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| author | Konstantin Khlebnikov <khlebnikov@yandex-team.ru> | 2016-04-18 14:34:05 +0300 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2016-04-19 20:04:24 -0400 |
| commit | 851b10d60879539bec8acecb35ed361393399282 (patch) | |
| tree | 33f99b2a2017827402ed7b9215e249867ab56cbd /net/vmw_vsock/vmci_transport.c | |
| parent | 04aeb56a173282210c5dab5c9b3071fa3613806f (diff) | |
| download | linux-851b10d60879539bec8acecb35ed361393399282.tar.gz linux-851b10d60879539bec8acecb35ed361393399282.tar.bz2 linux-851b10d60879539bec8acecb35ed361393399282.zip | |
net/mlx4_en: do batched put_page using atomic_sub
This patch fixes couple error paths after allocation failures.
Atomic set of page reference counter is safe only if it is zero,
otherwise set can race with any speculative get_page_unless_zero.
Signed-off-by: Konstantin Khlebnikov <khlebnikov@yandex-team.ru>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/vmw_vsock/vmci_transport.c')
0 files changed, 0 insertions, 0 deletions