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-rw-r--r--fs/ext2/file.c68
1 files changed, 68 insertions, 0 deletions
diff --git a/fs/ext2/file.c b/fs/ext2/file.c
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+/*
+ * linux/fs/ext2/file.c
+ *
+ * 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/file.c
+ *
+ * Copyright (C) 1991, 1992 Linus Torvalds
+ *
+ * ext2 fs regular file handling primitives
+ *
+ * 64-bit file support on 64-bit platforms by Jakub Jelinek
+ * (jj@sunsite.ms.mff.cuni.cz)
+ */
+
+#include <linux/time.h>
+#include "ext2.h"
+#include "xattr.h"
+#include "acl.h"
+
+/*
+ * Called when an inode is released. Note that this is different
+ * from ext2_open_file: open gets called at every open, but release
+ * gets called only when /all/ the files are closed.
+ */
+static int ext2_release_file (struct inode * inode, struct file * filp)
+{
+ if (filp->f_mode & FMODE_WRITE)
+ ext2_discard_prealloc (inode);
+ return 0;
+}
+
+/*
+ * We have mostly NULL's here: the current defaults are ok for
+ * the ext2 filesystem.
+ */
+struct file_operations ext2_file_operations = {
+ .llseek = generic_file_llseek,
+ .read = generic_file_read,
+ .write = generic_file_write,
+ .aio_read = generic_file_aio_read,
+ .aio_write = generic_file_aio_write,
+ .ioctl = ext2_ioctl,
+ .mmap = generic_file_mmap,
+ .open = generic_file_open,
+ .release = ext2_release_file,
+ .fsync = ext2_sync_file,
+ .readv = generic_file_readv,
+ .writev = generic_file_writev,
+ .sendfile = generic_file_sendfile,
+};
+
+struct inode_operations ext2_file_inode_operations = {
+ .truncate = ext2_truncate,
+#ifdef CONFIG_EXT2_FS_XATTR
+ .setxattr = generic_setxattr,
+ .getxattr = generic_getxattr,
+ .listxattr = ext2_listxattr,
+ .removexattr = generic_removexattr,
+#endif
+ .setattr = ext2_setattr,
+ .permission = ext2_permission,
+};