diff options
Diffstat (limited to 'xlators/performance/decompounder/src/decompounder.h')
| -rw-r--r-- | xlators/performance/decompounder/src/decompounder.h | 74 |
1 files changed, 74 insertions, 0 deletions
diff --git a/xlators/performance/decompounder/src/decompounder.h b/xlators/performance/decompounder/src/decompounder.h new file mode 100644 index 00000000000..1b8c1d6d00f --- /dev/null +++ b/xlators/performance/decompounder/src/decompounder.h @@ -0,0 +1,74 @@ +/* + Copyright (c) 2016 Red Hat, Inc. <http://www.redhat.com> + This file is part of GlusterFS. + + This file is licensed to you under your choice of the GNU Lesser + General Public License, version 3 or any later version (LGPLv3 or + later), or the GNU General Public License, version 2 (GPLv2), in all + cases as published by the Free Software Foundation. +*/ + +#ifndef __DC_H__ +#define __DC_H__ + +#include "defaults.h" +#include "xlator.h" +#include "call-stub.h" +#include "decompounder-mem-types.h" +#include "decompounder-messages.h" + +typedef struct { + compound_args_t *compound_req; + compound_args_cbk_t *compound_rsp; + int counter; + int length; +} dc_local_t; + +#define DC_STACK_UNWIND(frame, op_ret, op_errno, rsp, xdata) do {\ + dc_local_t *__local = NULL; \ + if (frame) { \ + __local = frame->local; \ + frame->local = NULL; \ + } \ + STACK_UNWIND_STRICT (compound, frame, op_ret, op_errno, \ + (void *)rsp, xdata); \ + if (__local) { \ + dc_local_cleanup (__local); \ + mem_put (__local); \ + } \ + } while (0) + +int32_t +dc_compound_fop_wind (call_frame_t *frame, xlator_t *this); + +void +dc_local_cleanup (dc_local_t *local); + +#define DC_FOP_RESPONSE_STORE_AND_WIND_NEXT(fop, frame, op_ret, op_errno, params ...) do { \ + dc_local_t *__local = frame->local; \ + xlator_t *__this = frame->this; \ + int __ret = 0; \ + int __counter = __local->counter; \ + compound_args_cbk_t *__compound_rsp = __local->compound_rsp; \ + default_args_cbk_t *__fop_rsp = &__local->compound_rsp->rsp_list[__counter]; \ + \ + if (op_ret < 0) { \ + gf_msg (__this->name, GF_LOG_ERROR, op_errno, DC_MSG_ERROR_RECEIVED, \ + "fop number %d failed. Unwinding.", __counter+1); \ + args_##fop##_cbk_store (__fop_rsp, \ + op_ret, op_errno, params); \ + /*TODO : Fill the rest of the responses to -1 or NULL*/ \ + DC_STACK_UNWIND (frame, op_ret, op_errno, \ + (void *)__compound_rsp, NULL); \ + } else { \ + args_##fop##_cbk_store (__fop_rsp, \ + op_ret, op_errno, params); \ + __local->counter++; \ + __ret = dc_compound_fop_wind (frame, __this); \ + if (__ret < 0) { \ + DC_STACK_UNWIND (frame, -1, -__ret, \ + (void *)__compound_rsp, NULL); \ + } \ + } \ + } while (0) +#endif /* DC_H__ */ |