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[GFS2] add plock owner

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We need to use fl_owner instead of fl_pid to track the owner of a posix
lock.  Pass the owner value out to user space where cluster plocks are
managed.

Signed-off-by: David Teigland <teigland@redhat.com>
Signed-off-by: Steven Whitehouse <swhiteho@redhat.com>
This commit is contained in:
David Teigland 2006-07-28 14:00:20 -05:00 committed by Steven Whitehouse
parent 420b9e5e45
commit de9b75d31e
2 changed files with 4 additions and 1 deletions
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2
fs/gfs2/locking/dlm/plock.c
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@ -77,6 +77,7 @@ int gdlm_plock(lm_lockspace_t *lockspace, struct lm_lockname *name,
op->info.number = name->ln_number;
op->info.start = fl->fl_start;
op->info.end = fl->fl_end;
op->info.owner = (__u64)(long) fl->fl_owner;
send_op(op);
wait_event(recv_wq, (op->done != 0));
@ -122,6 +123,7 @@ int gdlm_punlock(lm_lockspace_t *lockspace, struct lm_lockname *name,
op->info.number = name->ln_number;
op->info.start = fl->fl_start;
op->info.end = fl->fl_end;
op->info.owner = (__u64)(long) fl->fl_owner;
send_op(op);
wait_event(recv_wq, (op->done != 0));

3
include/linux/lock_dlm_plock.h
View File

@ -12,7 +12,7 @@
#define GDLM_PLOCK_MISC_NAME "lock_dlm_plock"
#define GDLM_PLOCK_VERSION_MAJOR 1
#define GDLM_PLOCK_VERSION_MINOR 0
#define GDLM_PLOCK_VERSION_MINOR 1
#define GDLM_PLOCK_VERSION_PATCH 0
enum {
@ -34,6 +34,7 @@ struct gdlm_plock_info {
__u64 number;
__u64 start;
__u64 end;
__u64 owner;
};
#endif