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powerpc/vas: poll for return of window credits
authorSukadev Bhattiprolu <sukadev@linux.vnet.ibm.com>
Wed, 8 Nov 2017 02:23:48 +0000 (18:23 -0800)
committerMichael Ellerman <mpe@ellerman.id.au>
Sat, 11 Nov 2017 22:03:08 +0000 (09:03 +1100)
commit6fccac16c578c699bf0714a6c930b0ceb81305a0
tree7276bd8a994516d136581a7097b73b22749d9e58tree
parent62f659e08ccd657ead6901011f5e542dbdc477c5commit | diff
powerpc/vas: poll for return of window credits

Normally, the NX driver waits for the CRBs to be processed before closing
the window. But it is better to ensure that the credits are returned before
the window gets reassigned later.

Signed-off-by: Sukadev Bhattiprolu <sukadev@linux.vnet.ibm.com>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
arch/powerpc/platforms/powernv/vas-window.c diff | blob | blame | history
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