diff options
| -rw-r--r-- | drivers/block/rbd.c | 14 | ||||
| -rw-r--r-- | fs/ceph/addr.c | 13 | ||||
| -rw-r--r-- | fs/ceph/file.c | 10 | ||||
| -rw-r--r-- | include/linux/ceph/osd_client.h | 11 | ||||
| -rw-r--r-- | net/ceph/osd_client.c | 55 |
5 files changed, 63 insertions, 40 deletions
diff --git a/drivers/block/rbd.c b/drivers/block/rbd.c index afbc9f6f8ff1..ab21b5218ae3 100644 --- a/drivers/block/rbd.c +++ b/drivers/block/rbd.c @@ -1350,17 +1350,13 @@ static struct ceph_osd_request *rbd_osd_req_create( break; /* Nothing to do */ case OBJ_REQUEST_BIO: rbd_assert(obj_request->bio_list != NULL); - osd_data->type = CEPH_OSD_DATA_TYPE_BIO; - osd_data->bio = obj_request->bio_list; - osd_data->bio_length = obj_request->length; + ceph_osd_data_bio_init(osd_data, obj_request->bio_list, + obj_request->length); break; case OBJ_REQUEST_PAGES: - osd_data->type = CEPH_OSD_DATA_TYPE_PAGES; - osd_data->pages = obj_request->pages; - osd_data->length = obj_request->length; - osd_data->alignment = offset & ~PAGE_MASK; - osd_data->pages_from_pool = false; - osd_data->own_pages = false; + ceph_osd_data_pages_init(osd_data, obj_request->pages, + obj_request->length, offset & ~PAGE_MASK, + false, false); break; } diff --git a/fs/ceph/addr.c b/fs/ceph/addr.c index 5d8ce79385ed..cf9032abc8f5 100644 --- a/fs/ceph/addr.c +++ b/fs/ceph/addr.c @@ -342,10 +342,8 @@ static int start_read(struct inode *inode, struct list_head *page_list, int max) } pages[i] = page; } - req->r_data_in.type = CEPH_OSD_DATA_TYPE_PAGES; - req->r_data_in.pages = pages; - req->r_data_in.length = len; - req->r_data_in.alignment = 0; + ceph_osd_data_pages_init(&req->r_data_in, pages, len, 0, + false, false); req->r_callback = finish_read; req->r_inode = inode; @@ -917,11 +915,8 @@ get_more_pages: dout("writepages got %d pages at %llu~%llu\n", locked_pages, offset, len); - req->r_data_out.type = CEPH_OSD_DATA_TYPE_PAGES; - req->r_data_out.pages = pages; - req->r_data_out.length = len; - req->r_data_out.alignment = 0; - req->r_data_out.pages_from_pool = !!pool; + ceph_osd_data_pages_init(&req->r_data_out, pages, len, 0, + !!pool, false); pages = NULL; /* request message now owns the pages array */ pool = NULL; diff --git a/fs/ceph/file.c b/fs/ceph/file.c index 47826c2ef511..da642af14a28 100644 --- a/fs/ceph/file.c +++ b/fs/ceph/file.c @@ -491,6 +491,7 @@ static ssize_t ceph_sync_write(struct file *file, const char __user *data, unsigned long buf_align; int ret; struct timespec mtime = CURRENT_TIME; + bool own_pages = false; if (ceph_snap(file_inode(file)) != CEPH_NOSNAP) return -EROFS; @@ -571,14 +572,11 @@ more: if ((file->f_flags & O_SYNC) == 0) { /* get a second commit callback */ req->r_safe_callback = sync_write_commit; - req->r_data_out.own_pages = 1; + own_pages = true; } } - req->r_data_out.type = CEPH_OSD_DATA_TYPE_PAGES; - req->r_data_out.pages = pages; - req->r_data_out.length = len; - req->r_data_out.alignment = page_align; - req->r_inode = inode; + ceph_osd_data_pages_init(&req->r_data_out, pages, len, page_align, + false, own_pages); /* BUG_ON(vino.snap != CEPH_NOSNAP); */ ceph_osdc_build_request(req, pos, num_ops, ops, diff --git a/include/linux/ceph/osd_client.h b/include/linux/ceph/osd_client.h index 5ee1a3776b4b..af60dac1f9c0 100644 --- a/include/linux/ceph/osd_client.h +++ b/include/linux/ceph/osd_client.h @@ -280,6 +280,17 @@ static inline void ceph_osdc_put_request(struct ceph_osd_request *req) kref_put(&req->r_kref, ceph_osdc_release_request); } +extern void ceph_osd_data_pages_init(struct ceph_osd_data *osd_data, + struct page **pages, u64 length, + u32 alignment, bool pages_from_pool, + bool own_pages); +extern void ceph_osd_data_pagelist_init(struct ceph_osd_data *osd_data, + struct ceph_pagelist *pagelist); +#ifdef CONFIG_BLOCK +extern void ceph_osd_data_bio_init(struct ceph_osd_data *osd_data, + struct bio *bio, size_t bio_length); +#endif /* CONFIG_BLOCK */ + extern int ceph_osdc_start_request(struct ceph_osd_client *osdc, struct ceph_osd_request *req, bool nofail); diff --git a/net/ceph/osd_client.c b/net/ceph/osd_client.c index 1379b3313348..f8f8561b602e 100644 --- a/net/ceph/osd_client.c +++ b/net/ceph/osd_client.c @@ -79,6 +79,38 @@ static int calc_layout(struct ceph_file_layout *layout, u64 off, u64 *plen, return 0; } +void ceph_osd_data_pages_init(struct ceph_osd_data *osd_data, + struct page **pages, u64 length, u32 alignment, + bool pages_from_pool, bool own_pages) +{ + osd_data->type = CEPH_OSD_DATA_TYPE_PAGES; + osd_data->pages = pages; + osd_data->length = length; + osd_data->alignment = alignment; + osd_data->pages_from_pool = pages_from_pool; + osd_data->own_pages = own_pages; +} +EXPORT_SYMBOL(ceph_osd_data_pages_init); + +void ceph_osd_data_pagelist_init(struct ceph_osd_data *osd_data, + struct ceph_pagelist *pagelist) +{ + osd_data->type = CEPH_OSD_DATA_TYPE_PAGELIST; + osd_data->pagelist = pagelist; +} +EXPORT_SYMBOL(ceph_osd_data_pagelist_init); + +#ifdef CONFIG_BLOCK +void ceph_osd_data_bio_init(struct ceph_osd_data *osd_data, + struct bio *bio, size_t bio_length) +{ + osd_data->type = CEPH_OSD_DATA_TYPE_BIO; + osd_data->bio = bio; + osd_data->bio_length = bio_length; +} +EXPORT_SYMBOL(ceph_osd_data_bio_init); +#endif /* CONFIG_BLOCK */ + /* * requests */ @@ -400,8 +432,7 @@ static u64 osd_req_encode_op(struct ceph_osd_request *req, ceph_pagelist_append(pagelist, src->cls.indata, src->cls.indata_len); - req->r_data_out.type = CEPH_OSD_DATA_TYPE_PAGELIST; - req->r_data_out.pagelist = pagelist; + ceph_osd_data_pagelist_init(&req->r_data_out, pagelist); out_data_len = pagelist->length; break; case CEPH_OSD_OP_STARTSYNC: @@ -2056,7 +2087,6 @@ int ceph_osdc_readpages(struct ceph_osd_client *osdc, struct page **pages, int num_pages, int page_align) { struct ceph_osd_request *req; - struct ceph_osd_data *osd_data; struct ceph_osd_req_op op; int rc = 0; @@ -2071,14 +2101,11 @@ int ceph_osdc_readpages(struct ceph_osd_client *osdc, /* it may be a short read due to an object boundary */ - osd_data = &req->r_data_in; - osd_data->type = CEPH_OSD_DATA_TYPE_PAGES; - osd_data->pages = pages; - osd_data->length = *plen; - osd_data->alignment = page_align; + ceph_osd_data_pages_init(&req->r_data_in, pages, *plen, page_align, + false, false); dout("readpages final extent is %llu~%llu (%llu bytes align %d)\n", - off, *plen, osd_data->length, page_align); + off, *plen, *plen, page_align); ceph_osdc_build_request(req, off, 1, &op, NULL, vino.snap, NULL); @@ -2104,7 +2131,6 @@ int ceph_osdc_writepages(struct ceph_osd_client *osdc, struct ceph_vino vino, struct page **pages, int num_pages) { struct ceph_osd_request *req; - struct ceph_osd_data *osd_data; struct ceph_osd_req_op op; int rc = 0; int page_align = off & ~PAGE_MASK; @@ -2119,12 +2145,9 @@ int ceph_osdc_writepages(struct ceph_osd_client *osdc, struct ceph_vino vino, return PTR_ERR(req); /* it may be a short write due to an object boundary */ - osd_data = &req->r_data_out; - osd_data->type = CEPH_OSD_DATA_TYPE_PAGES; - osd_data->pages = pages; - osd_data->length = len; - osd_data->alignment = page_align; - dout("writepages %llu~%llu (%llu bytes)\n", off, len, osd_data->length); + ceph_osd_data_pages_init(&req->r_data_out, pages, len, page_align, + false, false); + dout("writepages %llu~%llu (%llu bytes)\n", off, len, len); ceph_osdc_build_request(req, off, 1, &op, snapc, CEPH_NOSNAP, mtime); |