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| author | Gavin Shan <gwshan@linux.vnet.ibm.com> | 2015-08-27 07:58:27 +0200 |
|---|---|---|
| committer | Michael Ellerman <mpe@ellerman.id.au> | 2015-10-15 11:31:58 +0200 |
| commit | 54f9a64a36e4fc041721a954e674797c2686ea4e (patch) | |
| tree | 1e2e5df84aa1ab4282db37c4fa653fb04e506756 /drivers | |
| parent | cxl: Free virtual PHB when removing (diff) | |
| download | linux-54f9a64a36e4fc041721a954e674797c2686ea4e.tar.xz linux-54f9a64a36e4fc041721a954e674797c2686ea4e.zip | |
powerpc/eeh: atomic_dec_if_positive() to update passthru count
No need to have two atomic opertions (update and fetch/check) when
decreasing PE's number of passed devices as one atomic operation
is enough.
Signed-off-by: Gavin Shan <gwshan@linux.vnet.ibm.com>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Diffstat (limited to 'drivers')
0 files changed, 0 insertions, 0 deletions