cregit-Linux how code gets into the kernel

Release 4.11 fs/exofs/file.c

Directory: fs/exofs
/*
 * Copyright (C) 2005, 2006
 * Avishay Traeger (avishay@gmail.com)
 * Copyright (C) 2008, 2009
 * Boaz Harrosh <ooo@electrozaur.com>
 *
 * Copyrights for code taken from ext2:
 *     Copyright (C) 1992, 1993, 1994, 1995
 *     Remy Card (card@masi.ibp.fr)
 *     Laboratoire MASI - Institut Blaise Pascal
 *     Universite Pierre et Marie Curie (Paris VI)
 *     from
 *     linux/fs/minix/inode.c
 *     Copyright (C) 1991, 1992  Linus Torvalds
 *
 * This file is part of exofs.
 *
 * exofs 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.  Since it is based on ext2, and the only
 * valid version of GPL for the Linux kernel is version 2, the only valid
 * version of GPL for exofs is version 2.
 *
 * exofs 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 exofs; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
 */
#include "exofs.h"


static int exofs_release_file(struct inode *inode, struct file *filp) { return 0; }

Contributors

PersonTokensPropCommitsCommitProp
Boaz Harrosh19100.00%1100.00%
Total19100.00%1100.00%

/* exofs_file_fsync - flush the inode to disk * * Note, in exofs all metadata is written as part of inode, regardless. * The writeout is synchronous */
static int exofs_file_fsync(struct file *filp, loff_t start, loff_t end, int datasync) { struct inode *inode = filp->f_mapping->host; int ret; ret = filemap_write_and_wait_range(inode->i_mapping, start, end); if (ret) return ret; inode_lock(inode); ret = sync_inode_metadata(filp->f_mapping->host, 1); inode_unlock(inode); return ret; }

Contributors

PersonTokensPropCommitsCommitProp
Josef Bacik4556.25%116.67%
Boaz Harrosh3240.00%350.00%
Al Viro22.50%116.67%
Christoph Hellwig11.25%116.67%
Total80100.00%6100.00%


static int exofs_flush(struct file *file, fl_owner_t id) { int ret = vfs_fsync(file, 0); /* TODO: Flush the OSD target */ return ret; }

Contributors

PersonTokensPropCommitsCommitProp
Boaz Harrosh28100.00%2100.00%
Total28100.00%2100.00%

const struct file_operations exofs_file_operations = { .llseek = generic_file_llseek, .read_iter = generic_file_read_iter, .write_iter = generic_file_write_iter, .mmap = generic_file_mmap, .open = generic_file_open, .release = exofs_release_file, .fsync = exofs_file_fsync, .flush = exofs_flush, .splice_read = generic_file_splice_read, .splice_write = iter_file_splice_write, }; const struct inode_operations exofs_file_inode_operations = { .setattr = exofs_setattr, };

Overall Contributors

PersonTokensPropCommitsCommitProp
Boaz Harrosh14873.63%545.45%
Josef Bacik4522.39%19.09%
Al Viro73.48%436.36%
Christoph Hellwig10.50%19.09%
Total201100.00%11100.00%
Directory: fs/exofs
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