filemap_fdatawait_range (9) - Linux Manuals

filemap_fdatawait_range: wait for writeback to complete

Command to display filemap_fdatawait_range manual in Linux: $ man 9 filemap_fdatawait_range

NAME

filemap_fdatawait_range - wait for writeback to complete

SYNOPSIS

int filemap_fdatawait_range(struct address_space * mapping, loff_t start_byte, loff_t end_byte);

ARGUMENTS

mapping

: address space structure to wait for

start_byte

: offset in bytes where the range starts

end_byte

: offset in bytes where the range ends (inclusive)

DESCRIPTION

Walk the list of under-writeback pages of the given address space in the given range and wait for all of them. Check error status of the address space and return it.

Since the error status of the address space is cleared by this function, callers are responsible for checking the return value and handling and/or reporting the error.