]> git.baikalelectronics.ru Git - kernel.git/commit
xen/xenbus: Add 'will_handle' callback support in xenbus_watch_path()
authorSeongJae Park <sjpark@amazon.de>
Mon, 14 Dec 2020 09:04:18 +0000 (10:04 +0100)
committerJuergen Gross <jgross@suse.com>
Mon, 14 Dec 2020 09:04:18 +0000 (10:04 +0100)
commitd43c2ce1b1ab5b2cffcd765745dff582b2a12465
tree9d0cce59ed6d8225cf99404797fea942270a061c
parent53d9d8c2e6d5aa4a0a590008a2229b4f238de99d
xen/xenbus: Add 'will_handle' callback support in xenbus_watch_path()

Some code does not directly make 'xenbus_watch' object and call
'register_xenbus_watch()' but use 'xenbus_watch_path()' instead.  This
commit adds support of 'will_handle' callback in the
'xenbus_watch_path()' and it's wrapper, 'xenbus_watch_pathfmt()'.

This is part of XSA-349

Cc: stable@vger.kernel.org
Signed-off-by: SeongJae Park <sjpark@amazon.de>
Reported-by: Michael Kurth <mku@amazon.de>
Reported-by: Pawel Wieczorkiewicz <wipawel@amazon.de>
Reviewed-by: Juergen Gross <jgross@suse.com>
Signed-off-by: Juergen Gross <jgross@suse.com>
drivers/block/xen-blkback/xenbus.c
drivers/net/xen-netback/xenbus.c
drivers/xen/xen-pciback/xenbus.c
drivers/xen/xenbus/xenbus_client.c
drivers/xen/xenbus/xenbus_probe.c
include/xen/xenbus.h