diff options
Diffstat (limited to 'fs/ceph/dir.c')
| -rw-r--r-- | fs/ceph/dir.c | 24 |
1 files changed, 17 insertions, 7 deletions
diff --git a/fs/ceph/dir.c b/fs/ceph/dir.c index 1afa111..cec2569 100644 --- a/fs/ceph/dir.c +++ b/fs/ceph/dir.c @@ -292,6 +292,11 @@ out: if (ret < 0) err = ret; dput(last); + /* last_name no longer match cache index */ + if (fi->readdir_cache_idx >= 0) { + fi->readdir_cache_idx = -1; + fi->dir_release_count = 0; + } } return err; } @@ -315,7 +320,7 @@ static int ceph_readdir(struct file *file, struct dir_context *ctx) struct ceph_mds_client *mdsc = fsc->mdsc; int i; int err; - u32 ftype; + unsigned frag = -1; struct ceph_mds_reply_info_parsed *rinfo; dout("readdir %p file %p pos %llx\n", inode, file, ctx->pos); @@ -362,7 +367,6 @@ more: /* do we have the correct frag content buffered? */ if (need_send_readdir(fi, ctx->pos)) { struct ceph_mds_request *req; - unsigned frag; int op = ceph_snap(inode) == CEPH_SNAPDIR ? CEPH_MDS_OP_LSSNAP : CEPH_MDS_OP_READDIR; @@ -373,8 +377,11 @@ more: } if (is_hash_order(ctx->pos)) { - frag = ceph_choose_frag(ci, fpos_hash(ctx->pos), - NULL, NULL); + /* fragtree isn't always accurate. choose frag + * based on previous reply when possible. */ + if (frag == (unsigned)-1) + frag = ceph_choose_frag(ci, fpos_hash(ctx->pos), + NULL, NULL); } else { frag = fpos_frag(ctx->pos); } @@ -497,6 +504,7 @@ more: struct ceph_mds_reply_dir_entry *rde = rinfo->dir_entries + i; struct ceph_vino vino; ino_t ino; + u32 ftype; BUG_ON(rde->offset < ctx->pos); @@ -519,15 +527,17 @@ more: ctx->pos++; } + ceph_mdsc_put_request(fi->last_readdir); + fi->last_readdir = NULL; + if (fi->next_offset > 2) { - ceph_mdsc_put_request(fi->last_readdir); - fi->last_readdir = NULL; + frag = fi->frag; goto more; } /* more frags? */ if (!ceph_frag_is_rightmost(fi->frag)) { - unsigned frag = ceph_frag_next(fi->frag); + frag = ceph_frag_next(fi->frag); if (is_hash_order(ctx->pos)) { loff_t new_pos = ceph_make_fpos(ceph_frag_value(frag), fi->next_offset, true); |