On 10.04.2017 17:05, Stanislav Kinsburskiy wrote:
> Finally, this silly hook can and has to be removed.
> It was added, because venet was created in a automated way on container start.
> Now, venet is created by vzctl via netlink (as it should).
> And it's destroyed automatilly on network namespace
The commit is pushed to "branch-rh7-3.10.0-514.10.2.vz7.29.x-ovz" and will
appear at https://src.openvz.org/scm/ovz/vzkernel.git
after rh7-3.10.0-514.10.2.vz7.29.14
-->
commit 60836f581089a23dd7fb147ec18f247f0a9ed7fa
Author: Stanislav Kinsburskiy
Date: Tue Apr 11 13:58:02 2017 +0400
ve
Currently some direct_io fs hooks call invalidate_inode_pages2_range()
conditionally iff mapping->nrpages is not zero. So if nrpages is zero,
data in cleancache wouldn't be invalidated. So the next buffered read
may get stale data from the cleancache.
Fix this by calling invalidate_inode_pages2_ra
Hello!
Good job!
Before submitting this to mainstream look
at truncate_inode_pages.
It has condition:
if (mapping->nrpages == 0 && mapping->nrexceptional == 0)
return;
I have no idea what are those exceptions are, but it definitely
looks illegal to check only for nrpages in inv
