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net: ipa: don't use replenish_backlog

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Rather than determining when to stop replenishing using the
replenish backlog, just stop when we have exhausted all available
transactions.

Signed-off-by: Alex Elder <elder@linaro.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Alex Elder 2022-02-03 11:09:23 -06:00 committed by David S. Miller
parent 6a606b9015
commit d0ac30e74e
1 changed files with 2 additions and 5 deletions
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7
drivers/net/ipa/ipa_endpoint.c
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@ -1087,11 +1087,8 @@ static void ipa_endpoint_replenish(struct ipa_endpoint *endpoint)
if (test_and_set_bit(IPA_REPLENISH_ACTIVE, endpoint->replenish_flags))
return;
while (atomic_dec_not_zero(&endpoint->replenish_backlog)) {
trans = ipa_endpoint_trans_alloc(endpoint, 1);
if (!trans)
break;
while ((trans = ipa_endpoint_trans_alloc(endpoint, 1))) {
WARN_ON(!atomic_dec_not_zero(&endpoint->replenish_backlog));
if (ipa_endpoint_replenish_one(endpoint, trans))
goto try_again_later;