diff options
Diffstat (limited to 'xlators/cluster/afr/src/afr-self-heal-common.h')
-rw-r--r-- | xlators/cluster/afr/src/afr-self-heal-common.h | 66 |
1 files changed, 66 insertions, 0 deletions
diff --git a/xlators/cluster/afr/src/afr-self-heal-common.h b/xlators/cluster/afr/src/afr-self-heal-common.h new file mode 100644 index 00000000000..9dd597f0787 --- /dev/null +++ b/xlators/cluster/afr/src/afr-self-heal-common.h @@ -0,0 +1,66 @@ +/* + Copyright (c) 2008 Z RESEARCH, Inc. <http://www.zresearch.com> + This file is part of GlusterFS. + + GlusterFS is free software; you can redistribute it and/or modify + it under the terms of the GNU General Public License as published + by the Free Software Foundation; either version 3 of the License, + or (at your option) any later version. + + GlusterFS is distributed in the hope that it will be useful, but + WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program. If not, see + <http://www.gnu.org/licenses/>. +*/ + +#ifndef __AFR_SELF_HEAL_COMMON_H__ +#define __AFR_SELF_HEAL_COMMON_H__ + +#define FILE_HAS_HOLES(buf) (((buf)->st_size) > ((buf)->st_blocks * 512)) + +int +afr_sh_select_source (int sources[], int child_count); + +int +afr_sh_sink_count (int sources[], int child_count); + +int +afr_sh_source_count (int sources[], int child_count); + +int +afr_sh_supress_errenous_children (int sources[], int child_errno[], + int child_count); + +int +afr_sh_supress_empty_children (int sources[], dict_t *xattr[], + struct stat *buf, + int child_count, const char *key); + +void +afr_sh_print_pending_matrix (int32_t *pending_matrix[], xlator_t *this); + +void +afr_sh_build_pending_matrix (int32_t *pending_matrix[], dict_t *xattr[], + int child_count, const char *key); + +void +afr_sh_pending_to_delta (int32_t *pending_matrix[], int32_t *delta_matrix[], + int32_t success[], int child_count); + +int +afr_sh_mark_sources (int32_t *pending_matrix[], int sources[], + int child_count); + +int +afr_sh_delta_to_xattr (int32_t *delta_matrix[], dict_t *xattr[], + int child_count, const char *key); + +int +afr_sh_is_matrix_zero (int32_t *pending_matrix[], int child_count); + + +#endif /* __AFR_SELF_HEAL_COMMON_H__ */ |