vmtruncate(9) unmap mappings freed by truncate syscall

SYNOPSIS

int vmtruncate(struct inode * inode, loff_t newsize);

ARGUMENTS

inode

inode of the file used

newsize

file offset to start truncating

DESCRIPTION

This function is deprecated and truncate_setsize or truncate_pagecache should be used instead, together with filesystem specific block truncation.

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