TRUNCATE_SETSIZE(9) Memory Management in Linux TRUNCATE_SETSIZE(9) NAME truncate_setsize - update inode and pagecache for a new file size SYNOPSIS void truncate_setsize(struct inode * inode, loff_t newsize); ARGUMENTS inode inode newsize new file size DESCRIPTION truncate_setsize updates i_size and performs pagecache truncation (if necessary) to newsize. It will be typically be called from the filesystem's setattr function when ATTR_SIZE is passed in. Must be called with inode_mutex held and before all filesystem specific block truncation has been performed. COPYRIGHT Kernel Hackers Manual 3.11 November 2013 TRUNCATE_SETSIZE(9)[top]
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