/*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/ #pragma once /*** This file is part of systemd. Copyright 2010 Lennart Poettering systemd is free software; you can redistribute it and/or modify it under the terms of the GNU Lesser General Public License as published by the Free Software Foundation; either version 2.1 of the License, or (at your option) any later version. systemd 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 Lesser General Public License for more details. You should have received a copy of the GNU Lesser General Public License along with systemd; If not, see <http://www.gnu.org/licenses/>. ***/ #include <sys/stat.h> #include <sys/types.h> #include "macro.h" #include "util.h" #define READAHEAD_FILE_SIZE_MAX (10*1024*1024) #define READAHEAD_PACK_FILE_VERSION ";VERSION=2\n" extern unsigned arg_files_max; extern off_t arg_file_size_max; extern usec_t arg_timeout; int file_verify(int fd, const char *fn, off_t file_size_max, struct stat *st); int fs_on_ssd(const char *p); int fs_on_read_only(const char *p); bool enough_ram(void); int open_inotify(void); typedef struct ReadaheadShared { pid_t collect; pid_t replay; } _packed_ ReadaheadShared; ReadaheadShared *shared_get(void); int block_bump_request_nr(const char *p); int block_get_readahead(const char *p, uint64_t *bytes); int block_set_readahead(const char *p, uint64_t bytes); int main_collect(const char *root); int main_replay(const char *root); int main_analyze(const char *pack_path);