drbd: Fix spelling
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>
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@ -28,7 +28,7 @@
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#include "drbd_int.h"
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#include "drbd_wrappers.h"
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/* We maintain a trivial check sum in our on disk activity log.
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/* We maintain a trivial checksum in our on disk activity log.
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* With that we can ensure correct operation even when the storage
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* device might do a partial (last) sector write while losing power.
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*/
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@ -74,7 +74,7 @@
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* as we are "attached" to a local disk, which at 32 GiB for 1PiB storage
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* seems excessive.
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*
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* We plan to reduce the amount of in-core bitmap pages by pageing them in
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* We plan to reduce the amount of in-core bitmap pages by paging them in
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* and out against their on-disk location as necessary, but need to make
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* sure we don't cause too much meta data IO, and must not deadlock in
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* tight memory situations. This needs some more work.
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@ -200,7 +200,7 @@ void drbd_bm_unlock(struct drbd_conf *mdev)
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* we if bits have been cleared since last IO. */
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#define BM_PAGE_LAZY_WRITEOUT 28
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/* store_page_idx uses non-atomic assingment. It is only used directly after
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/* store_page_idx uses non-atomic assignment. It is only used directly after
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* allocating the page. All other bm_set_page_* and bm_clear_page_* need to
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* use atomic bit manipulation, as set_out_of_sync (and therefore bitmap
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* changes) may happen from various contexts, and wait_on_bit/wake_up_bit
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@ -318,7 +318,7 @@ static void bm_unmap(unsigned long *p_addr)
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/* word offset from start of bitmap to word number _in_page_
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* modulo longs per page
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#define MLPP(X) ((X) % (PAGE_SIZE/sizeof(long))
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hm, well, Philipp thinks gcc might not optimze the % into & (... - 1)
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hm, well, Philipp thinks gcc might not optimize the % into & (... - 1)
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so do it explicitly:
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*/
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#define MLPP(X) ((X) & ((PAGE_SIZE/sizeof(long))-1))
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@ -699,7 +699,7 @@ struct drbd_request {
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* see drbd_endio_pri(). */
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struct bio *private_bio;
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struct hlist_node colision;
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struct hlist_node collision;
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sector_t sector;
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unsigned int size;
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unsigned int epoch; /* barrier_nr */
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@ -765,7 +765,7 @@ struct digest_info {
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struct drbd_epoch_entry {
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struct drbd_work w;
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struct hlist_node colision;
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struct hlist_node collision;
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struct drbd_epoch *epoch; /* for writes */
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struct drbd_conf *mdev;
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struct page *pages;
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@ -1520,7 +1520,7 @@ extern void drbd_resume_io(struct drbd_conf *mdev);
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extern char *ppsize(char *buf, unsigned long long size);
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extern sector_t drbd_new_dev_size(struct drbd_conf *, struct drbd_backing_dev *, int);
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enum determine_dev_size { dev_size_error = -1, unchanged = 0, shrunk = 1, grew = 2 };
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extern enum determine_dev_size drbd_determin_dev_size(struct drbd_conf *, enum dds_flags) __must_hold(local);
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extern enum determine_dev_size drbd_determine_dev_size(struct drbd_conf *, enum dds_flags) __must_hold(local);
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extern void resync_after_online_grow(struct drbd_conf *);
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extern void drbd_reconsider_max_bio_size(struct drbd_conf *mdev);
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extern enum drbd_state_rv drbd_set_role(struct drbd_conf *mdev,
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@ -2732,7 +2732,7 @@ int drbd_send_dblock(struct drbd_conf *mdev, struct drbd_request *req)
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/* double check digest, sometimes buffers have been modified in flight. */
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if (dgs > 0 && dgs <= 64) {
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/* 64 byte, 512 bit, is the larges digest size
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/* 64 byte, 512 bit, is the largest digest size
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* currently supported in kernel crypto. */
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unsigned char digest[64];
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drbd_csum_bio(mdev, mdev->integrity_w_tfm, req->master_bio, digest);
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@ -3287,7 +3287,7 @@ static void drbd_delete_device(unsigned int minor)
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drbd_release_ee_lists(mdev);
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/* should be free'd on disconnect? */
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/* should be freed on disconnect? */
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kfree(mdev->ee_hash);
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/*
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mdev->ee_hash_s = 0;
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@ -596,7 +596,7 @@ void drbd_resume_io(struct drbd_conf *mdev)
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* Returns 0 on success, negative return values indicate errors.
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* You should call drbd_md_sync() after calling this function.
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*/
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enum determine_dev_size drbd_determin_dev_size(struct drbd_conf *mdev, enum dds_flags flags) __must_hold(local)
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enum determine_dev_size drbd_determine_dev_size(struct drbd_conf *mdev, enum dds_flags flags) __must_hold(local)
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{
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sector_t prev_first_sect, prev_size; /* previous meta location */
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sector_t la_size;
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@ -1205,7 +1205,7 @@ static int drbd_nl_disk_conf(struct drbd_conf *mdev, struct drbd_nl_cfg_req *nlp
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!drbd_md_test_flag(mdev->ldev, MDF_CONNECTED_IND))
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set_bit(USE_DEGR_WFC_T, &mdev->flags);
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dd = drbd_determin_dev_size(mdev, 0);
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dd = drbd_determine_dev_size(mdev, 0);
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if (dd == dev_size_error) {
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retcode = ERR_NOMEM_BITMAP;
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goto force_diskless_dec;
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@ -1719,7 +1719,7 @@ static int drbd_nl_resize(struct drbd_conf *mdev, struct drbd_nl_cfg_req *nlp,
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mdev->ldev->dc.disk_size = (sector_t)rs.resize_size;
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ddsf = (rs.resize_force ? DDSF_FORCED : 0) | (rs.no_resync ? DDSF_NO_RESYNC : 0);
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dd = drbd_determin_dev_size(mdev, ddsf);
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dd = drbd_determine_dev_size(mdev, ddsf);
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drbd_md_sync(mdev);
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put_ldev(mdev);
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if (dd == dev_size_error) {
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@ -333,7 +333,7 @@ struct drbd_epoch_entry *drbd_alloc_ee(struct drbd_conf *mdev,
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if (!page)
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goto fail;
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INIT_HLIST_NODE(&e->colision);
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INIT_HLIST_NODE(&e->collision);
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e->epoch = NULL;
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e->mdev = mdev;
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e->pages = page;
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@ -356,7 +356,7 @@ void drbd_free_some_ee(struct drbd_conf *mdev, struct drbd_epoch_entry *e, int i
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kfree(e->digest);
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drbd_pp_free(mdev, e->pages, is_net);
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D_ASSERT(atomic_read(&e->pending_bios) == 0);
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D_ASSERT(hlist_unhashed(&e->colision));
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D_ASSERT(hlist_unhashed(&e->collision));
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mempool_free(e, drbd_ee_mempool);
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}
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@ -1413,7 +1413,7 @@ static int e_end_resync_block(struct drbd_conf *mdev, struct drbd_work *w, int u
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sector_t sector = e->sector;
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int ok;
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D_ASSERT(hlist_unhashed(&e->colision));
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D_ASSERT(hlist_unhashed(&e->collision));
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if (likely((e->flags & EE_WAS_ERROR) == 0)) {
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drbd_set_in_sync(mdev, sector, e->size);
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@ -1482,7 +1482,7 @@ static int receive_DataReply(struct drbd_conf *mdev, enum drbd_packets cmd, unsi
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return false;
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}
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/* hlist_del(&req->colision) is done in _req_may_be_done, to avoid
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/* hlist_del(&req->collision) is done in _req_may_be_done, to avoid
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* special casing it there for the various failure cases.
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* still no race with drbd_fail_pending_reads */
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ok = recv_dless_read(mdev, req, sector, data_size);
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@ -1553,11 +1553,11 @@ static int e_end_block(struct drbd_conf *mdev, struct drbd_work *w, int cancel)
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* P_WRITE_ACK / P_NEG_ACK, to get the sequence number right. */
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if (mdev->net_conf->two_primaries) {
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spin_lock_irq(&mdev->req_lock);
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D_ASSERT(!hlist_unhashed(&e->colision));
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hlist_del_init(&e->colision);
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D_ASSERT(!hlist_unhashed(&e->collision));
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hlist_del_init(&e->collision);
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spin_unlock_irq(&mdev->req_lock);
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} else {
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D_ASSERT(hlist_unhashed(&e->colision));
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D_ASSERT(hlist_unhashed(&e->collision));
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}
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drbd_may_finish_epoch(mdev, e->epoch, EV_PUT + (cancel ? EV_CLEANUP : 0));
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@ -1574,8 +1574,8 @@ static int e_send_discard_ack(struct drbd_conf *mdev, struct drbd_work *w, int u
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ok = drbd_send_ack(mdev, P_DISCARD_ACK, e);
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spin_lock_irq(&mdev->req_lock);
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D_ASSERT(!hlist_unhashed(&e->colision));
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hlist_del_init(&e->colision);
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D_ASSERT(!hlist_unhashed(&e->collision));
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hlist_del_init(&e->collision);
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spin_unlock_irq(&mdev->req_lock);
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dec_unacked(mdev);
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@ -1750,7 +1750,7 @@ static int receive_Data(struct drbd_conf *mdev, enum drbd_packets cmd, unsigned
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spin_lock_irq(&mdev->req_lock);
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hlist_add_head(&e->colision, ee_hash_slot(mdev, sector));
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hlist_add_head(&e->collision, ee_hash_slot(mdev, sector));
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#define OVERLAPS overlaps(i->sector, i->size, sector, size)
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slot = tl_hash_slot(mdev, sector);
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@ -1760,7 +1760,7 @@ static int receive_Data(struct drbd_conf *mdev, enum drbd_packets cmd, unsigned
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int have_conflict = 0;
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prepare_to_wait(&mdev->misc_wait, &wait,
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TASK_INTERRUPTIBLE);
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hlist_for_each_entry(i, n, slot, colision) {
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hlist_for_each_entry(i, n, slot, collision) {
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if (OVERLAPS) {
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/* only ALERT on first iteration,
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* we may be woken up early... */
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@ -1799,7 +1799,7 @@ static int receive_Data(struct drbd_conf *mdev, enum drbd_packets cmd, unsigned
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}
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if (signal_pending(current)) {
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hlist_del_init(&e->colision);
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hlist_del_init(&e->collision);
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spin_unlock_irq(&mdev->req_lock);
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@ -1857,7 +1857,7 @@ static int receive_Data(struct drbd_conf *mdev, enum drbd_packets cmd, unsigned
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dev_err(DEV, "submit failed, triggering re-connect\n");
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spin_lock_irq(&mdev->req_lock);
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list_del(&e->w.list);
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hlist_del_init(&e->colision);
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hlist_del_init(&e->collision);
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spin_unlock_irq(&mdev->req_lock);
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if (e->flags & EE_CALL_AL_COMPLETE_IO)
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drbd_al_complete_io(mdev, e->sector);
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@ -2988,7 +2988,7 @@ static int receive_sizes(struct drbd_conf *mdev, enum drbd_packets cmd, unsigned
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ddsf = be16_to_cpu(p->dds_flags);
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if (get_ldev(mdev)) {
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dd = drbd_determin_dev_size(mdev, ddsf);
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dd = drbd_determine_dev_size(mdev, ddsf);
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put_ldev(mdev);
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if (dd == dev_size_error)
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return false;
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@ -4261,7 +4261,7 @@ static struct drbd_request *_ack_id_to_req(struct drbd_conf *mdev,
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struct hlist_node *n;
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struct drbd_request *req;
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hlist_for_each_entry(req, n, slot, colision) {
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hlist_for_each_entry(req, n, slot, collision) {
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if ((unsigned long)req == (unsigned long)id) {
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if (req->sector != sector) {
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dev_err(DEV, "_ack_id_to_req: found req %p but it has "
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@ -163,7 +163,7 @@ static void _about_to_complete_local_write(struct drbd_conf *mdev,
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* they must have been failed on the spot */
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#define OVERLAPS overlaps(sector, size, i->sector, i->size)
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slot = tl_hash_slot(mdev, sector);
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hlist_for_each_entry(i, n, slot, colision) {
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hlist_for_each_entry(i, n, slot, collision) {
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if (OVERLAPS) {
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dev_alert(DEV, "LOGIC BUG: completed: %p %llus +%u; "
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"other: %p %llus +%u\n",
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@ -187,7 +187,7 @@ static void _about_to_complete_local_write(struct drbd_conf *mdev,
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#undef OVERLAPS
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#define OVERLAPS overlaps(sector, size, e->sector, e->size)
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slot = ee_hash_slot(mdev, req->sector);
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hlist_for_each_entry(e, n, slot, colision) {
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hlist_for_each_entry(e, n, slot, collision) {
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if (OVERLAPS) {
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wake_up(&mdev->misc_wait);
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break;
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@ -260,8 +260,8 @@ void _req_may_be_done(struct drbd_request *req, struct bio_and_error *m)
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/* remove the request from the conflict detection
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* respective block_id verification hash */
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if (!hlist_unhashed(&req->colision))
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hlist_del(&req->colision);
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if (!hlist_unhashed(&req->collision))
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hlist_del(&req->collision);
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else
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D_ASSERT((s & (RQ_NET_MASK & ~RQ_NET_DONE)) == 0);
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@ -329,7 +329,7 @@ static int _req_conflicts(struct drbd_request *req)
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struct hlist_node *n;
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struct hlist_head *slot;
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D_ASSERT(hlist_unhashed(&req->colision));
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D_ASSERT(hlist_unhashed(&req->collision));
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if (!get_net_conf(mdev))
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return 0;
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@ -341,7 +341,7 @@ static int _req_conflicts(struct drbd_request *req)
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#define OVERLAPS overlaps(i->sector, i->size, sector, size)
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slot = tl_hash_slot(mdev, sector);
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hlist_for_each_entry(i, n, slot, colision) {
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hlist_for_each_entry(i, n, slot, collision) {
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if (OVERLAPS) {
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dev_alert(DEV, "%s[%u] Concurrent local write detected! "
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"[DISCARD L] new: %llus +%u; "
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@ -359,7 +359,7 @@ static int _req_conflicts(struct drbd_request *req)
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#undef OVERLAPS
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#define OVERLAPS overlaps(e->sector, e->size, sector, size)
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slot = ee_hash_slot(mdev, sector);
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hlist_for_each_entry(e, n, slot, colision) {
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hlist_for_each_entry(e, n, slot, collision) {
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if (OVERLAPS) {
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dev_alert(DEV, "%s[%u] Concurrent remote write detected!"
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" [DISCARD L] new: %llus +%u; "
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@ -491,7 +491,7 @@ int __req_mod(struct drbd_request *req, enum drbd_req_event what,
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/* so we can verify the handle in the answer packet
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* corresponding hlist_del is in _req_may_be_done() */
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hlist_add_head(&req->colision, ar_hash_slot(mdev, req->sector));
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hlist_add_head(&req->collision, ar_hash_slot(mdev, req->sector));
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set_bit(UNPLUG_REMOTE, &mdev->flags);
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@ -507,7 +507,7 @@ int __req_mod(struct drbd_request *req, enum drbd_req_event what,
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/* assert something? */
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/* from drbd_make_request_common only */
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hlist_add_head(&req->colision, tl_hash_slot(mdev, req->sector));
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hlist_add_head(&req->collision, tl_hash_slot(mdev, req->sector));
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/* corresponding hlist_del is in _req_may_be_done() */
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/* NOTE
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@ -256,7 +256,7 @@ static inline struct drbd_request *_ar_id_to_req(struct drbd_conf *mdev,
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struct hlist_node *n;
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struct drbd_request *req;
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hlist_for_each_entry(req, n, slot, colision) {
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hlist_for_each_entry(req, n, slot, collision) {
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if ((unsigned long)req == (unsigned long)id) {
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D_ASSERT(req->sector == sector);
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return req;
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@ -291,7 +291,7 @@ static inline struct drbd_request *drbd_req_new(struct drbd_conf *mdev,
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req->epoch = 0;
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req->sector = bio_src->bi_sector;
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req->size = bio_src->bi_size;
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INIT_HLIST_NODE(&req->colision);
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INIT_HLIST_NODE(&req->collision);
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INIT_LIST_HEAD(&req->tl_requests);
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INIT_LIST_HEAD(&req->w.list);
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}
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@ -126,7 +126,7 @@ static void drbd_endio_write_sec_final(struct drbd_epoch_entry *e) __releases(lo
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list_del(&e->w.list); /* has been on active_ee or sync_ee */
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list_add_tail(&e->w.list, &mdev->done_ee);
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/* No hlist_del_init(&e->colision) here, we did not send the Ack yet,
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/* No hlist_del_init(&e->collision) here, we did not send the Ack yet,
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* neither did we wake possibly waiting conflicting requests.
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* done from "drbd_process_done_ee" within the appropriate w.cb
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* (e_end_block/e_end_resync_block) or from _drbd_clear_done_ee */
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@ -840,7 +840,7 @@ int drbd_resync_finished(struct drbd_conf *mdev)
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const int ratio =
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(t == 0) ? 0 :
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(t < 100000) ? ((s*100)/t) : (s/(t/100));
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dev_info(DEV, "%u %% had equal check sums, eliminated: %luK; "
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dev_info(DEV, "%u %% had equal checksums, eliminated: %luK; "
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"transferred %luK total %luK\n",
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ratio,
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Bit2KB(mdev->rs_same_csum),
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@ -38,7 +38,7 @@
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/* Although the Linux source code makes a difference between
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generic endianness and the bitfields' endianness, there is no
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architecture as of Linux-2.6.24-rc4 where the bitfileds' endianness
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architecture as of Linux-2.6.24-rc4 where the bitfields' endianness
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does not match the generic endianness. */
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#if __BYTE_ORDER == __LITTLE_ENDIAN
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@ -195,7 +195,7 @@ enum drbd_conns {
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C_WF_REPORT_PARAMS, /* we have a socket */
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C_CONNECTED, /* we have introduced each other */
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C_STARTING_SYNC_S, /* starting full sync by admin request. */
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C_STARTING_SYNC_T, /* stariing full sync by admin request. */
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C_STARTING_SYNC_T, /* starting full sync by admin request. */
|
||||
C_WF_BITMAP_S,
|
||||
C_WF_BITMAP_T,
|
||||
C_WF_SYNC_UUID,
|
||||
@ -236,7 +236,7 @@ union drbd_state {
|
||||
* 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)
|
||||
@ -266,7 +266,7 @@ union drbd_state {
|
||||
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;
|
||||
|
@ -30,7 +30,7 @@ enum packet_types {
|
||||
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
|
||||
|
Loading…
Reference in New Issue
Block a user