On Thursday 01 Oct 2015 10:57:52 Josef Bacik wrote:
> On 09/30/2015 06:28 AM, Chandan Rajendra wrote:
> > When extending a file by either "truncate up" or by writing beyond i_size,
> > the page which had i_size needs to be marked "read only" so that future
> > writes to the page via mmap interface
On 09/30/2015 06:28 AM, Chandan Rajendra wrote:
When extending a file by either "truncate up" or by writing beyond i_size, the
page which had i_size needs to be marked "read only" so that future writes to
the page via mmap interface causes btrfs_page_mkwrite() to be invoked. If not,
a write