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Use aligned calculation to determine transport stream from call data

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pull/22730/head
Yash Tibrewal 5 years ago
parent affe03e169
commit 0013b1b9a2
1 changed files with 5 additions and 2 deletions
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  1. 7
      src/core/lib/channel/connected_channel.cc

7
src/core/lib/channel/connected_channel.cc
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@ -91,9 +91,12 @@ static callback_state* get_state_for_batch(
/* We perform a small hack to locate transport data alongside the connected /* We perform a small hack to locate transport data alongside the connected
channel data in call allocations, to allow everything to be pulled in minimal channel data in call allocations, to allow everything to be pulled in minimal
cache line requests */ cache line requests */
#define TRANSPORT_STREAM_FROM_CALL_DATA(calld) ((grpc_stream*)((calld) + 1)) #define TRANSPORT_STREAM_FROM_CALL_DATA(calld) \
((grpc_stream*)(((char*)(calld)) + \
GPR_ROUND_UP_TO_ALIGNMENT_SIZE(sizeof(call_data))))
#define CALL_DATA_FROM_TRANSPORT_STREAM(transport_stream) \ #define CALL_DATA_FROM_TRANSPORT_STREAM(transport_stream) \
(((call_data*)(transport_stream)) - 1) ((call_data*)(((char*)(transport_stream)) - \
GPR_ROUND_UP_TO_ALIGNMENT_SIZE(sizeof(call_data))))
/* Intercept a call operation and either push it directly up or translate it /* Intercept a call operation and either push it directly up or translate it
into transport stream operations */ into transport stream operations */

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