lcs_space can change while the lock is not held
if an RPC in underway. This can be detected by
seq->ls_update being set.
In this case, reading or writing the value should return
-EBUSY.
Also, the D_INFO CDEBUG() which reports the lcs_space being
updated never fires, as it tests the wrong value
lcs_space can change while the lock is not held
if an RPC in underway. This can be detected by
seq->ls_update being set.
In this case, reading or writing the value should return
-EBUSY.
Also, the D_INFO CDEBUG() which reports the lcs_space being
updated never fires, as it tests the wrong value
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