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| author | SeongJae Park <[email protected]> | 2020-12-14 09:07:13 +0000 |
|---|---|---|
| committer | Juergen Gross <[email protected]> | 2020-12-14 09:07:13 +0000 |
| commit | 3dc86ca6b4c8cfcba9da7996189d1b5a358a94fc (patch) | |
| tree | f862850ffd2c042167390114c8b8e6354febce04 /drivers/pci/controller/pci-host-common.c | |
| parent | xen/xenbus/xen_bus_type: Support will_handle watch callback (diff) | |
| download | kernel-3dc86ca6b4c8cfcba9da7996189d1b5a358a94fc.tar.gz kernel-3dc86ca6b4c8cfcba9da7996189d1b5a358a94fc.zip | |
xen/xenbus: Count pending messages for each watch
This commit adds a counter of pending messages for each watch in the
struct. It is used to skip unnecessary pending messages lookup in
'unregister_xenbus_watch()'. It could also be used in 'will_handle'
callback.
This is part of XSA-349
Cc: [email protected]
Signed-off-by: SeongJae Park <[email protected]>
Reported-by: Michael Kurth <[email protected]>
Reported-by: Pawel Wieczorkiewicz <[email protected]>
Reviewed-by: Juergen Gross <[email protected]>
Signed-off-by: Juergen Gross <[email protected]>
Diffstat (limited to 'drivers/pci/controller/pci-host-common.c')
0 files changed, 0 insertions, 0 deletions