diff options
Diffstat (limited to 'xlators/protocol/server/src/server3_1-fops.c')
| -rw-r--r-- | xlators/protocol/server/src/server3_1-fops.c | 38 |
1 files changed, 30 insertions, 8 deletions
diff --git a/xlators/protocol/server/src/server3_1-fops.c b/xlators/protocol/server/src/server3_1-fops.c index 69f37d6b370..c73f3df15be 100644 --- a/xlators/protocol/server/src/server3_1-fops.c +++ b/xlators/protocol/server/src/server3_1-fops.c @@ -3868,9 +3868,10 @@ out: int server_readdirp (rpcsvc_request_t *req) { - server_state_t *state = NULL; - call_frame_t *frame = NULL; - gfs3_readdirp_req args = {0,}; + server_state_t *state = NULL; + call_frame_t *frame = NULL; + gfs3_readdirp_req args = {0,}; + size_t headers_size = 0; if (!req) return 0; @@ -3896,9 +3897,19 @@ server_readdirp (rpcsvc_request_t *req) goto out; } + /* FIXME: this should go away when variable sized iobufs are introduced + * and transport layer can send msgs bigger than current page-size. + */ + headers_size = sizeof (struct rpc_msg) + sizeof (gfs3_readdir_rsp); + if ((frame->this->ctx->page_size < args.size) + || ((frame->this->ctx->page_size - args.size) < headers_size)) { + state->size = frame->this->ctx->page_size - headers_size; + } else { + state->size = args.size; + } + state->resolve.type = RESOLVE_MUST; state->resolve.fd_no = args.fd; - state->size = args.size; state->offset = args.offset; resolve_and_resume (frame, server_readdirp_resume); @@ -3909,9 +3920,10 @@ out: int server_readdir (rpcsvc_request_t *req) { - server_state_t *state = NULL; - call_frame_t *frame = NULL; - gfs3_readdir_req args = {0,}; + server_state_t *state = NULL; + call_frame_t *frame = NULL; + gfs3_readdir_req args = {0,}; + size_t headers_size = 0; if (!req) return 0; @@ -3937,9 +3949,19 @@ server_readdir (rpcsvc_request_t *req) goto out; } + /* FIXME: this should go away when variable sized iobufs are introduced + * and transport layer can send msgs bigger than current page-size. + */ + headers_size = sizeof (struct rpc_msg) + sizeof (gfs3_readdir_rsp); + if ((frame->this->ctx->page_size < args.size) + || ((frame->this->ctx->page_size - args.size) < headers_size)) { + state->size = frame->this->ctx->page_size - headers_size; + } else { + state->size = args.size; + } + state->resolve.type = RESOLVE_MUST; state->resolve.fd_no = args.fd; - state->size = args.size; state->offset = args.offset; resolve_and_resume (frame, server_readdir_resume); |