Commit a7a2ff8a authored by David Teigland's avatar David Teigland Committed by Steven Whitehouse
Browse files

[GFS2] return conflicts for GETLK



We weren't returning the correct result when GETLK found a conflict,
which is indicated by userspace passing back a 1.

Signed-off-by: Abhijith Das <adas redhat com>
Signed-off-by: David Teigland <teigland redhat com>
Signed-off-by: default avatarSteven Whitehouse <swhiteho@redhat.com>
parent d88101d4
......@@ -254,16 +254,20 @@ int gdlm_plock_get(void *lockspace, struct lm_lockname *name,
}
spin_unlock(&ops_lock);
/* info.rv from userspace is 1 for conflict, 0 for no-conflict,
-ENOENT if there are no locks on the file */
rv = op->info.rv;
fl->fl_type = F_UNLCK;
if (rv == -ENOENT)
rv = 0;
else if (rv == 0 && op->info.pid != fl->fl_pid) {
else if (rv > 0) {
fl->fl_type = (op->info.ex) ? F_WRLCK : F_RDLCK;
fl->fl_pid = op->info.pid;
fl->fl_start = op->info.start;
fl->fl_end = op->info.end;
rv = 0;
}
kfree(op);
......
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