %% had equal check sums, eliminated: %luK; "
+ dev_info(DEV, "%u %% had equal checksums, eliminated: %luK; "
"transferred %luK total %luK\n",
ratio,
Bit2KB(mdev->rs_same_csum),
/* Although the Linux source code makes a difference between
generic endianness and the bitfields' endianness, there is no
- architecture as of Linux-2.6.24-rc4 where the bitfileds' endianness
+ architecture as of Linux-2.6.24-rc4 where the bitfields' endianness
does not match the generic endianness. */
#if __BYTE_ORDER == __LITTLE_ENDIAN
C_WF_REPORT_PARAMS, /* we have a socket */
C_CONNECTED, /* we have introduced each other */
C_STARTING_SYNC_S, /* starting full sync by admin request. */
- C_STARTING_SYNC_T, /* stariing full sync by admin request. */
+ C_STARTING_SYNC_T, /* starting full sync by admin request. */
C_WF_BITMAP_S,
C_WF_BITMAP_T,
C_WF_SYNC_UUID,
* pointed out by Maxim Uvarov q<muvarov@ru.mvista.com>
* even though we transmit as "cpu_to_be32(state)",
* the offsets of the bitfields still need to be swapped
- * on different endianess.
+ * on different endianness.
*/
struct {
#if defined(__LITTLE_ENDIAN_BITFIELD)
unsigned peer:2 ; /* 3/4 primary/secondary/unknown */
unsigned role:2 ; /* 3/4 primary/secondary/unknown */
#else
-# error "this endianess is not supported"
+# error "this endianness is not supported"
#endif
};
unsigned int i;
int tag_and_len ## member;
#include "linux/drbd_nl.h"
-/* declate tag-list-sizes */
+/* declare tag-list-sizes */
static const int tag_list_sizes[] = {
#define NL_PACKET(name, number, fields) 2 fields ,
#define NL_INTEGER(pn, pr, member) + 4 + 4
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