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libceph: initialize last_linger_id with a large integer 

osdc->last_linger_id is a counter for lreq->linger_id, which is used
for watch cookies.  Starting with a large integer should ease the task
of telling apart kernel and userspace clients.

Signed-off-by: Ilya Dryomov <idryomov@gmail.com>
This commit is contained in:
Ilya Dryomov 2016-11-08 15:15:24 +01:00
parent 3890dce1d3
commit 264048afab
2 changed files with 3 additions and 0 deletions
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2
include/linux/ceph/osd_client.h
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@ -258,6 +258,8 @@ struct ceph_watch_item {
struct ceph_entity_addr addr;
};
#define CEPH_LINGER_ID_START 0xffff000000000000ULL
struct ceph_osd_client {
struct ceph_client *client;

1
net/ceph/osd_client.c
View File

@ -4094,6 +4094,7 @@ int ceph_osdc_init(struct ceph_osd_client *osdc, struct ceph_client *client)
osd_init(&osdc->homeless_osd);
osdc->homeless_osd.o_osdc = osdc;
osdc->homeless_osd.o_osd = CEPH_HOMELESS_OSD;
osdc->last_linger_id = CEPH_LINGER_ID_START;
osdc->linger_requests = RB_ROOT;
osdc->map_checks = RB_ROOT;
osdc->linger_map_checks = RB_ROOT;