C++ (Cpp) ffsTruncateFile示例

示例#1

文件： exfat_api.c 项目： GAXUSXX/G935FGaXusKernel2

INT32 FsTruncateFile(struct inode *inode, UINT64 old_size, UINT64 new_size)
{
	INT32 err;
	struct super_block *sb = inode->i_sb;
	FS_INFO_T *p_fs = &(EXFAT_SB(sb)->fs_info);

	sm_P(&(fs_struct[p_fs->drv].v_sem));

	PRINTK("FsTruncateFile entered (inode %p size %llu)\n", inode, new_size);

	err = ffsTruncateFile(inode, old_size, new_size);

	PRINTK("FsTruncateFile exitted (%d)\n", err);

	sm_V(&(fs_struct[p_fs->drv].v_sem));

	return(err);
}

示例#2

文件： exfat_api.c 项目： coolshou/exfat

/* FsTruncateFile : resize the file length */
INT32 FsTruncateFile(struct inode *inode, UINT64 old_size, UINT64 new_size)
{
	INT32 err;
	struct super_block *sb = inode->i_sb;
	FS_INFO_T *p_fs = &(EXFAT_SB(sb)->fs_info);

	/* acquire the lock for file system critical section */
	sm_P(&(fs_struct[p_fs->drv].v_sem));

	PRINTK("FsTruncateFile entered (inode %p size %llu)\n", inode, new_size);

	err = ffsTruncateFile(inode, old_size, new_size);

	PRINTK("FsTruncateFile exitted (%d)\n", err);

	/* release the lock for file system critical section */
	sm_V(&(fs_struct[p_fs->drv].v_sem));

	return(err);
} /* end of FsTruncateFile */