JBD2_JOURNAL_INVALID(9)

NAME
jbd2_journal_invalidatepage -

SYNOPSIS

int jbd2_journal_invalidatepage(journal_t * journal, struct page * page, unsigned int offset, unsigned int length);

ARGUMENTS

journal
    journal to use for flush...

page
    page to flush

offset
    start of the range to invalidate

length
    length of the range to invalidate

DESCRIPTION

Reap page buffers containing data after in the specified range in page. Can return -EBUSY if buffers are part of the committing transaction and the page is straddling i_size. Caller then has to wait for current commit and try again.

AUTHORS

Roger Gammans <rgammans@computer-surgery.co.uk>
    Author.

Stephen Tweedie <sct@redhat.com>
    Author.

COPYRIGHT