diff options
Diffstat (limited to 'fs/nfs/objlayout/objio_osd.c')
| -rw-r--r-- | fs/nfs/objlayout/objio_osd.c | 28 |
1 files changed, 12 insertions, 16 deletions
diff --git a/fs/nfs/objlayout/objio_osd.c b/fs/nfs/objlayout/objio_osd.c index 9383ca7245bc..d0cda12fddc3 100644 --- a/fs/nfs/objlayout/objio_osd.c +++ b/fs/nfs/objlayout/objio_osd.c @@ -479,7 +479,6 @@ static int _io_check(struct objio_state *ios, bool is_write) for (i = 0; i < ios->numdevs; i++) { struct osd_sense_info osi; struct osd_request *or = ios->per_dev[i].or; - unsigned dev; int ret; if (!or) @@ -500,9 +499,8 @@ static int _io_check(struct objio_state *ios, bool is_write) continue; /* we recovered */ } - dev = ios->per_dev[i].dev; - objlayout_io_set_result(&ios->ol_state, dev, - &ios->layout->comps[dev].oc_object_id, + objlayout_io_set_result(&ios->ol_state, i, + &ios->layout->comps[i].oc_object_id, osd_pri_2_pnfs_err(osi.osd_err_pri), ios->per_dev[i].offset, ios->per_dev[i].length, @@ -589,22 +587,19 @@ static void _calc_stripe_info(struct objio_state *ios, u64 file_offset, } static int _add_stripe_unit(struct objio_state *ios, unsigned *cur_pg, - unsigned pgbase, struct _objio_per_comp *per_dev, int cur_len, + unsigned pgbase, struct _objio_per_comp *per_dev, int len, gfp_t gfp_flags) { unsigned pg = *cur_pg; + int cur_len = len; struct request_queue *q = osd_request_queue(_io_od(ios, per_dev->dev)); - per_dev->length += cur_len; - if (per_dev->bio == NULL) { - unsigned stripes = ios->layout->num_comps / - ios->layout->mirrors_p1; - unsigned pages_in_stripe = stripes * + unsigned pages_in_stripe = ios->layout->group_width * (ios->layout->stripe_unit / PAGE_SIZE); unsigned bio_size = (ios->ol_state.nr_pages + pages_in_stripe) / - stripes; + ios->layout->group_width; if (BIO_MAX_PAGES_KMALLOC < bio_size) bio_size = BIO_MAX_PAGES_KMALLOC; @@ -632,6 +627,7 @@ static int _add_stripe_unit(struct objio_state *ios, unsigned *cur_pg, } BUG_ON(cur_len); + per_dev->length += len; *cur_pg = pg; return 0; } @@ -650,7 +646,7 @@ static int _prepare_one_group(struct objio_state *ios, u64 length, int ret = 0; while (length) { - struct _objio_per_comp *per_dev = &ios->per_dev[dev]; + struct _objio_per_comp *per_dev = &ios->per_dev[dev - first_dev]; unsigned cur_len, page_off = 0; if (!per_dev->length) { @@ -670,8 +666,8 @@ static int _prepare_one_group(struct objio_state *ios, u64 length, cur_len = stripe_unit; } - if (max_comp < dev) - max_comp = dev; + if (max_comp < dev - first_dev) + max_comp = dev - first_dev; } else { cur_len = stripe_unit; } @@ -806,7 +802,7 @@ static int _read_mirrors(struct objio_state *ios, unsigned cur_comp) struct _objio_per_comp *per_dev = &ios->per_dev[cur_comp]; unsigned dev = per_dev->dev; struct pnfs_osd_object_cred *cred = - &ios->layout->comps[dev]; + &ios->layout->comps[cur_comp]; struct osd_obj_id obj = { .partition = cred->oc_object_id.oid_partition_id, .id = cred->oc_object_id.oid_object_id, @@ -904,7 +900,7 @@ static int _write_mirrors(struct objio_state *ios, unsigned cur_comp) for (; cur_comp < last_comp; ++cur_comp, ++dev) { struct osd_request *or = NULL; struct pnfs_osd_object_cred *cred = - &ios->layout->comps[dev]; + &ios->layout->comps[cur_comp]; struct osd_obj_id obj = { .partition = cred->oc_object_id.oid_partition_id, .id = cred->oc_object_id.oid_object_id, |
